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// 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;
}
}
}
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