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A Condition
that filters facts.
Tuple
Method Summary | |
Declaration[] |
getRequiredTupleMembers()
Retrieve the array of Declaration s required
by this condition to perform its duties. |
boolean |
isAllowed(Tuple tuple)
Determine if the supplied Tuple is allowed
by this condition. |
Method Detail |
public Declaration[] getRequiredTupleMembers()
Declaration
s required
by this condition to perform its duties.
Declarations
expected
on incoming Tuples
.public boolean isAllowed(Tuple tuple) throws ConditionException
Tuple
is allowed
by this condition.
tuple
- The Tuple
to test.
true
if the Tuple
passes this condition, else false
.
ConditionException
- if an error occurs during filtering.
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