
com.google.cloud.dataflow.sdk.transforms.windowing.FixedWindows Maven / Gradle / Ivy
/*
* Copyright (C) 2015 Google 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 com.google.cloud.dataflow.sdk.transforms.windowing;
import com.google.cloud.dataflow.sdk.coders.Coder;
import org.joda.time.Duration;
import org.joda.time.Instant;
/**
* A {@link WindowFn} that windows values into fixed-size timestamp-based windows.
*
* For example, in order to partition the data into 10 minute windows:
*
{@code
* PCollection items = ...;
* PCollection windowedItems = items.apply(
* Window.into(FixedWindows.of(Duration.standardMinutes(10))));
* }
*/
@SuppressWarnings("serial")
public class FixedWindows extends PartitioningWindowFn
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