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diff --git a/sdo-java/branches/sdo-1.1.1-incubating/java5tools/src/main/java/org/apache/tuscany/sdo/generate/Interface2JavaGenerator.java b/sdo-java/branches/sdo-1.1.1-incubating/java5tools/src/main/java/org/apache/tuscany/sdo/generate/Interface2JavaGenerator.java
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+/**
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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.
+ */
+package org.apache.tuscany.sdo.generate;
+
+import java.lang.reflect.Method;
+import java.lang.reflect.ParameterizedType;
+import java.lang.reflect.Type;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.tuscany.sdo.util.DataObjectUtil;
+import org.eclipse.emf.ecore.EAttribute;
+import org.eclipse.emf.ecore.EClass;
+import org.eclipse.emf.ecore.EDataType;
+import org.eclipse.emf.ecore.EPackage;
+import org.eclipse.emf.ecore.EReference;
+import org.eclipse.emf.ecore.EcoreFactory;
+import org.eclipse.emf.ecore.impl.EPackageRegistryImpl;
+
+import commonj.sdo.helper.TypeHelper;
+
+public class Interface2JavaGenerator extends JavaGenerator
+{
+ /**
+ * Generate static SDOs from Java interfaces
+ *
+ * Usage arguments: see JavaGenerator
+ *
+ * [ -targetDirectory <target-root-directory> ]
+ * [ -javaPackage <java-package-name> ]
+ * [ -namespace <xsd-namespace> ]
+ * [ other options ... ]
+ * interface-names
+ *
+ * Options:
+ *
+ * -namespace
+ * Set the namespaceURI of the generated SDO Types to the specified value.
+ *
+ * NOTE: see the base class JavaGenerator for other options.
+ *
+ * Example:
+ *
+ * generate somepackage.InterfaceA somepackage.InterfaceB
+ *
+ */
+ public static void main(String args[])
+ {
+ try
+ {
+ JavaGenerator generator = new Interface2JavaGenerator();
+ generator.processArguments(args);
+ generator.run(args);
+ }
+ catch (IllegalArgumentException e)
+ {
+ printUsage();
+ }
+ }
+
+ protected String namespace = null;
+
+ protected int handleArgument(String args[], int index)
+ {
+ if (args[index].equalsIgnoreCase("-namespace"))
+ {
+ namespace = args[++index];
+ }
+ else
+ {
+ return super.handleArgument(args, index);
+ }
+
+ return index + 1;
+ }
+
+ protected void run(String args[])
+ {
+ List javaInterfaces=new ArrayList();
+
+ for (int index = inputIndex; index < args.length; ++index)
+ {
+ javaInterfaces.add(args[index]);
+ }
+
+ ClassLoader classLoader=JavaGenerator.class.getClassLoader();
+ generateFromJavaInterfaces(classLoader, javaInterfaces, namespace, targetDirectory, javaPackage, prefix, genOptions);
+ }
+
+ public static void generateFromJavaInterfaces(ClassLoader classLoader, List javaInterfaces, String packageURI, String targetDirectory, String javaPackage, String prefix, int genOptions)
+ {
+ try
+ {
+ // Initialize the SDO runtime
+ DataObjectUtil.initRuntime();
+ EPackage.Registry packageRegistry = new EPackageRegistryImpl(EPackage.Registry.INSTANCE);
+
+ // Create an EPackage for the generated SDO
+ if (packageURI == null)
+ packageURI = "http://" + javaPackage;
+ EPackage implEPackage = EcoreFactory.eINSTANCE.createEPackage();
+ implEPackage.setNsURI(packageURI);
+ String shortName = shortName(packageURI);
+ implEPackage.setName(shortName);
+ implEPackage.setNsPrefix(shortName.toLowerCase());
+ packageRegistry.put(packageURI, implEPackage);
+
+ // Create EClasses for all the given Java interfaces
+ Map eClasses = new HashMap();
+ for (Iterator iter = javaInterfaces.iterator(); iter.hasNext();)
+ {
+ String interfaceName = (String)iter.next();
+ Class instanceClass = Class.forName(interfaceName, true, classLoader);
+
+ EClass implEClass = EcoreFactory.eINSTANCE.createEClass();
+ String className = shortName(instanceClass.getName());
+ implEClass.setName(className);
+ implEClass.setInstanceClass(instanceClass);
+
+ eClasses.put(instanceClass, implEClass);
+ implEPackage.getEClassifiers().add(implEClass);
+ }
+
+ // Populate the EClasses with EAttributes and EReferences for their properties
+ for (Iterator iter = implEPackage.getEClassifiers().iterator(); iter.hasNext();)
+ {
+ EClass implEClass = (EClass)iter.next();
+ Class instanceClass = implEClass.getInstanceClass();
+ Method[] methods = instanceClass.getMethods();
+ for (int m = 0; m < methods.length; m++)
+ {
+ Method method = methods[m];
+ String propertyName = null;
+ if (method.getName().startsWith("get"))
+ propertyName = method.getName().substring(3);
+ else if (method.getName().startsWith("is"))
+ propertyName = method.getName().substring(2);
+
+ if (propertyName != null)
+ {
+ if (propertyName.length() > 1)
+ propertyName = propertyName.substring(0, 1).toLowerCase() + propertyName.substring(1);
+
+ Class propertyClass = method.getReturnType();
+ EClass propertyEClass = (EClass)eClasses.get(propertyClass);
+
+ if (propertyEClass != null)
+ {
+ // The property is another SDO, create an EReference to represent the property
+ EReference reference = EcoreFactory.eINSTANCE.createEReference();
+ reference.setName(propertyName);
+ reference.setContainment(true);
+ reference.setEType(propertyEClass);
+ implEClass.getEStructuralFeatures().add(reference);
+
+ }
+ else
+ {
+ // The property is a List<T> and T is an SDO, created a 0..many EReference to represent the property
+ if (propertyClass == List.class)
+ {
+ Type genericType = method.getGenericReturnType();
+ if (genericType instanceof ParameterizedType)
+ {
+ ParameterizedType parameterizedType = (ParameterizedType)genericType;
+ Type[] targs = parameterizedType.getActualTypeArguments();
+ if (targs.length != 0 && eClasses.containsKey(targs[0]))
+ {
+ propertyEClass = (EClass)eClasses.get(targs[0]);
+ if (propertyEClass != null)
+ {
+ EReference reference = EcoreFactory.eINSTANCE.createEReference();
+ reference.setName(propertyName);
+ reference.setContainment(true);
+ reference.setEType(propertyEClass);
+ reference.setUpperBound(-1);
+ implEClass.getEStructuralFeatures().add(reference);
+ }
+ }
+ }
+ continue;
+ }
+
+ // The property is a regular Java type / not an SDO, create an EAttribute to represent it
+ EAttribute attribute = EcoreFactory.eINSTANCE.createEAttribute();
+ attribute.setName(propertyName);
+ EDataType dataType = (EDataType)TypeHelper.INSTANCE.getType(propertyClass);
+ attribute.setEType(dataType);
+ implEClass.getEStructuralFeatures().add(attribute);
+ }
+ }
+ }
+ }
+
+ generatePackages(packageRegistry.values(), packageURI, shortName, targetDirectory, javaPackage, prefix, genOptions);
+ }
+ catch (ClassNotFoundException e)
+ {
+ e.printStackTrace();
+ }
+ }
+
+ protected static void printUsage()
+ {
+ System.out.println("Usage arguments:");
+ System.out.println(" [ -targetDirectory <target-root-directory> ]");
+ System.out.println(" [ -javaPackage <java-package-name> ]");
+ System.out.println(" [ -prefix <prefix-string> ]");
+ System.out.println(" [ -namespace <xsd-namespace> ]");
+ System.out.println(" [ -noInterfaces ]");
+ System.out.println(" [ -noContainment ]");
+ System.out.println(" [ -noNotification ]");
+ System.out.println(" [ -noUnsettable ]");
+ /* Future Option: System.out.println(" [ -sparsePattern | -storePattern ]"); */
+ /* Future Option: System.out.println(" [ -arrayAccessors ]"); */
+ /* Future Option: System.out.println(" [ -generateLoader ]"); */
+ System.out.println(" interface-names");
+ System.out.println("");
+ System.out.println("For example:");
+ System.out.println("");
+ System.out.println(" generate somepackage.InterfaceA somepackage.InterfaceB");
+ }
+
+} \ No newline at end of file