Java tutorial
//package com.java2s; /* * QuasselDroid - Quassel client for Android * Copyright (C) 2016 Janne Koschinski * Copyright (C) 2016 Ken Brge Viktil * Copyright (C) 2016 Magnus Fjell * Copyright (C) 2016 Martin Sandsmark <martin.sandsmark@kde.org> * * This program is free software: you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the Free * Software Foundation, either version 3 of the License, or (at your option) * any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program. If not, see <http://www.gnu.org/licenses/>. */ import android.support.annotation.NonNull; import android.util.Log; import java.util.LinkedList; import java.util.List; public class Main { public static void printHexDump(String prefix, @NonNull byte[] data) { List<String> strs = new LinkedList<>(); Log.e("HexDump" + prefix, "========"); String bytes = ""; int i; for (i = 0; i < data.length; i++) { bytes += String.format("%02x ", data[i]); if (i > 0 && (i + 1) % 32 == 0) { strs.add(bytes); bytes = ""; } } strs.add(bytes); for (int j = 0; j < strs.size(); j++) { Log.e("HexDump" + prefix + ":" + j, strs.get(j)); } } public static void printHexDump(@NonNull byte[] data) { printHexDump("", data); } }