org.drools.core.rule.constraint

Class MvelConditionEvaluator

java.lang.Object

org.drools.core.rule.constraint.MvelConditionEvaluator

All Implemented Interfaces:

ConditionEvaluator, MapConditionEvaluator

public class MvelConditionEvaluator
extends Object
implements ConditionEvaluator, MapConditionEvaluator

Field Summary

Fields

Modifier and Type	Field and Description
protected MVELCompilationUnit	compilationUnit
protected Declaration[]	declarations
protected org.mvel2.compiler.ExecutableStatement	executableStatement

Constructor Summary

Constructors

Constructor and Description
MvelConditionEvaluator(MVELCompilationUnit compilationUnit, org.mvel2.ParserConfiguration parserConfiguration, org.mvel2.compiler.ExecutableStatement executableStatement, Declaration[] declarations, String conditionClass)
MvelConditionEvaluator(org.mvel2.ParserConfiguration configuration, String expression, Declaration[] declarations, String conditionClass)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	evaluate(org.mvel2.compiler.ExecutableStatement statement, InternalFactHandle handle, InternalWorkingMemory workingMemory, LeftTuple leftTuple)
boolean	evaluate(InternalFactHandle handle, InternalWorkingMemory workingMemory, LeftTuple leftTuple)
boolean	evaluate(InternalFactHandle handle, Map<String,Object> vars)

Methods inherited from class java.lang.Object

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

Field Detail

declarations

protected final Declaration[] declarations

executableStatement

protected org.mvel2.compiler.ExecutableStatement executableStatement

compilationUnit

protected MVELCompilationUnit compilationUnit

Constructor Detail

MvelConditionEvaluator

public MvelConditionEvaluator(org.mvel2.ParserConfiguration configuration,
                      String expression,
                      Declaration[] declarations,
                      String conditionClass)

MvelConditionEvaluator

public MvelConditionEvaluator(MVELCompilationUnit compilationUnit,
                      org.mvel2.ParserConfiguration parserConfiguration,
                      org.mvel2.compiler.ExecutableStatement executableStatement,
                      Declaration[] declarations,
                      String conditionClass)

Method Detail

evaluate

public boolean evaluate(InternalFactHandle handle,
               Map<String,Object> vars)

Specified by:

evaluate in interface MapConditionEvaluator

evaluate

public boolean evaluate(InternalFactHandle handle,
               InternalWorkingMemory workingMemory,
               LeftTuple leftTuple)

Specified by:

evaluate in interface ConditionEvaluator

evaluate

public boolean evaluate(org.mvel2.compiler.ExecutableStatement statement,
               InternalFactHandle handle,
               InternalWorkingMemory workingMemory,
               LeftTuple leftTuple)