| /******************************************************************************* |
| * 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.IField; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IMemberValuePair; |
| import org.eclipse.jdt.core.IMethod; |
| import org.eclipse.jdt.core.IType; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.core.Signature; |
| import org.eclipse.jdt.core.dom.AST; |
| import org.eclipse.jdt.core.dom.MemberValuePair; |
| import org.eclipse.jst.ws.annotations.core.AnnotationsCore; |
| import org.eclipse.jst.ws.annotations.core.AnnotationsCorePlugin; |
| import org.eclipse.jst.ws.internal.annotations.core.utils.SignatureUtils; |
| |
| /** |
| * Constructs a list of {@link MemberValuePair} using the annotation elements default values. |
| * <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() { |
| } |
| |
| /** |
| * Constructs a list of {@link MemberValuePair} using the declared method names and default values in |
| * the given {@link java.lang.annotation.Annotation}. |
| * @deprecated as of 1.1 replaced by {@link #getMemberValuePairs(IJavaElement, AST, IType)} |
| */ |
| @Override |
| @Deprecated |
| public List<MemberValuePair> getMemberValuePairs(IJavaElement javaElement, AST ast, Class<? extends Annotation> annotationClass) { |
| return getMemberValuePairs(ast, annotationClass); |
| } |
| |
| /** |
| * Constructs a list of {@link MemberValuePair} from the annotation type element names and default values. |
| */ |
| @Override |
| public List<MemberValuePair> getMemberValuePairs(IJavaElement javaElement, AST ast, IType type) { |
| return interalGetMemberValuePairs(javaElement, ast, type); |
| } |
| |
| private List<MemberValuePair> interalGetMemberValuePairs(IJavaElement javaElement, AST ast, IType type) { |
| List<MemberValuePair> memberValuePairs = new ArrayList<MemberValuePair>(); |
| |
| try { |
| IMethod[] methods = type.getMethods(); |
| for (IMethod method : methods) { |
| String name = method.getElementName(); |
| String returnType = method.getReturnType(); |
| IMemberValuePair defaultValue = method.getDefaultValue(); |
| if (defaultValue != null) { |
| if (SignatureUtils.isString(returnType)) { |
| memberValuePairs.add(AnnotationsCore.createStringMemberValuePair(ast, |
| name, defaultValue.getValue().toString())); |
| } |
| |
| if (SignatureUtils.isBoolean(returnType)) { |
| memberValuePairs.add(AnnotationsCore.createBooleanMemberValuePair(ast, |
| name, Boolean.parseBoolean(defaultValue.getValue().toString()))); |
| } |
| |
| int signatureKind = Signature.getTypeSignatureKind(returnType); |
| if (signatureKind == Signature.BASE_TYPE_SIGNATURE) { |
| if (returnType.charAt(0) == Signature.C_BYTE |
| || returnType.charAt(0) == Signature.C_SHORT |
| || returnType.charAt(0) == Signature.C_INT |
| || returnType.charAt(0) == Signature.C_LONG |
| || returnType.charAt(0) == Signature.C_FLOAT |
| || returnType.charAt(0) == Signature.C_DOUBLE) { |
| memberValuePairs.add(AnnotationsCore.createNumberMemberValuePair(ast, name, defaultValue.getValue().toString())); |
| } |
| } |
| |
| if (SignatureUtils.isArray(returnType)) { |
| memberValuePairs.add(AnnotationsCore.createArrayMemberValuePair(ast, method.getElementName(), |
| (Object[]) defaultValue.getValue())); |
| } |
| |
| if (SignatureUtils.isEnum(method)) { |
| if (defaultValue.getValueKind() == IMemberValuePair.K_QUALIFIED_NAME) { |
| String value = defaultValue.getValue().toString(); |
| String enumName = value.substring(0, value.lastIndexOf(".")); |
| String constant = value.substring(value.lastIndexOf(".") + 1, value.length()); |
| IType enumType = javaElement.getJavaProject().findType(enumName); |
| if (enumType != null && enumType.isEnum()) { |
| IField[] fields = enumType.getFields(); |
| for (IField field : fields) { |
| if (field.isEnumConstant() && field.getElementName().equals(constant)) { |
| memberValuePairs.add(AnnotationsCore.createEnumMemberValuePair(ast, |
| method.getDeclaringType().getFullyQualifiedName(), name, field)); |
| } |
| } |
| } |
| } |
| } |
| |
| if (SignatureUtils.isClass(returnType)) { |
| memberValuePairs.add(AnnotationsCore.createTypeMemberValuePair(ast, name, |
| defaultValue.getValue())); |
| } |
| } |
| } |
| } catch (JavaModelException jme) { |
| AnnotationsCorePlugin.log(jme.getStatus()); |
| } |
| |
| return memberValuePairs; |
| } |
| |
| 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.toString())); |
| } |
| |
| if (returnType.isArray()) { |
| memberValuePairs.add(AnnotationsCore.createArrayMemberValuePair(ast, method.getName(), |
| (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; |
| } |
| } |