Package org.drools.modelcompiler.constraints

Class LambdaAccumulator

java.lang.Object

org.drools.modelcompiler.constraints.LambdaAccumulator

All Implemented Interfaces:

org.drools.core.rule.accessor.Accumulator, org.drools.core.rule.accessor.Invoker, org.drools.core.rule.RuleComponent

Direct Known Subclasses:

LambdaAccumulator.BindingAcc, LambdaAccumulator.FixedValueAcc, LambdaAccumulator.NotBindingAcc

public abstract class LambdaAccumulator
extends java.lang.Object
implements org.drools.core.rule.accessor.Accumulator

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	LambdaAccumulator.BindingAcc
static class	LambdaAccumulator.FixedValueAcc
static class	LambdaAccumulator.NotBindingAcc

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	LambdaAccumulator(org.kie.api.runtime.rule.AccumulateFunction accumulateFunction)

Method Summary

Modifier and Type	Method	Description
java.lang.Object	accumulate(java.lang.Object workingMemoryContext, java.lang.Object context, org.drools.core.reteoo.Tuple leftTuple, org.drools.core.common.InternalFactHandle handle, org.drools.core.rule.Declaration[] declarations, org.drools.core.rule.Declaration[] innerDeclarations, org.drools.core.common.ReteEvaluator reteEvaluator)
java.lang.Object	createContext()
java.lang.Object	createWorkingMemoryContext()
boolean	equals(java.lang.Object o)
protected abstract java.lang.Object	getAccumulatedObject(org.drools.core.rule.Declaration[] declarations, org.drools.core.rule.Declaration[] innerDeclarations, org.drools.core.common.InternalFactHandle handle, org.drools.core.reteoo.Tuple tuple, org.drools.core.common.ReteEvaluator reteEvaluator)
java.lang.Object	getResult(java.lang.Object workingMemoryContext, java.lang.Object context, org.drools.core.reteoo.Tuple leftTuple, org.drools.core.rule.Declaration[] declarations, org.drools.core.common.ReteEvaluator reteEvaluator)
int	hashCode()
java.lang.Object	init(java.lang.Object workingMemoryContext, java.lang.Object context, org.drools.core.reteoo.Tuple leftTuple, org.drools.core.rule.Declaration[] declarations, org.drools.core.common.ReteEvaluator reteEvaluator)
boolean	supportsReverse()
boolean	tryReverse(java.lang.Object workingMemoryContext, java.lang.Object context, org.drools.core.reteoo.Tuple leftTuple, org.drools.core.common.InternalFactHandle handle, java.lang.Object value, org.drools.core.rule.Declaration[] declarations, org.drools.core.rule.Declaration[] innerDeclarations, org.drools.core.common.ReteEvaluator reteEvaluator)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.drools.core.rule.accessor.Accumulator

getRequiredDeclarations, replaceDeclaration

Methods inherited from interface org.drools.core.rule.accessor.Invoker

wrapsCompiledInvoker

Constructor Detail

LambdaAccumulator

protected LambdaAccumulator(org.kie.api.runtime.rule.AccumulateFunction accumulateFunction)

Method Detail

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

createWorkingMemoryContext

public java.lang.Object createWorkingMemoryContext()

Specified by:

createWorkingMemoryContext in interface org.drools.core.rule.accessor.Accumulator

createContext

public java.lang.Object createContext()

Specified by:

createContext in interface org.drools.core.rule.accessor.Accumulator

init

public java.lang.Object init(java.lang.Object workingMemoryContext,
                             java.lang.Object context,
                             org.drools.core.reteoo.Tuple leftTuple,
                             org.drools.core.rule.Declaration[] declarations,
                             org.drools.core.common.ReteEvaluator reteEvaluator)

Specified by:

init in interface org.drools.core.rule.accessor.Accumulator

accumulate

public java.lang.Object accumulate(java.lang.Object workingMemoryContext,
                                   java.lang.Object context,
                                   org.drools.core.reteoo.Tuple leftTuple,
                                   org.drools.core.common.InternalFactHandle handle,
                                   org.drools.core.rule.Declaration[] declarations,
                                   org.drools.core.rule.Declaration[] innerDeclarations,
                                   org.drools.core.common.ReteEvaluator reteEvaluator)

Specified by:

accumulate in interface org.drools.core.rule.accessor.Accumulator

getAccumulatedObject

protected abstract java.lang.Object getAccumulatedObject(org.drools.core.rule.Declaration[] declarations,
                                                         org.drools.core.rule.Declaration[] innerDeclarations,
                                                         org.drools.core.common.InternalFactHandle handle,
                                                         org.drools.core.reteoo.Tuple tuple,
                                                         org.drools.core.common.ReteEvaluator reteEvaluator)

supportsReverse

public boolean supportsReverse()

Specified by:

supportsReverse in interface org.drools.core.rule.accessor.Accumulator

tryReverse

public boolean tryReverse(java.lang.Object workingMemoryContext,
                          java.lang.Object context,
                          org.drools.core.reteoo.Tuple leftTuple,
                          org.drools.core.common.InternalFactHandle handle,
                          java.lang.Object value,
                          org.drools.core.rule.Declaration[] declarations,
                          org.drools.core.rule.Declaration[] innerDeclarations,
                          org.drools.core.common.ReteEvaluator reteEvaluator)

Specified by:

tryReverse in interface org.drools.core.rule.accessor.Accumulator

getResult

public java.lang.Object getResult(java.lang.Object workingMemoryContext,
                                  java.lang.Object context,
                                  org.drools.core.reteoo.Tuple leftTuple,
                                  org.drools.core.rule.Declaration[] declarations,
                                  org.drools.core.common.ReteEvaluator reteEvaluator)

Specified by:

getResult in interface org.drools.core.rule.accessor.Accumulator