| /* |
| * Copyright 2004 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.apt.mirror.declaration; |
| |
| |
| import java.util.Collection; |
| import java.util.ArrayList; |
| |
| import com.sun.mirror.declaration.*; |
| import com.sun.mirror.util.SourcePosition; |
| import com.sun.tools.apt.mirror.AptEnv; |
| import com.sun.tools.javac.code.Attribute; |
| import com.sun.tools.javac.code.Symbol.*; |
| import com.sun.tools.javac.code.TypeTags; |
| |
| |
| /** |
| * Implementation of AnnotationValue |
| */ |
| |
| public class AnnotationValueImpl implements AnnotationValue { |
| |
| protected final AptEnv env; |
| protected final Attribute attr; |
| protected final AnnotationMirrorImpl annotation; |
| |
| AnnotationValueImpl(AptEnv env, Attribute attr, AnnotationMirrorImpl annotation) { |
| this.env = env; |
| this.attr = attr; |
| this.annotation = annotation; |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public String toString() { |
| StringBuilder sb = new StringBuilder(); |
| Constants.Formatter fmtr = Constants.getFormatter(sb); |
| |
| fmtr.append(getValue()); |
| return fmtr.toString(); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public Object getValue() { |
| ValueVisitor vv = new ValueVisitor(); |
| attr.accept(vv); |
| return vv.value; |
| } |
| |
| |
| public SourcePosition getPosition() { |
| // Imprecise implementation; just return position of enclosing |
| // annotation. |
| return (annotation == null) ? null : annotation.getPosition(); |
| } |
| |
| private class ValueVisitor implements Attribute.Visitor { |
| |
| public Object value; |
| |
| public void visitConstant(Attribute.Constant c) { |
| value = Constants.decodeConstant(c.value, c.type); |
| } |
| |
| public void visitClass(Attribute.Class c) { |
| value = env.typeMaker.getType( |
| env.jctypes.erasure(c.type)); |
| } |
| |
| public void visitEnum(Attribute.Enum e) { |
| value = env.declMaker.getFieldDeclaration(e.value); |
| } |
| |
| public void visitCompound(Attribute.Compound c) { |
| value = new AnnotationMirrorImpl(env, c, |
| (annotation == null) ? |
| null : |
| annotation.getDeclaration()); |
| } |
| |
| public void visitArray(Attribute.Array a) { |
| ArrayList<AnnotationValue> vals = |
| new ArrayList<AnnotationValue>(a.values.length); |
| for (Attribute elem : a.values) { |
| vals.add(new AnnotationValueImpl(env, elem, annotation)); |
| } |
| value = vals; |
| } |
| |
| public void visitError(Attribute.Error e) { |
| value = "<error>"; // javac will already have logged an error msg |
| } |
| } |
| } |