| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.felix.cm.impl; |
| |
| |
| import java.io.IOException; |
| import java.util.Dictionary; |
| import org.apache.felix.cm.PersistenceManager; |
| import org.apache.felix.cm.impl.helper.TargetedPID; |
| import org.osgi.service.log.LogService; |
| |
| |
| abstract class ConfigurationBase |
| { |
| |
| /** |
| * The {@link ConfigurationManager configuration manager} instance which |
| * caused this configuration object to be created. |
| */ |
| private final ConfigurationManager configurationManager; |
| |
| // the persistence manager storing this factory mapping |
| private final PersistenceManager persistenceManager; |
| |
| // the basic ID of this instance |
| private final TargetedPID baseId; |
| |
| protected ConfigurationBase( final ConfigurationManager configurationManager, |
| final PersistenceManager persistenceManager, final String baseId ) |
| { |
| if ( configurationManager == null ) |
| { |
| throw new IllegalArgumentException( "ConfigurationManager must not be null" ); |
| } |
| |
| if ( persistenceManager == null ) |
| { |
| throw new IllegalArgumentException( "PersistenceManager must not be null" ); |
| } |
| |
| this.configurationManager = configurationManager; |
| this.persistenceManager = persistenceManager; |
| this.baseId = new TargetedPID( baseId ); |
| } |
| |
| |
| ConfigurationManager getConfigurationManager() |
| { |
| return configurationManager; |
| } |
| |
| |
| PersistenceManager getPersistenceManager() |
| { |
| return persistenceManager; |
| } |
| |
| |
| TargetedPID getBaseId() |
| { |
| return baseId; |
| } |
| |
| |
| /** |
| * Returns <code>true</code> if the ConfigurationManager of this |
| * configuration is still active. |
| */ |
| boolean isActive() |
| { |
| return configurationManager.isActive(); |
| } |
| |
| |
| abstract void store() throws IOException; |
| |
| |
| void storeSilently() |
| { |
| try |
| { |
| this.store(); |
| } |
| catch ( IOException ioe ) |
| { |
| configurationManager.log( LogService.LOG_ERROR, "Persisting ID {0} failed", new Object[] |
| { getBaseId(), ioe } ); |
| } |
| } |
| |
| |
| static protected void replaceProperty( Dictionary properties, String key, String value ) |
| { |
| if ( value == null ) |
| { |
| properties.remove( key ); |
| } |
| else |
| { |
| properties.put( key, value ); |
| } |
| } |
| |
| } |