/*
 * Copyright (C) 2016 Red Hat, Inc.
 *
 * 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 io.syndesis.common.util.cache;

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

/**
 * The interface for a cache.
 */
public interface Cache<K, V> {

    V get(K key);

    Set<K> keySet();

    Collection<V> values();

    void put(K key, V value);

    V remove(K key);

    void clear();

    int size();

}
