content: /*
   * Copyright (C) 2011 The Android Open Source Project
   *
   * Licensed 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.taobao.atlas.dex;
  
  import com.taobao.atlas.dex.util.Unsigned;
  
  public final class FieldId implements Comparable<FieldId> {
      private final Dex dex;
      private final int declaringClassIndex;
      private final int typeIndex;
      private final int nameIndex;
  
      public FieldId(Dex dex, int declaringClassIndex, int typeIndex, int nameIndex) {
          this.dex = dex;
          this.declaringClassIndex = declaringClassIndex;
          this.typeIndex = typeIndex;
          this.nameIndex = nameIndex;
      }
  
      public int getDeclaringClassIndex() {
          return declaringClassIndex;
      }
  
      public int getTypeIndex() {
          return typeIndex;
      }
  
      public int getNameIndex() {
          return nameIndex;
      }
  
      public int compareTo(FieldId other) {
          if (declaringClassIndex != other.declaringClassIndex) {
              return Unsigned.compare(declaringClassIndex, other.declaringClassIndex);
          }
          if (nameIndex != other.nameIndex) {
              return Unsigned.compare(nameIndex, other.nameIndex);
          }
          return Unsigned.compare(typeIndex, other.typeIndex); // should always be 0
      }
  
      public void writeTo(Dex.Section out) {
          out.writeUnsignedShort(declaringClassIndex);
          out.writeUnsignedShort(typeIndex);
          out.writeInt(nameIndex);
      }
  
      @Override public String toString() {
          if (dex == null) {
              return declaringClassIndex + " " + typeIndex + " " + nameIndex;
          }
          return dex.typeNames().get(typeIndex) + "." + dex.strings().get(nameIndex);
      }
  }
  