org.drools.semantics.java
Class JavaCondition
java.lang.Object
org.drools.semantics.java.JavaCondition
- All Implemented Interfaces:
- Serializable, Condition, SemanticComponent
public class JavaCondition
- extends Object
- implements Serializable, Condition
Java expression semantics Condition
.
- Author:
- bob@werken.com
- See Also:
- Serialized Form
JavaCondition
protected JavaCondition(Rule rule,
int id,
String expression)
throws Exception
- Construct.
- Parameters:
expression
- The expression.rule
- The rule.
- Throws:
ConfigurationException
- If an error occurs while attempting to perform configuration.
Exception
isAllowed
public boolean isAllowed(Tuple tuple)
throws ConditionException
- Determine if the supplied
Tuple
is allowed by this
condition.
- Specified by:
isAllowed
in interface Condition
- Parameters:
tuple
- The Tuple
to test.
- Returns:
true
if the Tuple
passes this
condition, else false
.
- Throws:
ConditionException
- if an error occurs during filtering.
getRequiredTupleMembers
public Declaration[] getRequiredTupleMembers()
- Retrieve the
Declaration
s required for evaluating the
expression.
- Specified by:
getRequiredTupleMembers
in interface Condition
- Returns:
- The required declarations.
hashCode
public int hashCode()
- Overrides:
hashCode
in class Object
equals
public boolean equals(Object object)
- Overrides:
equals
in class Object
toString
public String toString()
- Overrides:
toString
in class Object
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