Mercurial > hg > release > thermostat-1.6
view common/core/src/main/java/com/redhat/thermostat/common/utils/StringUtils.java @ 2049:a92d602216ad
Update copyright license headers for 2017
PR3290
Reviewed-by: jerboaa
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2017-January/021974.html
author | Andrew Azores <aazores@redhat.com> |
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date | Tue, 17 Jan 2017 12:19:56 -0500 |
parents | 31f274ab27a5 |
children |
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/* * Copyright 2012-2017 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat 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 2, or (at your * option) any later version. * * Thermostat 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 Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.common.utils; import java.io.ByteArrayInputStream; import java.io.InputStream; import java.io.UnsupportedEncodingException; public class StringUtils { private StringUtils() { /* should not be instantiated */ } public static InputStream toInputStream(String toConvert) { try { return new ByteArrayInputStream(toConvert.getBytes("UTF-8")); } catch (UnsupportedEncodingException e) { throw new IllegalStateException("UTF-8 not supported"); } } public static String quote(String toQuote) { return "\"" + toQuote + "\""; } public static String repeat(String text, int times) { StringBuilder builder = new StringBuilder(text.length() * times); for (int i = 0; i < times; i++) { builder.append(text); } return builder.toString(); } public static String join(String delimiter, Iterable<? extends CharSequence> items) { StringBuilder result = new StringBuilder(); for (CharSequence item : items) { if (result.length() != 0) { result.append(delimiter); } result.append(item); } return result.toString(); } /** Make a string usable as html by escaping everything dangerous inside it */ public static String htmlEscape(String in) { // https://www.owasp.org/index.php/XSS_(Cross_Site_Scripting)_Prevention_Cheat_Sheet#RULE_.231_-_HTML_Escape_Before_Inserting_Untrusted_Data_into_HTML_Element_Content in = in.replaceAll("&", "&"); in = in.replaceAll("<", "<"); in = in.replaceAll(">", ">"); in = in.replaceAll("\"", """); in = in.replaceAll("'", "'"); in = in.replaceAll("/", "/"); return in; } }