| /* |
| * Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| package com.sun.tools.internal.jxc.apt; |
| |
| import java.lang.annotation.Annotation; |
| import java.lang.reflect.InvocationTargetException; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.List; |
| |
| import com.sun.mirror.declaration.AnnotationMirror; |
| import com.sun.mirror.declaration.Declaration; |
| import com.sun.mirror.declaration.FieldDeclaration; |
| import com.sun.mirror.declaration.MethodDeclaration; |
| import com.sun.mirror.declaration.ParameterDeclaration; |
| import com.sun.mirror.declaration.TypeDeclaration; |
| import com.sun.mirror.type.MirroredTypeException; |
| import com.sun.mirror.type.MirroredTypesException; |
| import com.sun.mirror.type.TypeMirror; |
| import com.sun.xml.internal.bind.v2.model.annotation.AbstractInlineAnnotationReaderImpl; |
| import com.sun.xml.internal.bind.v2.model.annotation.AnnotationReader; |
| import com.sun.xml.internal.bind.v2.model.annotation.Locatable; |
| import com.sun.xml.internal.bind.v2.model.annotation.LocatableAnnotation; |
| |
| /** |
| * {@link AnnotationReader} implementation that reads annotation inline from APT. |
| * |
| * @author Kohsuke Kawaguchi (kk@kohsuke.org) |
| */ |
| public final class InlineAnnotationReaderImpl extends AbstractInlineAnnotationReaderImpl<TypeMirror,TypeDeclaration,FieldDeclaration,MethodDeclaration> { |
| |
| /** The singleton instance. */ |
| public static final InlineAnnotationReaderImpl theInstance = new InlineAnnotationReaderImpl(); |
| |
| private InlineAnnotationReaderImpl() {} |
| |
| public <A extends Annotation> A getClassAnnotation(Class<A> a, TypeDeclaration clazz, Locatable srcPos) { |
| return LocatableAnnotation.create(clazz.getAnnotation(a),srcPos); |
| } |
| |
| public <A extends Annotation> A getFieldAnnotation(Class<A> a, FieldDeclaration f, Locatable srcPos) { |
| return LocatableAnnotation.create(f.getAnnotation(a),srcPos); |
| } |
| |
| public boolean hasFieldAnnotation(Class<? extends Annotation> annotationType, FieldDeclaration f) { |
| return f.getAnnotation(annotationType)!=null; |
| } |
| |
| public boolean hasClassAnnotation(TypeDeclaration clazz, Class<? extends Annotation> annotationType) { |
| return clazz.getAnnotation(annotationType)!=null; |
| } |
| |
| public Annotation[] getAllFieldAnnotations(FieldDeclaration field, Locatable srcPos) { |
| return getAllAnnotations(field,srcPos); |
| } |
| |
| public <A extends Annotation> A getMethodAnnotation(Class<A> a, MethodDeclaration method, Locatable srcPos) { |
| return LocatableAnnotation.create(method.getAnnotation(a),srcPos); |
| } |
| |
| public boolean hasMethodAnnotation(Class<? extends Annotation> a, MethodDeclaration method) { |
| return method.getAnnotation(a)!=null; |
| } |
| |
| private static final Annotation[] EMPTY_ANNOTATION = new Annotation[0]; |
| |
| public Annotation[] getAllMethodAnnotations(MethodDeclaration method, Locatable srcPos) { |
| return getAllAnnotations(method,srcPos); |
| } |
| |
| /** |
| * Gets all the annotations on the given declaration. |
| */ |
| private Annotation[] getAllAnnotations(Declaration decl, Locatable srcPos) { |
| List<Annotation> r = new ArrayList<Annotation>(); |
| |
| for( AnnotationMirror m : decl.getAnnotationMirrors() ) { |
| try { |
| String fullName = m.getAnnotationType().getDeclaration().getQualifiedName(); |
| Class<? extends Annotation> type = |
| getClass().getClassLoader().loadClass(fullName).asSubclass(Annotation.class); |
| Annotation annotation = decl.getAnnotation(type); |
| if(annotation!=null) |
| r.add( LocatableAnnotation.create(annotation,srcPos) ); |
| } catch (ClassNotFoundException e) { |
| // just continue |
| } |
| } |
| |
| return r.toArray(EMPTY_ANNOTATION); |
| } |
| |
| public <A extends Annotation> A getMethodParameterAnnotation(Class<A> a, MethodDeclaration m, int paramIndex, Locatable srcPos) { |
| ParameterDeclaration[] params = m.getParameters().toArray(new ParameterDeclaration[0]); |
| return LocatableAnnotation.create( |
| params[paramIndex].getAnnotation(a), srcPos ); |
| } |
| |
| public <A extends Annotation> A getPackageAnnotation(Class<A> a, TypeDeclaration clazz, Locatable srcPos) { |
| return LocatableAnnotation.create(clazz.getPackage().getAnnotation(a),srcPos); |
| } |
| |
| public TypeMirror getClassValue(Annotation a, String name) { |
| try { |
| a.annotationType().getMethod(name).invoke(a); |
| assert false; |
| throw new IllegalStateException("should throw a MirroredTypeException"); |
| } catch (IllegalAccessException e) { |
| throw new IllegalAccessError(e.getMessage()); |
| } catch (InvocationTargetException e) { |
| if( e.getCause() instanceof MirroredTypeException ) { |
| MirroredTypeException me = (MirroredTypeException)e.getCause(); |
| return me.getTypeMirror(); |
| } |
| // impossible |
| throw new RuntimeException(e); |
| } catch (NoSuchMethodException e) { |
| throw new NoSuchMethodError(e.getMessage()); |
| } |
| } |
| |
| public TypeMirror[] getClassArrayValue(Annotation a, String name) { |
| try { |
| a.annotationType().getMethod(name).invoke(a); |
| assert false; |
| throw new IllegalStateException("should throw a MirroredTypesException"); |
| } catch (IllegalAccessException e) { |
| throw new IllegalAccessError(e.getMessage()); |
| } catch (InvocationTargetException e) { |
| if( e.getCause() instanceof MirroredTypesException ) { |
| MirroredTypesException me = (MirroredTypesException)e.getCause(); |
| Collection<TypeMirror> r = me.getTypeMirrors(); |
| return r.toArray(new TypeMirror[r.size()]); |
| } |
| // impossible |
| throw new RuntimeException(e); |
| } catch (NoSuchMethodException e) { |
| throw new NoSuchMethodError(e.getMessage()); |
| } |
| } |
| |
| protected String fullName(MethodDeclaration m) { |
| return m.getDeclaringType().getQualifiedName()+'#'+m.getSimpleName(); |
| } |
| } |