| /* |
| * 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 org.apache.uima.cas.impl; |
| |
| import org.apache.uima.cas.CAS; |
| import org.apache.uima.cas.FeatureStructure; |
| |
| /** |
| * Default implementation to compare two annotations. |
| * |
| * |
| * @version $Revision: 1.1 $ |
| */ |
| public class DefaultFSAnnotationComparator implements FSComparator { |
| |
| private final DefaultAnnotationComparator internalComparator; |
| |
| public DefaultFSAnnotationComparator(CAS cas) { |
| super(); |
| this.internalComparator = new DefaultAnnotationComparator((CASImpl) cas); |
| } |
| |
| /** |
| * Compare two annotations. First compare by start position, where smaller start position means |
| * smaller annotation. If start positions are equal, compare by end position, where larger end |
| * position is smaller. Finally, compare by type code, arbitrarily. Does not compare feature |
| * values. |
| * |
| * @param fs1 |
| * FS1. |
| * @param fs2 |
| * FS2. |
| * @return <code>-1</code>, if FS1 is "smaller" than FS2; <code>1</code>, if FS2 is smaller |
| * than FS1; and <code>0</code>, if FS1 equals FS2. |
| */ |
| public int compare(FeatureStructure fs1, FeatureStructure fs2) { |
| final int addr1 = ((FeatureStructureImpl) fs1).getAddress(); |
| final int addr2 = ((FeatureStructureImpl) fs2).getAddress(); |
| return this.internalComparator.compare(addr1, addr2); |
| } |
| |
| } |