lucene整理3 -- 排序、过滤、分词器
1. 排序
1.1. Sort类
3.2.1.2. 设定正向最大匹配的字数RAMDirectory RAMDir=new RAMDirectory();IndexWriter writer = new IndexWriter(RAMDir, new StandardAnalyzer(), true);//删除原有索引IndexWriter writer2=new IndexWriter(FSDirectory.getDirectory(path,true),new StandardAnalyzer(), true);writer.addDocument(doc1);writer2.addDocument(doc2);writer.close();writer2.addIndexes(new Directory[]{RAMDir});writer2.close();注意:在合并前一定要先关闭要加的索引器。
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