public static Writable filterLine(File self,@ClosureParams(value=SimpleType.class,options="java.lang.String") Closure closure) throws IOException {
  return IOGroovyMethods.filterLine(newReader(self),closure);
}

public static Writable filterLine ( File self , @ ClosureParams ( value = SimpleType . class , options = "java.lang.String" ) Closure closure ) throws IOException { return IOGroovyMethods . filterLine ( newReader ( self ) , closure ) ; }
filters the lines of a file and creates a writable in return to stream the filtered lines .
