javassist.bytecode.annotation.AnnotationMemberValue Maven / Gradle / Ivy
/*
* Javassist, a Java-bytecode translator toolkit.
* Copyright (C) 2004 Bill Burke. All Rights Reserved.
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. Alternatively, the contents of this file may be used under
* the terms of the GNU Lesser General Public License Version 2.1 or later,
* or the Apache License Version 2.0.
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*/
package javassist.bytecode.annotation;
import java.io.IOException;
import java.lang.reflect.Method;
import javassist.ClassPool;
import javassist.bytecode.ConstPool;
/**
* Nested annotation.
*
* @author Bill Burke
* @author Shigeru Chiba
*/
public class AnnotationMemberValue extends MemberValue {
Annotation value;
/**
* Constructs an annotation member. The initial value is not specified.
*/
public AnnotationMemberValue(ConstPool cp) {
this(null, cp);
}
/**
* Constructs an annotation member. The initial value is specified by
* the first parameter.
*/
public AnnotationMemberValue(Annotation a, ConstPool cp) {
super('@', cp);
value = a;
}
@Override
Object getValue(ClassLoader cl, ClassPool cp, Method m)
throws ClassNotFoundException
{
return AnnotationImpl.make(cl, getType(cl), cp, value);
}
@Override
Class getType(ClassLoader cl) throws ClassNotFoundException {
if (value == null)
throw new ClassNotFoundException("no type specified");
return loadClass(cl, value.getTypeName());
}
/**
* Obtains the value.
*/
public Annotation getValue() {
return value;
}
/**
* Sets the value of this member.
*/
public void setValue(Annotation newValue) {
value = newValue;
}
/**
* Obtains the string representation of this object.
*/
@Override
public String toString() {
return value.toString();
}
/**
* Writes the value.
*/
@Override
public void write(AnnotationsWriter writer) throws IOException {
writer.annotationValue();
value.write(writer);
}
/**
* Accepts a visitor.
*/
@Override
public void accept(MemberValueVisitor visitor) {
visitor.visitAnnotationMemberValue(this);
}
}