| /* |
| * 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.beam.runners.dataflow.worker; |
| |
| import java.util.Objects; |
| import org.apache.beam.sdk.transforms.windowing.BoundedWindow; |
| import org.apache.beam.sdk.values.PCollectionView; |
| |
| /** |
| * A pair of a {@link PCollectionView} and a {@link BoundedWindow}, which can be thought of as |
| * window "of" the view. This is a value class for use e.g. as a compound cache key. |
| * |
| * @param <T> the type of the underlying PCollectionView |
| */ |
| public final class PCollectionViewWindow<T> { |
| |
| private final PCollectionView<T> view; |
| private final BoundedWindow window; |
| |
| private PCollectionViewWindow(PCollectionView<T> view, BoundedWindow window) { |
| this.view = view; |
| this.window = window; |
| } |
| |
| public static <T> PCollectionViewWindow<T> of(PCollectionView<T> view, BoundedWindow window) { |
| return new PCollectionViewWindow<>(view, window); |
| } |
| |
| public PCollectionView<T> getView() { |
| return view; |
| } |
| |
| public BoundedWindow getWindow() { |
| return window; |
| } |
| |
| @Override |
| public boolean equals(Object otherObject) { |
| if (!(otherObject instanceof PCollectionViewWindow)) { |
| return false; |
| } |
| @SuppressWarnings("unchecked") |
| PCollectionViewWindow<T> other = (PCollectionViewWindow<T>) otherObject; |
| return getView().equals(other.getView()) && getWindow().equals(other.getWindow()); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(getView(), getWindow()); |
| } |
| } |