| // 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.SchemaFieldDefs.SchemaField; |
| import com.google.gerrit.index.query.RangeUtil.Range; |
| |
| public abstract class IntegerRangePredicate<T> extends IndexPredicate<T> { |
| private final Range range; |
| |
| protected IntegerRangePredicate(SchemaField<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); |
| |
| @Override |
| public boolean match(T object) { |
| 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; |
| } |
| } |