def createIndex(cls, dataDir, indexDir, useCompound):
indexDir = SimpleFSDirectory(File(indexDir))
config = IndexWriterConfig(Version.LUCENE_CURRENT,
StandardAnalyzer(Version.LUCENE_CURRENT))
config.setOpenMode(IndexWriterConfig.OpenMode.CREATE)
writer = IndexWriter(indexDir, config)
config = writer.getConfig()
mp = config.getMergePolicy()
if (LogMergePolicy.instance_(mp)):
mp.setUseCompoundFile(useCompound)
for dir, dirnames, filenames in os.walk(dataDir):
for filename in filenames:
if filename.endswith('.properties'):
cls.indexFile(writer, os.path.join(dir, filename), dataDir)
writer.commit()
writer.close()
