diff options
Diffstat (limited to 'plugins/org.eclipse.jem/mofjava/org/eclipse/jem/internal/java/adapters/JavaReflectionKey.java')
| -rw-r--r-- | plugins/org.eclipse.jem/mofjava/org/eclipse/jem/internal/java/adapters/JavaReflectionKey.java | 398 |
1 files changed, 0 insertions, 398 deletions
diff --git a/plugins/org.eclipse.jem/mofjava/org/eclipse/jem/internal/java/adapters/JavaReflectionKey.java b/plugins/org.eclipse.jem/mofjava/org/eclipse/jem/internal/java/adapters/JavaReflectionKey.java deleted file mode 100644 index 25c482ee7..000000000 --- a/plugins/org.eclipse.jem/mofjava/org/eclipse/jem/internal/java/adapters/JavaReflectionKey.java +++ /dev/null @@ -1,398 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2001, 2006 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.jem.internal.java.adapters; -/* - - - */ -import java.util.*; - -import org.eclipse.emf.ecore.*; -import org.eclipse.emf.ecore.util.EcoreUtil; - -import org.eclipse.jem.java.*; -import org.eclipse.jem.java.adapters.IJavaReflectionKey; -import org.eclipse.jem.java.adapters.IJavaReflectionKeyExtension; -import org.eclipse.jem.util.CharacterUtil; -import org.eclipse.jem.util.CharacterUtil.StringIterator; - -/** - * This key handles Java Reflection. It creates the appropriate type of entries if - * they are not already in the resource. There is an extension mechanism for other - * types of ids that are not recognized by this key. They are registered with the - * JavaXMIFactory that is used to create these keys, and the factory will pass in - * a List of these registered extension processers (IJavaReflectionKeyExtension). - * - * Creation date: (10/4/2000 8:24:36 AM) - * @author: Administrator - */ -public class JavaReflectionKey implements IJavaReflectionKey { - private static final Collection PRIMITIVES = new ArrayList(8); - - static { initializePrimitivesCollection(); } - - protected JavaXMIFactoryImpl.JavaXMIResource resource; //FB - protected List extensions; - -public JavaReflectionKey(List extensions, JavaXMIFactoryImpl.JavaXMIResource resource) { - this.extensions = extensions; - this.resource = resource; -} -//FB END - -/* - * Create an ArrayType instance in the current document - * Handles the push and pop of the current document. - */ -/* (non-Javadoc) - * @see org.eclipse.jem.internal.java.adapters.IJavaReflectionKey#createArrayType() - */ -public ArrayType createArrayType() { - return getJavaFactory().createArrayType(); -} -/* - * Create a JavaClass instance in the current document - * Handles the push and pop of the current document. - */ -/* (non-Javadoc) - * @see org.eclipse.jem.internal.java.adapters.IJavaReflectionKey#createJavaClass() - */ -public JavaClass createJavaClass() { - return getJavaFactory().createJavaClass(); -} -/** - * Create a data type and put it in the primitives resource - */ -protected EClassifier getJavaDataType(String typeName) { - JavaDataType result = getJavaFactory().createJavaDataType(); - result.setName(typeName); - // ((InternalEObject)result).eSetID(typeName); - //result.eSetUUID((UUID) null); - //result.setEPackage(getPackage()); - getPackage().getEClassifiers().add(result); - resource.setID(result, typeName); - return result; -} -/* - * Create a Field instance in the current document - * Handles the push and pop of the current document. - */ -/* (non-Javadoc) - * @see org.eclipse.jem.internal.java.adapters.IJavaReflectionKey#createJavaField() - */ -public Field createJavaField() { - return getJavaFactory().createField(); -} -/* - * Create a Method instance in the current document - * Handles the push and pop of the current document. - */ -/* (non-Javadoc) - * @see org.eclipse.jem.internal.java.adapters.IJavaReflectionKey#createJavaMethod() - */ -public Method createJavaMethod() { - return getJavaFactory().createMethod(); -} -/* - * Create a JavaParameter instance in the current document - */ -/* (non-Javadoc) - * @see org.eclipse.jem.internal.java.adapters.IJavaReflectionKey#createJavaParameter() - */ -public JavaParameter createJavaParameter() { - return getJavaFactory().createJavaParameter(); -} -//FB/** -//FB * Override to try to introspect objects -//FB * that aren't found using the default mechanism. -//FB */ -//FBpublic Object get(Object key) { -//FB Object javaObject = super.get(key); -//FB if (javaObject == null) { -//FB javaObject = getObjectFromExtensions((String) key); -//FB if (javaObject == null) -//FB javaObject = getJavaObject((String) key); -//FB } -//FB return javaObject; -//FB} - -//FB ADDED -/* (non-Javadoc) - * @see org.eclipse.jem.internal.java.adapters.IJavaReflectionKey#get(java.lang.String) - */ -public Object get(String key) { - Object javaObject = getObjectFromExtensions(key); - if (javaObject == null) - javaObject = getJavaObject(key); - return javaObject; -} -//FB END - -/* - * Instantiate the named class. - * If we make it to this point, the class has not yet been instantiated or reflected. - */ -/* (non-Javadoc) - * @see org.eclipse.jem.internal.java.adapters.IJavaReflectionKey#getArrayType(java.lang.String) - */ -public EClassifier getArrayType(String typeName) { - ArrayType arrayType = this.createArrayType(); - arrayType.setName(typeName); - // ((InternalEObject)arrayType).eSetID(typeName); - //arrayType.eSetUUID((UUID) null); - int pos = -1, braces = 0; - do { - pos = typeName.indexOf("[", pos+1);//$NON-NLS-1$ - if (pos != -1) - braces++; - } while (pos != -1); - arrayType.setArrayDimensions(braces); - //arrayType.setEPackage(getPackage()); - getPackage().getEClassifiers().add(arrayType); - resource.setID(arrayType, typeName); - return arrayType; -} -/* - * Instantiate the named class. - * If we make it to this point, teh class has not yet been instantiated or reflected. - */ -/* (non-Javadoc) - * @see org.eclipse.jem.internal.java.adapters.IJavaReflectionKey#getJavaClass(java.lang.String) - */ -public EClassifier getJavaClass(String typeName) { - JavaClass javaClass = this.createJavaClass(); - javaClass.setName(typeName); - // ((InternalEObject)javaClass).eSetID(javaClass.getName()); - //javaClass.eSetUUID((UUID) null); - // javaClass.setEPackage(getPackage()); - getPackage().getEClassifiers().add(javaClass); - resource.setID(javaClass, typeName); - return javaClass; -} -/* Get the Java Factory - */ -protected static JavaRefFactory getJavaFactory() { - return JavaRefFactory.eINSTANCE; -} -/** - * This allows for the direct retrieval of fields with the following notation: - * field: java:/com.ibm.foo#Test.foo - * - */ -protected Field getJavaField(String keyValue) { - Field result = null; - String className, memberName; - int memberDelimiter = keyValue.indexOf(ReflectionAdaptor.C_CLASS_MEMBER_DELIMITER); - className = keyValue.substring(0, memberDelimiter); - memberName = keyValue.substring(memberDelimiter + 1); - EClassifier javaClass = (EClassifier) primGet(className); - // if we haven't already instantiated the containing class, then go do it. - if (javaClass == null) - javaClass = getJavaType(className); - if ((javaClass != null) && !((JavaHelpers) javaClass).isPrimitive()) { - // We have a class. Now we need to force reflection, this will cause - // the JavaReflectionKey to be updated and have the member added to the - // list. - ((JavaClass) javaClass).getFields(); - //FB result = (Field) super.get(keyValue); // It should now be registered. - result = (Field) primGet(keyValue); // It should now be registered. - - if (result == null) { - Field tempField = createJavaField(); - tempField.setName(memberName); - // ((InternalEObject)tempField).eSetID(keyValue); - //tempField.eSetUUID((UUID) null); - ((JavaClass) javaClass).getFields().add(tempField); - result = tempField; - } - } - return result; -} -/** - * This allows for the retrieval of methods with the following notation: - * method: java:/com.ibm.foo#Test.foofoo( - * - */ -protected Method getJavaMethod(String keyValue) { - Method result = null; - String className, memberName; - int memberDelimiter = keyValue.indexOf(ReflectionAdaptor.C_CLASS_MEMBER_DELIMITER); - className = keyValue.substring(0, memberDelimiter); - int parmDelimiter = keyValue.indexOf(ReflectionAdaptor.C_METHOD_PARM_DELIMITER, memberDelimiter); - memberName = keyValue.substring(memberDelimiter + 1, parmDelimiter); - EClassifier javaClass = (EClassifier) primGet(className); - // if we haven't already instantiated the containing class, then go do it. - if (javaClass == null) - javaClass = getJavaType(className); - if ((javaClass != null) && !((JavaHelpers) javaClass).isPrimitive()) { - // We have a class. Now we need to force reflection, this will cause - // the JavaReflectionKey to be updated and have the member added to the - // list. - ((JavaClass) javaClass).getMethods(); - result = (Method) primGet(keyValue); // It should now be registered. - - if (result == null) { - Method tempMethod = createJavaMethod(); - tempMethod.setName(memberName); - resource.setID(tempMethod, keyValue); - ((JavaClass) javaClass).getMethods().add(tempMethod); - result = tempMethod; - } - } - return result; -} -/* (non-Javadoc) - * @see org.eclipse.jem.internal.java.adapters.IJavaReflectionKey#getJavaObject(java.lang.String) - */ -public EObject getJavaObject(String keyValue) { - EObject result = null; - int index = keyValue.indexOf(ReflectionAdaptor.C_CLASS_MEMBER_DELIMITER); - if (index > 0) { - // The reference is to a member: field, method, or parameter. - // Take the most specific case first, a parameter. - // Only a parameter should contain the methodID to parmID delimiter. - boolean isParameter = (keyValue.indexOf(ReflectionAdaptor.C_METHODID_PARMID_DELIMITER, index) != -1); - if (isParameter) { - result = getJavaParameter(keyValue); - } else { - // The target is a field or method. If it has a "(", then it is a method. - // If it is not found, then we will create a temporary object. - int parmStart = keyValue.indexOf(ReflectionAdaptor.C_METHOD_PARM_DELIMITER, index); - boolean isField = parmStart == -1; - if (isField) { - result = getJavaField(keyValue); - } else { - result = getJavaMethod(keyValue); - } - } - } else { - result = getJavaType(keyValue); - } - return result; -} - -/** - * See if the extensions can resolve this first. - */ -protected Object getObjectFromExtensions(String keyValue) { - if (extensions != null) { - for (Iterator iter = extensions.iterator(); iter.hasNext();) { - IJavaReflectionKeyExtension extension = (IJavaReflectionKeyExtension) iter.next(); - Object obj = extension.getObject(keyValue, this); - if (obj != null) - return obj; - } - } - - return null; -} -/** - * This allows for the retrieval of parameters with the following notation: - * parameter: java:/com.ibm.foo#Test.foofoo(-arg0 - * - */ -protected JavaParameter getJavaParameter(String keyValue) { - JavaParameter result = null; - String parmName; - int memberDelimiter = keyValue.indexOf(ReflectionAdaptor.C_CLASS_MEMBER_DELIMITER); - int parmDelimiter = keyValue.indexOf(ReflectionAdaptor.C_METHODID_PARMID_DELIMITER, memberDelimiter); - parmName = keyValue.substring(parmDelimiter + 1); - // getMethod() will find or create a method - Method method = this.getJavaMethod(keyValue.substring(parmDelimiter)); - if (method != null) { - result = method.getParameter(parmName); - if (result == null) { - JavaParameter tempParameter = createJavaParameter(); - tempParameter.setName(parmName); - // ((InternalEObject)tempParameter).eSetID(keyValue); - // tempParameter.eSetUUID((UUID) null); - method.getParameters().add(tempParameter); - result = tempParameter; - } - } - return result; -} -/* (non-Javadoc) - * @see org.eclipse.jem.internal.java.adapters.IJavaReflectionKey#getJavaType(java.lang.String) - */ -public EClassifier getJavaType(String typeName) { - if (isPrimitive(typeName)) - return getJavaDataType(typeName); - else if (isArray(typeName)) - return getArrayType(typeName); - else if (isValidJavaIdentifier(typeName)) - return getJavaClass(typeName); - return null; -} - -protected boolean isValidJavaIdentifier(String typeName) { - if (typeName.length() > 0) { - StringIterator charIter = new StringIterator(typeName); - if (CharacterUtil.isJavaIdentifierStart(charIter.next())) { - // Starts with a valid java identifier character. - // Now see if the rest are valid. - while (charIter.hasNext()) { - if (!CharacterUtil.isJavaIdentifierPart(charIter.next())) - return false; // Not valid - } - return true; - } - } - return false; -} - -/* (non-Javadoc) - * @see org.eclipse.jem.internal.java.adapters.IJavaReflectionKey#primGet(java.lang.String) - */ -public Object primGet(String key) { - return resource.primGetEObject(key); -} -protected EPackage getPackage() { - //FB return (EPackage) super.get(JavaPackage.PACKAGE_ID); - // return (EPackage) resource.getEObject(JavaPackage.PACKAGE_ID); //FB - //return (EPackage) resource.getEObject(JavaPackage.PACKAGE_ID); //FB - return (EPackage)EcoreUtil.getObjectByType(resource.getContents(), EcorePackage.eINSTANCE.getEPackage()); -} -/** - * Insert the method's description here. - * Creation date: (10/4/2000 9:56:53 AM) - */ -private static void initializePrimitivesCollection() { - PRIMITIVES.add(N_VOID); - PRIMITIVES.add(N_BOOLEAN); - PRIMITIVES.add(N_BYTE); - PRIMITIVES.add(N_CHAR); - PRIMITIVES.add(N_DOUBLE); - PRIMITIVES.add(N_FLOAT); - PRIMITIVES.add(N_INT); - PRIMITIVES.add(N_LONG); - PRIMITIVES.add(N_SHORT); -} -/* (non-Javadoc) - * @see org.eclipse.jem.internal.java.adapters.IJavaReflectionKey#isArray(java.lang.String) - */ -public boolean isArray(String typeName) { - return typeName.endsWith("[]");//$NON-NLS-1$ -} -/** - * Insert the method's description here. - * Creation date: (10/4/2000 9:54:23 AM) - * @return boolean - * @param typeName java.lang.String - */ -private boolean isPrimitive(String typeName) { - return PRIMITIVES.contains(typeName); -} -} - - - - |