| // Copyright (C) 2012 The Android Open Source Project |
| // |
| // 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.gerrit.client.changes; |
| |
| import com.google.gerrit.client.rpc.RestApi; |
| import com.google.gerrit.common.changes.ListChangesOption; |
| import com.google.gwt.core.client.JsArray; |
| import com.google.gwt.user.client.rpc.AsyncCallback; |
| import com.google.gwtorm.client.KeyUtil; |
| |
| import java.util.EnumSet; |
| |
| /** List of changes available from {@code /changes/}. */ |
| public class ChangeList extends JsArray<ChangeInfo> { |
| private static final String URI = "/changes/"; |
| |
| /** Run 2 or more queries in a single remote invocation. */ |
| public static void query( |
| AsyncCallback<JsArray<ChangeList>> callback, String... queries) { |
| assert queries.length >= 2; // At least 2 is required for correct result. |
| RestApi call = new RestApi(URI); |
| for (String q : queries) { |
| call.addParameterRaw("q", KeyUtil.encode(q)); |
| } |
| addOptions(call, ListChangesOption.LABELS); |
| call.get(callback); |
| } |
| |
| public static void prev(String query, |
| int limit, String sortkey, |
| AsyncCallback<ChangeList> callback) { |
| RestApi call = newQuery(query); |
| if (limit > 0) { |
| call.addParameter("n", limit); |
| } |
| addOptions(call, ListChangesOption.LABELS); |
| if (!PagedSingleListScreen.MIN_SORTKEY.equals(sortkey)) { |
| call.addParameter("P", sortkey); |
| } |
| call.get(callback); |
| } |
| |
| public static void next(String query, |
| int limit, String sortkey, |
| AsyncCallback<ChangeList> callback) { |
| RestApi call = newQuery(query); |
| if (limit > 0) { |
| call.addParameter("n", limit); |
| } |
| addOptions(call, ListChangesOption.LABELS); |
| if (!PagedSingleListScreen.MAX_SORTKEY.equals(sortkey)) { |
| call.addParameter("N", sortkey); |
| } |
| call.get(callback); |
| } |
| |
| private static void addOptions( |
| RestApi call, ListChangesOption option1, ListChangesOption... options) { |
| EnumSet<ListChangesOption> s = EnumSet.of(option1, options); |
| call.addParameterRaw("O", Integer.toHexString(ListChangesOption.toBits(s))); |
| } |
| |
| private static RestApi newQuery(String query) { |
| RestApi call = new RestApi(URI); |
| // The server default is ?q=status:open so don't repeat it. |
| if (!"status:open".equals(query) && !"is:open".equals(query)) { |
| call.addParameterRaw("q", KeyUtil.encode(query)); |
| } |
| return call; |
| } |
| |
| protected ChangeList() { |
| } |
| } |