Java tutorial
//package com.java2s; /** * LearnPAd - Verification Component * * Copyright (C) 2015 Unicam * This program 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, 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * * @author Damiano Falcioni - Unicam <damiano.falcioni@gmail.com> */ public class Main { public static String escapeXMLField(String field) { if (field.contains("&")) { int index = 0; do { index = field.indexOf("&", index); if (index != -1 && !field.substring(index).startsWith("&")) field = field.substring(0, index) + "&" + field.substring(index + 1, field.length()); if (index != -1) index++; } while (index != -1); } field = field.replaceAll("<", "<").replaceAll(">", ">").replaceAll("\"", """).replaceAll("'", "'"); return field; } }