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/*
* 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.openjpa.slice.jdbc;
import java.util.Map;
import org.apache.openjpa.conf.OpenJPAVersion;
import org.apache.openjpa.jdbc.conf.JDBCConfiguration;
import org.apache.openjpa.jdbc.kernel.JDBCBrokerFactory;
import org.apache.openjpa.kernel.Bootstrap;
import org.apache.openjpa.kernel.StoreManager;
import org.apache.openjpa.lib.conf.ConfigurationProvider;
import org.apache.openjpa.lib.util.Localizer;
/**
* A factory for distributed JDBC datastores.
*
* @author Pinaki Poddar
*
*/
@SuppressWarnings("serial")
public class DistributedJDBCBrokerFactory extends JDBCBrokerFactory {
private static final Localizer _loc =
Localizer.forPackage(DistributedJDBCBrokerFactory.class);
/**
* Factory method for constructing a factory from properties. Invoked from
* {@link Bootstrap#newBrokerFactory}.
*/
public static DistributedJDBCBrokerFactory newInstance(
ConfigurationProvider cp) {
DistributedJDBCConfigurationImpl conf =
new DistributedJDBCConfigurationImpl(cp);
cp.setInto(conf);
return new DistributedJDBCBrokerFactory(conf);
}
/**
* Factory method for obtaining a possibly-pooled factory from properties.
* Invoked from {@link Bootstrap#getBrokerFactory}.
*/
public static JDBCBrokerFactory getInstance(ConfigurationProvider cp) {
Map properties = cp.getProperties();
Object key = toPoolKey(properties);
DistributedJDBCBrokerFactory factory =
(DistributedJDBCBrokerFactory) getPooledFactoryForKey(key);
if (factory != null)
return factory;
factory = newInstance(cp);
pool(key, factory);
return factory;
}
/**
* Factory method for constructing a factory from a configuration.
*/
public static synchronized JDBCBrokerFactory getInstance(
JDBCConfiguration conf) {
Map properties = conf.toProperties(false);
Object key = toPoolKey(properties);
DistributedJDBCBrokerFactory factory =
(DistributedJDBCBrokerFactory) getPooledFactoryForKey(key);
if (factory != null)
return factory;
factory = new DistributedJDBCBrokerFactory(
(DistributedJDBCConfiguration) conf);
pool(key, factory);
return factory;
}
public DistributedJDBCBrokerFactory(DistributedJDBCConfiguration conf) {
super(conf);
}
@Override
public DistributedJDBCConfiguration getConfiguration() {
return (DistributedJDBCConfiguration)super.getConfiguration();
}
@Override
protected StoreManager newStoreManager() {
return new DistributedStoreManager(getConfiguration());
}
@Override
protected Object getFactoryInitializationBanner() {
return _loc.get("factory-init", OpenJPAVersion.VERSION_NUMBER);
}
}