1 /*
   2  * reserved comment block
   3  * DO NOT REMOVE OR ALTER!
   4  */
   5 /*
   6  * Licensed to the Apache Software Foundation (ASF) under one or more
   7  * contributor license agreements.  See the NOTICE file distributed with
   8  * this work for additional information regarding copyright ownership.
   9  * The ASF licenses this file to You under the Apache License, Version 2.0
  10  * (the "License"); you may not use this file except in compliance with
  11  * the License.  You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  */
  21 
  22 package com.sun.org.apache.bcel.internal.classfile;
  23 
  24 import java.io.DataOutputStream;
  25 import java.io.IOException;
  26 
  27 import com.sun.org.apache.bcel.internal.Const;
  28 
  29 /**
  30  * an annotation's element value pair
  31  *
  32  * @version $Id: ElementValuePair
  33  * @since 6.0
  34  */
  35 public class ElementValuePair
  36 {
  37     private final ElementValue elementValue;
  38 
  39     private final ConstantPool constantPool;
  40 
  41     private final int elementNameIndex;
  42 
  43     public ElementValuePair(final int elementNameIndex, final ElementValue elementValue,
  44             final ConstantPool constantPool)
  45     {
  46         this.elementValue = elementValue;
  47         this.elementNameIndex = elementNameIndex;
  48         this.constantPool = constantPool;
  49     }
  50 
  51     public String getNameString()
  52     {
  53         final ConstantUtf8 c = (ConstantUtf8) constantPool.getConstant(
  54                 elementNameIndex, Const.CONSTANT_Utf8);
  55         return c.getBytes();
  56     }
  57 
  58     public final ElementValue getValue()
  59     {
  60         return elementValue;
  61     }
  62 
  63     public int getNameIndex()
  64     {
  65         return elementNameIndex;
  66     }
  67 
  68     public String toShortString()
  69     {
  70         final StringBuilder result = new StringBuilder();
  71         result.append(getNameString()).append("=").append(
  72                 getValue().toShortString());
  73         return result.toString();
  74     }
  75 
  76     protected void dump(final DataOutputStream dos) throws IOException {
  77         dos.writeShort(elementNameIndex); // u2 name of the element
  78         elementValue.dump(dos);
  79     }
  80 }