com.ibm.commerce.condition

Interface Evaluator

All Known Subinterfaces:

CampaignInitiativeEvaluateCmd, CheckCurrentUserInMemberGroupCmd, CheckUserInMemberGroupCmd

All Known Implementing Classes:

CampaignInitiativeEvaluateCmdImpl, CheckCurrentUserInMemberGroupCmdImpl, CheckUserInMemberGroupCmdImpl, GiftListCheckUserInMemberGroupCmdImpl, GiftRegistryCheckUserInMemberGroupCmdImpl

public interface Evaluator

This interface must be implemented to evaluate all the possible simple and open conditions in your boolean expression.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	COPYRIGHT Copyright.

Method Summary

Modifier and Type	Method and Description
boolean	evaluate(java.lang.String name, OpenCondition.Parameter[] parameters) This method must be implemented to evaluate open conditions.
boolean	evaluate(java.lang.String variable, java.lang.String operator, java.lang.String value, SimpleCondition.Qualifier[] qualifiers) This method must be implemented to evaluate simple conditions.

Field Detail

COPYRIGHT

static final java.lang.String COPYRIGHT

Copyright.

See Also:

Constant Field Values

Method Detail

evaluate

boolean evaluate(java.lang.String variable,
                 java.lang.String operator,
                 java.lang.String value,
                 SimpleCondition.Qualifier[] qualifiers)

This method must be implemented to evaluate simple conditions. The evaluate method of the SimpleCondition class will invoke this method to evaluate the condition.

Parameters:

variable - Variable name.

operator - Operator.

value - Value.

qualifiers - An array of qualifier objects.

Returns:

true if the condition evaluates to true.

evaluate

boolean evaluate(java.lang.String name,
                 OpenCondition.Parameter[] parameters)

This method must be implemented to evaluate open conditions. The evaluate method of the OpenCondition class will invoke this method to evaluate the condition.

Parameters:

name - Name of the open condition.

parameters - An array of parameter objects.

Returns:

true if the condition evaluates to true.