Fix nested stmts issue of Sonar

Policy rest util MSModeUtils have Sonar flagged issues about nesting
more than 3 control stmts. Fix these. Also a minor change from prev
commit about BrmsPush.java. Rework based on review

Issue-ID: POLICY-1009
Change-Id: Ibd3cebcdebf9cf26233e810033793a5315b93272
Signed-off-by: Krishnajinka <kris.jinka@samsung.com>

1 files changed, 1335 insertions, 1333 deletions

diff --git a/ONAP-REST/src/main/java/org/onap/policy/rest/util/MSModelUtils.java b/ONAP-REST/src/main/java/org/onap/policy/rest/util/MSModelUtils.java
index 1f40be60a..50628d7d5 100644
--- a/ONAP-REST/src/main/java/org/onap/policy/rest/util/MSModelUtils.java
+++ b/ONAP-REST/src/main/java/org/onap/policy/rest/util/MSModelUtils.java
@@ -3,6 +3,7 @@
  * ONAP-REST
  * ================================================================================
  * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * Modified Copyright (C) 2018 Samsung Electronics Co., Ltd.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,41 +21,13 @@
 
 package org.onap.policy.rest.util;
 
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.InputStream;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.LinkedHashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-
-import java.util.Map.Entry;
-
+import com.att.research.xacml.util.XACMLProperties;
+import com.google.gson.Gson;
 import org.apache.commons.lang.StringUtils;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
-import org.eclipse.emf.common.util.EList;
-import org.eclipse.emf.common.util.EMap;
-import org.eclipse.emf.common.util.Enumerator;
-import org.eclipse.emf.common.util.TreeIterator;
-import org.eclipse.emf.common.util.URI;
-import org.eclipse.emf.ecore.EAnnotation;
-import org.eclipse.emf.ecore.EClass;
-import org.eclipse.emf.ecore.EClassifier;
-import org.eclipse.emf.ecore.EEnum;
-import org.eclipse.emf.ecore.EEnumLiteral;
-import org.eclipse.emf.ecore.EObject;
-import org.eclipse.emf.ecore.EPackage;
-import org.eclipse.emf.ecore.EReference;
-import org.eclipse.emf.ecore.EStructuralFeature;
+import org.eclipse.emf.common.util.*;
+import org.eclipse.emf.ecore.*;
 import org.eclipse.emf.ecore.impl.EAttributeImpl;
 import org.eclipse.emf.ecore.impl.EEnumImpl;
 import org.eclipse.emf.ecore.resource.Resource;
@@ -65,1320 +38,1349 @@ import org.json.JSONObject;
 import org.onap.policy.rest.XACMLRestProperties;
 import org.yaml.snakeyaml.Yaml;
 
-import com.att.research.xacml.util.XACMLProperties;
-import com.google.gson.Gson;
+import java.io.*;
+import java.util.*;
+import java.util.Map.Entry;
 
 
 public class MSModelUtils {
 
-	private static final Log logger	= LogFactory.getLog(MSModelUtils.class);
-
-	private HashMap<String,MSAttributeObject > classMap = new HashMap<>();
-	private HashMap<String, String> enumMap = new HashMap<>();
-	private HashMap<String, String> matchingClass = new HashMap<>();
-	private String configuration = "configuration";
-	private String dictionary = "dictionary";
-	private String onap = "";
-	private String policy = "";
-	private String eProxyURI = "eProxyURI:";
-	private List<String> orderedElements = new ArrayList<>();
-	private String dataOrderInfo = null;
-	private Set<String> uniqueDataKeys= new HashSet<>();
-	private Set<String> uniqueKeys= new HashSet<>();
-	private String listConstraints = null;
-	private String referenceAttributes;
-	private LinkedHashMap<String, Object> retmap = new LinkedHashMap<>();
-	private Map<String, String>  matchableValues;
-	public static final String PROPERTIES=".properties.";
-	public static final String DATATYPE  = "data_types.policy.data.";
-	public static final String TYPE=".type";
-	public static final String REQUIRED=".required";
-	public static final String MATCHABLE=".matchable";
-	public static final String STRING="string";
-	public static final String INTEGER="integer";
-	public static final String LIST="list";
-	public static final String MAP="map";
-	public static final String DEFAULT=".default";
-	public static final String MANYFALSE=":MANY-false";
-	public static final String MANYTRUE=":MANY-true";
-	public static final String DEFAULTVALUE=":defaultValue-";
-	public static final String REQUIREDVALUE=":required-";
-	public static final String MATCHABLEKEY="matchable";
-	public static final String REQUIREDFALSE=":required-false";
-	public static final String REQUIREDTRUE=":required-true";
-	public static final String MATCHINGTRUE="matching-true";
-
-	private StringBuilder dataListBuffer=new StringBuilder();
-	private List<String> dataConstraints= new ArrayList <>();
-	private String attributeString = null;
-	
-	public MSModelUtils(){
-	}
-	
-	public MSModelUtils(String onap, String policy){
-		this.onap = onap;
-		this.policy = policy;
-	}
-
-	private enum ANNOTATION_TYPE{
-		MATCHING, VALIDATION, DICTIONARY
-	};
-
-	public enum MODEL_TYPE {
-		XMI
-	};
-
-
-	public Map<String, MSAttributeObject> processEpackage(String file, MODEL_TYPE model){
-		if (model == MODEL_TYPE.XMI ){
-			processXMIEpackage(file);
-		}
-		return classMap;
-
-	} 
-
-	private void processXMIEpackage(String xmiFile){
-		EPackage root = getEpackage(xmiFile);
-		TreeIterator<EObject> treeItr = root.eAllContents();
-		String className;
-		String returnValue;
-
-		//    Pulling out dependency from file
-		while (treeItr.hasNext()) {	    
-			EObject obj = treeItr.next();
-			if (obj instanceof EClassifier) {
-				EClassifier eClassifier = (EClassifier) obj;
-				className = eClassifier.getName();
-
-				if (obj instanceof EEnum) {
-					enumMap.putAll(getEEnum(obj));
-				}else if (obj instanceof EClass) {
-					String temp = getDependencyList(eClassifier).toString();
-					returnValue = StringUtils.replaceEach(temp, new String[]{"[", "]"}, new String[]{"", ""});
-					getAttributes(className, returnValue, root);
-				}        		   		
-			}
-		}
-
-		if (!enumMap.isEmpty()){
-			addEnumClassMap();
-		}
-		if (!matchingClass.isEmpty()){
-			CheckForMatchingClass();
-		}
-	}
-
-	private void CheckForMatchingClass() {
-		HashMap<String, String> tempAttribute = new HashMap<>();
-
-		for (Entry<String, String> set : matchingClass.entrySet()){
-			String key = set.getKey();
-			if (classMap.containsKey(key)){
-				Map<String, String> listAttributes = classMap.get(key).getAttribute();
-				Map<String, String> listRef = classMap.get(key).getRefAttribute();
-				for (  Entry<String, String> eSet : listAttributes.entrySet()){
-					String key2 = eSet.getKey();
-					tempAttribute.put(key2, MATCHINGTRUE);
-				}
-				for (  Entry<String, String> eSet : listRef.entrySet()){
-					String key3 = eSet.getKey();
-					tempAttribute.put(key3, MATCHINGTRUE);
-				}
-
-			}
-			UpdateMatching(tempAttribute, key);
-		}
-
-	}
-
-
-
-	private void UpdateMatching(HashMap<String, String> tempAttribute, String key) {
-		Map<String, MSAttributeObject> newClass = classMap;
-
-		for (Entry<String, MSAttributeObject> updateClass :  newClass.entrySet()){
-			Map<String, String> valueMap = updateClass.getValue().getMatchingSet();
-			String keymap = updateClass.getKey();
-			if (valueMap.containsKey(key)){
-				Map<String, String> modifyMap = classMap.get(keymap).getMatchingSet();
-				modifyMap.remove(key);
-				modifyMap.putAll(tempAttribute);
-				classMap.get(keymap).setMatchingSet(modifyMap);
-			}
-
-		}
-	}
-
-	private void addEnumClassMap() {
-		for (Entry<String, MSAttributeObject> value :classMap.entrySet()){
-			value.getValue().setEnumType(enumMap);
-		}
-	}
-
-	private EPackage getEpackage(String xmiFile) {
-		ResourceSet resSet = new ResourceSetImpl();
-		Resource.Factory.Registry reg = Resource.Factory.Registry.INSTANCE;
-		Map<String, Object> m = reg.getExtensionToFactoryMap();
-		m.put("xmi", new XMIResourceFactoryImpl());
-		Resource resource = resSet.getResource(URI.createFileURI(xmiFile), true);
-		try {
-			resource.load(Collections.emptyMap());
-		} catch (IOException e) {
-			logger.error("Error loading Encore Resource for new Model" + e);
-		}
-
-		return (EPackage) resource.getContents().get(0);
-	}
-
-	private HashMap<String, String> getEEnum(EObject obj) {
-		List<String> valueList = new ArrayList<>();
-		HashMap<String, String> returnMap = new HashMap<>();
-		EEnum eenum = (EEnum)obj;
-
-		String name = eenum.getName();
-		for (EEnumLiteral eEnumLiteral : eenum.getELiterals())
-		{
-			Enumerator instance = eEnumLiteral.getInstance();
-			String value = instance.getLiteral();
-			valueList.add(value);
-		}
-		returnMap.put(name, valueList.toString());
-		return returnMap;
-	}
-
-	public void getAttributes(String className, String dependency, EPackage root) {
-		List<String> dpendList = new ArrayList<>();
-		if (dependency!=null){
-			dpendList = new ArrayList<>(Arrays.asList(dependency.split(",")));
-		}
-		MSAttributeObject msAttributeObject = new MSAttributeObject();
-		msAttributeObject.setClassName(className);
-		String extendClass = getSubTypes(root, className);
-		Map<String, String> returnRefList = getRefAttributeList(root, className, extendClass);
-		Map<String, String> returnAttributeList = getAttributeList(root, className, extendClass);
-		Map<String, Object> returnSubList = getSubAttributeList(root, className, extendClass);
-		HashMap<String, String> returnAnnotation = getAnnotation(root, className, extendClass);
-		msAttributeObject.setAttribute(returnAttributeList);
-		msAttributeObject.setRefAttribute(returnRefList);
-		msAttributeObject.setSubClass(returnSubList);
-		msAttributeObject.setDependency(dpendList.toString());
-		msAttributeObject.addMatchingSet(returnAnnotation);
-		msAttributeObject.setPolicyTempalate(isPolicyTemplate(root, className));
-
-		this.classMap.put(className, msAttributeObject);	
-	}
-
-	private HashMap<String, String> getAnnotation(EPackage root, String className, String extendClass) {
-		TreeIterator<EObject> treeItr = root.eAllContents();
-		boolean requiredAttribute = false; 
-		boolean requiredMatchAttribute = false;
-		HashMap<String, String> annotationSet = new HashMap<>();
-		String  matching;
-		String range;
-		String annotationDict;
-
-		//    Pulling out dependency from file
-		while (treeItr.hasNext()) {	    
-			EObject obj = treeItr.next();
-			if (obj instanceof EClassifier) {
-				requiredAttribute = isRequiredAttribute(obj,  className );
-				requiredMatchAttribute = isRequiredAttribute(obj,  extendClass );
-			}
-
-			if (requiredAttribute){
-				if (obj instanceof EStructuralFeature) {
-					EStructuralFeature eStrucClassifier = (EStructuralFeature) obj;
-					if (!eStrucClassifier.getEAnnotations().isEmpty()) {
-						matching  = annotationValue(eStrucClassifier, ANNOTATION_TYPE.MATCHING, policy);
-						if (matching!=null){
-							annotationSet.put(eStrucClassifier.getName(), matching);
-						}
-						range  = annotationValue(eStrucClassifier, ANNOTATION_TYPE.VALIDATION, policy);
-						if (range!=null){
-							annotationSet.put(eStrucClassifier.getName(), range);
-						}
-						annotationDict = annotationValue(eStrucClassifier, ANNOTATION_TYPE.DICTIONARY, policy);
-						if (annotationDict!=null){
-							annotationSet.put(eStrucClassifier.getName(), annotationDict);
-						}
-					}
-				}
-			} else if (requiredMatchAttribute && (obj instanceof EStructuralFeature)) {
-					EStructuralFeature eStrucClassifier = (EStructuralFeature) obj;
-					if (!eStrucClassifier.getEAnnotations().isEmpty()) {
-						matching  = annotationValue(eStrucClassifier, ANNOTATION_TYPE.MATCHING, policy);
-						if (matching!=null){
-							if (obj instanceof EReference){
-								EClass refType = ((EReference) obj).getEReferenceType();
-								annotationSet.put(refType.getName(), matching);
-								matchingClass.put(refType.getName(), matching);
-							}else{
-								annotationSet.put(eStrucClassifier.getName(), matching);
-							}
-						}
-					}
-			}
-		}
-		return annotationSet;
-	}
-
-	private Map<String, Object> getSubAttributeList(EPackage root, String className , String superClass) {
-		TreeIterator<EObject> treeItr = root.eAllContents();
-		boolean requiredAttribute = false; 
-		Map<String, Object> subAttribute = new HashMap<>();
-		int rollingCount = 0;
-		int processClass = 0;
-		boolean annotation;
-
-		//    Pulling out dependency from file
-		while (treeItr.hasNext() && rollingCount < 2) {	 
-
-			EObject obj = treeItr.next();
-			if (obj instanceof EClassifier) {
-				if (isRequiredAttribute(obj,  className ) || isRequiredAttribute(obj,  superClass )){
-					requiredAttribute = true;
-				}else {
-					requiredAttribute = false;
-				}
-				if (requiredAttribute){
-					processClass++;
-				}
-				rollingCount = rollingCount+processClass;
-			}
-
-			if (requiredAttribute && (obj instanceof EStructuralFeature)) {
-				EStructuralFeature eStrucClassifier = (EStructuralFeature) obj;
-				if (!eStrucClassifier.getEAnnotations().isEmpty()) {
-					annotation = annotationTest(eStrucClassifier, configuration, onap);
-					if (annotation &&  obj instanceof EReference) {
-						EClass refType = ((EReference) obj).getEReferenceType();
-						if(!refType.toString().contains(eProxyURI)){
-							String required = REQUIREDFALSE;
-							if(eStrucClassifier.getLowerBound() == 1){
-								required = REQUIREDTRUE;
-							}
-							subAttribute.put(eStrucClassifier.getName(), refType.getName() + required);						
-						}
-					}	
-				}
-			}
-		}
-		return subAttribute;
-	}
-
-	public String checkDefultValue(String defultValue) {
-		if (defultValue!=null){
-			return DEFAULTVALUE+ defultValue;
-		}
-		return ":defaultValue-NA";
-
-	}
-
-	public String checkRequiredPattern(int upper, int lower) {	
-
-		String pattern = XACMLProperties.getProperty(XACMLRestProperties.PROP_XCORE_REQUIRED_PATTERN);
-
-		if (pattern!=null){
-			if (upper == Integer.parseInt(pattern.split(",")[1]) && lower==Integer.parseInt(pattern.split(",")[0])){
-				return REQUIREDTRUE;
-			}
-		}
-
-		return REQUIREDFALSE;
-	}
-
-	public JSONObject buildJavaObject(Map<String, String> map){
-
-		return  new JSONObject(map);
-	}
-
-	public Map<String, String> getRefAttributeList(EPackage root, String className, String superClass){
-
-		TreeIterator<EObject> treeItr = root.eAllContents();
-		boolean requiredAttribute = false; 
-		HashMap<String, String> refAttribute = new HashMap<>();
-		int rollingCount = 0;
-		int processClass = 0;
-		boolean annotation;
-		//    Pulling out dependency from file
-		while (treeItr.hasNext()) {	    
-			EObject obj = treeItr.next();
-			if (obj instanceof EClassifier) {
-				if (isRequiredAttribute(obj,  className ) || isRequiredAttribute(obj,  superClass )){
-					requiredAttribute = true;
-				}else {
-					requiredAttribute = false;
-				}	
-				if (requiredAttribute){
-					processClass++;
-				}
-				rollingCount = rollingCount+processClass;
-			}
-
-			if (requiredAttribute && (obj instanceof EStructuralFeature)) {
-					EStructuralFeature eStrucClassifier = (EStructuralFeature) obj;
-					if (!eStrucClassifier.getEAnnotations().isEmpty()) {
-						annotation = annotationTest(eStrucClassifier, configuration, onap);
-						if ( annotation &&  obj instanceof EReference) {
-							EClass refType = ((EReference) obj).getEReferenceType();
-							if(refType.toString().contains(eProxyURI)){
-								String one = refType.toString().split(eProxyURI)[1];
-								String refValue = StringUtils.replaceEach(one.split("#")[1], new String[]{"//", ")"}, new String[]{"", ""});							
-								refAttribute.put(eStrucClassifier.getName(), refValue);							
-							} else {
-								String array = arrayCheck(((EStructuralFeature) obj).getUpperBound());
-								String required = REQUIREDFALSE;
-								if(((EStructuralFeature) obj).getLowerBound() == 1){
-									required = REQUIREDTRUE;
-								}
-								refAttribute.put(eStrucClassifier.getName(), refType.getName() + array + required);
-							}
-						} else if (annotation &&  obj instanceof EAttributeImpl){
-							EClassifier refType = ((EAttributeImpl) obj).getEType();
-							if (refType instanceof EEnumImpl){
-								String array = arrayCheck(((EStructuralFeature) obj).getUpperBound());
-								String required = REQUIREDFALSE;
-								if(((EStructuralFeature) obj).getLowerBound() == 1){
-									required = REQUIREDTRUE;
-								}
-								refAttribute.put(eStrucClassifier.getName(), refType.getName() + array + required);							
-							}
-						}	
-					}
-			}
-		}
-		
-		return refAttribute;
-	}
-
-	private boolean annotationTest(EStructuralFeature eStrucClassifier, String annotation, String type) {
-		String annotationType;
-		EAnnotation eAnnotation;
-		String onapType;
-		String onapValue;
-
-		EList<EAnnotation> value = eStrucClassifier.getEAnnotations();
-
-		for (int i = 0; i < value.size(); i++){
-			annotationType = value.get(i).getSource();
-			eAnnotation = eStrucClassifier.getEAnnotations().get(i);
-			onapType = eAnnotation.getDetails().get(0).getValue();
-			onapValue = eAnnotation.getDetails().get(0).getKey();
-			
-			if (annotationType.contains(type) && onapType.contains(annotation)){
-				return true;
-			}
-			
-			if (annotationType.contains(type) && onapValue.contains(annotation)){
-				return true;
-			}
-		}
-
-		return false;
-	}
-
-
-	private String annotationValue(EStructuralFeature eStrucClassifier, ANNOTATION_TYPE annotation, String type) {
-		String annotationType;
-		EAnnotation eAnnotation;
-		String onapType;
-		String onapValue = null;
-
-		EList<EAnnotation> value = eStrucClassifier.getEAnnotations();
-
-		for (int i = 0; i < value.size(); i++){
-			annotationType = value.get(i).getSource();
-			eAnnotation = eStrucClassifier.getEAnnotations().get(i);
-			onapType = eAnnotation.getDetails().get(0).getKey();
-			if (annotationType.contains(type) && onapType.compareToIgnoreCase(annotation.toString())==0){
-				onapValue = eAnnotation.getDetails().get(0).getValue();
-				if (annotation == ANNOTATION_TYPE.VALIDATION){
-					return onapValue;
-				} else {
-					return onapType + "-" + onapValue;
-				}
-			}
-		}
-
-		return onapValue;
-	}
-	public boolean isRequiredAttribute(EObject obj, String className){
-		EClassifier eClassifier = (EClassifier) obj;
-		String workingClass = eClassifier.getName().trim();
-		if (workingClass.equalsIgnoreCase(className)){
-			return  true;
-		}
-
-		return false;
-	} 
-
-	private boolean isPolicyTemplate(EPackage root, String className){
-
-		for (EClassifier classifier : root.getEClassifiers()){ 
-			if (classifier instanceof EClass) { 
-				EClass eClass = (EClass)classifier; 
-				if (eClass.getName().contentEquals(className)){
-					EList<EAnnotation> value = eClass.getEAnnotations();
-					for (EAnnotation workingValue : value){
-						EMap<String, String> keyMap = workingValue.getDetails();	
-						if (keyMap.containsKey("policyTemplate")){
-							return true;
-						}
-					}	
-				}
-			}
-		}
-		return false;
-	}
-	private String getSubTypes(EPackage root, String className) {
-		String returnSubTypes = null;
-		for (EClassifier classifier : root.getEClassifiers()){ 
-			if (classifier instanceof EClass) { 
-				EClass eClass = (EClass)classifier; 
-
-				for (EClass eSuperType : eClass.getEAllSuperTypes()) 
-				{ 
-					if (eClass.getName().contentEquals(className)){
-						returnSubTypes = eSuperType.getName();
-					}
-				} 
-			} 
-		} 
-		return returnSubTypes;
-	} 
-
-	public Map<String, String> getAttributeList(EPackage root, String className, String superClass){
-
-		TreeIterator<EObject> treeItr = root.eAllContents();
-		boolean requiredAttribute = false; 
-		HashMap<String, String> refAttribute = new HashMap<>();
-		boolean annotation;
-		boolean dictionaryTest;
-		String defaultValue;
-		String eType;
-
-		//    Pulling out dependency from file
-		while (treeItr.hasNext()) {	    
-			EObject obj = treeItr.next();
-			if (obj instanceof EClassifier) {
-				if (isRequiredAttribute(obj,  className ) || isRequiredAttribute(obj,  superClass )){
-					requiredAttribute = true;
-				}else {
-					requiredAttribute = false;
-				}
-
-			}
-
-			if (requiredAttribute && (obj instanceof EStructuralFeature)) {
-					EStructuralFeature eStrucClassifier = (EStructuralFeature) obj;
-					if (!eStrucClassifier.getEAnnotations().isEmpty()) {
-						annotation = annotationTest(eStrucClassifier, configuration, onap);
-						dictionaryTest = annotationTest(eStrucClassifier, dictionary, policy);
-						EClassifier refType = ((EStructuralFeature) obj).getEType();
-						if (annotation && !(obj instanceof EReference) && !(refType instanceof EEnumImpl)) {
-							String name = eStrucClassifier.getName();
-							if (dictionaryTest){
-								eType = annotationValue(eStrucClassifier, ANNOTATION_TYPE.DICTIONARY, policy);
-							}else {
-								eType = eStrucClassifier.getEType().getInstanceClassName();
-							}
-							defaultValue = checkDefultValue(((EStructuralFeature) obj).getDefaultValueLiteral());
-
-							String array = arrayCheck(((EStructuralFeature) obj).getUpperBound());
-							String required = checkRequiredPattern(((EStructuralFeature) obj).getUpperBound(), ((EStructuralFeature) obj).getLowerBound());
-							String attributeValue =  eType + defaultValue + required + array;
-							refAttribute.put(name, attributeValue);	
-						}
-					}
-			}
-		}
-		return refAttribute;
-
-	}
-
-	public String arrayCheck(int upperBound) {
-
-		if (upperBound == -1){
-			return MANYTRUE;
-		}
-
-		return MANYFALSE;
-	}
-
-	public List<String> getDependencyList(EClassifier eClassifier){
-		List<String> returnValue = new ArrayList<>();;
-		EList<EClass> somelist = ((EClass) eClassifier).getEAllSuperTypes();
-		if (somelist.isEmpty()){
-			return returnValue;
-		}
-		for(EClass depend: somelist){
-			if (depend.toString().contains(eProxyURI)){
-				String one = depend.toString().split(eProxyURI)[1];
-				String value = StringUtils.replaceEach(one.split("#")[1], new String[]{"//", ")"}, new String[]{"", ""});
-				returnValue.add(value);
-			}
-		}
-
-		return returnValue;
-	}
-
-	public Map<String, String> buildSubList(Map<String, String> subClassAttributes, Map<String, MSAttributeObject> classMap, String className){
-		Map<String, String> missingValues = new HashMap<>();
-		Map<String, String> workingMap;
-		boolean enumType;
-
-		for ( Entry<String, String> map : classMap.get(className).getRefAttribute().entrySet()){
-			String value = map.getValue().split(":")[0];
-			if (value!=null){
-				classMap.get(className).getEnumType();
-				enumType = classMap.get(className).getEnumType().containsKey(value);
-				if (!enumType){
-					workingMap =  classMap.get(value).getRefAttribute();
-					for ( Entry<String, String> subMab : workingMap.entrySet()){
-						String value2 = subMab.getValue().split(":")[0];
-						if (!subClassAttributes.containsValue(value2)){
-							missingValues.put(subMab.getKey(), subMab.getValue());
-						}
-					}
-
-				}
-			}
-		}
-
-		return missingValues;
-	}
-
-	public Map<String, Map<String, String>> recursiveReference(Map<String, MSAttributeObject> classMap, String className){
-
-		Map<String, Map<String, String>> returnObject = new HashMap<>();
-		Map<String, String> returnClass = getRefclass(classMap, className);
-		returnObject.put(className, returnClass);
-		for (Entry<String, String> reAttribute :returnClass.entrySet()){
-			if (reAttribute.getValue().split(":")[1].contains("MANY") && 
-					classMap.get(reAttribute.getValue().split(":")[0]) != null){
-					returnObject.putAll(recursiveReference(classMap, reAttribute.getValue().split(":")[0]));
-			}
-
-		}
-
-		return returnObject;
-
-	}
-
-	public String createJson(Map<String, MSAttributeObject> classMap, String className) {
-		boolean enumType;
-		Map<String, Map<String, String>> myObject = new HashMap<>();
-		for ( Entry<String, String> map : classMap.get(className).getRefAttribute().entrySet()){
-			String value = map.getValue().split(":")[0];
-			if (value!=null){
-				enumType = classMap.get(className).getEnumType().containsKey(value);
-				if (!enumType && map.getValue().split(":")[1].contains("MANY")){
-						Map<String, Map<String, String>> testRecursive = recursiveReference(classMap, map.getValue().split(":")[0] );
-						myObject.putAll(testRecursive);
-				}
-			}
-		}
-
-		Gson gson = new Gson(); 
-		return gson.toJson(myObject);
-	}
-
-	public Map<String, String> getRefclass(Map<String, MSAttributeObject> classMap, String className){
-		HashMap<String, String> missingValues = new HashMap<>();
-
-		if (classMap.get(className).getAttribute()!=null || !classMap.get(className).getAttribute().isEmpty()){
-			missingValues.putAll(classMap.get(className).getAttribute());
-		}
-
-		if (classMap.get(className).getRefAttribute()!=null || !classMap.get(className).getRefAttribute().isEmpty()){
-			missingValues.putAll(classMap.get(className).getRefAttribute());
-		}
-
-		return missingValues;	
-	}
-
-	public String createSubAttributes(List<String> dependency, Map<String, MSAttributeObject> classMap, String modelName) {
-
-		HashMap <String,  Object>  workingMap = new HashMap<>();
-		MSAttributeObject tempObject;
-		if (dependency!=null){
-			if (dependency.isEmpty()){
-				return "{}";
-			}	
-			dependency.add(modelName);
-			for (String element: dependency){
-				tempObject = classMap.get(element);
-				if (tempObject!=null){
-					workingMap.putAll(classMap.get(element).getSubClass());
-				}
-			}
-		}
-
-		return createJson(classMap, modelName);
-	}
-
-	public List<String> getFullDependencyList(List<String> dependency, Map<String,MSAttributeObject > classMap) {
-		ArrayList<String> returnList = new ArrayList<>();
-		ArrayList<String> workingList;
-		returnList.addAll(dependency);
-		for (String element : dependency ){
-			if (classMap.containsKey(element)){
-				MSAttributeObject value = classMap.get(element);
-				String rawValue = StringUtils.replaceEach(value.getDependency(), new String[]{"[", "]"}, new String[]{"", ""});
-				workingList = new ArrayList<>(Arrays.asList(rawValue.split(",")));
-				for(String depend : workingList){
-					if (!returnList.contains(depend) && !depend.isEmpty()){
-						returnList.add(depend.trim());
-					}
-				}
-			}
-		}
-
-		return returnList;
-	}
-	
+    private static final Log logger	= LogFactory.getLog(MSModelUtils.class);
+
+    private HashMap<String,MSAttributeObject > classMap = new HashMap<>();
+    private HashMap<String, String> enumMap = new HashMap<>();
+    private HashMap<String, String> matchingClass = new HashMap<>();
+    private String configuration = "configuration";
+    private String dictionary = "dictionary";
+    private String onap = "";
+    private String policy = "";
+    private String eProxyURI = "eProxyURI:";
+    private List<String> orderedElements = new ArrayList<>();
+    private String dataOrderInfo = null;
+    private Set<String> uniqueDataKeys= new HashSet<>();
+    private Set<String> uniqueKeys= new HashSet<>();
+    private String listConstraints = null;
+    private String referenceAttributes;
+    private LinkedHashMap<String, Object> retmap = new LinkedHashMap<>();
+    private Map<String, String>  matchableValues;
+    private static final String PROPERTIES=".properties.";
+    public static final String DATATYPE  = "data_types.policy.data.";
+    public static final String TYPE=".type";
+    public static final String REQUIRED=".required";
+    private static final String MATCHABLE=".matchable";
+    private static final String STRING="string";
+    private static final String INTEGER="integer";
+    private static final String LIST="list";
+    public static final String MAP="map";
+    private static final String DEFAULT=".default";
+    private static final String MANYFALSE=":MANY-false";
+    private static final String MANYTRUE=":MANY-true";
+    private static final String DEFAULTVALUE=":defaultValue-";
+    private static final String REQUIREDVALUE=":required-";
+    private static final String MATCHABLEKEY="matchable";
+    private static final String REQUIREDFALSE=":required-false";
+    private static final String REQUIREDTRUE=":required-true";
+    private static final String MATCHINGTRUE="matching-true";
+
+    private StringBuilder dataListBuffer=new StringBuilder();
+    private List<String> dataConstraints= new ArrayList <>();
+    private String attributeString = null;
+
+    public MSModelUtils(){
+    }
+
+    public MSModelUtils(String onap, String policy){
+        this.onap = onap;
+        this.policy = policy;
+    }
+
+    private enum ANNOTATION_TYPE{
+        MATCHING, VALIDATION, DICTIONARY
+    };
+
+    public enum MODEL_TYPE {
+        XMI
+    };
+
+
+    public Map<String, MSAttributeObject> processEpackage(String file, MODEL_TYPE model){
+        if (model == MODEL_TYPE.XMI ){
+            processXMIEpackage(file);
+        }
+        return classMap;
+
+    }
+
+    private void processXMIEpackage(String xmiFile){
+        EPackage root = getEpackage(xmiFile);
+        TreeIterator<EObject> treeItr = root.eAllContents();
+        String className;
+        String returnValue;
+
+        //    Pulling out dependency from file
+        while (treeItr.hasNext()) {
+            EObject obj = treeItr.next();
+            if (obj instanceof EClassifier) {
+                EClassifier eClassifier = (EClassifier) obj;
+                className = eClassifier.getName();
+
+                if (obj instanceof EEnum) {
+                    enumMap.putAll(getEEnum(obj));
+                }else if (obj instanceof EClass) {
+                    String temp = getDependencyList(eClassifier).toString();
+                    returnValue = StringUtils.replaceEach(temp, new String[]{"[", "]"}, new String[]{"", ""});
+                    getAttributes(className, returnValue, root);
+                }
+            }
+        }
+
+        if (!enumMap.isEmpty()){
+            addEnumClassMap();
+        }
+        if (!matchingClass.isEmpty()){
+            CheckForMatchingClass();
+        }
+    }
+
+    private void CheckForMatchingClass() {
+        HashMap<String, String> tempAttribute = new HashMap<>();
+
+        for (Entry<String, String> set : matchingClass.entrySet()){
+            String key = set.getKey();
+            if (classMap.containsKey(key)){
+                Map<String, String> listAttributes = classMap.get(key).getAttribute();
+                Map<String, String> listRef = classMap.get(key).getRefAttribute();
+                for (  Entry<String, String> eSet : listAttributes.entrySet()){
+                    String key2 = eSet.getKey();
+                    tempAttribute.put(key2, MATCHINGTRUE);
+                }
+                for (  Entry<String, String> eSet : listRef.entrySet()){
+                    String key3 = eSet.getKey();
+                    tempAttribute.put(key3, MATCHINGTRUE);
+                }
+
+            }
+            UpdateMatching(tempAttribute, key);
+        }
+
+    }
+
+
+
+    private void UpdateMatching(HashMap<String, String> tempAttribute, String key) {
+        Map<String, MSAttributeObject> newClass = classMap;
+
+        for (Entry<String, MSAttributeObject> updateClass :  newClass.entrySet()){
+            Map<String, String> valueMap = updateClass.getValue().getMatchingSet();
+            String keymap = updateClass.getKey();
+            if (valueMap.containsKey(key)){
+                Map<String, String> modifyMap = classMap.get(keymap).getMatchingSet();
+                modifyMap.remove(key);
+                modifyMap.putAll(tempAttribute);
+                classMap.get(keymap).setMatchingSet(modifyMap);
+            }
+
+        }
+    }
+
+    private void addEnumClassMap() {
+        for (Entry<String, MSAttributeObject> value :classMap.entrySet()){
+            value.getValue().setEnumType(enumMap);
+        }
+    }
+
+    private EPackage getEpackage(String xmiFile) {
+        ResourceSet resSet = new ResourceSetImpl();
+        Resource.Factory.Registry reg = Resource.Factory.Registry.INSTANCE;
+        Map<String, Object> m = reg.getExtensionToFactoryMap();
+        m.put("xmi", new XMIResourceFactoryImpl());
+        Resource resource = resSet.getResource(URI.createFileURI(xmiFile), true);
+        try {
+            resource.load(Collections.emptyMap());
+        } catch (IOException e) {
+            logger.error("Error loading Encore Resource for new Model" + e);
+        }
+
+        return (EPackage) resource.getContents().get(0);
+    }
+
+    private HashMap<String, String> getEEnum(EObject obj) {
+        List<String> valueList = new ArrayList<>();
+        HashMap<String, String> returnMap = new HashMap<>();
+        EEnum eenum = (EEnum)obj;
+
+        String name = eenum.getName();
+        for (EEnumLiteral eEnumLiteral : eenum.getELiterals())
+        {
+            Enumerator instance = eEnumLiteral.getInstance();
+            String value = instance.getLiteral();
+            valueList.add(value);
+        }
+        returnMap.put(name, valueList.toString());
+        return returnMap;
+    }
+
+    public void getAttributes(String className, String dependency, EPackage root) {
+        List<String> dpendList = new ArrayList<>();
+        if (dependency!=null){
+            dpendList = new ArrayList<>(Arrays.asList(dependency.split(",")));
+        }
+        MSAttributeObject msAttributeObject = new MSAttributeObject();
+        msAttributeObject.setClassName(className);
+        String extendClass = getSubTypes(root, className);
+        Map<String, String> returnRefList = getRefAttributeList(root, className, extendClass);
+        Map<String, String> returnAttributeList = getAttributeList(root, className, extendClass);
+        Map<String, Object> returnSubList = getSubAttributeList(root, className, extendClass);
+        HashMap<String, String> returnAnnotation = getAnnotation(root, className, extendClass);
+        msAttributeObject.setAttribute(returnAttributeList);
+        msAttributeObject.setRefAttribute(returnRefList);
+        msAttributeObject.setSubClass(returnSubList);
+        msAttributeObject.setDependency(dpendList.toString());
+        msAttributeObject.addMatchingSet(returnAnnotation);
+        msAttributeObject.setPolicyTempalate(isPolicyTemplate(root, className));
+
+        this.classMap.put(className, msAttributeObject);
+    }
+
+    private HashMap<String, String> getAnnotation(EPackage root, String className, String extendClass) {
+        TreeIterator<EObject> treeItr = root.eAllContents();
+        boolean requiredAttribute = false;
+        boolean requiredMatchAttribute = false;
+        HashMap<String, String> annotationSet = new HashMap<>();
+
+        //    Pulling out dependency from file
+        while (treeItr.hasNext()) {
+            EObject obj = treeItr.next();
+            if (obj instanceof EClassifier) {
+                requiredAttribute = isRequiredAttribute(obj,  className );
+                requiredMatchAttribute = isRequiredAttribute(obj,  extendClass );
+            }
+
+            if (requiredAttribute){
+                if (obj instanceof EStructuralFeature) {
+                    checkAnnotation(annotationSet, (EStructuralFeature) obj);
+                }
+            } else if (requiredMatchAttribute && (obj instanceof EStructuralFeature)) {
+                findMatchingAnnotation(annotationSet, obj);
+            }
+        }
+        return annotationSet;
+    }
+
+    private void findMatchingAnnotation(HashMap<String, String> annotationSet, EObject obj) {
+        EStructuralFeature eStrucClassifier = (EStructuralFeature) obj;
+        if (eStrucClassifier.getEAnnotations().isEmpty()) {
+            return;
+        }
+        String matching  = annotationValue(eStrucClassifier, ANNOTATION_TYPE.MATCHING, policy);
+        if (matching!=null){
+            if (obj instanceof EReference){
+                EClass refType = ((EReference) obj).getEReferenceType();
+                annotationSet.put(refType.getName(), matching);
+                matchingClass.put(refType.getName(), matching);
+            }else{
+                annotationSet.put(eStrucClassifier.getName(), matching);
+            }
+        }
+
+    }
+
+    private void checkAnnotation(HashMap<String, String> annotationSet, EStructuralFeature obj) {
+        EStructuralFeature eStrucClassifier = obj;
+        if (eStrucClassifier.getEAnnotations().isEmpty()) {
+            return;
+        }
+        String matching  = annotationValue(eStrucClassifier, ANNOTATION_TYPE.MATCHING, policy);
+        if (matching!=null){
+            annotationSet.put(eStrucClassifier.getName(), matching);
+        }
+        String range  = annotationValue(eStrucClassifier, ANNOTATION_TYPE.VALIDATION, policy);
+        if (range!=null){
+            annotationSet.put(eStrucClassifier.getName(), range);
+        }
+        String annotationDict = annotationValue(eStrucClassifier, ANNOTATION_TYPE.DICTIONARY, policy);
+        if (annotationDict!=null){
+            annotationSet.put(eStrucClassifier.getName(), annotationDict);
+        }
+    }
+
+    private Map<String, Object> getSubAttributeList(EPackage root, String className , String superClass) {
+        TreeIterator<EObject> treeItr = root.eAllContents();
+        boolean requiredAttribute = false;
+        Map<String, Object> subAttribute = new HashMap<>();
+        int rollingCount = 0;
+        int processClass = 0;
+
+        //    Pulling out dependency from file
+        while (treeItr.hasNext() && rollingCount < 2) {
+
+            EObject obj = treeItr.next();
+            if (obj instanceof EClassifier) {
+                requiredAttribute = isRequiredAttribute(obj,  className ) || isRequiredAttribute(obj,  superClass );
+                if (requiredAttribute){
+                    processClass++;
+                }
+                rollingCount = rollingCount+processClass;
+            }
+
+            if (requiredAttribute && (obj instanceof EStructuralFeature)) {
+                EStructuralFeature eStrucClassifier = (EStructuralFeature) obj;
+                if (!eStrucClassifier.getEAnnotations().isEmpty()) {
+                    updateSubAttributes(subAttribute, obj, eStrucClassifier);
+                }
+            }
+        }
+        return subAttribute;
+    }
+
+    private void updateSubAttributes(Map<String, Object> subAttribute, EObject obj, EStructuralFeature eStrucClassifier) {
+        if (!(obj instanceof EReference)) {
+            return;
+        }
+        if (annotationTest(eStrucClassifier, configuration, onap)) {
+            EClass refType = ((EReference) obj).getEReferenceType();
+            if(!refType.toString().contains(eProxyURI)){
+                String required = REQUIREDFALSE;
+                if(eStrucClassifier.getLowerBound() == 1){
+                    required = REQUIREDTRUE;
+                }
+                subAttribute.put(eStrucClassifier.getName(), refType.getName() + required);
+            }
+        }
+    }
+
+    public String checkDefultValue(String defultValue) {
+        if (defultValue!=null){
+            return DEFAULTVALUE+ defultValue;
+        }
+        return ":defaultValue-NA";
+
+    }
+
+    public String checkRequiredPattern(int upper, int lower) {
+
+        String pattern = XACMLProperties.getProperty(XACMLRestProperties.PROP_XCORE_REQUIRED_PATTERN);
+
+        if (pattern!=null){
+            if (upper == Integer.parseInt(pattern.split(",")[1]) && lower==Integer.parseInt(pattern.split(",")[0])){
+                return REQUIREDTRUE;
+            }
+        }
+
+        return REQUIREDFALSE;
+    }
+
+    public JSONObject buildJavaObject(Map<String, String> map){
+
+        return  new JSONObject(map);
+    }
+
+    public Map<String, String> getRefAttributeList(EPackage root, String className, String superClass){
+
+        TreeIterator<EObject> treeItr = root.eAllContents();
+        boolean requiredAttribute = false;
+        HashMap<String, String> refAttribute = new HashMap<>();
+        int rollingCount = 0;
+        int processClass = 0;
+        boolean annotation;
+        //    Pulling out dependency from file
+        while (treeItr.hasNext()) {
+            EObject obj = treeItr.next();
+            if (obj instanceof EClassifier) {
+                requiredAttribute = isRequiredAttribute(obj,  className ) || isRequiredAttribute(obj,  superClass );
+                if (requiredAttribute){
+                    processClass++;
+                }
+                rollingCount = rollingCount+processClass;
+            }
+
+            if (requiredAttribute && (obj instanceof EStructuralFeature)) {
+                    EStructuralFeature eStrucClassifier = (EStructuralFeature) obj;
+                    if (!eStrucClassifier.getEAnnotations().isEmpty()) {
+                        annotation = annotationTest(eStrucClassifier, configuration, onap);
+                        if ( annotation &&  obj instanceof EReference) {
+                            updRefAttributes(refAttribute, (EStructuralFeature) obj, eStrucClassifier);
+                        } else if (annotation &&  obj instanceof EAttributeImpl) {
+                            updEnumTypeRefAttrib(refAttribute, (EStructuralFeature) obj, eStrucClassifier);
+                        }
+                    }
+            }
+        }
+
+        return refAttribute;
+    }
+
+    private void updEnumTypeRefAttrib(HashMap<String, String> refAttribute, EStructuralFeature obj, EStructuralFeature eStrucClassifier) {
+        EClassifier refType = ((EAttributeImpl) obj).getEType();
+        if (!(refType instanceof EEnumImpl)){
+            return;
+        }
+
+        String array = arrayCheck(obj.getUpperBound());
+        String required = REQUIREDFALSE;
+        if(obj.getLowerBound() == 1){
+            required = REQUIREDTRUE;
+        }
+        refAttribute.put(eStrucClassifier.getName(), refType.getName() + array + required);
+    }
+
+    private void updRefAttributes(HashMap<String, String> refAttribute, EStructuralFeature obj, EStructuralFeature eStrucClassifier) {
+        EClass refType = ((EReference) obj).getEReferenceType();
+        if(refType.toString().contains(eProxyURI)){
+            String one = refType.toString().split(eProxyURI)[1];
+            String refValue = StringUtils.replaceEach(one.split("#")[1], new String[]{"//", ")"}, new String[]{"", ""});
+            refAttribute.put(eStrucClassifier.getName(), refValue);
+        } else {
+            String required = REQUIREDFALSE;
+            if(obj.getLowerBound() == 1){
+                required = REQUIREDTRUE;
+            }
+            refAttribute.put(eStrucClassifier.getName(), refType.getName() + arrayCheck(obj.getUpperBound()) + required);
+        }
+    }
+
+    private boolean annotationTest(EStructuralFeature eStrucClassifier, String annotation, String type) {
+        String annotationType;
+        EAnnotation eAnnotation;
+        String onapType;
+        String onapValue;
+
+        EList<EAnnotation> value = eStrucClassifier.getEAnnotations();
+
+        for (int i = 0; i < value.size(); i++){
+            annotationType = value.get(i).getSource();
+            eAnnotation = eStrucClassifier.getEAnnotations().get(i);
+            onapType = eAnnotation.getDetails().get(0).getValue();
+            onapValue = eAnnotation.getDetails().get(0).getKey();
+
+            if (annotationType.contains(type) && onapType.contains(annotation)){
+                return true;
+            }
+
+            if (annotationType.contains(type) && onapValue.contains(annotation)){
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+
+    private String annotationValue(EStructuralFeature eStrucClassifier, ANNOTATION_TYPE annotation, String type) {
+        String annotationType;
+        EAnnotation eAnnotation;
+        String onapType;
+        String onapValue = null;
+
+        EList<EAnnotation> value = eStrucClassifier.getEAnnotations();
+
+        for (int i = 0; i < value.size(); i++){
+            annotationType = value.get(i).getSource();
+            eAnnotation = eStrucClassifier.getEAnnotations().get(i);
+            onapType = eAnnotation.getDetails().get(0).getKey();
+            if (annotationType.contains(type) && onapType.compareToIgnoreCase(annotation.toString())==0){
+                onapValue = eAnnotation.getDetails().get(0).getValue();
+                if (annotation == ANNOTATION_TYPE.VALIDATION){
+                    return onapValue;
+                } else {
+                    return onapType + "-" + onapValue;
+                }
+            }
+        }
+
+        return onapValue;
+    }
+    public boolean isRequiredAttribute(EObject obj, String className){
+        EClassifier eClassifier = (EClassifier) obj;
+        String workingClass = eClassifier.getName().trim();
+        if (workingClass.equalsIgnoreCase(className)){
+            return  true;
+        }
+
+        return false;
+    }
+
+    private boolean isPolicyTemplate(EPackage root, String className){
+        boolean result = false;
+        for (EClassifier classifier : root.getEClassifiers()){
+            if (classifier instanceof EClass) {
+                EClass eClass = (EClass)classifier;
+                if (eClass.getName().contentEquals(className)) {
+                    result = checkPolicyTemplate(eClass);
+                    break;
+                }
+            }
+        }
+        return result;
+    }
+
+    private boolean checkPolicyTemplate(EClass eClass) {
+        EList<EAnnotation> value = eClass.getEAnnotations();
+        for (EAnnotation workingValue : value){
+            EMap<String, String> keyMap = workingValue.getDetails();
+            if (keyMap.containsKey("policyTemplate")){
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private String getSubTypes(EPackage root, String className) {
+        String returnSubTypes = null;
+        for (EClassifier classifier : root.getEClassifiers()){
+            if (classifier instanceof EClass) {
+                returnSubTypes = findSubTypes(className, returnSubTypes, (EClass) classifier);
+            }
+        }
+        return returnSubTypes;
+    }
+
+    private String findSubTypes(String className, String returnSubTypes, EClass classifier) {
+        EClass eClass = classifier;
+
+        for (EClass eSuperType : eClass.getEAllSuperTypes())
+        {
+            if (eClass.getName().contentEquals(className)){
+                returnSubTypes = eSuperType.getName();
+            }
+        }
+        return returnSubTypes;
+    }
+
+    public Map<String, String> getAttributeList(EPackage root, String className, String superClass){
+
+        TreeIterator<EObject> treeItr = root.eAllContents();
+        boolean requiredAttribute = false;
+        HashMap<String, String> refAttribute = new HashMap<>();
+
+        //    Pulling out dependency from file
+        while (treeItr.hasNext()) {
+            EObject obj = treeItr.next();
+            if (obj instanceof EClassifier) {
+                requiredAttribute = isRequiredAttribute(obj,  className ) || isRequiredAttribute(obj,  superClass );
+            }
+
+            if (requiredAttribute && (obj instanceof EStructuralFeature)) {
+                EStructuralFeature eStrucClassifier = (EStructuralFeature) obj;
+                if (!eStrucClassifier.getEAnnotations().isEmpty()) {
+                    checkStrucClassifier(refAttribute, obj, eStrucClassifier);
+                }
+            }
+        }
+        return refAttribute;
+
+    }
+
+    private void checkStrucClassifier(HashMap<String, String> refAttribute, EObject obj, EStructuralFeature eStrucClassifier) {
+        EClassifier refType = ((EStructuralFeature) obj).getEType();
+        boolean annotation = annotationTest(eStrucClassifier, configuration, onap);
+        boolean dictionaryTest = annotationTest(eStrucClassifier, dictionary, policy);
+        if (annotation && !(obj instanceof EReference) && !(refType instanceof EEnumImpl)) {
+            updEReferenceAttrib(refAttribute, dictionaryTest, (EStructuralFeature) obj, eStrucClassifier);
+        }
+    }
+
+    private void updEReferenceAttrib(HashMap<String, String> refAttribute, boolean dictionaryTest, EStructuralFeature obj, EStructuralFeature eStrucClassifier) {
+        String eType;
+        String name = eStrucClassifier.getName();
+        if (dictionaryTest){
+            eType = annotationValue(eStrucClassifier, ANNOTATION_TYPE.DICTIONARY, policy);
+        }else {
+            eType = eStrucClassifier.getEType().getInstanceClassName();
+        }
+        String defaultValue = checkDefultValue(obj.getDefaultValueLiteral());
+        String array = arrayCheck(obj.getUpperBound());
+        String required = checkRequiredPattern(obj.getUpperBound(), obj.getLowerBound());
+        refAttribute.put(name, eType + defaultValue + required + array);
+    }
+
+    public String arrayCheck(int upperBound) {
+
+        if (upperBound == -1){
+            return MANYTRUE;
+        }
+
+        return MANYFALSE;
+    }
+
+    public List<String> getDependencyList(EClassifier eClassifier){
+        List<String> returnValue = new ArrayList<>();;
+        EList<EClass> somelist = ((EClass) eClassifier).getEAllSuperTypes();
+        if (somelist.isEmpty()){
+            return returnValue;
+        }
+        for(EClass depend: somelist){
+            if (depend.toString().contains(eProxyURI)){
+                String one = depend.toString().split(eProxyURI)[1];
+                String value = StringUtils.replaceEach(one.split("#")[1], new String[]{"//", ")"}, new String[]{"", ""});
+                returnValue.add(value);
+            }
+        }
+
+        return returnValue;
+    }
+
+    public Map<String, String> buildSubList(Map<String, String> subClassAttributes, Map<String, MSAttributeObject> classMap, String className){
+        Map<String, String> missingValues = new HashMap<>();
+        Map<String, String> workingMap;
+        boolean enumType;
+
+        for ( Entry<String, String> map : classMap.get(className).getRefAttribute().entrySet()){
+            String value = map.getValue().split(":")[0];
+            if (value!=null){
+                classMap.get(className).getEnumType();
+                enumType = classMap.get(className).getEnumType().containsKey(value);
+                if (!enumType){
+                    workingMap =  classMap.get(value).getRefAttribute();
+                    for ( Entry<String, String> subMab : workingMap.entrySet()){
+                        String value2 = subMab.getValue().split(":")[0];
+                        if (!subClassAttributes.containsValue(value2)){
+                            missingValues.put(subMab.getKey(), subMab.getValue());
+                        }
+                    }
+
+                }
+            }
+        }
+
+        return missingValues;
+    }
+
+    public Map<String, Map<String, String>> recursiveReference(Map<String, MSAttributeObject> classMap, String className){
+
+        Map<String, Map<String, String>> returnObject = new HashMap<>();
+        Map<String, String> returnClass = getRefclass(classMap, className);
+        returnObject.put(className, returnClass);
+        for (Entry<String, String> reAttribute :returnClass.entrySet()){
+            if (reAttribute.getValue().split(":")[1].contains("MANY") &&
+                    classMap.get(reAttribute.getValue().split(":")[0]) != null){
+                    returnObject.putAll(recursiveReference(classMap, reAttribute.getValue().split(":")[0]));
+            }
+
+        }
+
+        return returnObject;
+
+    }
+
+    public String createJson(Map<String, MSAttributeObject> classMap, String className) {
+        boolean enumType;
+        Map<String, Map<String, String>> myObject = new HashMap<>();
+        for ( Entry<String, String> map : classMap.get(className).getRefAttribute().entrySet()){
+            String value = map.getValue().split(":")[0];
+            if (value!=null){
+                enumType = classMap.get(className).getEnumType().containsKey(value);
+                if (!enumType && map.getValue().split(":")[1].contains("MANY")){
+                        Map<String, Map<String, String>> testRecursive = recursiveReference(classMap, map.getValue().split(":")[0] );
+                        myObject.putAll(testRecursive);
+                }
+            }
+        }
+
+        Gson gson = new Gson();
+        return gson.toJson(myObject);
+    }
+
+    public Map<String, String> getRefclass(Map<String, MSAttributeObject> classMap, String className){
+        HashMap<String, String> missingValues = new HashMap<>();
+
+        if (classMap.get(className).getAttribute()!=null || !classMap.get(className).getAttribute().isEmpty()){
+            missingValues.putAll(classMap.get(className).getAttribute());
+        }
+
+        if (classMap.get(className).getRefAttribute()!=null || !classMap.get(className).getRefAttribute().isEmpty()){
+            missingValues.putAll(classMap.get(className).getRefAttribute());
+        }
+
+        return missingValues;
+    }
+
+    public String createSubAttributes(List<String> dependency, Map<String, MSAttributeObject> classMap, String modelName) {
+
+        HashMap <String,  Object>  workingMap = new HashMap<>();
+        MSAttributeObject tempObject;
+        if (dependency!=null){
+            if (dependency.isEmpty()){
+                return "{}";
+            }
+            dependency.add(modelName);
+            for (String element: dependency){
+                tempObject = classMap.get(element);
+                if (tempObject!=null){
+                    workingMap.putAll(classMap.get(element).getSubClass());
+                }
+            }
+        }
+
+        return createJson(classMap, modelName);
+    }
+
+    public List<String> getFullDependencyList(List<String> dependency, Map<String,MSAttributeObject > classMap) {
+        ArrayList<String> returnList = new ArrayList<>();
+        ArrayList<String> workingList;
+        returnList.addAll(dependency);
+        for (String element : dependency ){
+            if (classMap.containsKey(element)){
+                MSAttributeObject value = classMap.get(element);
+                String rawValue = StringUtils.replaceEach(value.getDependency(), new String[]{"[", "]"}, new String[]{"", ""});
+                workingList = new ArrayList<>(Arrays.asList(rawValue.split(",")));
+                for(String depend : workingList) {
+                    updDependencyList(returnList, depend);
+                }
+            }
+        }
+
+        return returnList;
+    }
+
+    private void updDependencyList(ArrayList<String> returnList, String depend) {
+        if (!returnList.contains(depend) && !depend.isEmpty()){
+            returnList.add(depend.trim());
+        }
+    }
+
     /*
      * For TOSCA Model
      */
-	public String parseTosca (String fileName){
-		LinkedHashMap<String,String> map= new LinkedHashMap<>();
+    public String parseTosca (String fileName){
+        LinkedHashMap<String,String> map= new LinkedHashMap<>();
     
-    	try {
-			map=load(fileName);
-			
-			if(map != null){
-				if(map.get("error") != null){
-					return map.get("error");
-				}
-			}
-			
-			parseDataAndPolicyNodes(map);
-			
-			LinkedHashMap<String,String> dataMapForJson=parseDataNodes(map);
-			
-			constructJsonForDataFields(dataMapForJson);	
-			
-			LinkedHashMap<String,LinkedHashMap<String,String>> mapKey= parsePolicyNodes(map);
-			
-			createAttributes(mapKey);
-		
-    	} catch (IOException e) {
-    		logger.error(e);
-    	}catch(ParserException e){
-    		logger.error(e);
-    		return e.getMessage();
-    	}
-	   
-    	return null;
-	} 
-	
-	@SuppressWarnings("unchecked")
-	public LinkedHashMap<String, String> load(String fileName) throws IOException,ParserException { 
-		File newConfiguration = new File(fileName);
-		StringBuilder orderInfo = new StringBuilder("[");
-		Yaml yaml = new Yaml();
-		LinkedHashMap<Object, Object> yamlMap = null;
-		try(InputStream is = new FileInputStream(newConfiguration)){
-			yamlMap = (LinkedHashMap<Object, Object>) yaml.load(is); 
-		} catch (FileNotFoundException e) {
-			logger.error(e);
-		}catch(Exception e){
-			throw new ParserException("Invalid TOSCA Model format. Please make sure it is a valid YAML file");
-		}
-
-		StringBuilder sb = new StringBuilder(); 
-		LinkedHashMap<String, String> settings = new LinkedHashMap<>(); 
-		if (yamlMap == null) { 
-			return settings; 
-		} 
-				
-		String message = validations(yamlMap);	
-		
-		if(message != null){
-			settings.put("error", message);
-			return settings;					
-		}
-		
-		findNode(yamlMap);
-		
-		orderedElements.stream().forEach((string) -> {
-			orderInfo.append(string);
-			orderInfo.append(",");
-			logger.info("Content: " + string);
-		});
-		
-		orderInfo.append("]");
-		
-		dataOrderInfo = orderInfo.toString();
-		dataOrderInfo = dataOrderInfo.replace(",]", "]");
-		
-		logger.info("dataOrderInfo :" + dataOrderInfo);
-		
-		List<String> path = new ArrayList <>(); 
-		serializeMap(settings, sb, path, yamlMap); 
-		return settings; 
-	}
-	
-	@SuppressWarnings("unchecked")
-	private String validations(@SuppressWarnings("rawtypes") LinkedHashMap yamlMap){
-		
-		boolean isNoteTypeFound = false;
-		boolean isDataTypeFound = false;
-		boolean isToscaVersionKeyFound = false;
-		boolean isToscaVersionValueFound = false;
-		@SuppressWarnings("rawtypes")
-		Map m1 = new HashMap();
-		short order =0;
-		if(yamlMap != null){
-			// Get a set of the entries
-		     @SuppressWarnings("rawtypes")
-			Set set = yamlMap.entrySet();		      
-		     // Get an iterator
-		     @SuppressWarnings("rawtypes")
-			Iterator i = set.iterator();		      
-		      // Display elements
-		     while(i.hasNext()) {
-		         @SuppressWarnings("rawtypes")		         
-				 Map.Entry me = (Map.Entry)i.next();
-		         
-		         if("tosca_definitions_version".equals(me.getKey())){
-		        	 isToscaVersionKeyFound = true;
-		        	 order++;
-		        	 m1.put("tosca_definitions_version", order);
-		         }
-		         
-		         if("tosca_simple_yaml_1_0_0".equals(me.getValue())){
-		        	 isToscaVersionValueFound = true;
-		         }
-
-		         if("node_types".equals(me.getKey())){
-		        	 isNoteTypeFound = true;
-		        	 order++;
-		        	 m1.put("node_types", order);
-		         }
-		         
-		         if("data_types".equals(me.getKey())){
-		        	 isDataTypeFound = true;
-		        	 order++;
-		        	 m1.put("data_types", order);
-		         }
-
-		     }
-		     
-	         
-	         if(!isDataTypeFound){
-	        	 return "data_types are missing or invalid.";
-	         }  
-	         
-	         if(!isToscaVersionKeyFound || !isToscaVersionValueFound){
-	        	 return "tosca_definitions_version is missing or invalid.";
-	         }  
-	         
-	         if(!isNoteTypeFound){
-	        	 return "node_types are missing or invalid.";
-	         }  
-	         
-	         short version = (short) m1.get("tosca_definitions_version");
-	         
-	         if(version > 1 ){
-	        	return "tosca_definitions_version should be defined first.";
-	         }
-	         
-	         short data = (short) m1.get("data_types");
-	         short node = (short) m1.get("node_types");
-	         if(node > data){
-	        	return "node_types should be defined before data_types.";	        	 
-	         }	         
-	         
-		}
-		
-		return null;
-	}
-	
-	@SuppressWarnings({ "unchecked", "rawtypes" })
-	private void serializeMap(LinkedHashMap<String, String> settings, StringBuilder sb, List<String> path, Map<Object, Object> yamlMap) { 
-		for (Map.Entry<Object, Object> entry : yamlMap.entrySet()) { 
-				        
-			if (entry.getValue() instanceof Map) { 
-				path.add((String) entry.getKey()); 
-				serializeMap(settings, sb, path, (Map<Object, Object>) entry.getValue()); 
-				path.remove(path.size() - 1); 
-			} else if (entry.getValue() instanceof List) { 
-				path.add((String) entry.getKey()); 
-				serializeList(settings, sb, path, (List) entry.getValue()); 
-				path.remove(path.size() - 1); 
-			} else { 
-				serializeValue(settings, sb, path, (String) entry.getKey(), entry.getValue()); 
-			} 
-		} 
-	}
-	
-	@SuppressWarnings("unchecked")
-	private void serializeList(LinkedHashMap<String, String> settings, StringBuilder sb, List<String> path, List<String> yamlList) { 
-		int counter = 0; 
-		for (Object listEle : yamlList) { 
-			if (listEle instanceof Map) { 
-				path.add(Integer.toString(counter)); 
-				serializeMap(settings, sb, path, (Map<Object, Object>) listEle); 
-				path.remove(path.size() - 1); 
-			} else if (listEle instanceof List) { 
-				path.add(Integer.toString(counter)); 
-				serializeList(settings, sb, path, (List<String>) listEle); 
-				path.remove(path.size() - 1); 
-			} else { 
-				serializeValue(settings, sb, path, Integer.toString(counter), listEle); 
-			} 
-			counter++; 
-		} 
-	} 
-
-	private void serializeValue(LinkedHashMap<String, String> settings, StringBuilder sb, List<String> path, String name, Object value) { 		
-	    if (value == null) { 
-			return; 
-		} 
-		sb.setLength(0); 
-		for (String pathEle : path) { 
-			sb.append(pathEle).append('.'); 
-		} 
-		sb.append(name); 
-		settings.put(sb.toString(), value.toString()); 
-	} 
-	
-	
-	void parseDataAndPolicyNodes(LinkedHashMap<String,String> map){
-		for(String key:map.keySet()){
-			if(key.contains("policy.nodes.Root"))
-			{
-				continue;
-			}
-			else if(key.contains("policy.nodes")){
-				String wordToFind = "policy.nodes.";
-				int indexForPolicyNode=key.indexOf(wordToFind);
-				String subNodeString= key.substring(indexForPolicyNode+13, key.length());
-
-				stringBetweenDots(subNodeString);
-			}
-			else if(key.contains("policy.data")){
-				String wordToFind="policy.data.";
-				int indexForPolicyNode=key.indexOf(wordToFind);
-				String subNodeString= key.substring(indexForPolicyNode+12, key.length());
-
-				stringBetweenDotsForDataFields(subNodeString);
-			}
-		}
-	}
-	
-	// Second index of dot should be returned. 
-	public int stringBetweenDots(String str){
-		String stringToSearch=str;
-		String[]ss=stringToSearch.split("\\.");
-		if(ss!=null){
-			int len= ss.length;
-			if(len>2){
-				uniqueKeys.add(ss[2]);
-			}
-		}
-		
-		return uniqueKeys.size();
-	}
-	
-	
-	public void stringBetweenDotsForDataFields(String str){
-		String stringToSearch=str;
-		String[]ss=stringToSearch.split("\\.");
-		if(ss!=null){
-			int len= ss.length;
-
-			if(len>2){
-				uniqueDataKeys.add(ss[0]+"%"+ss[2]);
-			}
-		}
-	}
-	
-	void constructJsonForDataFields(LinkedHashMap<String,String> dataMapForJson){
-		LinkedHashMap<String,LinkedHashMap<String,String>> dataMapKey= new LinkedHashMap <>();
-		LinkedHashMap<String, String> hmSub;
-		for(Map.Entry<String, String> entry: dataMapForJson.entrySet()){
-			String uniqueDataKey= entry.getKey();
-			String[] uniqueDataKeySplit=uniqueDataKey.split("%");
-			String value= dataMapForJson.get(uniqueDataKey);
-			if(dataMapKey.containsKey(uniqueDataKeySplit[0])){
-				hmSub = dataMapKey.get(uniqueDataKeySplit[0]);
-				hmSub.put(uniqueDataKeySplit[1], value);
-			}
-			else{
-				hmSub=new LinkedHashMap <>();
-				hmSub.put(uniqueDataKeySplit[1], value);
-			}
-				
-			dataMapKey.put(uniqueDataKeySplit[0], hmSub);
-		}
-				
-		JSONObject mainObject= new JSONObject();
-		JSONObject json;
-		for(Map.Entry<String,LinkedHashMap<String,String>> entry: dataMapKey.entrySet()){
-			String s=entry.getKey();
-			json= new JSONObject();
-			HashMap<String,String> jsonHm=dataMapKey.get(s);
-			for(Map.Entry<String,String> entryMap:jsonHm.entrySet()){
-				String key=entryMap.getKey();
-				json.put(key, jsonHm.get(key));
-			}
-			mainObject.put(s,json);
-		}	
-		Iterator<String> keysItr = mainObject.keys();
-		while(keysItr.hasNext()) {
-			String key = keysItr.next();
-			String value = mainObject.get(key).toString();
-			retmap.put(key, value);
-		}
-		
-		logger.info("#############################################################################");
-		logger.info(mainObject);
-		logger.info("###############################################################################");	
-	}
-	LinkedHashMap<String,String> parseDataNodes(LinkedHashMap<String,String> map){
-		LinkedHashMap<String,String> dataMapForJson=new LinkedHashMap <>(); 
-		matchableValues = new HashMap <>(); 
-		for(String uniqueDataKey: uniqueDataKeys){
-			if(uniqueDataKey.contains("%")){
-				String[] uniqueDataKeySplit= uniqueDataKey.split("%");
-				String findType=DATATYPE+uniqueDataKeySplit[0]+PROPERTIES+uniqueDataKeySplit[1]+TYPE;
-				String typeValue=map.get(findType);
-				logger.info(typeValue);
-				
-				String findRequired=DATATYPE+uniqueDataKeySplit[0]+PROPERTIES+uniqueDataKeySplit[1]+REQUIRED;
-				String requiredValue= map.get(findRequired);
-				
-				String matchable =DATATYPE+uniqueDataKeySplit[0]+PROPERTIES+uniqueDataKeySplit[1]+MATCHABLE;
-
-				String matchableValue= map.get(matchable);
-
-				if(matchableValue != null && matchableValue.equalsIgnoreCase("true")){
-					if(uniqueDataKey.contains("%")){
-						String[] keys= uniqueDataKey.split("%");
-						String key=keys[keys.length -1];
-						matchableValues.put(key, MATCHINGTRUE);
-					}else{
-						matchableValues.put(uniqueDataKey, MATCHINGTRUE);
-					}
-				}
-					
-				if(requiredValue == null || requiredValue.isEmpty()){
-					requiredValue = "false";
-				}
-				if(typeValue != null && (typeValue.equalsIgnoreCase(STRING)||
-						typeValue.equalsIgnoreCase(INTEGER))){
-					
-					String findDefault=DATATYPE+uniqueDataKeySplit[0]+PROPERTIES+uniqueDataKeySplit[1]+DEFAULT;
-					String defaultValue= map.get(findDefault);
-					logger.info("defaultValue is:"+ defaultValue);
-					logger.info("requiredValue is:"+ requiredValue);
-					
-					StringBuilder attributeIndividualStringBuilder= new StringBuilder();
-					attributeIndividualStringBuilder.append(typeValue+DEFAULTVALUE);
-					attributeIndividualStringBuilder.append(defaultValue+REQUIREDVALUE);
-					attributeIndividualStringBuilder.append(requiredValue+MANYFALSE);
-					dataMapForJson.put(uniqueDataKey, attributeIndividualStringBuilder.toString());		
-				}
-				else if(LIST.equalsIgnoreCase(typeValue) || MAP.equalsIgnoreCase(typeValue)){
-					logger.info("requiredValue is:"+ requiredValue);
-					String findList= DATATYPE+uniqueDataKeySplit[0]+PROPERTIES+uniqueDataKeySplit[1]+".entry_schema.type";
-					String listValue=map.get(findList);
-					if(listValue!=null){
-						logger.info("Type of list is:"+ listValue);
-						//Its userdefined
-						if(listValue.contains(".")){
-							String trimValue=listValue.substring(listValue.lastIndexOf('.')+1);
-							StringBuilder referenceIndividualStringBuilder= new StringBuilder();
-							referenceIndividualStringBuilder.append(trimValue+REQUIREDVALUE);
-							referenceIndividualStringBuilder.append(requiredValue+MANYTRUE);
-							dataMapForJson.put(uniqueDataKey, referenceIndividualStringBuilder.toString());
-						}//Its string
-						else{
-							StringBuilder stringListItems= new StringBuilder();
-							if(LIST.equalsIgnoreCase(typeValue)){
-							    stringListItems.append(uniqueDataKeySplit[1].toUpperCase()+REQUIREDVALUE+requiredValue +MANYFALSE);
-							}else if( MAP.equalsIgnoreCase(typeValue)){
-								stringListItems.append(uniqueDataKeySplit[1].toUpperCase()+REQUIREDVALUE+requiredValue +MANYTRUE);
-							}
-							dataMapForJson.put(uniqueDataKey, stringListItems.toString());
-							boolean isConstraintsFound = false;
-							for(int i=0;i<10;i++){
-								String findConstraints= DATATYPE+uniqueDataKeySplit[0]+PROPERTIES+uniqueDataKeySplit[1]+".entry_schema.constraints.0.valid_values."+i;
-								logger.info("findConstraints => " + findConstraints);
-								String constraintsValue=map.get(findConstraints);
-								logger.info("constraintsValue => " + constraintsValue);
-
-								if((constraintsValue==null || constraintsValue.isEmpty()) && i==0){ //if no constraints at all ( index i as 0 can tell this )									
-									isConstraintsFound = false;
-									//if type is list but no constraints
-									String newValue = dataMapForJson.get(uniqueDataKey).replace("MANY-false", "MANY-true");	
-									newValue = newValue.replace(uniqueDataKeySplit[1].toUpperCase()+":", "");	
-									dataMapForJson.put(uniqueDataKey, newValue);
-									break;
-								} else{
-									isConstraintsFound = true;
-									if(i == 0){ // only need to add one time for the same attribute
-									   dataListBuffer.append(uniqueDataKeySplit[1].toUpperCase()+"=[");
-									}
-									
-									if(constraintsValue==null){
-										constraintsValue = "";
-									}else if (constraintsValue.contains("=")) {
-										constraintsValue = constraintsValue.replace("=", "equal-sign");
-									}
-
-									dataConstraints.add(constraintsValue);									
-									dataListBuffer.append(constraintsValue+",");
-								}
-							}
-							if(isConstraintsFound){							
-							    dataListBuffer.append("]#");
-							}
-						}
-					}else{
-						logger.info("entry_schema.type is not defined correctly");
-					}
-				}
-				else{
-					String findUserDefined=DATATYPE+uniqueDataKeySplit[0]+"."+"properties"+"."+uniqueDataKeySplit[1]+TYPE;
-					String userDefinedValue=map.get(findUserDefined);
-					String trimValue=userDefinedValue.substring(userDefinedValue.lastIndexOf('.')+1);
-					StringBuilder referenceIndividualStringBuilder= new StringBuilder();
-					referenceIndividualStringBuilder.append(trimValue+REQUIREDVALUE);
-					referenceIndividualStringBuilder.append(requiredValue+MANYFALSE);
-					dataMapForJson.put(uniqueDataKey, referenceIndividualStringBuilder.toString());
-					
-				}
-			}
-		}
-		
-		return dataMapForJson;
-	}
-	
-	
-	LinkedHashMap<String, LinkedHashMap<String, String>> parsePolicyNodes(Map<String,String> map) throws ParserException{
-		LinkedHashMap<String,LinkedHashMap<String,String>> mapKey= new LinkedHashMap <>();
-		for(String uniqueKey: uniqueKeys){
-			LinkedHashMap<String,String> hm;
-
-			for(Map.Entry<String,String> entry:map.entrySet()){
-				String key=entry.getKey();
-				if(key.contains(uniqueKey) && key.contains("policy.nodes")){
-					if(mapKey.containsKey(uniqueKey)){
-						hm = mapKey.get(uniqueKey);
-						String keyStr= key.substring(key.lastIndexOf('.')+1);
-						String valueStr= map.get(key);
-						if("type".equalsIgnoreCase(keyStr) && ((key.contains("entry_schema.0.type") || key.contains("entry_schema.type") && valueStr.contains("policy.data.")))){
-						   throw new ParserException("For using user defined object type, Please make sure no space between 'type:' and object " + valueStr );
-							
-						}	
-						if("type".equals(keyStr)){
-							if(!key.contains("entry_schema"))
-							{
-								hm.put(keyStr,valueStr);
-							}
-						}else{
-							hm.put(keyStr,valueStr);
-						}
-
-					} else {
-						hm = new LinkedHashMap <>();
-						String keyStr= key.substring(key.lastIndexOf('.')+1);
-						String valueStr= map.get(key);
-						if(key.contains(".objective.")){							
-							throw new ParserException("Attribute objective is a key word. Please use a different name");
-						}
-						if(("type").equals(keyStr)){
-							if(!key.contains("entry_schema"))
-							{
-								hm.put(keyStr,valueStr);
-							}
-						}else{
-							hm.put(keyStr,valueStr);
-						}
-						mapKey.put(uniqueKey, hm);
-					}
-				}
-			}
-		}
-		return mapKey;
-	}
-
-	void createAttributes(LinkedHashMap<String,LinkedHashMap<String,String>> mapKey){
-		StringBuilder attributeStringBuilder= new StringBuilder();
-		StringBuilder referenceStringBuilder= new StringBuilder();
-		StringBuilder listBuffer= new StringBuilder();
-		List<String> constraints= new ArrayList<>();
-		for(Map.Entry<String,LinkedHashMap<String,String>> entry: mapKey.entrySet()){
-			String keySetString= entry.getKey();
-			LinkedHashMap<String,String> keyValues=mapKey.get(keySetString);
-			if(STRING.equalsIgnoreCase(keyValues.get("type"))|| 
-					INTEGER.equalsIgnoreCase(keyValues.get("type"))){
-				StringBuilder attributeIndividualStringBuilder= new StringBuilder();
-				attributeIndividualStringBuilder.append(keySetString+"=");
-				attributeIndividualStringBuilder.append(keyValues.get("type")+DEFAULTVALUE);
-				attributeIndividualStringBuilder.append(keyValues.get("default")+REQUIREDVALUE);
-				attributeIndividualStringBuilder.append(keyValues.get("required")+MANYFALSE);
-				attributeStringBuilder.append(attributeIndividualStringBuilder+",");	
+        try {
+            map=load(fileName);
+
+            if(map != null){
+                if(map.get("error") != null){
+                    return map.get("error");
+                }
+            }
+
+            parseDataAndPolicyNodes(map);
+
+            LinkedHashMap<String,String> dataMapForJson=parseDataNodes(map);
+
+            constructJsonForDataFields(dataMapForJson);
+
+            LinkedHashMap<String,LinkedHashMap<String,String>> mapKey= parsePolicyNodes(map);
+
+            createAttributes(mapKey);
+
+        } catch (IOException e) {
+            logger.error(e);
+        }catch(ParserException e){
+            logger.error(e);
+            return e.getMessage();
+        }
+
+        return null;
+    }
+
+    @SuppressWarnings("unchecked")
+    public LinkedHashMap<String, String> load(String fileName) throws IOException,ParserException {
+        File newConfiguration = new File(fileName);
+        StringBuilder orderInfo = new StringBuilder("[");
+        Yaml yaml = new Yaml();
+        LinkedHashMap<Object, Object> yamlMap = null;
+        try(InputStream is = new FileInputStream(newConfiguration)){
+            yamlMap = (LinkedHashMap<Object, Object>) yaml.load(is);
+        } catch (FileNotFoundException e) {
+            logger.error(e);
+        }catch(Exception e){
+            throw new ParserException("Invalid TOSCA Model format. Please make sure it is a valid YAML file");
+        }
+
+        StringBuilder sb = new StringBuilder();
+        LinkedHashMap<String, String> settings = new LinkedHashMap<>();
+        if (yamlMap == null) {
+            return settings;
+        }
+
+        String message = validations(yamlMap);
+
+        if(message != null){
+            settings.put("error", message);
+            return settings;
+        }
+
+        findNode(yamlMap);
+
+        orderedElements.stream().forEach((string) -> {
+            orderInfo.append(string);
+            orderInfo.append(",");
+            logger.info("Content: " + string);
+        });
+
+        orderInfo.append("]");
+
+        dataOrderInfo = orderInfo.toString();
+        dataOrderInfo = dataOrderInfo.replace(",]", "]");
+
+        logger.info("dataOrderInfo :" + dataOrderInfo);
+
+        List<String> path = new ArrayList <>();
+        serializeMap(settings, sb, path, yamlMap);
+        return settings;
+    }
+
+    @SuppressWarnings("unchecked")
+    private String validations(@SuppressWarnings("rawtypes") LinkedHashMap yamlMap){
+
+        boolean isNoteTypeFound = false;
+        boolean isDataTypeFound = false;
+        boolean isToscaVersionKeyFound = false;
+        boolean isToscaVersionValueFound = false;
+        @SuppressWarnings("rawtypes")
+        Map m1 = new HashMap();
+        short order =0;
+        if(yamlMap != null){
+            // Get a set of the entries
+             @SuppressWarnings("rawtypes")
+            Set set = yamlMap.entrySet();
+             // Get an iterator
+             @SuppressWarnings("rawtypes")
+            Iterator i = set.iterator();
+              // Display elements
+             while(i.hasNext()) {
+                 @SuppressWarnings("rawtypes")
+                 Entry me = (Entry)i.next();
+
+                 if("tosca_definitions_version".equals(me.getKey())){
+                     isToscaVersionKeyFound = true;
+                     order++;
+                     m1.put("tosca_definitions_version", order);
+                 }
+
+                 if("tosca_simple_yaml_1_0_0".equals(me.getValue())){
+                     isToscaVersionValueFound = true;
+                 }
+
+                 if("node_types".equals(me.getKey())){
+                     isNoteTypeFound = true;
+                     order++;
+                     m1.put("node_types", order);
+                 }
+
+                 if("data_types".equals(me.getKey())){
+                     isDataTypeFound = true;
+                     order++;
+                     m1.put("data_types", order);
+                 }
+
+             }
+
+
+             if(!isDataTypeFound){
+                 return "data_types are missing or invalid.";
+             }
+
+             if(!isToscaVersionKeyFound || !isToscaVersionValueFound){
+                 return "tosca_definitions_version is missing or invalid.";
+             }
+
+             if(!isNoteTypeFound){
+                 return "node_types are missing or invalid.";
+             }
+
+             short version = (short) m1.get("tosca_definitions_version");
+
+             if(version > 1 ){
+                return "tosca_definitions_version should be defined first.";
+             }
+
+             short data = (short) m1.get("data_types");
+             short node = (short) m1.get("node_types");
+             if(node > data){
+                return "node_types should be defined before data_types.";
+             }
+
+        }
+
+        return null;
+    }
+
+    @SuppressWarnings({ "unchecked", "rawtypes" })
+    private void serializeMap(LinkedHashMap<String, String> settings, StringBuilder sb, List<String> path, Map<Object, Object> yamlMap) {
+        for (Entry<Object, Object> entry : yamlMap.entrySet()) {
+
+            if (entry.getValue() instanceof Map) {
+                path.add((String) entry.getKey());
+                serializeMap(settings, sb, path, (Map<Object, Object>) entry.getValue());
+                path.remove(path.size() - 1);
+            } else if (entry.getValue() instanceof List) {
+                path.add((String) entry.getKey());
+                serializeList(settings, sb, path, (List) entry.getValue());
+                path.remove(path.size() - 1);
+            } else {
+                serializeValue(settings, sb, path, (String) entry.getKey(), entry.getValue());
+            }
+        }
+    }
+
+    @SuppressWarnings("unchecked")
+    private void serializeList(LinkedHashMap<String, String> settings, StringBuilder sb, List<String> path, List<String> yamlList) {
+        int counter = 0;
+        for (Object listEle : yamlList) {
+            if (listEle instanceof Map) {
+                path.add(Integer.toString(counter));
+                serializeMap(settings, sb, path, (Map<Object, Object>) listEle);
+                path.remove(path.size() - 1);
+            } else if (listEle instanceof List) {
+                path.add(Integer.toString(counter));
+                serializeList(settings, sb, path, (List<String>) listEle);
+                path.remove(path.size() - 1);
+            } else {
+                serializeValue(settings, sb, path, Integer.toString(counter), listEle);
+            }
+            counter++;
+        }
+    }
+
+    private void serializeValue(LinkedHashMap<String, String> settings, StringBuilder sb, List<String> path, String name, Object value) {
+        if (value == null) {
+            return;
+        }
+        sb.setLength(0);
+        for (String pathEle : path) {
+            sb.append(pathEle).append('.');
+        }
+        sb.append(name);
+        settings.put(sb.toString(), value.toString());
+    }
+
+
+    void parseDataAndPolicyNodes(LinkedHashMap<String,String> map){
+        for(String key:map.keySet()){
+            if(key.contains("policy.nodes.Root"))
+            {
+                continue;
+            }
+            else if(key.contains("policy.nodes")){
+                String wordToFind = "policy.nodes.";
+                int indexForPolicyNode=key.indexOf(wordToFind);
+                String subNodeString= key.substring(indexForPolicyNode+13, key.length());
+
+                stringBetweenDots(subNodeString);
+            }
+            else if(key.contains("policy.data")){
+                String wordToFind="policy.data.";
+                int indexForPolicyNode=key.indexOf(wordToFind);
+                String subNodeString= key.substring(indexForPolicyNode+12, key.length());
+
+                stringBetweenDotsForDataFields(subNodeString);
+            }
+        }
+    }
+
+    // Second index of dot should be returned.
+    public int stringBetweenDots(String str){
+        String stringToSearch=str;
+        String[]ss=stringToSearch.split("\\.");
+        if(ss!=null){
+            int len= ss.length;
+            if(len>2){
+                uniqueKeys.add(ss[2]);
+            }
+        }
+
+        return uniqueKeys.size();
+    }
+
+
+    public void stringBetweenDotsForDataFields(String str){
+        String stringToSearch=str;
+        String[]ss=stringToSearch.split("\\.");
+        if(ss!=null){
+            int len= ss.length;
+
+            if(len>2){
+                uniqueDataKeys.add(ss[0]+"%"+ss[2]);
+            }
+        }
+    }
+
+    void constructJsonForDataFields(LinkedHashMap<String,String> dataMapForJson){
+        LinkedHashMap<String,LinkedHashMap<String,String>> dataMapKey= new LinkedHashMap <>();
+        LinkedHashMap<String, String> hmSub;
+        for(Entry<String, String> entry: dataMapForJson.entrySet()){
+            String uniqueDataKey= entry.getKey();
+            String[] uniqueDataKeySplit=uniqueDataKey.split("%");
+            String value= dataMapForJson.get(uniqueDataKey);
+            if(dataMapKey.containsKey(uniqueDataKeySplit[0])){
+                hmSub = dataMapKey.get(uniqueDataKeySplit[0]);
+                hmSub.put(uniqueDataKeySplit[1], value);
+            }
+            else{
+                hmSub=new LinkedHashMap <>();
+                hmSub.put(uniqueDataKeySplit[1], value);
+            }
+
+            dataMapKey.put(uniqueDataKeySplit[0], hmSub);
+        }
+
+        JSONObject mainObject= new JSONObject();
+        JSONObject json;
+        for(Entry<String,LinkedHashMap<String,String>> entry: dataMapKey.entrySet()){
+            String s=entry.getKey();
+            json= new JSONObject();
+            HashMap<String,String> jsonHm=dataMapKey.get(s);
+            for(Entry<String,String> entryMap:jsonHm.entrySet()){
+                String key=entryMap.getKey();
+                json.put(key, jsonHm.get(key));
+            }
+            mainObject.put(s,json);
+        }
+        Iterator<String> keysItr = mainObject.keys();
+        while(keysItr.hasNext()) {
+            String key = keysItr.next();
+            String value = mainObject.get(key).toString();
+            retmap.put(key, value);
+        }
+
+        logger.info("#############################################################################");
+        logger.info(mainObject);
+        logger.info("###############################################################################");
+    }
+    LinkedHashMap<String,String> parseDataNodes(LinkedHashMap<String,String> map){
+        LinkedHashMap<String,String> dataMapForJson=new LinkedHashMap <>();
+        matchableValues = new HashMap <>();
+        for(String uniqueDataKey: uniqueDataKeys){
+            if(uniqueDataKey.contains("%")){
+                String[] uniqueDataKeySplit= uniqueDataKey.split("%");
+                String findType=DATATYPE+uniqueDataKeySplit[0]+PROPERTIES+uniqueDataKeySplit[1]+TYPE;
+                String typeValue=map.get(findType);
+                logger.info(typeValue);
+
+                String findRequired=DATATYPE+uniqueDataKeySplit[0]+PROPERTIES+uniqueDataKeySplit[1]+REQUIRED;
+                String requiredValue= map.get(findRequired);
+
+                String matchable =DATATYPE+uniqueDataKeySplit[0]+PROPERTIES+uniqueDataKeySplit[1]+MATCHABLE;
+
+                String matchableValue= map.get(matchable);
+
+                if(matchableValue != null && matchableValue.equalsIgnoreCase("true")){
+                    if(uniqueDataKey.contains("%")){
+                        String[] keys= uniqueDataKey.split("%");
+                        String key=keys[keys.length -1];
+                        matchableValues.put(key, MATCHINGTRUE);
+                    }else{
+                        matchableValues.put(uniqueDataKey, MATCHINGTRUE);
+                    }
+                }
+
+                if(requiredValue == null || requiredValue.isEmpty()){
+                    requiredValue = "false";
+                }
+                if(typeValue != null && (typeValue.equalsIgnoreCase(STRING)||
+                        typeValue.equalsIgnoreCase(INTEGER))){
+
+                    String findDefault=DATATYPE+uniqueDataKeySplit[0]+PROPERTIES+uniqueDataKeySplit[1]+DEFAULT;
+                    String defaultValue= map.get(findDefault);
+                    logger.info("defaultValue is:"+ defaultValue);
+                    logger.info("requiredValue is:"+ requiredValue);
+
+                    StringBuilder attributeIndividualStringBuilder= new StringBuilder();
+                    attributeIndividualStringBuilder.append(typeValue+DEFAULTVALUE);
+                    attributeIndividualStringBuilder.append(defaultValue+REQUIREDVALUE);
+                    attributeIndividualStringBuilder.append(requiredValue+MANYFALSE);
+                    dataMapForJson.put(uniqueDataKey, attributeIndividualStringBuilder.toString());
+                }
+                else if(LIST.equalsIgnoreCase(typeValue) || MAP.equalsIgnoreCase(typeValue)){
+                    logger.info("requiredValue is:"+ requiredValue);
+                    String findList= DATATYPE+uniqueDataKeySplit[0]+PROPERTIES+uniqueDataKeySplit[1]+".entry_schema.type";
+                    String listValue=map.get(findList);
+                    if(listValue!=null){
+                        logger.info("Type of list is:"+ listValue);
+                        //Its userdefined
+                        if(listValue.contains(".")){
+                            String trimValue=listValue.substring(listValue.lastIndexOf('.')+1);
+                            StringBuilder referenceIndividualStringBuilder= new StringBuilder();
+                            referenceIndividualStringBuilder.append(trimValue+REQUIREDVALUE);
+                            referenceIndividualStringBuilder.append(requiredValue+MANYTRUE);
+                            dataMapForJson.put(uniqueDataKey, referenceIndividualStringBuilder.toString());
+                        }//Its string
+                        else{
+                            StringBuilder stringListItems= new StringBuilder();
+                            if(LIST.equalsIgnoreCase(typeValue)){
+                                stringListItems.append(uniqueDataKeySplit[1].toUpperCase()+REQUIREDVALUE+requiredValue +MANYFALSE);
+                            }else if( MAP.equalsIgnoreCase(typeValue)){
+                                stringListItems.append(uniqueDataKeySplit[1].toUpperCase()+REQUIREDVALUE+requiredValue +MANYTRUE);
+                            }
+                            dataMapForJson.put(uniqueDataKey, stringListItems.toString());
+                            boolean isConstraintsFound = false;
+                            for(int i=0;i<10;i++){
+                                String findConstraints= DATATYPE+uniqueDataKeySplit[0]+PROPERTIES+uniqueDataKeySplit[1]+".entry_schema.constraints.0.valid_values."+i;
+                                logger.info("findConstraints => " + findConstraints);
+                                String constraintsValue=map.get(findConstraints);
+                                logger.info("constraintsValue => " + constraintsValue);
+
+                                if((constraintsValue==null || constraintsValue.isEmpty()) && i==0){ //if no constraints at all ( index i as 0 can tell this )
+                                    isConstraintsFound = false;
+                                    //if type is list but no constraints
+                                    String newValue = dataMapForJson.get(uniqueDataKey).replace("MANY-false", "MANY-true");
+                                    newValue = newValue.replace(uniqueDataKeySplit[1].toUpperCase()+":", "");
+                                    dataMapForJson.put(uniqueDataKey, newValue);
+                                    break;
+                                } else{
+                                    isConstraintsFound = true;
+                                    if(i == 0){ // only need to add one time for the same attribute
+                                       dataListBuffer.append(uniqueDataKeySplit[1].toUpperCase()+"=[");
+                                    }
+
+                                    if(constraintsValue==null){
+                                        constraintsValue = "";
+                                    }else if (constraintsValue.contains("=")) {
+                                        constraintsValue = constraintsValue.replace("=", "equal-sign");
+                                    }
+
+                                    dataConstraints.add(constraintsValue);
+                                    dataListBuffer.append(constraintsValue+",");
+                                }
+                            }
+                            if(isConstraintsFound){
+                                dataListBuffer.append("]#");
+                            }
+                        }
+                    }else{
+                        logger.info("entry_schema.type is not defined correctly");
+                    }
+                }
+                else{
+                    String findUserDefined=DATATYPE+uniqueDataKeySplit[0]+"."+"properties"+"."+uniqueDataKeySplit[1]+TYPE;
+                    String userDefinedValue=map.get(findUserDefined);
+                    String trimValue=userDefinedValue.substring(userDefinedValue.lastIndexOf('.')+1);
+                    StringBuilder referenceIndividualStringBuilder= new StringBuilder();
+                    referenceIndividualStringBuilder.append(trimValue+REQUIREDVALUE);
+                    referenceIndividualStringBuilder.append(requiredValue+MANYFALSE);
+                    dataMapForJson.put(uniqueDataKey, referenceIndividualStringBuilder.toString());
+
+                }
+            }
+        }
+
+        return dataMapForJson;
+    }
+
+
+    LinkedHashMap<String, LinkedHashMap<String, String>> parsePolicyNodes(Map<String,String> map) throws ParserException{
+        LinkedHashMap<String,LinkedHashMap<String,String>> mapKey= new LinkedHashMap <>();
+        for(String uniqueKey: uniqueKeys){
+            LinkedHashMap<String,String> hm;
+
+            for(Entry<String,String> entry:map.entrySet()){
+                String key=entry.getKey();
+                if(key.contains(uniqueKey) && key.contains("policy.nodes")){
+                    if(mapKey.containsKey(uniqueKey)){
+                        hm = mapKey.get(uniqueKey);
+                        String keyStr= key.substring(key.lastIndexOf('.')+1);
+                        String valueStr= map.get(key);
+                        if("type".equalsIgnoreCase(keyStr) && ((key.contains("entry_schema.0.type") || key.contains("entry_schema.type") && valueStr.contains("policy.data.")))){
+                           throw new ParserException("For using user defined object type, Please make sure no space between 'type:' and object " + valueStr );
+
+                        }
+                        if("type".equals(keyStr)){
+                            if(!key.contains("entry_schema"))
+                            {
+                                hm.put(keyStr,valueStr);
+                            }
+                        }else{
+                            hm.put(keyStr,valueStr);
+                        }
+
+                    } else {
+                        hm = new LinkedHashMap <>();
+                        String keyStr= key.substring(key.lastIndexOf('.')+1);
+                        String valueStr= map.get(key);
+                        if(key.contains(".objective.")){
+                            throw new ParserException("Attribute objective is a key word. Please use a different name");
+                        }
+                        if(("type").equals(keyStr)){
+                            if(!key.contains("entry_schema"))
+                            {
+                                hm.put(keyStr,valueStr);
+                            }
+                        }else{
+                            hm.put(keyStr,valueStr);
+                        }
+                        mapKey.put(uniqueKey, hm);
+                    }
+                }
+            }
+        }
+        return mapKey;
+    }
+
+    void createAttributes(LinkedHashMap<String,LinkedHashMap<String,String>> mapKey){
+        StringBuilder attributeStringBuilder= new StringBuilder();
+        StringBuilder referenceStringBuilder= new StringBuilder();
+        StringBuilder listBuffer= new StringBuilder();
+        List<String> constraints= new ArrayList<>();
+        for(Entry<String,LinkedHashMap<String,String>> entry: mapKey.entrySet()){
+            String keySetString= entry.getKey();
+            LinkedHashMap<String,String> keyValues=mapKey.get(keySetString);
+            if(STRING.equalsIgnoreCase(keyValues.get("type"))||
+                    INTEGER.equalsIgnoreCase(keyValues.get("type"))){
+                StringBuilder attributeIndividualStringBuilder= new StringBuilder();
+                attributeIndividualStringBuilder.append(keySetString+"=");
+                attributeIndividualStringBuilder.append(keyValues.get("type")+DEFAULTVALUE);
+                attributeIndividualStringBuilder.append(keyValues.get("default")+REQUIREDVALUE);
+                attributeIndividualStringBuilder.append(keyValues.get("required")+MANYFALSE);
+                attributeStringBuilder.append(attributeIndividualStringBuilder+",");
                 if("true".equalsIgnoreCase(keyValues.get(MATCHABLEKEY))){
-				    matchableValues.put(keySetString, MATCHINGTRUE);
+                    matchableValues.put(keySetString, MATCHINGTRUE);
                 }
-			}
-			else if(LIST.equalsIgnoreCase(keyValues.get("type"))){
-				
+            }
+            else if(LIST.equalsIgnoreCase(keyValues.get("type"))){
+
                 if(("true").equalsIgnoreCase(keyValues.get(MATCHABLEKEY))){
-				    matchableValues.put(keySetString, MATCHINGTRUE);
+                    matchableValues.put(keySetString, MATCHINGTRUE);
+                }
+                //List Datatype
+                Set<String> keys= keyValues.keySet();
+                Iterator<String> itr=keys.iterator();
+                boolean isDefinedType = false;
+                while(itr.hasNext()){
+                    String key= itr.next();
+                    if((!("type").equals(key) ||("required").equals(key)))
+                    {
+                        String value= keyValues.get(key);
+                        //The "." in the value determines if its a string or a user defined type.
+                        if (!value.contains(".")){
+                            //This is string
+                            if(StringUtils.isNumeric(key) ){  //only integer key for the value of Constrains
+                                constraints.add(keyValues.get(key));
+                            }
+                        }else{
+                            //This is user defined type
+                            String trimValue=value.substring(value.lastIndexOf('.')+1);
+                            StringBuilder referenceIndividualStringBuilder= new StringBuilder();
+                            referenceIndividualStringBuilder.append(keySetString+"="+trimValue+MANYTRUE);
+                            referenceStringBuilder.append(referenceIndividualStringBuilder+",");
+                            isDefinedType = true;
+                        }
+                    }
+
                 }
-				//List Datatype
-				Set<String> keys= keyValues.keySet();
-				Iterator<String> itr=keys.iterator();
-				boolean isDefinedType = false;
-				while(itr.hasNext()){
-					String key= itr.next();
-					if((!("type").equals(key) ||("required").equals(key)))
-					{
-						String value= keyValues.get(key);
-						//The "." in the value determines if its a string or a user defined type.  
-						if (!value.contains(".")){
-							//This is string
-							if(StringUtils.isNumeric(key) ){  //only integer key for the value of Constrains 
-							    constraints.add(keyValues.get(key));
-							}
-						}else{
-							//This is user defined type
-							String trimValue=value.substring(value.lastIndexOf('.')+1);
-							StringBuilder referenceIndividualStringBuilder= new StringBuilder();
-							referenceIndividualStringBuilder.append(keySetString+"="+trimValue+MANYTRUE);
-							referenceStringBuilder.append(referenceIndividualStringBuilder+",");
-							isDefinedType = true;
-						}
-					}				
-
-				}
-
-				if(!isDefinedType && LIST.equalsIgnoreCase(keyValues.get("type"))){ //type is not user defined and is a list but no constraints defined.
-					if(constraints == null || constraints.isEmpty()){
-						referenceStringBuilder.append(keySetString+"=MANY-true"+",");
-					}
-				}
-			}else{
-				//User defined Datatype.
+
+                if(!isDefinedType && LIST.equalsIgnoreCase(keyValues.get("type"))){ //type is not user defined and is a list but no constraints defined.
+                    if(constraints == null || constraints.isEmpty()){
+                        referenceStringBuilder.append(keySetString+"=MANY-true"+",");
+                    }
+                }
+            }else{
+                //User defined Datatype.
                 if("true".equalsIgnoreCase(keyValues.get(MATCHABLEKEY))){
-				    matchableValues.put(keySetString, MATCHINGTRUE);
+                    matchableValues.put(keySetString, MATCHINGTRUE);
+                }
+                String value=keyValues.get("type");
+                if(value != null && !value.isEmpty()){
+                    String trimValue=value.substring(value.lastIndexOf('.')+1);
+                    StringBuilder referenceIndividualStringBuilder= new StringBuilder();
+                    referenceIndividualStringBuilder.append(keySetString+"="+trimValue+MANYFALSE);
+                    referenceStringBuilder.append(referenceIndividualStringBuilder+",");
+                }else{
+                    logger.info("keyValues.get(type) is null/empty");
+                }
+
+            }
+            if(constraints!=null && !constraints.isEmpty()){
+                //List handling.
+                listBuffer.append(keySetString.toUpperCase()+"=[");
+                for(String str:constraints){
+                    listBuffer.append(str+",");
                 }
-				String value=keyValues.get("type");
-				if(value != null && !value.isEmpty()){
-					String trimValue=value.substring(value.lastIndexOf('.')+1);
-					StringBuilder referenceIndividualStringBuilder= new StringBuilder();
-					referenceIndividualStringBuilder.append(keySetString+"="+trimValue+MANYFALSE);
-					referenceStringBuilder.append(referenceIndividualStringBuilder+",");
-				}else{
-					logger.info("keyValues.get(type) is null/empty");
-				}
-
-			}
-			if(constraints!=null && !constraints.isEmpty()){
-				//List handling. 
-				listBuffer.append(keySetString.toUpperCase()+"=[");
-				for(String str:constraints){
-					listBuffer.append(str+",");
-				}
-				listBuffer.append("]#");
-				logger.info(listBuffer);
-
-
-				StringBuilder referenceIndividualStringBuilder= new StringBuilder();
-				referenceIndividualStringBuilder.append(keySetString+"="+keySetString.toUpperCase()+MANYFALSE);
-				referenceStringBuilder.append(referenceIndividualStringBuilder+",");
-				constraints.clear();
-			}
-		}
-		
-		dataListBuffer.append(listBuffer);
-		
-
-		logger.info("$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$");
-		logger.info("Whole attribute String is:"+attributeStringBuilder);	
-		logger.info("Whole reference String is:"+referenceStringBuilder);
-		logger.info("List String is:"+listBuffer);
-		logger.info("Data list buffer is:"+dataListBuffer);
-		logger.info("$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$");
-		
-		this.listConstraints=dataListBuffer.toString();
-		this.referenceAttributes=referenceStringBuilder.toString();
-		this.attributeString=attributeStringBuilder.toString();
-	}
-	
-	@SuppressWarnings("unchecked")
-	public void findNode(LinkedHashMap<Object, Object> map) {
-		
-		map.forEach((key,value) -> {
-			// if the value is properties and its type is map object, then save all the keys
-			if(key.equals("properties") && value instanceof Map){
-				saveNodes((LinkedHashMap<?, ?>)value);
-			}
-			
-			if(!key.equals("policy.nodes.Root") && value instanceof Map){
-				//value is a Map object, then make a recursive call
-			    findNode((LinkedHashMap<Object, Object>) value);   
-			}
-		});
-
-	}
-	
-	public void saveNodes(LinkedHashMap<?, ?> map) {
-		
-		map.forEach((key,value) -> {
-			
-		    orderedElements.add((String)key);
-	    
-		});
-
-	}
-	
-	public String getAttributeString() {
-		return attributeString;
-	}
-	public void setAttributeString(String attributeString) {
-		this.attributeString = attributeString;
-	}
-	
-	public LinkedHashMap<String, Object> getRetmap() {
-		return retmap;
-	}
-
-	public void setRetmap(LinkedHashMap<String, Object> retmap) {
-		this.retmap = retmap;
-	}
-	public Map<String, String> getMatchableValues() {
-		return matchableValues;
-	}
-
-	public void setMatchableValues(Map<String, String> matchableValues) {
-		this.matchableValues = matchableValues;
-	}
-	public String getReferenceAttributes() {
-		return referenceAttributes;
-	}
-
-	public void setReferenceAttributes(String referenceAttributes) {
-		this.referenceAttributes = referenceAttributes;
-	}
-	public String getListConstraints() {
-		return listConstraints;
-	}
-
-	public void setListConstraints(String listConstraints) {
-		this.listConstraints = listConstraints;
-	}
-	public String getDataOrderInfo() {
-		return dataOrderInfo;
-	}
-
-	public void setDataOrderInfo(String dataOrderInfo) {
-		this.dataOrderInfo = dataOrderInfo;
-	}
+                listBuffer.append("]#");
+                logger.info(listBuffer);
+
+
+                StringBuilder referenceIndividualStringBuilder= new StringBuilder();
+                referenceIndividualStringBuilder.append(keySetString+"="+keySetString.toUpperCase()+MANYFALSE);
+                referenceStringBuilder.append(referenceIndividualStringBuilder+",");
+                constraints.clear();
+            }
+        }
+
+        dataListBuffer.append(listBuffer);
+
+
+        logger.info("$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$");
+        logger.info("Whole attribute String is:"+attributeStringBuilder);
+        logger.info("Whole reference String is:"+referenceStringBuilder);
+        logger.info("List String is:"+listBuffer);
+        logger.info("Data list buffer is:"+dataListBuffer);
+        logger.info("$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$");
+
+        this.listConstraints=dataListBuffer.toString();
+        this.referenceAttributes=referenceStringBuilder.toString();
+        this.attributeString=attributeStringBuilder.toString();
+    }
+
+    @SuppressWarnings("unchecked")
+    public void findNode(LinkedHashMap<Object, Object> map) {
+
+        map.forEach((key,value) -> {
+            // if the value is properties and its type is map object, then save all the keys
+            if(key.equals("properties") && value instanceof Map){
+                saveNodes((LinkedHashMap<?, ?>)value);
+            }
+
+            if(!key.equals("policy.nodes.Root") && value instanceof Map){
+                //value is a Map object, then make a recursive call
+                findNode((LinkedHashMap<Object, Object>) value);
+            }
+        });
+
+    }
+
+    public void saveNodes(LinkedHashMap<?, ?> map) {
+
+        map.forEach((key,value) -> {
+
+            orderedElements.add((String)key);
+
+        });
+
+    }
+
+    public String getAttributeString() {
+        return attributeString;
+    }
+    public void setAttributeString(String attributeString) {
+        this.attributeString = attributeString;
+    }
+
+    public LinkedHashMap<String, Object> getRetmap() {
+        return retmap;
+    }
+
+    public void setRetmap(LinkedHashMap<String, Object> retmap) {
+        this.retmap = retmap;
+    }
+    public Map<String, String> getMatchableValues() {
+        return matchableValues;
+    }
+
+    public void setMatchableValues(Map<String, String> matchableValues) {
+        this.matchableValues = matchableValues;
+    }
+    public String getReferenceAttributes() {
+        return referenceAttributes;
+    }
+
+    public void setReferenceAttributes(String referenceAttributes) {
+        this.referenceAttributes = referenceAttributes;
+    }
+    public String getListConstraints() {
+        return listConstraints;
+    }
+
+    public void setListConstraints(String listConstraints) {
+        this.listConstraints = listConstraints;
+    }
+    public String getDataOrderInfo() {
+        return dataOrderInfo;
+    }
+
+    public void setDataOrderInfo(String dataOrderInfo) {
+        this.dataOrderInfo = dataOrderInfo;
+    }
 
 }
\ No newline at end of file