content: /*
   * Copyright (C) 2011 Clearspring Technologies, Inc.
   *
   * 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.clearspring.analytics.util;
  
  import java.io.ByteArrayInputStream;
  import java.io.DataInput;
  import java.io.DataInputStream;
  import java.io.IOException;
  
  public class Bits {
  
      public static int[] getBits(byte[] mBytes) throws IOException {
          int bitSize = mBytes.length / 4;
          int[] bits = new int[bitSize];
          DataInputStream dis = new DataInputStream(new ByteArrayInputStream(mBytes));
          for (int i = 0; i < bitSize; i++) {
              bits[i] = dis.readInt();
          }
          return bits;
      }
  
      /**
       * This method might be better described as
       * "byte array to int array" or "data input to int array"
       */
      public static int[] getBits(DataInput dataIn, int byteLength) throws IOException {
          int bitSize = byteLength / 4;
          int[] bits = new int[bitSize];
          for (int i = 0; i < bitSize; i++) {
              bits[i] = dataIn.readInt();
          }
          return bits;
      }
  
  }
  