[Policy-52, Policy-92, Policy-93] Policy Enhancements and bugfixes

Change-Id: I5675cf4527e17963b3142cf7184c0df31a766197
Signed-off-by: Tarun Tej Velaga <tt3868@att.com>

1 files changed, 0 insertions, 792 deletions

diff --git a/ECOMP-XACML/src/test/java/org/openecomp/policy/xacml/test/TestPolicy.java b/ECOMP-XACML/src/test/java/org/openecomp/policy/xacml/test/TestPolicy.java
deleted file mode 100644
index 11601f278..000000000
--- a/ECOMP-XACML/src/test/java/org/openecomp/policy/xacml/test/TestPolicy.java
+++ /dev/null
@@ -1,792 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * ECOMP-XACML
- * ================================================================================
- * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
- * ================================================================================
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- * 
- *      http://www.apache.org/licenses/LICENSE-2.0
- * 
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- * ============LICENSE_END=========================================================
- */
-
-package org.openecomp.policy.xacml.test;
-
-import java.io.IOException;
-import java.net.MalformedURLException;
-import java.nio.file.FileVisitResult;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.Paths;
-import java.nio.file.SimpleFileVisitor;
-import java.nio.file.attribute.BasicFileAttributes;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.regex.Matcher;
-
-import javax.xml.bind.JAXBContext;
-import javax.xml.bind.JAXBElement;
-import javax.xml.bind.Marshaller;
-
-import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeType;
-import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeValueType;
-import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributesType;
-import oasis.names.tc.xacml._3_0.core.schema.wd_17.ObjectFactory;
-import oasis.names.tc.xacml._3_0.core.schema.wd_17.PolicySetType;
-import oasis.names.tc.xacml._3_0.core.schema.wd_17.PolicyType;
-import oasis.names.tc.xacml._3_0.core.schema.wd_17.RequestType;
-
-import org.apache.commons.cli.CommandLine;
-import org.apache.commons.cli.GnuParser;
-import org.apache.commons.cli.Option;
-import org.apache.commons.cli.ParseException;
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-
-import com.att.research.xacml.api.AttributeValue;
-import com.att.research.xacml.api.DataType;
-import com.att.research.xacml.api.DataTypeException;
-import com.att.research.xacml.api.DataTypeFactory;
-import com.att.research.xacml.api.Identifier;
-import com.att.research.xacml.api.XACML3;
-import com.att.research.xacml.std.IdentifierImpl;
-import com.att.research.xacml.util.FactoryException;
-import com.att.research.xacml.util.XACMLObjectCopy;
-import com.att.research.xacml.util.XACMLPolicyAggregator;
-import com.att.research.xacml.util.XACMLPolicyScanner;
-import com.att.research.xacml.util.XACMLProperties;
-
-/**
- * This class reads the policy in and extracts all the attributes and their values that is contained
- * in the Policy. It then generates a request every single combination of attributes found.
- * 
- * The attributes mostly come from the Target Match elements, since they have both an attribute designator/selector
- * matched with an attribute value.
- * 
- *
- */
-public class TestPolicy extends TestBase {
-	private static Log logger	= LogFactory.getLog(TestPolicy.class);
-
-	private boolean skip;
-	private Path policy;
-	private XACMLPolicyAggregator aggregator = new XACMLPolicyAggregator();
-	private long index;
-	
-	//
-	// Our command line parameters
-	//
-	public static final String OPTION_POLICY = "policy";
-	public static final String OPTION_SKIP_GENERATE = "skip";
-
-	static {
-		options.addOption(new Option(OPTION_POLICY, true, "Path to the policy file."));
-		options.addOption(new Option(OPTION_SKIP_GENERATE, false, "Skip generating requests."));
-	}
-	
-	public class FlattenerObject {
-		Identifier category;
-		Identifier datatype;
-		Identifier attribute;
-		Set<AttributeValue<?>> values;
-	}
-	
-	/**
-	 * This application exercises a policy by producing ALL the possible request combinations for a policy.
-	 * 
-	 * -policy Path to a policy file
-	 * 
-	 * @param args
-	 * @throws HelpException 
-	 * @throws ParseException 
-	 * @throws MalformedURLException 
-	 */
-
-	public TestPolicy(String[] args) throws MalformedURLException, ParseException, HelpException {
-		super(args);
-	}
-
-	/* 
-	 * Look for the -policy command line argument. This application needs a pointer to a specific policy
-	 * in order to run.
-	 * 
-	 * 
-	 * (non-Javadoc)
-	 * @see com.att.research.xacmlatt.pdp.test.TestBase#parseCommands(java.lang.String[])
-	 */
-	@Override
-	protected void parseCommands(String[] args) throws ParseException, MalformedURLException, HelpException {
-		//
-		// Have our super do its job
-		//
-		super.parseCommands(args);
-		//
-		// Look for the policy option
-		//
-		CommandLine cl;
-		cl = new GnuParser().parse(options, args);
-		if (cl.hasOption(OPTION_POLICY)) {
-			this.policy = Paths.get(cl.getOptionValue(OPTION_POLICY));
-			//
-			// Ensure it exists
-			//
-			if (Files.notExists(this.policy)) {
-				throw new ParseException("Policy file does not exist.");
-			}
-		} else {
-			throw new ParseException("You need to specify the policy file to be used.");
-		}
-		if (cl.hasOption(OPTION_SKIP_GENERATE)) {
-			this.skip = true;
-		} else {
-			this.skip = false;
-		}
-	}
-
-	/* 
-	 * We override this method because here is where we want to scan the policy and aggregate all
-	 * the attributes that are defined within the policy. This routine will then dump all the possible
-	 * requests into the requests sub-directory. Thus, when this method returns the TestBase can proceed
-	 * to iterate each generated request and run it against the PDP engine.
-	 * 
-	 * (non-Javadoc)
-	 * @see com.att.research.xacmlatt.pdp.test.TestBase#configure()
-	 */
-	@Override
-	protected void configure() throws FactoryException {
-		//
-		// Have our base class do its thing
-		//
-		super.configure();
-		//
-		// Setup where the PDP can find the policy
-		//
-		System.setProperty(XACMLProperties.PROP_ROOTPOLICIES, "policy");
-		System.setProperty("policy.file", this.policy.toString());
-		//
-		// Determine if they want us to skip generation. This helps when a huge number of
-		// requests will get generated for a policy and can take some time to do so. The user
-		// can generate the requests once and then start testing a policy against the requests. Thus,
-		// the attributes never changed but the policy logic did (saves time).
-		//
-		if (this.skip) {
-			return;
-		}
-		//
-		// Now we will scan the policy and get all the attributes.
-		//
-		XACMLPolicyScanner scanner = new XACMLPolicyScanner(this.policy, this.aggregator);
-		//
-		// The scanner returns us a policy object
-		//
-		Object policyObject = scanner.scan();
-		//
-		// Just dump some info
-		//
-		if (policyObject instanceof PolicySetType) {
-			logger.info("Creating requests for policyset: " + ((PolicySetType)policyObject).getDescription());
-		} else if (policyObject instanceof PolicyType) {
-			logger.info("Creating requests for policy: " + ((PolicyType)policyObject).getDescription());
-		}
-		//
-		// Call the function to create the requests
-		//
-		if (policyObject != null) {
-			this.createRequests();
-		}
-
-		logger.info("Completed Generating requests.");
-	}
-
-	@SuppressWarnings("unchecked")
-	protected void createRequests() {
-		//
-		// Clear out our request directory
-		//
-		this.removeRequests();
-		//
-		// Get our map
-		//
-		Map<Identifier, Map<Identifier, Map<Identifier, Set<AttributeValue<?>>>>> attributeMap = this.aggregator.getAttributeMap();
-		//
-		// We're going to create an initial flat list of requests for each unique attribute ID. Unique being the
-		// category, datatype and attribute id.
-		//
-		// By flattening the list, it makes it easier to then generate all the combinations of possible requests.
-		//
-		List<FlattenerObject> attributes = new ArrayList<FlattenerObject>();
-		//
-		// Iterate through all the maps, we are going to flatten it
-		// out into an array list.
-		//
-		for (Map.Entry<Identifier, Map<Identifier, Map<Identifier, Set<AttributeValue<?>>>>> categoryEntry : attributeMap.entrySet()) {
-			String category = categoryEntry.getKey().toString();
-			if (logger.isDebugEnabled()) {
-				logger.debug("Category: " + category);
-			}
-			Map<Identifier, Map<Identifier, Set<AttributeValue<?>>>> datatypeMap = categoryEntry.getValue();
-			for (Map.Entry<Identifier, Map<Identifier, Set<AttributeValue<?>>>> datatypeEntry : datatypeMap.entrySet()) {
-				String datatype = datatypeEntry.getKey().toString();
-				if (logger.isDebugEnabled()) {
-					logger.debug("\tData Type: " + datatype);
-				}
-				Map<Identifier, Set<AttributeValue<?>>> attributeIDMap = datatypeEntry.getValue();
-				for (Map.Entry<Identifier, Set<AttributeValue<?>>> attributeIDEntry : attributeIDMap.entrySet()) {
-					String attributeID = attributeIDEntry.getKey().toString();
-					if (logger.isDebugEnabled()) {
-						logger.debug("\t\tAttribute ID: " + attributeID);
-					}
-					Set<AttributeValue<?>> attributeValueSet = attributeIDEntry.getValue();
-					//
-					// Sanity check to see if there are any values. Sometimes there isn't if an attribute
-					// is a designator that is part of a condition or variable.
-					//
-					if (attributeValueSet.isEmpty()) {
-						if (logger.isDebugEnabled()) {
-							logger.debug("No values for attribute " + attributeIDEntry.getKey().stringValue());
-						}
-						//
-						// Check for the boolean datatype, in that case we can safely
-						// assume the true/false are ALL the possible values.
-						//
-						if (datatypeEntry.getKey().equals(XACML3.ID_DATATYPE_BOOLEAN) == false) {
-							//
-							// Not boolean, so skip it
-							//
-							continue;
-						}
-						if (logger.isDebugEnabled()) {
-							logger.debug("No values but its a boolean datatype, we will include it anyway.");
-						}
-					}
-					//
-					// Create our flattener object
-					//
-					FlattenerObject flat = new FlattenerObject();
-					flat.category = categoryEntry.getKey();
-					flat.datatype = datatypeEntry.getKey();
-					flat.attribute = attributeIDEntry.getKey();
-					flat.values = new HashSet<AttributeValue<?>>();
-					if (datatypeEntry.getKey().equals(XACML3.ID_DATATYPE_BOOLEAN)) {
-						//
-						// There are only 2 possible values, true or false
-						//
-						flat.values.add(this.createAttributeValue(flat.datatype, true));
-						flat.values.add(this.createAttributeValue(flat.datatype, false));
-					} else {
-						flat.values.addAll(attributeValueSet);
-					}
-					attributes.add(flat);
-				}
-			}
-		}
-		if (attributes.size() <= 1) {
-			//
-			// Only one attribute, why bother
-			//
-			logger.info("Not enough attributes in policy: " + attributes.size());
-			return;
-		}
-		/*
-		 * PLD work more on this later. This combinatorial formula is only accurate if each
-		 * attribute has one value.
-		 * 
-		 */
-		if (logger.isDebugEnabled()) {
-			//
-			// This isn't really accurate, if an attribute has more than one value
-			//
-			logger.debug(attributes.size() + " will generate " + computePossibleCombinations(attributes.size()));
-		}
-		this.index = 1;
-		for (int i = 0; i < attributes.size(); i++) {
-			FlattenerObject flat = attributes.get(i);
-			for (AttributeValue<?> value : flat.values) {
-				//
-				// Create a basic request object for just that attribute value.
-				//
-				RequestType request = new RequestType();
-				//
-				AttributesType attrs = new AttributesType();
-				attrs.setCategory(flat.category.stringValue());
-				request.getAttributes().add(attrs);
-				//
-				AttributeType attr = new AttributeType();
-				attr.setAttributeId(flat.attribute.stringValue());
-				attrs.getAttribute().add(attr);
-				//
-				AttributeValueType val = new AttributeValueType();
-				val.setDataType(flat.datatype.stringValue());
-				if (value.getValue() instanceof Collection) {
-					val.getContent().addAll((Collection<? extends Object>) value.getValue());
-				} else {
-					val.getContent().add(value.getValue().toString());
-				}
-				//
-				attr.getAttributeValue().add(val);
-				//
-				// Dump it out
-				//
-				this.writeRequest(request);
-				//
-				// Initiate recursive call to add other attributes to the request
-				//
-				this.recursivelyGenerateRequests(request, i + 1, attributes);
-			}
-		}
-	}
-	
-	protected void recursivelyGenerateRequests(RequestType request, int i, List<FlattenerObject> attributes) {
-		if (logger.isTraceEnabled()) {
-			logger.trace("recursiveGenerate index: " + index + " i: " + i);
-		}
-		for ( ; i < attributes.size(); i++) {
-			FlattenerObject flat = attributes.get(i);
-			for (AttributeValue<?> value : flat.values) {
-				//
-				// Make a copy of the request
-				//
-				RequestType copyRequest = XACMLObjectCopy.deepCopy(request);
-				//
-				// Create the value object
-				//
-				AttributeValueType newValue = new AttributeValueType();
-				newValue.setDataType(flat.datatype.stringValue());
-				if (value.getValue() instanceof Collection) {
-					for (Object v : (Collection<?>) value.getValue()) {
-						newValue.getContent().add(v.toString());
-					}
-				} else {
-					newValue.getContent().add(value.getValue().toString());
-				}
-				//
-				// Add the value to the request
-				//
-				this.addAttribute(copyRequest, flat.category.stringValue(), flat.attribute.stringValue(), newValue);
-				//
-				// Now write it out
-				//
-				this.writeRequest(copyRequest);
-				//
-				// Recursively go through the rest of the attributes
-				//
-				this.recursivelyGenerateRequests(copyRequest, i + 1, attributes);
-			}
-		}
-	}
-	
-	public static long	computePossibleCombinations(long numberOfAttributes) {
-		long num = 0;
-		for (long i = numberOfAttributes; i > 0; i--) {
-			num += computeCombinations(numberOfAttributes, i);
-		}
-		return num;
-	}
-	
-	public static long	computeFactorial(long n) {
-		long fact = 1;
-		for (long i = 1; i <= n; i++) {
-			fact *= i;
-		}
-		return fact;
-	}
-
-	public static long	computePermutationsWithoutRepetition(long n, long r) {
-		//
-		//      n!
-		//	---------
-		//   (n - r)!
-		//
-		long nPrime = 1;
-		long n_rPrime = 1;
-		for (long i = n; i > 1; i--) {
-			nPrime *= i; 
-		}
-		
-		for (long i = (n - r); i > 1; i--) {
-			n_rPrime *= i; 
-		}
-		return nPrime / n_rPrime;
-	}
-	
-	public static long	computeCombinations(long n, long r) {
-		//
-		//		 n!
-		//	-----------
-		//  r! * (n-r)!
-		//
-		long nPrime = 1;
-		long rPrime = 1;
-		long n_rPrime = 1;
-		
-		for (long i = n; i > 1; i--) {
-			nPrime *= i; 
-		}
-		
-		for (long i = r; i > 1; i--) {
-			rPrime *= i; 
-		}
-		
-		for (long i = (n - r); i > 1; i--) {
-			n_rPrime *= i; 
-		}
-		
-		return nPrime / (rPrime * n_rPrime);
-	}
-
-	protected Set<AttributeValue<?>> getAttributeValues(RequestType request) {
-		//
-		// Get our map
-		//
-		Map<Identifier, Map<Identifier, Map<Identifier, Set<AttributeValue<?>>>>> attributeMap = this.aggregator.getAttributeMap();
-		//
-		// Find the attribute
-		//
-		AttributesType attrs = request.getAttributes().get(0);
-		Map<Identifier, Map<Identifier, Set<AttributeValue<?>>>> categoryMap = attributeMap.get(new IdentifierImpl(attrs.getCategory()));
-		if (categoryMap != null) {
-			AttributeType a = attrs.getAttribute().get(0);
-			Map<Identifier, Set<AttributeValue<?>>> datatypeMap = categoryMap.get(new IdentifierImpl(a.getAttributeValue().get(0).getDataType()));
-			if (datatypeMap != null) {
-				Set<AttributeValue<?>> values = datatypeMap.get(new IdentifierImpl(a.getAttributeId()));
-				if (values != null) {
-					return values;
-				}
-			}
-		}
-		return Collections.emptySet();
-	}
-	
-	protected AttributeValue<?> createAttributeValue(Identifier datatype, Object value) {
-		DataTypeFactory dataTypeFactory		= null;
-		try {
-			dataTypeFactory	= DataTypeFactory.newInstance();
-			if (dataTypeFactory == null) {
-				logger.error("Could not create data type factory");
-				return null;
-			}
-		} catch (FactoryException e) {
-			logger.error("Can't get Data type Factory: " + e.getLocalizedMessage());
-			return null;
-		}		
-		DataType<?> dataTypeExtended	= dataTypeFactory.getDataType(datatype);
-		if (dataTypeExtended == null) {
-			logger.error("Unknown datatype: " + datatype);
-			return null;
-		}
-		try {
-			return dataTypeExtended.createAttributeValue(value);
-		} catch (DataTypeException e) {
-			logger.error(e);
-		}
-		return null;
-	}
-	
-	protected void removeRequests() {
-		//
-		// Delete any existing request files that we generate. i.e. Have the Unknown in the file name.
-		//
-		try {
-			Files.walkFileTree(Paths.get(this.directory.toString(), "requests"), new SimpleFileVisitor<Path>() {
-
-				@Override
-				public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
-					//
-					// Sanity check the file name
-					//
-					Matcher matcher = pattern.matcher(file.getFileName().toString());
-					if (matcher.matches()) {
-						try {
-							//
-							// Pull what this request is supposed to be
-							//
-							String group = null;
-							int count = matcher.groupCount();
-							if (count >= 1) {
-								group = matcher.group(count-1);
-							}
-							//
-							// Send it
-							//
-							if (group.equals("Unknown")) {
-								//
-								// Remove the file
-								//
-								Files.delete(file);
-							}
-						} catch (Exception e) {
-							logger.error(e);
-							logger.error("Exception Occured"+e);
-						}
-					}
-					return super.visitFile(file, attrs);
-				}				
-			});
-		} catch (IOException e) {
-			logger.error("Failed to removeRequests from " + this.directory + " " + e);
-		}
-	}
-
-	protected void addRequests(RequestType request, List<RequestType> requests, int index) {
-		for (RequestType req : requests) {
-			//
-			// There really should only be one attribute
-			//
-			for (AttributesType attrs : req.getAttributes()) {
-				for (AttributeType attr : attrs.getAttribute()) {
-					for (AttributeValueType value : attr.getAttributeValue()) {
-						if (this.addAttribute(request, attrs.getCategory(), attr.getAttributeId(), value)) {
-							this.writeRequest(request);
-						}
-					}
-				}
-			}
-		}
-	}
-
-	/**
-	 * Writes the request into the "requests" sub-directory, relative to the value of the "directory" setup
-	 * during initialization.
-	 * 
-	 * Writing the requests out allows one to go back and easily refer to the request when analyzing the responses
-	 * generated after the PDP decide() call. Also, one can then use the generated requests into any test tools
-	 * they wish to build.
-	 * 
-	 * @param request - The request to be written.
-	 */
-	protected void writeRequest(RequestType request) {
-		if (logger.isTraceEnabled()) {
-			logger.trace("writeRequest: " + index);
-		}
-		try {
-			ObjectFactory of = new ObjectFactory();
-			JAXBElement<RequestType> requestElement = of.createRequest(request);
-			JAXBContext context = JAXBContext.newInstance(RequestType.class);
-			Marshaller m = context.createMarshaller();
-			m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);
-			Path outFile = Paths.get(this.directory, "requests", String.format("Request.%06d.Unknown.xml", this.index));
-			m.marshal(requestElement, outFile.toFile());
-		} catch (Exception e) {
-			logger.error("Failed to write request: " + e.getMessage());
-		}
-		this.index++;
-	}
-
-	protected boolean	addAttribute(RequestType request, String category, String id, AttributeValueType value) {
-		//
-		// See if the category exists
-		//
-		for (AttributesType attrs : request.getAttributes()) {
-			if (attrs.getCategory().equals(category)) {
-				//
-				// It does have the category. But does it have the attribute ID?
-				//
-				for (AttributeType attr : attrs.getAttribute()) {
-					if (attr.getAttributeId().equals(id)) {
-						//
-						// Yes, check for the same datatype
-						//
-						for (AttributeValueType val : attr.getAttributeValue()) {
-							if (val.getDataType().equals(value.getDataType())) {
-								//
-								// We have something already there
-								//
-								return false;
-							}
-						}
-						//
-						// The ID exists, but not the datatype
-						//
-						attr.getAttributeValue().add(value);
-						return true;
-					}
-				}
-				//
-				// If we get here, the ID does not exist
-				//
-				AttributeType attr = new AttributeType();
-				attr.setAttributeId(id);
-				attr.getAttributeValue().add(value);
-				attrs.getAttribute().add(attr);
-				return true;
-			}
-		}
-		//
-		// If we get here, the category does not exist. So add it in.
-		//
-		AttributesType attrs = new AttributesType();
-		attrs.setCategory(category);
-		AttributeType attr = new AttributeType();
-		attr.setAttributeId(id);
-		attr.getAttributeValue().add(value);
-		attrs.getAttribute().add(attr);
-		request.getAttributes().add(attrs);
-		return true;
-	}
-
-	public static void main(String[] args) {
-		try {
-			new TestPolicy(args).run();
-		} catch (ParseException | IOException | FactoryException e) {
-			logger.error(e);
-		} catch (HelpException e) {
-		}
-	}
-
-	/*
-	// Map<CATEGORY, MAP<DATATYPE, MAP<ATTRIBUTEID, SET<VALUES>>>
-	@SuppressWarnings("unchecked")
-	private void generateRequests(Map<Identifier, Map<Identifier, Map<Identifier, Set<AttributeValue<?>>>>> categoryMap) {
-		meta = new ArrayList<>();
-		
-		for (Map.Entry<Identifier, Map<Identifier, Map<Identifier, Set<AttributeValue<?>>>>> categoryEntry : categoryMap.entrySet()) {
-			String category = categoryEntry.getKey().toString();
-			logger.debug("Category: " + category);
-			Map<Identifier, Map<Identifier, Set<AttributeValue<?>>>> datatypeMap = categoryEntry.getValue();
-			for (Map.Entry<Identifier, Map<Identifier, Set<AttributeValue<?>>>> datatypeEntry : datatypeMap.entrySet()) {
-				String datatype = datatypeEntry.getKey().toString();
-				logger.debug("\tData Type: " + datatype);
-				Map<Identifier, Set<AttributeValue<?>>> attributeIDMap = datatypeEntry.getValue();
-				for (Map.Entry<Identifier, Set<AttributeValue<?>>> attributeIDEntry : attributeIDMap.entrySet()) {
-					String attributeID = attributeIDEntry.getKey().toString();
-					logger.debug("\t\tAttribute ID: " + attributeID);
-					Set<AttributeValue<?>> attributeValueSet = attributeIDEntry.getValue();
-					for (AttributeValue<?> value : attributeValueSet) {
-						logger.debug("\t\t\tAttribute Value: " + value);						
-					}
-					Iterator<AttributeValue<?>> iterator = attributeValueSet.iterator();
-					logger.debug("\t\t\t# of Attribute values: " + attributeValueSet.size());
-					meta.add(new Object[] {category, datatype, attributeID, iterator.next(), iterator, attributeValueSet});
-				}
-			}
-		}
-		
-		int count = 0;
-		for (File file : output.toFile().listFiles()) {
-			file.delete();
-		}
-			
-		do {
-			RequestType request = new RequestType();
-			request.setCombinedDecision(false);
-			request.setReturnPolicyIdList(false);
-			List<AttributesType> attributesList = request.getAttributes();
-			
-			Map<String, AttributesType> category2Attribute= new HashMap<>();
-			for (int i = 0; i < meta.size(); i++) {
-				Object[] record = meta.get(i);
-				
-				AttributesType attributes = null;
-				if (category2Attribute.containsKey(record[0].toString()))
-					attributes = category2Attribute.get(record[0].toString());
-				else {
-					attributes = new AttributesType();
-					attributes.setCategory(record[0].toString());
-					category2Attribute.put(record[0].toString(), attributes);
-					attributesList.add(attributes);				
-				}
-//				attributes.setId(record[2].toString());
-				List<AttributeType> attrList = attributes.getAttribute();
-				
-				AttributeType attribute = new AttributeType();
-				attribute.setAttributeId(record[2].toString());
-				List<AttributeValueType> valueList = attribute.getAttributeValue();
-
-				AttributeValue<?> attributeValue = (AttributeValue<?>) record[3];
-
-				AttributeValueType value = new AttributeValueType();
-				value.setDataType(attributeValue.getDataTypeId().toString());
-				List<Object> content = value.getContent();
-				content.addAll((Collection<? extends Object>) attributeValue.getValue());
-				valueList.add(value);
-
-				attrList.add(attribute);
-			}
-			
-			try {
-				ObjectFactory of = new ObjectFactory();
-				JAXBElement<RequestType> requestElement = of.createRequest(request);
-				JAXBContext context = JAXBContext.newInstance(RequestType.class);
-				Marshaller m = context.createMarshaller();
-				m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);
-				m.marshal(requestElement, output.resolve("request" + count + ".xml").toFile());
-				
-//				if (count == 0) {//Just send the first request to the engine
-					StringWriter sw = new StringWriter();
-					m.marshal(requestElement, sw);
-					logger.info(sw.toString());
-					EngineCaller engine = new LocalEngineCaller();
-					if (engine.startEngine("")) {
-						String response = engine.decide(sw.toString(), "xml");
-						FileWriter writer = new FileWriter(output.resolve("response" + count + ".xml").toFile());
-						writer.write(response);
-						writer.close();
-						logger.info("Response received: \n" + response);					
-					}
-//				}
-			} catch (Exception e) {
-				logger.error("Exception Occured"+e);
-			}
-			
-			count++;
-		} while (hasNextRequest());
-			
-		logger.info("# of requests generated: " + count);
-	}
-	
-	private boolean hasNextRequest() {
-		int i = meta.size() - 1;
-		Object[] record = meta.get(i);
-		
-		@SuppressWarnings("unchecked")
-		Iterator<AttributeValue<?>> iterator = (Iterator<AttributeValue<?>>) record[4];
-		if (iterator.hasNext()) {
-			record[3] = iterator.next();
-		} else {
-			return recycleAttributeValue(i);
-		}
-		
-		return true;
-	}
-	
-	@SuppressWarnings("unchecked")
-	private boolean recycleAttributeValue(int position) {
-		boolean rc = true;
-		
-		if (position == 0)
-			return false;
-		
-		Object[] record = meta.get(position);
-		Set<AttributeValue<?>> attributeValueSet = (Set<AttributeValue<?>>) record[5];
-		Iterator<AttributeValue<?>> newIt = attributeValueSet.iterator();
-		record[4] = newIt;
-		record[3] = newIt.next();
-		int i = position - 1;
-		Object[] previous = meta.get(i);
-		Iterator<AttributeValue<?>> preIt = (Iterator<AttributeValue<?>>) previous[4];
-		if (preIt.hasNext()) {
-			previous[3] = preIt.next();
-		} else {
-			rc = recycleAttributeValue(i);
-		}
-		
-		return rc;
-	}
-	
-	*/
-	
-}
-