org.qedeq.kernel.bo.logic
Interface FunctionExistenceChecker

All Known Subinterfaces:

ExistenceChecker

All Known Implementing Classes:

DefaultExistenceChecker, EverythingExists

public interface FunctionExistenceChecker

Check if a function is already defined.

Version:

$Revision: 1.3 $

Method Summary

boolean	functionExists(Function function) Check if a function is already defined.
boolean	functionExists(String name, int arguments) Check if a function is already defined.

Method Detail

functionExists

public boolean functionExists(String name,
                              int arguments)

Check if a function is already defined.

Parameters:

name - Function name.

arguments - Number of operands for the function.

Returns:

Functions is defined.

functionExists

public boolean functionExists(Function function)

Check if a function is already defined.

Parameters:

function - Function.

Returns:

Functions is defined.