org.apache.flink.runtime.state.ttl.TtlValue Maven / Gradle / Ivy
/*
* 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.flink.runtime.state.ttl;
import javax.annotation.Nullable;
import java.io.Serializable;
/**
* This class wraps user value of state with TTL. Visibility is public for usage with external tools.
*
* @param Type of the user value of state with TTL
*/
public class TtlValue implements Serializable {
private static final long serialVersionUID = 5221129704201125020L;
@Nullable
private final T userValue;
private final long lastAccessTimestamp;
public TtlValue(@Nullable T userValue, long lastAccessTimestamp) {
this.userValue = userValue;
this.lastAccessTimestamp = lastAccessTimestamp;
}
@Nullable
public T getUserValue() {
return userValue;
}
public long getLastAccessTimestamp() {
return lastAccessTimestamp;
}
}