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/*
* 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 javassist.ClassPool;
import javassist.bytecode.ConstPool;
import java.io.IOException;
import java.lang.reflect.Method;
/**
* Char constant value.
*
* @author <a href="mailto:bill@jboss.org">Bill Burke</a>
* @author Shigeru Chiba
*/
public class CharMemberValue extends MemberValue {
int valueIndex;
/**
* Constructs a char constant value. The initial value is specified
* by the constant pool entry at the given index.
*
* @param index the index of a CONSTANT_Integer_info structure.
*/
public CharMemberValue(int index, ConstPool cp) {
super('C', cp);
this.valueIndex = index;
}
/**
* Constructs a char constant value.
*
* @param c the initial value.
*/
public CharMemberValue(char c, ConstPool cp) {
super('C', cp);
setValue(c);
}
/**
* Constructs a char constant value. The initial value is '\0'.
*/
public CharMemberValue(ConstPool cp) {
super('C', cp);
setValue('\0');
}
Object getValue(ClassLoader cl, ClassPool cp, Method m) {
return new Character(getValue());
}
Class getType(ClassLoader cl) {
return char.class;
}
/**
* Obtains the value of the member.
*/
public char getValue() {
return (char)cp.getIntegerInfo(valueIndex);
}
/**
* Sets the value of the member.
*/
public void setValue(char newValue) {
valueIndex = cp.addIntegerInfo(newValue);
}
/**
* Obtains the string representation of this object.
*/
public String toString() {
return Character.toString(getValue());
}
/**
* Writes the value.
*/
public void write(AnnotationsWriter writer) throws IOException {
writer.constValueIndex(getValue());
}
/**
* Accepts a visitor.
*/
public void accept(MemberValueVisitor visitor) {
visitor.visitCharMemberValue(this);
}
}
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