/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.aop.annotation.compiler;
import javassist.ClassPool;
import javassist.CtClass;
import javassist.NotFoundException;
import javassist.bytecode.ConstPool;
import javassist.bytecode.annotation.AnnotationMemberValue;
import javassist.bytecode.annotation.ArrayMemberValue;
import javassist.bytecode.annotation.CharMemberValue;
import javassist.bytecode.annotation.MemberValue;
import javassist.bytecode.annotation.StringMemberValue;
import org.jboss.annotation.factory.ast.ASTAnnotation;
import org.jboss.annotation.factory.ast.ASTChar;
import org.jboss.annotation.factory.ast.ASTIdentifier;
import org.jboss.annotation.factory.ast.ASTMemberValueArrayInitializer;
import org.jboss.annotation.factory.ast.ASTMemberValuePair;
import org.jboss.annotation.factory.ast.ASTMemberValuePairs;
import org.jboss.annotation.factory.ast.ASTSingleMemberValue;
import org.jboss.annotation.factory.ast.ASTStart;
import org.jboss.annotation.factory.ast.ASTString;
import org.jboss.annotation.factory.ast.AnnotationParserVisitor;
import org.jboss.annotation.factory.ast.SimpleNode;
import java.util.Set;
/**
* Comment
*
* @author <a href="mailto:bill@jboss.org">Bill Burke</a>
* @version $Revision: 70842 $
*/
public class AnnotationInfoCreator implements AnnotationParserVisitor
{
private ClassPool pool;
private ConstPool cp;
private javassist.bytecode.annotation.Annotation base;
public AnnotationInfoCreator(ClassPool pool, ConstPool cp, javassist.bytecode.annotation.Annotation base)
{
this.pool = pool;
this.cp = cp;
this.base = base;
}
public Object visit(ASTMemberValuePairs node, Object data)
{
node.childrenAccept(this, data);
return null;
}
public Object visit(ASTMemberValuePair node, Object data)
{
String name = node.getIdentifier().getValue();
MemberValue mv = base.getMemberValue(name);
if (mv == null)
{
throw new RuntimeException("member value is null for created annotation: " + base.getTypeName() + " for name: " + name);
}
node.getValue().jjtAccept(this, mv);
return data;
}
public Object visit(ASTSingleMemberValue node, Object data)
{
if (base.getMemberNames().size() > 1) throw new RuntimeException("single value expected from annotation: " + base.getTypeName());
Set<String> set = base.getMemberNames();
MemberValue mv = base.getMemberValue(set.iterator().next());
node.getValue().jjtAccept(this, mv);
return data;
}
public Object visit(ASTIdentifier node, Object data)
{
MemberValue mv = (MemberValue) data;
MemberValuePopulate mvc = new MemberValuePopulate(node.getValue());
mv.accept(mvc);
return null;
}
public Object visit(ASTString node, Object data)
{
StringMemberValue mv = (StringMemberValue) data;
mv.setValue(node.getValue());
return null;
}
public Object visit(ASTChar node, Object data)
{
CharMemberValue mv = (CharMemberValue) data;
mv.setValue(node.getValue());
return null;
}
public Object visit(ASTMemberValueArrayInitializer node, Object data)
{
ArrayMemberValue mv = (ArrayMemberValue) data;
int size = node.jjtGetNumChildren();
MemberValue[] elements = new MemberValue[size];
MemberValueCreation mvc = new MemberValueCreation(cp);
for (int i = 0; i < size; i++)
{
mv.getType().accept(mvc);
elements[i] = mvc.value;
node.jjtGetChild(i).jjtAccept(this, elements[i]);
}
mv.setValue(elements);
return null;
}
public Object visit(ASTAnnotation node, Object data)
{
try
{
CtClass annotation = pool.get(node.getIdentifier());
javassist.bytecode.annotation.Annotation info = new javassist.bytecode.annotation.Annotation(cp, annotation);
AnnotationInfoCreator creator = new AnnotationInfoCreator(pool, cp, info);
node.childrenAccept(creator, data);
AnnotationMemberValue mv = (AnnotationMemberValue) data;
mv.setValue(info);
}
catch (NotFoundException e)
{
throw new RuntimeException(e); //To change body of catch statement use Options | File Templates.
}
return null;
}
// Unneeded
public Object visit(SimpleNode node, Object data)
{
return null;
}
public Object visit(ASTStart node, Object data)
{
return null;
}
public static javassist.bytecode.annotation.Annotation createAnnotationInfo(ClassPool pool, ConstPool cp, ASTAnnotation node) throws Exception
{
CtClass annotation = pool.get(node.getIdentifier());
javassist.bytecode.annotation.Annotation info = new javassist.bytecode.annotation.Annotation(cp, annotation);
AnnotationInfoCreator creator = new AnnotationInfoCreator(pool, cp, info);
if (node.jjtGetNumChildren() > 0)
{
node.jjtGetChild(0).jjtAccept(creator, null);
}
return info;
}
}