Here you can find the source of dumpByteArray(byte[] b)
public static String dumpByteArray(byte[] b)
//package com.java2s; /*-// w ww .j a v a 2 s. c o m * * This file is part of Oracle Berkeley DB Java Edition * Copyright (C) 2002, 2015 Oracle and/or its affiliates. All rights reserved. * * Oracle Berkeley DB Java Edition is free software: you can redistribute it * and/or modify it under the terms of the GNU Affero General Public License * as published by the Free Software Foundation, version 3. * * Oracle Berkeley DB Java Edition is distributed in the hope that it will be * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero * General Public License for more details. * * You should have received a copy of the GNU Affero General Public License in * the LICENSE file along with Oracle Berkeley DB Java Edition. If not, see * <http://www.gnu.org/licenses/>. * * An active Oracle commercial licensing agreement for this product * supercedes this license. * * For more information please contact: * * Vice President Legal, Development * Oracle America, Inc. * 5OP-10 * 500 Oracle Parkway * Redwood Shores, CA 94065 * * or * * berkeleydb-info_us@oracle.com * * [This line intentionally left blank.] * [This line intentionally left blank.] * [This line intentionally left blank.] * [This line intentionally left blank.] * [This line intentionally left blank.] * [This line intentionally left blank.] * EOF * */ public class Main { /** * @return length and data of a byte array, printed as decimal numbers */ public static String dumpByteArray(byte[] b) { StringBuilder sb = new StringBuilder(); sb.append("<byteArray len = "); sb.append(b.length); sb.append(" data = \""); for (int i = 0; i < b.length; i++) { sb.append(b[i]).append(","); } sb.append("\"/>"); return sb.toString(); } }