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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.ide.common.resources;
     18 
     19 import java.util.Arrays;
     20 
     21 
     22 /**
     23  * Wrapper around a int[] to provide hashCode/equals support.
     24  */
     25 public final class IntArrayWrapper {
     26 
     27     private int[] mData;
     28 
     29     public IntArrayWrapper(int[] data) {
     30         mData = data;
     31     }
     32 
     33     public void set(int[] data) {
     34         mData = data;
     35     }
     36 
     37     @Override
     38     public int hashCode() {
     39         return Arrays.hashCode(mData);
     40     }
     41 
     42     @Override
     43     public boolean equals(Object obj) {
     44         if (obj == null) {
     45             return false;
     46         }
     47         if (getClass().equals(obj.getClass())) {
     48             return Arrays.equals(mData, ((IntArrayWrapper)obj).mData);
     49         }
     50 
     51         return super.equals(obj);
     52     }
     53 }
     54