Package org.drools.modelcompiler.constraints

Class LambdaGroupByAccumulate

java.lang.Object

org.drools.core.rule.ConditionalElement

org.drools.core.rule.Accumulate

org.drools.modelcompiler.constraints.LambdaGroupByAccumulate

All Implemented Interfaces:

Externalizable, Serializable, Cloneable, org.drools.core.rule.PatternSource, org.drools.core.rule.RuleConditionElement, org.drools.core.spi.RuleComponent

public class LambdaGroupByAccumulate
extends org.drools.core.rule.Accumulate

See Also:

Serialized Form

Field Summary

Fields inherited from class org.drools.core.rule.Accumulate

cloned, innerDeclarationCache, requiredDeclarations, source

Constructor Summary

Constructors

Constructor	Description
LambdaGroupByAccumulate()
LambdaGroupByAccumulate(org.drools.core.rule.Accumulate innerAccumulate, org.drools.core.rule.Declaration[] groupingDeclarations, org.drools.model.functions.FunctionN groupingFunction)

Method Summary

Modifier and Type	Method	Description
Object	accumulate(Object workingMemoryContext, Object context, org.drools.core.spi.Tuple match, org.drools.core.common.InternalFactHandle handle, org.drools.core.common.ReteEvaluator reteEvaluator)
Object	accumulate(Object workingMemoryContext, org.drools.core.spi.Tuple match, org.drools.core.common.InternalFactHandle handle, org.drools.core.reteoo.AccumulateNode.GroupByContext groupByContext, org.drools.core.util.index.TupleList<org.drools.core.reteoo.AccumulateNode.AccumulateContextEntry> tupleList, org.drools.core.common.ReteEvaluator reteEvaluator)
org.drools.core.rule.Accumulate	clone()
Object	createFunctionContext()
Object	createWorkingMemoryContext()
org.drools.core.spi.Accumulator[]	getAccumulators()
Object	getResult(Object workingMemoryContext, Object context, org.drools.core.spi.Tuple leftTuple, org.drools.core.common.ReteEvaluator reteEvaluator)
Object	init(Object workingMemoryContext, Object accContext, Object funcContext, org.drools.core.spi.Tuple leftTuple, org.drools.core.common.ReteEvaluator reteEvaluator)
boolean	isGroupBy()
boolean	isMultiFunction()
void	readExternal(ObjectInput in)
void	replaceAccumulatorDeclaration(org.drools.core.rule.Declaration declaration, org.drools.core.rule.Declaration resolved)
boolean	supportsReverse()
boolean	tryReverse(Object workingMemoryContext, Object context, org.drools.core.spi.Tuple leftTuple, org.drools.core.common.InternalFactHandle handle, org.drools.core.reteoo.RightTuple rightParent, org.drools.core.reteoo.LeftTuple match, org.drools.core.common.ReteEvaluator reteEvaluator)
void	writeExternal(ObjectOutput out)

Methods inherited from class org.drools.core.rule.Accumulate

getInnerDeclarationCache, getInnerDeclarations, getNestedElements, getOuterDeclarations, getRequiredDeclarations, getSource, hasRequiredDeclarations, isPatternScopeDelimiter, registerClone, replaceDeclaration, requiresLeftActivation, resolveDeclaration

Methods inherited from class java.lang.Object

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

Constructor Detail

LambdaGroupByAccumulate

public LambdaGroupByAccumulate()

LambdaGroupByAccumulate

public LambdaGroupByAccumulate(org.drools.core.rule.Accumulate innerAccumulate,
                               org.drools.core.rule.Declaration[] groupingDeclarations,
                               org.drools.model.functions.FunctionN groupingFunction)

Method Detail

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Overrides:

readExternal in class org.drools.core.rule.Accumulate

Throws:

IOException

ClassNotFoundException

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Overrides:

writeExternal in class org.drools.core.rule.Accumulate

Throws:

IOException

getAccumulators

public org.drools.core.spi.Accumulator[] getAccumulators()

Specified by:

getAccumulators in class org.drools.core.rule.Accumulate

createFunctionContext

public Object createFunctionContext()

Specified by:

createFunctionContext in class org.drools.core.rule.Accumulate

init

public Object init(Object workingMemoryContext,
                   Object accContext,
                   Object funcContext,
                   org.drools.core.spi.Tuple leftTuple,
                   org.drools.core.common.ReteEvaluator reteEvaluator)

Specified by:

init in class org.drools.core.rule.Accumulate

accumulate

public Object accumulate(Object workingMemoryContext,
                         Object context,
                         org.drools.core.spi.Tuple match,
                         org.drools.core.common.InternalFactHandle handle,
                         org.drools.core.common.ReteEvaluator reteEvaluator)

Specified by:

accumulate in class org.drools.core.rule.Accumulate

accumulate

public Object accumulate(Object workingMemoryContext,
                         org.drools.core.spi.Tuple match,
                         org.drools.core.common.InternalFactHandle handle,
                         org.drools.core.reteoo.AccumulateNode.GroupByContext groupByContext,
                         org.drools.core.util.index.TupleList<org.drools.core.reteoo.AccumulateNode.AccumulateContextEntry> tupleList,
                         org.drools.core.common.ReteEvaluator reteEvaluator)

Specified by:

accumulate in class org.drools.core.rule.Accumulate

tryReverse

public boolean tryReverse(Object workingMemoryContext,
                          Object context,
                          org.drools.core.spi.Tuple leftTuple,
                          org.drools.core.common.InternalFactHandle handle,
                          org.drools.core.reteoo.RightTuple rightParent,
                          org.drools.core.reteoo.LeftTuple match,
                          org.drools.core.common.ReteEvaluator reteEvaluator)

Specified by:

tryReverse in class org.drools.core.rule.Accumulate

getResult

public Object getResult(Object workingMemoryContext,
                        Object context,
                        org.drools.core.spi.Tuple leftTuple,
                        org.drools.core.common.ReteEvaluator reteEvaluator)

Specified by:

getResult in class org.drools.core.rule.Accumulate

supportsReverse

public boolean supportsReverse()

Specified by:

supportsReverse in class org.drools.core.rule.Accumulate

clone

public org.drools.core.rule.Accumulate clone()

Specified by:

clone in interface org.drools.core.rule.RuleConditionElement

Specified by:

clone in class org.drools.core.rule.Accumulate

createWorkingMemoryContext

public Object createWorkingMemoryContext()

Specified by:

createWorkingMemoryContext in class org.drools.core.rule.Accumulate

isMultiFunction

public boolean isMultiFunction()

Specified by:

isMultiFunction in class org.drools.core.rule.Accumulate

replaceAccumulatorDeclaration

public void replaceAccumulatorDeclaration(org.drools.core.rule.Declaration declaration,
                                          org.drools.core.rule.Declaration resolved)

Specified by:

replaceAccumulatorDeclaration in class org.drools.core.rule.Accumulate

isGroupBy

public boolean isGroupBy()

Overrides:

isGroupBy in class org.drools.core.rule.Accumulate