| /* |
| * 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.lucene.search.highlight; |
| /** |
| * Low-level class used to record information about a section of a document |
| * with a score. |
| * |
| * |
| */ |
| public class TextFragment |
| { |
| CharSequence markedUpText; |
| int fragNum; |
| int textStartPos; |
| int textEndPos; |
| float score; |
| |
| public TextFragment(CharSequence markedUpText,int textStartPos, int fragNum) |
| { |
| this.markedUpText=markedUpText; |
| this.textStartPos = textStartPos; |
| this.fragNum = fragNum; |
| } |
| |
| void setScore(float score) |
| { |
| this.score=score; |
| } |
| public float getScore() |
| { |
| return score; |
| } |
| /** |
| * @param frag2 Fragment to be merged into this one |
| */ |
| public void merge(TextFragment frag2) |
| { |
| textEndPos = frag2.textEndPos; |
| score=Math.max(score,frag2.score); |
| } |
| /** |
| * @return true if this fragment follows the one passed |
| */ |
| public boolean follows(TextFragment fragment) |
| { |
| return textStartPos == fragment.textEndPos; |
| } |
| |
| /** |
| * @return the fragment sequence number |
| */ |
| public int getFragNum() |
| { |
| return fragNum; |
| } |
| |
| /* Returns the marked-up text for this text fragment |
| */ |
| @Override |
| public String toString() { |
| return markedUpText.subSequence(textStartPos, textEndPos).toString(); |
| } |
| |
| } |