Here you can find the source of sortableBytesToInt(byte[] encoded, int offset)
public static int sortableBytesToInt(byte[] encoded, int offset)
//package com.java2s; /*/* w w w. j ava 2 s . co m*/ * 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 * * 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. */ public class Main { /** * Decodes an integer value previously written with {@link #intToSortableBytes} * @see #intToSortableBytes(int, byte[], int) */ public static int sortableBytesToInt(byte[] encoded, int offset) { int x = ((encoded[offset] & 0xFF) << 24) | ((encoded[offset + 1] & 0xFF) << 16) | ((encoded[offset + 2] & 0xFF) << 8) | (encoded[offset + 3] & 0xFF); // Re-flip the sign bit to restore the original value: return x ^ 0x80000000; } }