org.optaplanner.core.impl.score.stream.drools.uni

Class DroolsGroupByInvoker<A,B,ResultContainer,NewB>

java.lang.Object

org.optaplanner.core.impl.score.stream.drools.uni.DroolsGroupByInvoker<A,B,ResultContainer,NewB>

All Implemented Interfaces:

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

public class DroolsGroupByInvoker<A,B,ResultContainer,NewB>
extends Object
implements org.drools.core.spi.Accumulator, org.drools.core.spi.CompiledInvoker

Nested Class Summary

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

org.drools.core.spi.Accumulator.SafeAccumulator

Constructor Summary

Constructors

Constructor and Description
DroolsGroupByInvoker(UniConstraintCollector<B,ResultContainer,NewB> collector, org.drools.model.Variable<A> groupKeyVar, org.drools.model.Variable<B> collectingVar)

Method Summary

Modifier and Type	Method and Description
void	accumulate(Object workingMemoryContext, Object context, org.drools.core.spi.Tuple tuple, 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()
String	getMethodBytecode()
Object	getResult(Object workingMemoryContext, Object context, org.drools.core.spi.Tuple tuple, org.drools.core.rule.Declaration[] declarations, org.drools.core.WorkingMemory workingMemory)
void	init(Object workingMemoryContext, Object context, org.drools.core.spi.Tuple tuple, org.drools.core.rule.Declaration[] declarations, org.drools.core.WorkingMemory workingMemory)
void	reverse(Object workingMemoryContext, Object context, org.drools.core.spi.Tuple tuple, 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, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

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

isCompiledInvoker

Constructor Detail

DroolsGroupByInvoker

public DroolsGroupByInvoker(UniConstraintCollector<B,ResultContainer,NewB> collector,
                            org.drools.model.Variable<A> groupKeyVar,
                            org.drools.model.Variable<B> collectingVar)

Method Detail

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 tuple,
                 org.drools.core.rule.Declaration[] declarations,
                 org.drools.core.WorkingMemory workingMemory)

Specified by:

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

accumulate

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

Specified by:

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

reverse

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

Specified by:

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

getResult

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

Specified by:

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

supportsReverse

public boolean supportsReverse()

Specified by:

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

createWorkingMemoryContext

public Object createWorkingMemoryContext()

Specified by:

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

getMethodBytecode

public String getMethodBytecode()

Specified by:

getMethodBytecode in interface org.drools.core.spi.CompiledInvoker