question: looks up a format by name concode_field_sep PostingsFormat[] EMPTY concode_elem_sep String name concode_elem_sep NamedSPILoader<PostingsFormat> loader concode_field_sep FieldsConsumer fieldsConsumer concode_elem_sep String getName concode_elem_sep Set<String> availablePostingsFormats concode_elem_sep void reloadPostingsFormats concode_elem_sep FieldsProducer fieldsProducer concode_elem_sep String toString
target: PostingsFormat function ( String arg0 ) { if ( loader == null ) { throw new IllegalStateException ( "srini_string" + "srini_string" ) ; } return loader . lookup ( arg0 ) ; }