ne.apache.org/core/5_1_0/core/org/apache/lucene/index/IndexDeletionPolicy.html?is-external=true" title="class or interface in org.apache.lucene.index">IndexDeletionPolicy</a>&nbsp;delPolicy,
                     <a href="http://lucene.apache.org/core/5_1_0/core/org/apache/lucene/codecs/Codec.html?is-external=true" title="class or interface in org.apache.lucene.codecs">Codec</a>&nbsp;codec)
                              throws <a href="http://download.oracle.com/javase/7/docs/api/java/io/IOException.html?is-