| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 accord.utils; |
| |
| import java.util.Comparator; |
| |
| import accord.primitives.Range; |
| import accord.primitives.RoutableKey; |
| |
| import static accord.utils.SearchableRangeList.MAX_SCAN_DISTANCE; |
| |
| /** |
| * Builder for {@link SearchableRangeList} |
| */ |
| public class SearchableRangeListBuilder extends CheckpointIntervalArrayBuilder<Range[], Range, RoutableKey> |
| { |
| public static final Accessor<Range[], Range, RoutableKey> RANGE_ACCESSOR = new Accessor<>() |
| { |
| @Override |
| public int size(Range[] ranges) |
| { |
| return ranges.length; |
| } |
| |
| @Override |
| public Range get(Range[] ranges, int index) |
| { |
| return ranges[index]; |
| } |
| |
| @Override |
| public RoutableKey start(Range[] ranges, int index) |
| { |
| return ranges[index].start(); |
| } |
| |
| @Override |
| public RoutableKey start(Range range) |
| { |
| return range.start(); |
| } |
| |
| @Override |
| public RoutableKey end(Range[] ranges, int index) |
| { |
| return ranges[index].end(); |
| } |
| |
| @Override |
| public RoutableKey end(Range range) |
| { |
| return range.end(); |
| } |
| |
| @Override |
| public Comparator<RoutableKey> keyComparator() |
| { |
| return Comparator.naturalOrder(); |
| } |
| |
| @Override |
| public int binarySearch(Range[] ranges, int from, int to, RoutableKey find, AsymmetricComparator<RoutableKey, Range> comparator, SortedArrays.Search op) |
| { |
| return SortedArrays.binarySearch(ranges, from, to, find, comparator, op); |
| } |
| }; |
| |
| public SearchableRangeListBuilder(Range[] ranges, Strategy strategy, Links links) |
| { |
| super(RANGE_ACCESSOR, ranges, strategy, links); |
| } |
| |
| public SearchableRangeListBuilder(Range[] ranges, int goalScanDistance, Strategy strategy, Links links) |
| { |
| super(RANGE_ACCESSOR, ranges, goalScanDistance, strategy, links); |
| Invariants.checkArgument(goalScanDistance <= MAX_SCAN_DISTANCE); |
| } |
| |
| @Override |
| public SearchableRangeList build() |
| { |
| return build((ranges, bounds, headers, lists, maxScanAndCheckpointMatches) -> |
| new SearchableRangeList(ranges, bounds, headers, lists, maxScanAndCheckpointMatches)); |
| } |
| } |