com.hazelcast.core.EntryView Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
*
* 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 com.hazelcast.core;
/**
* EntryView represents a readonly view of a map entry.
*
* @param key
* @param value
*/
public interface EntryView {
/**
* Returns the key of the entry.
*
* @return the key of the entry
*/
K getKey();
/**
* Returns the value of the entry.
*
* @return the value of the entry
*/
V getValue();
/**
* Returns the cost (in bytes) of the entry.
*
* Warning:
*
* This method returns -1 if statistics is not enabled.
*
*
* @return the cost in bytes of the entry
*/
long getCost();
/**
* Returns the creation time of the entry.
*
* Warning:
*
* This method returns -1 if statistics is not enabled.
*
*
* @return the creation time of the entry
*/
long getCreationTime();
/**
* Returns the expiration time of the entry.
*
* @return the expiration time of the entry
*/
long getExpirationTime();
/**
* Returns number of hits of the entry.
*
* Warning:
* ˆ
* This method returns -1 if statistics is not enabled.
*
*
* @return number of hits of the entry
*/
long getHits();
/**
* Returns the last access time for the entry.
*
* Warning:
* ˆ
* This method returns -1 if statistics is not enabled.
*
*
* @return the last access time for the entry
*/
long getLastAccessTime();
/**
* Returns the last time the value was flushed to mapstore.
*
* Warning:
* ˆ
* This method returns -1 if statistics is not enabled.
*
*
* @return the last store time for the value
*/
long getLastStoredTime();
/**
* Returns the last time the value was updated.
*
* Warning:
* ˆ
* This method returns -1 if statistics is not enabled.
*
*
* @return the last time the value was updated
*/
long getLastUpdateTime();
/**
* Returns the version of the entry
*
* @return the version of the entry
*/
long getVersion();
/**
* Returns the last set time to live second.
*
* @return the last set time to live second.
*/
long getTtl();
}