lucene(全文搜索)_删除索引

/**
* 索引的删除
*/
public void delete() {
IndexWriter writer = null;

try {
writer = new IndexWriter(directory, new IndexWriterConfig(
Version.LUCENE_35, new StandardAnalyzer(Version.LUCENE_35)));
// 参数是一个选项，可以是一个query，也可以是一个term，term是一个精确查找的值
writer.deleteDocuments(new Term("id", "1"));
} catch (CorruptIndexException e) {
e.printStackTrace();
} catch (LockObtainFailedException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
if (writer != null) {
try {
writer.close();
} catch (CorruptIndexException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}

@Test
public void testDelete(){
LuceneUtil util = new LuceneUtil();
System.out.println("删除前 =======");
util.query();
util.delete();
System.out.println("删除后 =======");
util.query();
}