nrc.fuzzy.jess
Class FuzzyFunctions.setFuzzyGlobalContributionOperator

java.lang.Object
  |
  +--nrc.fuzzy.jess.FuzzyFunctions.setFuzzyGlobalContributionOperator

All Implemented Interfaces:

jess.Userfunction

Enclosing class:

FuzzyFunctions

public class FuzzyFunctions.setFuzzyGlobalContributionOperator

extends java.lang.Object

implements jess.Userfunction

Userfunction class:

Implements the Jess user function (set-fuzzy-global-contribution-operator)

The function takes one argument that specifies the way fuzzy global contribution should be done when 'identical' facts with fuzzy values are asserted. The values can be one of:

union - combine the fuzzy values using the fuzzy union operation (this is the default).
sum - combine the fuzzy values using the fuzzy sum operation.
none - do not combine the fuzzy values; replace the old value with the new one.

Constructor Summary

FuzzyFunctions.setFuzzyGlobalContributionOperator()

Method Summary

jess.Value	call(jess.ValueVector vv, jess.Context context)
java.lang.String	getName()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FuzzyFunctions.setFuzzyGlobalContributionOperator

public FuzzyFunctions.setFuzzyGlobalContributionOperator()

Method Detail

getName

public java.lang.String getName()

Specified by:

getName in interface jess.Userfunction

Returns:

String the name of the Jess function

call

public jess.Value call(jess.ValueVector vv,
                       jess.Context context)
                throws jess.JessException

Specified by:

call in interface jess.Userfunction

Parameters:

vv - a ValueVector with the function arguments (1 argument). The argument is a symbol or string and must be one of union, sum or none.

context -

Returns:

Value TRUE if the setting of the global contribution is successful or FALSE if it fails (argument was not in correct range of allowed values).

Throws:

jess.JessException