Java tutorial
/* * SonarLint Core - Implementation * Copyright (C) 2009-2017 SonarSource SA * mailto:info AT sonarsource DOT com * * This program 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. * * 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program; if not, write to the Free Software Foundation, * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ package org.sonarsource.sonarlint.core.plugin; import javax.annotation.Nullable; import org.apache.commons.lang.StringUtils; /** * @since 0.4 */ public final class PluginKeyUtils { private static final String SONAR_PLUGIN_SUFFIX = "-sonar-plugin"; private static final String SONAR_PREFIX = "sonar-"; private static final String PLUGIN_SUFFIX = "-plugin"; private PluginKeyUtils() { // only static methods } public static String sanitize(@Nullable String mavenArtifactId) { if (mavenArtifactId == null) { return null; } String key = mavenArtifactId; if (StringUtils.startsWith(mavenArtifactId, SONAR_PREFIX) && StringUtils.endsWith(mavenArtifactId, PLUGIN_SUFFIX)) { key = StringUtils.removeEnd(StringUtils.removeStart(mavenArtifactId, SONAR_PREFIX), PLUGIN_SUFFIX); } else if (StringUtils.endsWith(mavenArtifactId, SONAR_PLUGIN_SUFFIX)) { key = StringUtils.removeEnd(mavenArtifactId, SONAR_PLUGIN_SUFFIX); } 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); } }