diff options
Diffstat (limited to 'env/src/main/java/com/att/inno/env/BaseDataFactory.java')
| -rw-r--r-- | env/src/main/java/com/att/inno/env/BaseDataFactory.java | 463 |
1 files changed, 463 insertions, 0 deletions
diff --git a/env/src/main/java/com/att/inno/env/BaseDataFactory.java b/env/src/main/java/com/att/inno/env/BaseDataFactory.java new file mode 100644 index 0000000..3947441 --- /dev/null +++ b/env/src/main/java/com/att/inno/env/BaseDataFactory.java @@ -0,0 +1,463 @@ +/*******************************************************************************
+ * ============LICENSE_START====================================================
+ * * org.onap.aai
+ * * ===========================================================================
+ * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+ * * Copyright © 2017 Amdocs
+ * * ===========================================================================
+ * * 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====================================================
+ * *
+ * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * *
+ ******************************************************************************/
+package com.att.inno.env;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+
+import javax.xml.XMLConstants;
+import javax.xml.bind.annotation.XmlRootElement;
+import javax.xml.bind.annotation.XmlSchema;
+import javax.xml.namespace.QName;
+import javax.xml.transform.Source;
+import javax.xml.transform.stream.StreamSource;
+import javax.xml.validation.Schema;
+import javax.xml.validation.SchemaFactory;
+
+import org.xml.sax.SAXException;
+
+import com.att.inno.env.impl.EnvFactory;
+
+
+
+/**
+ * DataFactory Constructor will create the Stringifiers and Objectifiers necessary
+ * by Type and store the Class of the Type for quick creation of Data Objects
+ * with reused (and thread safe) components
+ * s
+ * Native Types are included.
+ * Those types covered by Env Implementation are covered dynamically.
+ * Types outside of Env mechanism can be added with "add" function
+ *
+ *
+ * @param <T>
+ */
+public class BaseDataFactory {
+
+ /**
+ * Generate a Schema Object for use in validation based on FileNames.
+ *
+ * WARNING: The java.xml.binding code requires YOU to figure out what order the
+ * files go in. If there is an import from A in B, then you must list A first.
+ *
+ * @param err
+ * @param filenames
+ * @return
+ * @throws APIException
+ */
+ public static Schema genSchema(Store env, String ... filenames) throws APIException {
+ String schemaDir = env.get(
+ env.staticSlot(EnvFactory.SCHEMA_DIR),
+ EnvFactory.DEFAULT_SCHEMA_DIR);
+ File dir = new File(schemaDir);
+ if(!dir.exists())throw new APIException("Schema Directory " + schemaDir + " does not exist. You can set this with " + EnvFactory.SCHEMA_DIR + " property");
+ FileInputStream[] fis = new FileInputStream[filenames.length];
+ Source[] sources = new Source[filenames.length];
+ File f;
+ for(int i=0; i<filenames.length; ++i) {
+ if(!(f=new File(schemaDir + File.separatorChar + filenames[i])).exists()) {
+ if(!f.exists()) throw new APIException("Cannot find " + f.getName() + " for schema validation");
+ }
+ try {
+ fis[i]=new FileInputStream(f);
+ } catch (FileNotFoundException e) {
+ throw new APIException(e);
+ }
+ sources[i]= new StreamSource(fis[i]);
+ }
+ try {
+ //Note: SchemaFactory is not reentrant or very thread safe either... see docs
+ synchronized(XMLConstants.W3C_XML_SCHEMA_NS_URI) { // SchemaFactory is not reentrant
+ return SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI)
+ .newSchema(sources);
+ }
+ } catch (SAXException e) {
+ throw new APIException(e);
+ } finally {
+ for(FileInputStream d : fis) {
+ try {
+ d.close();
+ } catch (IOException e) {
+ // Never mind... we did our best
+ }
+ }
+ }
+
+ }
+
+ public static QName getQName(Class<?> clss) throws APIException {
+ // Obtain the Necessary info for QName from Requirement
+ XmlRootElement xre = clss.getAnnotation(XmlRootElement.class);
+ if(xre==null)throw new APIException(clss.getName() + " does not have an XmlRootElement annotation");
+ Package pkg = clss.getPackage();
+ XmlSchema xs = pkg.getAnnotation(XmlSchema.class);
+ if(xs==null) throw new APIException(clss.getName() + " package-info does not have an XmlSchema annotation");
+ return new QName(xs.namespace(),xre.name());
+ }
+
+ /////////////////////////////////////////////
+ // Native Type Converters
+ /////////////////////////////////////////////
+// /**
+// * StringStringifier
+// *
+// * Support the Native Type String.. just return it back
+// *
+// *
+// */
+// public static class StringStringifier extends NullLifeCycle implements Stringifier<String> {
+// /* (non-Javadoc)
+// * @see com.att.env.Stringifier#stringify(com.att.env.Env, java.lang.Object)
+// */
+// public String stringify(Env env, String input) throws APIException {
+// return input;
+// }
+// };
+//
+// /**
+// * StringObjectifier
+// *
+// * Support the Native Type String.. just return it back
+// *
+// *
+// */
+// public static class StringObjectifier extends NullLifeCycle implements Objectifier<String> {
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#objectify(com.att.env.Env, java.lang.String)
+// */
+// public String objectify(Env env, String input) throws APIException {
+// return input;
+// }
+//
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#newObject()
+// */
+// public String newInstance() throws APIException {
+// return "";
+// }
+// };
+//
+// /**
+// * LongStringifier
+// *
+// * Support the Native Type Long.. use Long parse functions
+// *
+// *
+// */
+// public static class LongStringifier extends NullLifeCycle implements Stringifier<Long> {
+// public String stringify(Env env, Long input) throws APIException {
+// return input.toString();
+// }
+// }
+//
+// /**
+// * LongObjectifier
+// *
+// * Support the Native Type Long.. use Long parse functions
+// *
+// *
+// */
+// public static class LongObjectifier extends NullLifeCycle implements Objectifier<Long> {
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#objectify(com.att.env.Env, java.lang.String)
+// */
+// public Long objectify(Env env, String input) throws APIException {
+// try {
+// return new Long(input);
+// } catch (Exception e) {
+// APIException ae = new APIException("Cannot create a \"Long\" from [" + input + ']');
+// ae.initCause(e);
+// throw ae;
+// }
+// }
+//
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#newObject()
+// */
+// public Long newInstance() throws APIException {
+// return 0L;
+// }
+// }
+//
+// /**
+// * IntegerStringifier
+// *
+// * Support the Native Integer.. use Integer parse functions
+// *
+// *
+// */
+// public static class IntegerStringifier extends NullLifeCycle implements Stringifier<Integer> {
+// /* (non-Javadoc)
+// * @see com.att.env.Stringifier#stringify(com.att.env.Env, java.lang.Object)
+// */
+// public String stringify(Env env, Integer input) throws APIException {
+// return input.toString();
+// }
+// }
+//
+// /**
+// * IntegerObjectifier
+// *
+// * Support the Native Integer.. use Integer parse functions
+// *
+// *
+// */
+// public static class IntegerObjectifier extends NullLifeCycle implements Objectifier<Integer> {
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#objectify(com.att.env.Env, java.lang.String)
+// */
+// public Integer objectify(Env env, String input) throws APIException {
+// try {
+// return new Integer(input);
+// } catch (Exception e) {
+// APIException ae = new APIException("Cannot create a \"Integer\" from [" + input + ']');
+// ae.initCause(e);
+// throw ae;
+// }
+// }
+//
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#newObject()
+// */
+// public Integer newInstance() throws APIException {
+// return 0;
+// }
+// }
+//
+// /**
+// * ShortStringifier
+// *
+// * Support the Native Short.. use Short parse functions
+// *
+// *
+// */
+// public static class ShortStringifier extends NullLifeCycle implements Stringifier<Short> {
+// public String stringify(Env env, Short input) throws APIException {
+// return input.toString();
+// }
+// }
+//
+// /**
+// * ShortObjectifier
+// *
+// * Support the Native Short.. use Short parse functions
+// *
+// *
+// */
+// public static class ShortObjectifier extends NullLifeCycle implements Objectifier<Short> {
+// public Short objectify(Env env, String input) throws APIException {
+// try {
+// return new Short(input);
+// } catch (Exception e) {
+// APIException ae = new APIException("Cannot create a \"Short\" from [" + input + ']');
+// ae.initCause(e);
+// throw ae;
+// }
+// }
+//
+// public Short newInstance() throws APIException {
+// return 0;
+// }
+// }
+//
+// /**
+// * ByteStringifier
+// *
+// * Support the Native Byte.. use Byte parse functions
+// *
+// *
+// */
+// public static class ByteStringifier extends NullLifeCycle implements Stringifier<Byte> {
+// /* (non-Javadoc)
+// * @see com.att.env.Stringifier#stringify(com.att.env.Env, java.lang.Object)
+// */
+// public String stringify(Env env, Byte input) throws APIException {
+// return input.toString();
+// }
+// }
+//
+// /**
+// * ByteObjectifier
+// *
+// * Support the Native Byte.. use Byte parse functions
+// *
+// *
+// */
+// public static class ByteObjectifier extends NullLifeCycle implements Objectifier<Byte> {
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#objectify(com.att.env.Env, java.lang.String)
+// */
+// public Byte objectify(Env env, String input) throws APIException {
+// try {
+// return new Byte(input);
+// } catch (Exception e) {
+// APIException ae = new APIException("Cannot create a \"Byte\" from [" + input + ']');
+// ae.initCause(e);
+// throw ae;
+// }
+// }
+//
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#newObject()
+// */
+// public Byte newInstance() throws APIException {
+// return 0;
+// }
+// }
+//
+// /**
+// * CharacterStringifier
+// *
+// * Support the Native Character.. use Character parse functions
+// *
+// *
+// */
+// public static class CharacterStringifier extends NullLifeCycle implements Stringifier<Character> {
+// /* (non-Javadoc)
+// * @see com.att.env.Stringifier#stringify(com.att.env.Env, java.lang.Object)
+// */
+// public String stringify(Env env, Character input) throws APIException {
+// return input.toString();
+// }
+// }
+//
+// /**
+// * CharacterObjectifier
+// *
+// * Support the Native Character.. use Character parse functions
+// *
+// *
+// */
+// public static class CharacterObjectifier extends NullLifeCycle implements Objectifier<Character> {
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#objectify(com.att.env.Env, java.lang.String)
+// */
+// public Character objectify(Env env, String input) throws APIException {
+// int length = input.length();
+// if(length<1 || length>1) {
+// throw new APIException("String [" + input + "] does not represent a single Character");
+// }
+// return input.charAt(0);
+// }
+//
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#newObject()
+// */
+// public Character newInstance() throws APIException {
+// return 0;
+// }
+// }
+//
+// /**
+// * FloatStringifier
+// *
+// * Support the Native Float.. use Float parse functions
+// *
+// *
+// */
+// public static class FloatStringifier extends NullLifeCycle implements Stringifier<Float> {
+// /* (non-Javadoc)
+// * @see com.att.env.Stringifier#stringify(com.att.env.Env, java.lang.Object)
+// */
+// public String stringify(Env env, Float input) throws APIException {
+// return input.toString();
+// }
+// }
+//
+// /**
+// * FloatObjectifier
+// *
+// * Support the Native Float.. use Float parse functions
+// *
+// *
+// */
+// public static class FloatObjectifier extends NullLifeCycle implements Objectifier<Float> {
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#objectify(com.att.env.Env, java.lang.String)
+// */
+// public Float objectify(Env env, String input) throws APIException {
+// try {
+// return new Float(input);
+// } catch (Exception e) {
+// APIException ae = new APIException("Cannot create a \"Float\" from [" + input + ']');
+// ae.initCause(e);
+// throw ae;
+// }
+// }
+//
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#newObject()
+// */
+// public Float newInstance() throws APIException {
+// return 0.0f;
+// }
+// }
+//
+// /**
+// * DoubleStringifier
+// *
+// * Support the Native Double.. use Double parse functions
+// *
+// */
+// public static class DoubleStringifier extends NullLifeCycle implements Stringifier<Double> {
+// /* (non-Javadoc)
+// * @see com.att.env.Stringifier#stringify(com.att.env.Env, java.lang.Object)
+// */
+// public String stringify(Env env, Double input) throws APIException {
+// return input.toString();
+// }
+// }
+//
+// /**
+// * DoubleObjectifier
+// *
+// * Support the Native Double.. use Double parse functions
+// *
+// *
+// */
+// public static class DoubleObjectifier extends NullLifeCycle implements Objectifier<Double> {
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#objectify(com.att.env.Env, java.lang.String)
+// */
+// public Double objectify(Env env, String input) throws APIException {
+// try {
+// return new Double(input);
+// } catch (Exception e) {
+// APIException ae = new APIException("Cannot create a \"Double\" from [" + input + ']');
+// ae.initCause(e);
+// throw ae;
+// }
+// }
+//
+// /* (non-Javadoc)
+// * @see com.att.env.Objectifier#newObject()
+// */
+// public Double newInstance() throws APIException {
+// return 0.0;
+// }
+// }
+
+}
|