| /******************************************************************************* |
| * Copyright (c) 2009 Shane Clarke. |
| * 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: |
| * Shane Clarke - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.ws.annotations.core.initialization; |
| |
| import java.lang.annotation.Annotation; |
| import java.lang.reflect.Method; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.dom.AST; |
| import org.eclipse.jdt.core.dom.ASTNode; |
| import org.eclipse.jdt.core.dom.MemberValuePair; |
| import org.eclipse.jst.ws.annotations.core.AnnotationsCore; |
| |
| /** |
| * Constructs <code>MemberValuePair</code> from the defaults found in the passed in <code>Annotation</code>. |
| * <p> |
| * <strong>Provisional API:</strong> This class/interface is part of an interim API that is still under |
| * development and expected to change significantly before reaching stability. It is being made available at |
| * this early stage to solicit feedback from pioneering adopters on the understanding that any code that uses |
| * this API will almost certainly be broken (repeatedly) as the API evolves. |
| * </p> |
| */ |
| public class DefaultsAnnotationAttributeInitializer extends AnnotationAttributeInitializer { |
| |
| public DefaultsAnnotationAttributeInitializer() { |
| |
| } |
| |
| @Override |
| public List<MemberValuePair> getMemberValuePairs(IJavaElement javaElement, AST ast, |
| Class<? extends Annotation> annotationClass) { |
| return getMemberValuePairs(ast, annotationClass); |
| } |
| |
| @Override |
| public List<MemberValuePair> getMemberValuePairs(ASTNode astNode, AST ast, |
| Class<? extends Annotation> annotationClass) { |
| return getMemberValuePairs(ast, annotationClass); |
| } |
| |
| private List<MemberValuePair> getMemberValuePairs(AST ast, |
| Class<? extends Annotation> annotationClass) { |
| List<MemberValuePair> memberValuePairs = new ArrayList<MemberValuePair>(); |
| |
| Method[] declaredMethods = annotationClass.getDeclaredMethods(); |
| for (Method method : declaredMethods) { |
| String name = method.getName(); |
| Class<?> returnType = method.getReturnType(); |
| Object defaultValue = method.getDefaultValue(); |
| |
| if (defaultValue != null) { |
| if (returnType.equals(String.class)) { |
| memberValuePairs.add(AnnotationsCore.createStringMemberValuePair(ast, |
| name, defaultValue.toString())); |
| } |
| |
| if (returnType.equals(Boolean.TYPE)) { |
| memberValuePairs.add(AnnotationsCore.createBooleanMemberValuePair(ast, |
| name, Boolean.parseBoolean(defaultValue.toString()))); |
| } |
| |
| if (returnType.isPrimitive() && (returnType.equals(Byte.TYPE) || returnType.equals(Short.TYPE) |
| || returnType.equals(Integer.TYPE) || returnType.equals(Long.TYPE) |
| || returnType.equals(Float.TYPE) || returnType.equals(Double.TYPE))) { |
| memberValuePairs.add(AnnotationsCore.createNumberMemberValuePair(ast, name, defaultValue)); |
| } |
| |
| if (returnType.isArray()) { |
| memberValuePairs.add(AnnotationsCore.createArrayMemberValuePair(ast, method, |
| (Object[])defaultValue)); |
| } |
| |
| if (returnType.isEnum()) { |
| memberValuePairs.add(AnnotationsCore.createEnumMemberValuePair(ast, |
| method.getDeclaringClass().getCanonicalName(), name, defaultValue)); |
| } |
| |
| if (returnType.equals(Class.class)) { |
| memberValuePairs.add(AnnotationsCore.createTypeMemberValuePair(ast, name, |
| defaultValue)); |
| } |
| } |
| } |
| return memberValuePairs; |
| } |
| } |