001/* 002 * Copyright 2020 Anyware Services 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.ametys.core.migration.handler; 017 018import java.util.ArrayList; 019import java.util.Collections; 020import java.util.List; 021 022import org.apache.avalon.framework.configuration.Configuration; 023import org.apache.avalon.framework.configuration.ConfigurationException; 024 025import org.ametys.core.migration.MigrationException; 026import org.ametys.core.migration.NotMigrableInSafeModeException; 027import org.ametys.core.migration.configuration.VersionConfiguration; 028import org.ametys.core.migration.version.Version; 029 030/** 031 * Class for {@link VersionHandler} returning only one version. 032 */ 033public class SingleVersionHandler extends AbstractVersionHandler 034{ 035 @Override 036 public List<Version> getCurrentVersions(String componentId, VersionConfiguration configuration) throws MigrationException, NotMigrableInSafeModeException 037 { 038 getLogger().debug("Get versions for component id: " + componentId); 039 Version currentVersion = getVersionStorage().getCurrentVersion(componentId, configuration, _id); 040 if (currentVersion != null) 041 { 042 return Collections.singletonList(currentVersion); 043 } 044 045 return new ArrayList<>(); 046 } 047 048 @Override 049 public VersionConfiguration getConfiguration(String componentId, Configuration versionConfiguration) throws ConfigurationException, NotMigrableInSafeModeException 050 { 051 getLogger().debug("Get configuration for component id: " + componentId); 052 return getVersionStorage().getConfiguration(componentId, versionConfiguration); 053 } 054}