/* * Protocoder * A prototyping platform for Android devices * * Victor Diaz Barrales victormdb@gmail.com * * Copyright (C) 2014 Victor Diaz * Copyright (C) 2013 Motorola Mobility LLC * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the Software * is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * */ package org.protocoderrunner.utils; import org.apache.commons.lang3.RandomStringUtils; public class StrUtils { public static String generateRandomString() { String id = RandomStringUtils.randomAlphabetic(8); return id; } public static String bytetostring(byte[] b) { int j = 0, in = 0; String[] hex = { "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F" }; String out = ""; for (byte element : b) { in = element & 0x0f; j = (in >> 4) & 0x0f; out += hex[j]; j = in & 0xf; out += hex[j]; } return out; } }