// Copyright (C) 2008 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.Gerrit; import com.google.gerrit.client.info.ChangeInfo; import com.google.gerrit.client.rpc.GerritCallback; import com.google.gerrit.common.PageLinks; import com.google.gerrit.reviewdb.client.Change; import com.google.gerrit.reviewdb.client.RevId; import com.google.gwt.regexp.shared.RegExp; import com.google.gwt.user.client.rpc.AsyncCallback; import com.google.gwtorm.client.KeyUtil; public class QueryScreen extends PagedSingleListScreen implements ChangeListScreen { // Legacy numeric identifier. private static final RegExp NUMERIC_ID = RegExp.compile("^[1-9][0-9]*$"); // Commit SHA1 hash private static final RegExp COMMIT_SHA1 = RegExp.compile("^([0-9a-fA-F]{4," + RevId.LEN + "})$"); // Change-Id private static final String ID_PATTERN = "[iI][0-9a-f]{4,}$"; private static final RegExp CHANGE_ID = RegExp.compile("^" + ID_PATTERN); private static final RegExp CHANGE_ID_TRIPLET = RegExp.compile("^(.)+~(.)+~" + ID_PATTERN); public static QueryScreen forQuery(String query) { return forQuery(query, 0); } public static QueryScreen forQuery(String query, int start) { return new QueryScreen(KeyUtil.encode(query), start); } private final String query; public QueryScreen(String encQuery, int start) { super(PageLinks.QUERY + encQuery, start); query = KeyUtil.decode(encQuery); } @Override protected void onInitUI() { super.onInitUI(); setWindowTitle(Util.M.changeQueryWindowTitle(query)); setPageTitle(Util.M.changeQueryPageTitle(query)); } @Override protected AsyncCallback<ChangeList> loadCallback() { return new GerritCallback<ChangeList>() { @Override public void onSuccess(ChangeList result) { if (isAttached()) { if (result.length() == 1 && isSingleQuery(query)) { ChangeInfo c = result.get(0); Change.Id id = c.legacyId(); Gerrit.display(PageLinks.toChange(id)); } else { display(result); QueryScreen.this.display(); } } } }; } @Override public void onShowView() { super.onShowView(); Gerrit.setQueryString(query); } @Override protected void onLoad() { super.onLoad(); ChangeList.query(query, ChangeTable.OPTIONS, loadCallback(), start, pageSize); } private static boolean isSingleQuery(String query) { return NUMERIC_ID.test(query) || CHANGE_ID.test(query) || CHANGE_ID_TRIPLET.test(query) || COMMIT_SHA1.test(query); } }