/*
 * 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.ode.bpel.iapi;

import java.util.Collection;
import java.util.Set;

/**
 * This is the cache API that ODE will use for the consistency.
 * 
 * @author jeffyu
 *
 */
public interface Cache<K, V> {
	
	public V put(K key, V value);
		
	public V get(K key);
	
	public V remove(K key);
	
	public boolean containsKey(K key);
	
	public Set<K> keySet();
	
	public Collection<V> values();
	
}
