/*
    * 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
    *
   *   https://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.bcel.classfile;
  
  import java.io.DataOutputStream;
  import java.io.IOException;
  
  /**
   * @since 6.0
   */
  public class EnumElementValue extends ElementValue {
      // For enum types, these two indices point to the type and value
      private final int typeIdx;
  
      private final int valueIdx;
  
      public EnumElementValue(final int type, final int typeIdx, final int valueIdx, final ConstantPool cpool) {
          super(type, cpool);
          if (type != ENUM_CONSTANT) {
              throw new ClassFormatException("Only element values of type enum can be built with this ctor - type specified: " + type);
          }
          this.typeIdx = typeIdx;
          this.valueIdx = valueIdx;
      }
  
      @Override
      public void dump(final DataOutputStream dos) throws IOException {
          dos.writeByte(super.getType()); // u1 type of value (ENUM_CONSTANT == 'e')
          dos.writeShort(typeIdx); // u2
          dos.writeShort(valueIdx); // u2
      }
  
      public String getEnumTypeString() {
          return super.getConstantPool().getConstantUtf8(typeIdx).getBytes();
      }
  
      public String getEnumValueString() {
          return super.getConstantPool().getConstantUtf8(valueIdx).getBytes();
      }
  
      public int getTypeIndex() {
          return typeIdx;
      }
  
      public int getValueIndex() {
          return valueIdx;
      }
  
      @Override
      public String stringifyValue() {
          return super.getConstantPool().getConstantUtf8(valueIdx).getBytes();
      }
  }