/*

 * reserved comment block

 * DO NOT REMOVE OR ALTER!

 */

/*

 * Licensed to the Apache Software Foundation (ASF) under one or more

 * contributor license agreements.  See the NOTICE file distributed with

 * this work for additional information regarding copyright ownership.

 * The ASF licenses this file to You under the Apache License, Version 2.0

 * (the "License"); you may not use this file except in compliance with

 * the License.  You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.sun.org.apache.bcel.internal.generic;

import java.io.DataOutputStream;

import java.io.IOException;

import com.sun.org.apache.bcel.internal.classfile.ClassElementValue;

import com.sun.org.apache.bcel.internal.classfile.ConstantUtf8;

import com.sun.org.apache.bcel.internal.classfile.ElementValue;

/**

 * @since 6.0

 */

public class ClassElementValueGen extends ElementValueGen

{

    // For primitive types and string type, this points to the value entry in

    // the cpool

    // For 'class' this points to the class entry in the cpool

    private int idx;

    protected ClassElementValueGen(final int typeIdx, final ConstantPoolGen cpool)

    {

        super(ElementValueGen.CLASS, cpool);

        this.idx = typeIdx;

    }

    public ClassElementValueGen(final ObjectType t, final ConstantPoolGen cpool)

    {

        super(ElementValueGen.CLASS, cpool);

        // this.idx = cpool.addClass(t);

        idx = cpool.addUtf8(t.getSignature());

    }

    /**

     * Return immutable variant of this ClassElementValueGen

     */

    @Override

    public ElementValue getElementValue()

    {

        return new ClassElementValue(super.getElementValueType(),

                idx,

                getConstantPool().getConstantPool());

    }

    public ClassElementValueGen(final ClassElementValue value, final ConstantPoolGen cpool,

            final boolean copyPoolEntries)

    {

        super(CLASS, cpool);

        if (copyPoolEntries)

        {

            // idx = cpool.addClass(value.getClassString());

            idx = cpool.addUtf8(value.getClassString());

        }

        else

        {

            idx = value.getIndex();

        }

    }

    public int getIndex()

    {

        return idx;

    }

    public String getClassString()

    {

        final ConstantUtf8 cu8 = (ConstantUtf8) getConstantPool().getConstant(idx);

        return cu8.getBytes();

        // ConstantClass c = (ConstantClass)getConstantPool().getConstant(idx);

        // ConstantUtf8 utf8 =

        // (ConstantUtf8)getConstantPool().getConstant(c.getNameIndex());

        // return utf8.getBytes();

    }

    @Override

    public String stringifyValue()

    {

        return getClassString();

    }

    @Override

    public void dump(final DataOutputStream dos) throws IOException

    {

        dos.writeByte(super.getElementValueType()); // u1 kind of value

        dos.writeShort(idx);

    }

}