org.drools.modelcompiler.constraints

Class LambdaAccumulator

java.lang.Object

org.drools.modelcompiler.constraints.LambdaAccumulator

All Implemented Interfaces:

org.drools.core.spi.Accumulator, org.drools.core.spi.Invoker, org.drools.core.spi.RuleComponent

Direct Known Subclasses:

LambdaAccumulator.BindingAcc, LambdaAccumulator.FixedValueAcc, LambdaAccumulator.NotBindingAcc

public abstract class LambdaAccumulator
extends Object
implements org.drools.core.spi.Accumulator

Nested Class Summary

Nested Classes

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

Nested classes/interfaces inherited from interface org.drools.core.spi.Accumulator

org.drools.core.spi.Accumulator.SafeAccumulator

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method and Description
void	accumulate(Object workingMemoryContext, Object context, org.drools.core.spi.Tuple leftTuple, org.drools.core.common.InternalFactHandle handle, org.drools.core.rule.Declaration[] declarations, org.drools.core.rule.Declaration[] innerDeclarations, org.drools.core.WorkingMemory workingMemory)
Serializable	createContext()
Object	createWorkingMemoryContext()
boolean	equals(Object o)
protected abstract Object	getAccumulatedObject(org.drools.core.rule.Declaration[] declarations, org.drools.core.rule.Declaration[] innerDeclarations, org.drools.core.common.InternalFactHandle handle, org.drools.core.spi.Tuple tuple, org.drools.core.common.InternalWorkingMemory wm)
Object	getResult(Object workingMemoryContext, Object context, org.drools.core.spi.Tuple leftTuple, org.drools.core.rule.Declaration[] declarations, org.drools.core.WorkingMemory workingMemory)
int	hashCode()
void	init(Object workingMemoryContext, Object context, org.drools.core.spi.Tuple leftTuple, org.drools.core.rule.Declaration[] declarations, org.drools.core.WorkingMemory workingMemory)
void	reverse(Object workingMemoryContext, Object context, org.drools.core.spi.Tuple leftTuple, org.drools.core.common.InternalFactHandle handle, org.drools.core.rule.Declaration[] declarations, org.drools.core.rule.Declaration[] innerDeclarations, org.drools.core.WorkingMemory workingMemory)
boolean	supportsReverse()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.drools.core.spi.Accumulator

isCompiledInvoker

Constructor Detail

LambdaAccumulator

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

Method Detail

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

createWorkingMemoryContext

public Object createWorkingMemoryContext()

Specified by:

createWorkingMemoryContext in interface org.drools.core.spi.Accumulator

createContext

public Serializable createContext()

Specified by:

createContext in interface org.drools.core.spi.Accumulator

init

public void init(Object workingMemoryContext,
                 Object context,
                 org.drools.core.spi.Tuple leftTuple,
                 org.drools.core.rule.Declaration[] declarations,
                 org.drools.core.WorkingMemory workingMemory)
          throws Exception

Specified by:

init in interface org.drools.core.spi.Accumulator

Throws:

Exception

accumulate

public void accumulate(Object workingMemoryContext,
                       Object context,
                       org.drools.core.spi.Tuple leftTuple,
                       org.drools.core.common.InternalFactHandle handle,
                       org.drools.core.rule.Declaration[] declarations,
                       org.drools.core.rule.Declaration[] innerDeclarations,
                       org.drools.core.WorkingMemory workingMemory)
                throws Exception

Specified by:

accumulate in interface org.drools.core.spi.Accumulator

Throws:

Exception

getAccumulatedObject

protected abstract Object getAccumulatedObject(org.drools.core.rule.Declaration[] declarations,
                                               org.drools.core.rule.Declaration[] innerDeclarations,
                                               org.drools.core.common.InternalFactHandle handle,
                                               org.drools.core.spi.Tuple tuple,
                                               org.drools.core.common.InternalWorkingMemory wm)

supportsReverse

public boolean supportsReverse()

Specified by:

supportsReverse in interface org.drools.core.spi.Accumulator

reverse

public void reverse(Object workingMemoryContext,
                    Object context,
                    org.drools.core.spi.Tuple leftTuple,
                    org.drools.core.common.InternalFactHandle handle,
                    org.drools.core.rule.Declaration[] declarations,
                    org.drools.core.rule.Declaration[] innerDeclarations,
                    org.drools.core.WorkingMemory workingMemory)
             throws Exception

Specified by:

reverse in interface org.drools.core.spi.Accumulator

Throws:

Exception

getResult

public Object getResult(Object workingMemoryContext,
                        Object context,
                        org.drools.core.spi.Tuple leftTuple,
                        org.drools.core.rule.Declaration[] declarations,
                        org.drools.core.WorkingMemory workingMemory)
                 throws Exception

Specified by:

getResult in interface org.drools.core.spi.Accumulator

Throws:

Exception