api compatible with hadoop 1 . x concode_field_sep Class<?>[] paramTypes concode_elem_sep String description concode_elem_sep Method main concode_elem_sep Map<String,ProgramDescription> programs concode_field_sep void invoke concode_elem_sep int run concode_elem_sep String getDescription concode_elem_sep void printUsage concode_elem_sep void addClass
void function ( String [ ] arg0 ) { if ( run ( arg0 ) == - 1 ) { System . exit ( - 1 ) ; } }