Mercurial > hg > release > thermostat-0.13
view storage/core/src/main/java/com/redhat/thermostat/storage/core/Categories.java @ 1215:7012500bb995
Add support for deleting of data for all agents
Reviewed-by: omajid
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2013-August/007775.html
author | Andriy Petrus <apetrus@redhat.com> |
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date | Fri, 09 Aug 2013 15:45:12 -0400 |
parents | ccac9bcabaa0 |
children |
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/* * Copyright 2012, 2013 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.storage.core; import java.util.ArrayList; import java.util.Collections; import java.util.HashMap; import java.util.List; import java.util.Map; public class Categories { private static final Map<String, Category> namesToCategories = new HashMap<>(); public static synchronized boolean contains(String name) { return namesToCategories.containsKey(name); } public static synchronized void add(Category category) { if (namesToCategories.containsKey(category.getName())) { throw new IllegalArgumentException("category already registered"); } namesToCategories.put(category.getName(), category); } public static synchronized void remove(Category category) { namesToCategories.remove(category.getName()); } public static synchronized Category getByName(String categoryName) { return namesToCategories.get(categoryName); } public static synchronized List<Category> getAllCategories() { return Collections.unmodifiableList(new ArrayList<Category>(namesToCategories.values())); } }