content: /*
   * Copyright (C) 2010 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.android.gallery3d.util;
  
  public class IntArray {
      private static final int INIT_CAPACITY = 8;
  
      private int mData[] = new int[INIT_CAPACITY];
      private int mSize = 0;
  
      public void add(int value) {
          if (mData.length == mSize) {
              int temp[] = new int[mSize + mSize];
              System.arraycopy(mData, 0, temp, 0, mSize);
              mData = temp;
          }
          mData[mSize++] = value;
      }
  
      public int removeLast() {
          mSize--;
          return mData[mSize];
      }
  
      public int size() {
          return mSize;
      }
  
      // For testing only
      public int[] toArray(int[] result) {
          if (result == null || result.length < mSize) {
              result = new int[mSize];
          }
          System.arraycopy(mData, 0, result, 0, mSize);
          return result;
      }
  
      public int[] getInternalArray() {
          return mData;
      }
  
      public void clear() {
          mSize = 0;
          if (mData.length != INIT_CAPACITY) mData = new int[INIT_CAPACITY];
      }
  }
  