/*
* Copyright (c) 2004, Oracle and/or its affiliates. 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package com.sun.tools.apt.mirror.declaration;
import java.util.LinkedHashMap;
import java.util.Map;
import com.sun.mirror.declaration.*;
import com.sun.mirror.type.AnnotationType;
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.util.Name;
import com.sun.tools.javac.util.Pair;
/**
* Implementation of AnnotationMirror
*/
public class AnnotationMirrorImpl implements AnnotationMirror {
protected final AptEnv env;
protected final Attribute.Compound anno;
protected final Declaration decl;
AnnotationMirrorImpl(AptEnv env, Attribute.Compound anno, Declaration decl) {
this.env = env;
this.anno = anno;
this.decl = decl;
}
/**
* Returns a string representation of this annotation.
* String is of one of the forms:
* @com.example.foo(name1=val1, name2=val2)
* @com.example.foo(val)
* @com.example.foo
* Omit parens for marker annotations, and omit "value=" when allowed.
*/
public String toString() {
StringBuilder sb = new StringBuilder("@");
Constants.Formatter fmtr = Constants.getFormatter(sb);
fmtr.append(anno.type.tsym);
int len = anno.values.length();
if (len > 0) { // omit parens for marker annotations
sb.append('(');
boolean first = true;
for (Pair<MethodSymbol, Attribute> val : anno.values) {
if (!first) {
sb.append(", ");
}
first = false;
Name name = val.fst.name;
if (len > 1 || name != env.names.value) {
fmtr.append(name);
sb.append('=');
}
sb.append(new AnnotationValueImpl(env, val.snd, this));
}
sb.append(')');
}
return fmtr.toString();
}
/**
* {@inheritDoc}
*/
public AnnotationType getAnnotationType() {
return (AnnotationType) env.typeMaker.getType(anno.type);
}
/**
* {@inheritDoc}
*/
public Map<AnnotationTypeElementDeclaration, AnnotationValue>
getElementValues() {
Map<AnnotationTypeElementDeclaration, AnnotationValue> res =
new LinkedHashMap<AnnotationTypeElementDeclaration,
AnnotationValue>(); // whew!
for (Pair<MethodSymbol, Attribute> val : anno.values) {
res.put(getElement(val.fst),
new AnnotationValueImpl(env, val.snd, this));
}
return res;
}
public SourcePosition getPosition() {
// Return position of the declaration on which this annotation
// appears.
return (decl == null) ? null : decl.getPosition();
}
public Declaration getDeclaration() {
return this.decl;
}
/**
* Returns the annotation type element for a symbol.
*/
private AnnotationTypeElementDeclaration getElement(MethodSymbol m) {
return (AnnotationTypeElementDeclaration)
env.declMaker.getExecutableDeclaration(m);
}
}