question: calls indexwriter #adddocuments iterable andreturns the generation that reflects this change . concode_field_sep AtomicLong indexingGen concode_elem_sep IndexWriter writer concode_field_sep long deleteDocuments concode_elem_sep long deleteDocuments concode_elem_sep long deleteDocuments concode_elem_sep long deleteDocuments concode_elem_sep IndexWriter getIndexWriter concode_elem_sep long addDocument concode_elem_sep long updateDocuments concode_elem_sep long getGeneration concode_elem_sep long deleteAll concode_elem_sep long tryDeleteDocument concode_elem_sep long updateDocument concode_elem_sep long addIndexes concode_elem_sep long addIndexes concode_elem_sep long getAndIncrementGeneration
target: long function ( Iterable < ? extends Iterable < ? extends IndexableField >> arg0 ) { writer . addDocuments ( arg0 ) ; return indexingGen . get ( ) ; }