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/**
* 创建目录下的文件索引
*
* @param indexedDir
* :待创建索引目录
* @param indexTargetDir
* ： 索引目标路径
*/
public void newIndex(String indexedDir, String indexTargetDir) {
File fileDir = new File(indexedDir);
Collection<File> files = FileUtils.listFiles(fileDir, null, true);
IndexWriterConfig config = new IndexWriterConfig(Version.LUCENE_35,
new StandardAnalyzer(Version.LUCENE_35));
File indexFile = new File(indexTargetDir);
IndexWriter iw = null;
try {
Directory idxDirc = FSDirectory.open(indexFile);
iw = new IndexWriter(idxDirc, config);
for (File file : files) {
if (file.isFile()) {
Document doc = new Document();
Reader reader = new FileReader(file);
String type = FilenameUtils.getExtension(file.getName());
//文件名称 域
doc.add(new Field("filename", file.getAbsolutePath(),
Field.Store.YES, Field.Index.NOT_ANALYZED));
//文件内容 域
doc.add(new Field("content", reader));
//文件类型
doc.add(new Field("type", type, Field.Store.YES,
Field.Index.NOT_ANALYZED_NO_NORMS));
//文件日期
doc.add(new NumericField("date", Field.Store.YES, true)
.setLongValue(file.lastModified()));
//文件大小
doc.add(new NumericField("size", Field.Store.YES, false)
.setIntValue(new Long(file.length()).intValue()));
iw.addDocument(doc);
}
}
} catch (CorruptIndexException e) {
e.printStackTrace();
} catch (LockObtainFailedException e) {
e.printStackTrace();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
iw.close();
} catch (CorruptIndexException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
}
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