/*
* Copyright 2013 Robert von Burg <eitch@eitchnet.ch>
*
* Licensed 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 li.strolch.xmlpers.api;
import java.text.MessageFormat;
import java.util.HashMap;
import java.util.Map;
/**
* @author Robert von Burg <eitch@eitchnet.ch>
*
*/
public class PersistenceContextFactoryDelegator {
private Map<String, PersistenceContextFactory<?>> contextFactoryCacheByType;
private Map<Class<?>, PersistenceContextFactory<?>> contextFactoryCacheByClass;
public PersistenceContextFactoryDelegator() {
this.contextFactoryCacheByType = new HashMap<>();
this.contextFactoryCacheByClass = new HashMap<>();
}
public void registerPersistenceContextFactory(Class<?> classType, String type,
PersistenceContextFactory<?> ctxFactory) {
this.contextFactoryCacheByClass.put(classType, ctxFactory);
this.contextFactoryCacheByType.put(type, ctxFactory);
}
public <T> PersistenceContextFactory<T> getCtxFactory(Class<?> classType) {
@SuppressWarnings("unchecked")
PersistenceContextFactory<T> ctxFactory = (PersistenceContextFactory<T>) this.contextFactoryCacheByClass
.get(classType);
if (ctxFactory != null)
return ctxFactory;
String msg = "No context factory is registered for {0}"; //$NON-NLS-1$
msg = MessageFormat.format(msg, classType);
throw new IllegalArgumentException(msg);
}
public <T> PersistenceContextFactory<T> getCtxFactory(String type) {
@SuppressWarnings("unchecked")
PersistenceContextFactory<T> ctxFactory = (PersistenceContextFactory<T>) this.contextFactoryCacheByType
.get(type);
if (ctxFactory != null)
return ctxFactory;
String msg = "No context factory is registered for type {0}"; //$NON-NLS-1$
msg = MessageFormat.format(msg, type);
throw new IllegalArgumentException(msg);
}
}