1 /* 2 * Copyright 2021 LINE Corporation 3 * 4 * LINE Corporation licenses this file to you under the Apache License, 5 * version 2.0 (the "License"); you may not use this file except in compliance 6 * with the License. You may obtain a copy of the License at: 7 * 8 * https://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 13 * License for the specific language governing permissions and limitations 14 * under the License. 15 */ 16 package com.linecorp.centraldogma.client; 17 18 import static java.util.Objects.requireNonNull; 19 20 import java.util.concurrent.CompletableFuture; 21 22 import com.linecorp.centraldogma.common.Change; 23 import com.linecorp.centraldogma.common.Query; 24 import com.linecorp.centraldogma.common.Revision; 25 26 /** 27 * Prepares to send a {@link CentralDogma#getDiff(String, String, Revision, Revision, Query)} request to the 28 * Central Dogma repository. 29 */ 30 public final class DiffRequest<T> { 31 32 private final CentralDogmaRepository centralDogmaRepo; 33 private final Query<T> query; 34 35 DiffRequest(CentralDogmaRepository centralDogmaRepo, Query<T> query) { 36 this.centralDogmaRepo = centralDogmaRepo; 37 this.query = query; 38 } 39 40 /** 41 * Queries a file at two different revisions and returns the diff of the two {@link Query} results. 42 * 43 * @return the {@link Change} that contains the diff of the file matched by the given {@code query} 44 * between the specified two revisions 45 */ 46 public CompletableFuture<Change<T>> get(Revision from, Revision to) { 47 requireNonNull(from, "from"); 48 requireNonNull(to, "to"); 49 return centralDogmaRepo.centralDogma().getDiff(centralDogmaRepo.projectName(), 50 centralDogmaRepo.repositoryName(), 51 from, to, query); 52 } 53 }