/*
* #%L
* Gravia :: Repository
* %%
* Copyright (C) 2012 - 2014 JBoss by Red Hat
* %%
* 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.
* #L%
*/
package org.jboss.gravia.repository.spi;
import java.util.HashMap;
import java.util.Map;
import org.jboss.gravia.repository.RepositoryWriter;
/**
* An abstract content handler.
*
* @author thomas.diesler@jboss.com
* @since 12-Jun-2012
*/
public abstract class AbstractContentHandler implements RepositoryWriter.ContentHandler {
private final Map<Class<?>, Object> contextItems = new HashMap<>();
@Override
@SuppressWarnings("unchecked")
public <T> T addContextItem(Class<T> type, T obj) {
return (T) contextItems.put(type, obj);
}
@Override
@SuppressWarnings("unchecked")
public <T> T removeContextItem(Class<T> type) {
return (T) contextItems.remove(type);
}
@Override
@SuppressWarnings("unchecked")
public <T> T getContextItem(Class<T> type) {
return (T) contextItems.get(type);
}
}