/*
* 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.streaming.runtime.operators.windowing;
import org.apache.flink.streaming.api.windowing.windows.Window;
/**
* Helper class for emitting a value along with the window information from
* a {@link org.apache.flink.streaming.api.functions.windowing.WindowFunction}.
*/
public class WindowedValue<T, W extends Window> {
private final T value;
private final W window;
public WindowedValue(T value, W window) {
this.value = value;
this.window = window;
}
public T value() {
return value;
}
public W window() {
return window;
}
@Override
public String toString() {
return "WindowedValue(" + value + ", " + window + ")";
}
}