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// Copyright (C) 2014 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.index.query;
import com.google.gerrit.index.FieldDef;
import com.google.gerrit.index.query.RangeUtil.Range;
import com.google.gwtorm.server.OrmException;
public abstract class IntegerRangePredicate<T> extends IndexPredicate<T> {
private final Range range;
protected IntegerRangePredicate(FieldDef<T, Integer> type, String value)
throws QueryParseException {
super(type, value);
range = RangeUtil.getRange(value, Integer.MIN_VALUE, Integer.MAX_VALUE);
if (range == null) {
throw new QueryParseException("Invalid range predicate: " + value);
}
}
protected abstract Integer getValueInt(T object) throws OrmException;
public boolean match(T object) throws OrmException {
Integer valueInt = getValueInt(object);
if (valueInt == null) {
return false;
}
return valueInt >= range.min && valueInt <= range.max;
}
/** Return the minimum value of this predicate's range, inclusive. */
public int getMinimumValue() {
return range.min;
}
/** Return the maximum value of this predicate's range, inclusive. */
public int getMaximumValue() {
return range.max;
}
}