Here you can find the source of binaryToHex(byte[] bytes)
public static String binaryToHex(byte[] bytes)
//package com.java2s; /**/* w w w. j a v a 2s .c o m*/ * Copyright (c) 2015-2016 Evolveum * * 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. */ public class Main { public static String binaryToHex(byte[] bytes) { StringBuilder sb = new StringBuilder(bytes.length * 2); for (byte b : bytes) { sb.append(String.format("%02x", b & 0xff)); } return sb.toString(); } }