Java tutorial
/* * Sonar, open source software quality management tool. * Copyright (C) 2008-2011 SonarSource * mailto:contact AT sonarsource DOT com * * Sonar is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or (at your option) any later version. * * Sonar 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with Sonar; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02 */ package org.sonar.updatecenter.common; import org.apache.commons.lang.StringUtils; /** * @since 0.4 */ public final class PluginKeyUtils { private PluginKeyUtils() { // only static methods } public static String sanitize(String mavenArtifactId) { if (mavenArtifactId == null) { return null; } String key = mavenArtifactId; if (StringUtils.startsWith(mavenArtifactId, "sonar-") && StringUtils.endsWith(mavenArtifactId, "-plugin")) { key = StringUtils.removeEnd(StringUtils.removeStart(mavenArtifactId, "sonar-"), "-plugin"); } else if (StringUtils.endsWith(mavenArtifactId, "-sonar-plugin")) { key = StringUtils.removeEnd(mavenArtifactId, "-sonar-plugin"); } return keepLettersAndDigits(key); } private static String keepLettersAndDigits(String key) { StringBuilder sb = new StringBuilder(); for (int index = 0; index < key.length(); index++) { char character = key.charAt(index); if (Character.isLetter(character) || Character.isDigit(character)) { sb.append(character); } } return sb.toString(); } public static boolean isValid(String pluginKey) { return StringUtils.isNotBlank(pluginKey) && StringUtils.isAlphanumeric(pluginKey); } }