| // Copyright (C) 2010 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.server.query.change; |
| |
| import com.google.gerrit.reviewdb.Change; |
| import com.google.gerrit.reviewdb.ReviewDb; |
| import com.google.gerrit.server.query.OperatorPredicate; |
| import com.google.gwtorm.client.OrmException; |
| import com.google.inject.Provider; |
| |
| abstract class SortKeyPredicate extends OperatorPredicate<ChangeData> { |
| protected final Provider<ReviewDb> dbProvider; |
| |
| SortKeyPredicate(Provider<ReviewDb> dbProvider, String name, String value) { |
| super(name, value); |
| this.dbProvider = dbProvider; |
| } |
| |
| @Override |
| public int getCost() { |
| return 1; |
| } |
| |
| static class Before extends SortKeyPredicate { |
| Before(Provider<ReviewDb> dbProvider, String value) { |
| super(dbProvider, "sortkey_before", value); |
| } |
| |
| @Override |
| public boolean match(ChangeData cd) throws OrmException { |
| Change change = cd.change(dbProvider); |
| return change != null && change.getSortKey().compareTo(getValue()) < 0; |
| } |
| } |
| |
| static class After extends SortKeyPredicate { |
| After(Provider<ReviewDb> dbProvider, String value) { |
| super(dbProvider, "sortkey_after", value); |
| } |
| |
| @Override |
| public boolean match(ChangeData cd) throws OrmException { |
| Change change = cd.change(dbProvider); |
| return change != null && change.getSortKey().compareTo(getValue()) > 0; |
| } |
| } |
| } |