org.apache.tomcat.util.bcel.classfile.AnnotationDefault Maven / Gradle / Ivy

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/*
 *  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 org.apache.tomcat.util.bcel.classfile;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;

import org.apache.tomcat.util.bcel.Constants;

/**
 * represents the default value of a annotation for a method info
 * 
 * @version $Id: AnnotationDefault 1 2005-02-13 03:15:08Z dbrosius $
 * @author D. Brosius
 * @since 5.3
 */
public class AnnotationDefault extends Attribute
{
    private static final long serialVersionUID = 6715933396664171543L;
    ElementValue default_value;

    /**
     * @param name_index
     *            Index pointing to the name Code
     * @param length
     *            Content length in bytes
     * @param file
     *            Input stream
     * @param constant_pool
     *            Array of constants
     */
    public AnnotationDefault(int name_index, int length,
            DataInputStream file, ConstantPool constant_pool)
            throws IOException
    {
        this(name_index, length, (ElementValue) null,
                constant_pool);
        default_value = ElementValue.readElementValue(file, constant_pool);
    }

    /**
     * @param name_index
     *            Index pointing to the name Code
     * @param length
     *            Content length in bytes
     * @param defaultValue
     *            the annotation's default value
     * @param constant_pool
     *            Array of constants
     */
    public AnnotationDefault(int name_index, int length,
            ElementValue defaultValue, ConstantPool constant_pool)
    {
        super(Constants.ATTR_ANNOTATION_DEFAULT, name_index, length, constant_pool);
        setDefaultValue(defaultValue);
    }

    /**
     * @param defaultValue
     *            the default value of this methodinfo's annotation
     */
    public final void setDefaultValue(ElementValue defaultValue)
    {
        default_value = defaultValue;
    }


    @Override
    public Attribute copy(ConstantPool _constant_pool)
    {
        throw new RuntimeException("Not implemented yet!");
    }

    @Override
    public final void dump(DataOutputStream dos) throws IOException
    {
      super.dump(dos);
      default_value.dump(dos);
    }
}