public class EvaluatorWrapper extends Object implements Evaluator
Constructor and Description |
---|
EvaluatorWrapper(Evaluator evaluator,
Declaration leftBinding,
Declaration rightBinding) |
Modifier and Type | Method and Description |
---|---|
boolean |
evaluate(InternalWorkingMemory workingMemory,
InternalReadAccessor extractor,
InternalFactHandle factHandle,
FieldValue value)
Evaluates the expression using the provided parameters.
|
boolean |
evaluate(InternalWorkingMemory workingMemory,
InternalReadAccessor leftExtractor,
InternalFactHandle left,
InternalReadAccessor rightExtractor,
InternalFactHandle right)
Evaluates the expression using the provided parameters.
|
boolean |
evaluate(Object left,
Object right)
This method is called when operators are rewritten as function calls.
|
boolean |
evaluateCachedLeft(InternalWorkingMemory workingMemory,
VariableRestriction.VariableContextEntry context,
InternalFactHandle right)
Evaluates the expression using the provided parameters.
|
boolean |
evaluateCachedRight(InternalWorkingMemory workingMemory,
VariableRestriction.VariableContextEntry context,
InternalFactHandle left)
Evaluates the expression using the provided parameters.
|
ValueType |
getCoercedValueType()
Returns the value type this evaluator will coerce
operands to, during evaluation.
|
Evaluator |
getEvaluator() |
static SelfReferenceClassFieldReader |
getExtractor() |
Interval |
getInterval()
In case this is a temporal evaluator, returns the interval
in which this evaluator may match the target fact
|
Declaration |
getLeftBinding() |
InternalReadAccessor |
getLeftExtractor() |
InternalFactHandle |
getLeftHandle() |
org.kie.api.runtime.rule.Operator |
getOperator()
Returns the operator representation object for this evaluator
|
Declaration |
getRightBinding() |
InternalReadAccessor |
getRightExtractor() |
InternalFactHandle |
getRightHandle() |
ValueType |
getValueType()
Returns the type of the values this evaluator operates upon.
|
InternalWorkingMemory |
getWorkingMemory() |
boolean |
isSelfLeft() |
boolean |
isSelfRight() |
boolean |
isTemporal()
Returns true if this evaluator implements a temporal evaluation,
i.e., a time sensitive evaluation whose properties of matching
only events within an specific time interval can be used for
determining event expirations automatically.
|
void |
loadHandles(InternalWorkingMemory workingMemory,
InternalFactHandle[] handles,
InternalFactHandle rightHandle) |
String |
toString() |
public EvaluatorWrapper(Evaluator evaluator, Declaration leftBinding, Declaration rightBinding)
public boolean evaluate(Object left, Object right)
public ValueType getValueType()
Evaluator
Evaluator.getValueType()
public org.kie.api.runtime.rule.Operator getOperator()
Evaluator
getOperator
in interface org.kie.api.runtime.rule.Evaluator
Evaluator.getOperator()
public ValueType getCoercedValueType()
Evaluator
Evaluator.getCoercedValueType()
public boolean evaluate(InternalWorkingMemory workingMemory, InternalReadAccessor extractor, InternalFactHandle factHandle, FieldValue value)
Evaluator
workingMemory
- extractor
- factHandle
- value
- Evaluator.evaluate(org.drools.core.common.InternalWorkingMemory, org.drools.core.spi.InternalReadAccessor, InternalFactHandle, org.drools.core.spi.FieldValue)
public boolean evaluate(InternalWorkingMemory workingMemory, InternalReadAccessor leftExtractor, InternalFactHandle left, InternalReadAccessor rightExtractor, InternalFactHandle right)
Evaluator
workingMemory
- leftExtractor
- left
- rightExtractor
- right
- Evaluator.evaluate(org.drools.core.common.InternalWorkingMemory, org.drools.core.spi.InternalReadAccessor, InternalFactHandle, org.drools.core.spi.InternalReadAccessor, InternalFactHandle)
public boolean evaluateCachedLeft(InternalWorkingMemory workingMemory, VariableRestriction.VariableContextEntry context, InternalFactHandle right)
Evaluator
workingMemory
- context
- right
- Evaluator.evaluateCachedLeft(org.drools.core.common.InternalWorkingMemory, org.drools.core.rule.VariableRestriction.VariableContextEntry, InternalFactHandle)
public boolean evaluateCachedRight(InternalWorkingMemory workingMemory, VariableRestriction.VariableContextEntry context, InternalFactHandle left)
Evaluator
workingMemory
- context
- left
- Evaluator.evaluateCachedRight(org.drools.core.common.InternalWorkingMemory, org.drools.core.rule.VariableRestriction.VariableContextEntry, InternalFactHandle)
public boolean isTemporal()
Evaluator
isTemporal
in interface org.kie.api.runtime.rule.Evaluator
Evaluator.isTemporal()
public Interval getInterval()
Evaluator
Evaluator.getInterval()
public void loadHandles(InternalWorkingMemory workingMemory, InternalFactHandle[] handles, InternalFactHandle rightHandle)
public static SelfReferenceClassFieldReader getExtractor()
public Evaluator getEvaluator()
public InternalWorkingMemory getWorkingMemory()
public Declaration getLeftBinding()
public Declaration getRightBinding()
public InternalFactHandle getLeftHandle()
public InternalFactHandle getRightHandle()
public InternalReadAccessor getLeftExtractor()
public InternalReadAccessor getRightExtractor()
public boolean isSelfLeft()
public boolean isSelfRight()
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