public boolean knowsFunction ( String functionName ) { String functionPrefix = functionName . substring ( 0 , functionName . indexOf ( ' ' ) + 1 ) ; if ( ! functionPrefix . equals ( prefix ) ) { return false ; } return members . containsKey ( functionName . substring ( functionName . indexOf ( ' ' ) + 1 , functionName . indexOf ( ' ' ) ) ) ; }
Does this function library know a function with the given name .