org.drools.core.spi

Interface EvalExpression

All Superinterfaces:

Cloneable, Invoker, RuleComponent

All Known Subinterfaces:

EvalStub

All Known Implementing Classes:

EvalExpression.SafeEvalExpression

public interface EvalExpression
extends Invoker, Cloneable

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	EvalExpression.SafeEvalExpression

Method Summary

Modifier and Type	Method and Description
EvalExpression	clone()
default EvalExpression	clonePreservingDeclarations(EvalExpression original)
Object	createContext()
boolean	evaluate(Tuple tuple, Declaration[] requiredDeclarations, WorkingMemory workingMemory, Object context)
static boolean	isCompiledInvoker(EvalExpression expression)
void	replaceDeclaration(Declaration declaration, Declaration resolved)

Method Detail

createContext

Object createContext()

evaluate

boolean evaluate(Tuple tuple,
                 Declaration[] requiredDeclarations,
                 WorkingMemory workingMemory,
                 Object context)
          throws Exception

Throws:

Exception

replaceDeclaration

void replaceDeclaration(Declaration declaration,
                        Declaration resolved)

clone

EvalExpression clone()

clonePreservingDeclarations

default EvalExpression clonePreservingDeclarations(EvalExpression original)

isCompiledInvoker

static boolean isCompiledInvoker(EvalExpression expression)