Class CollectAccumulator
java.lang.Object
org.drools.core.base.accumulators.CollectAccumulator
- All Implemented Interfaces:
Externalizable,Serializable,Accumulator,Invoker,RuleComponent
An accumulator to execute "collect" CEs
- See Also:
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionaccumulate(Object workingMemoryContext, Object context, BaseTuple leftTuple, FactHandle handle, Declaration[] declarations, Declaration[] innerDeclarations, ValueResolver valueResolver) booleangetResult(Object workingMemoryContext, Object context, BaseTuple leftTuple, Declaration[] declarations, ValueResolver valueResolver) inthashCode()init(Object workingMemoryContext, Object context, BaseTuple leftTuple, Declaration[] declarations, ValueResolver valueResolver) voidbooleanbooleantryReverse(Object workingMemoryContext, Object context, BaseTuple leftTuple, FactHandle handle, Object value, Declaration[] declarations, Declaration[] innerDeclarations, ValueResolver valueResolver) voidMethods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, waitMethods inherited from interface org.drools.base.rule.accessor.Accumulator
getRequiredDeclarations, replaceDeclarationMethods inherited from interface org.drools.base.rule.accessor.Invoker
wrapsCompiledInvoker
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Constructor Details
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CollectAccumulator
public CollectAccumulator() -
CollectAccumulator
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Method Details
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readExternal
- Specified by:
readExternalin interfaceExternalizable- Throws:
IOExceptionClassNotFoundException
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writeExternal
- Specified by:
writeExternalin interfaceExternalizable- Throws:
IOException
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createContext
- Specified by:
createContextin interfaceAccumulator
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init
public Object init(Object workingMemoryContext, Object context, BaseTuple leftTuple, Declaration[] declarations, ValueResolver valueResolver) - Specified by:
initin interfaceAccumulator
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accumulate
public Object accumulate(Object workingMemoryContext, Object context, BaseTuple leftTuple, FactHandle handle, Declaration[] declarations, Declaration[] innerDeclarations, ValueResolver valueResolver) - Specified by:
accumulatein interfaceAccumulator
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tryReverse
public boolean tryReverse(Object workingMemoryContext, Object context, BaseTuple leftTuple, FactHandle handle, Object value, Declaration[] declarations, Declaration[] innerDeclarations, ValueResolver valueResolver) - Specified by:
tryReversein interfaceAccumulator
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getResult
public Object getResult(Object workingMemoryContext, Object context, BaseTuple leftTuple, Declaration[] declarations, ValueResolver valueResolver) - Specified by:
getResultin interfaceAccumulator
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supportsReverse
public boolean supportsReverse()- Specified by:
supportsReversein interfaceAccumulator
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createWorkingMemoryContext
- Specified by:
createWorkingMemoryContextin interfaceAccumulator
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equals
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hashCode
public int hashCode()
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