org.powerflows.dmn.engine.evaluator.expression.provider

Class ScriptEngineExpressionEvaluationProvider

java.lang.Object

org.powerflows.dmn.engine.evaluator.expression.provider.ScriptEngineExpressionEvaluationProvider

All Implemented Interfaces:

ExpressionEvaluationProvider

public abstract class ScriptEngineExpressionEvaluationProvider
extends Object
implements ExpressionEvaluationProvider

Script engine based expression evaluation provider base class. Supports binding instance methods as expression functions.

Field Summary

Fields

Modifier and Type	Field and Description
protected ScriptEngine	scriptEngine

Constructor Summary

Constructors

Constructor and Description
ScriptEngineExpressionEvaluationProvider(ExpressionEvaluationConfiguration configuration)

Method Summary

Modifier and Type	Method and Description
protected abstract Object	createMethodBinding(MethodBinding methodBinding)
Serializable	evaluateInput(Input input, EvaluationContext evaluationContext)
Serializable	evaluateInputEntry(InputEntry inputEntry, EvaluationContext evaluationContext)
Serializable	evaluateOutputEntry(OutputEntry outputEntry, EvaluationContext evaluationContext)
protected abstract String	getEngineName()

Methods inherited from class java.lang.Object

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

Field Detail

scriptEngine

protected final ScriptEngine scriptEngine

Constructor Detail

ScriptEngineExpressionEvaluationProvider

public ScriptEngineExpressionEvaluationProvider(ExpressionEvaluationConfiguration configuration)

Method Detail

createMethodBinding

protected abstract Object createMethodBinding(MethodBinding methodBinding)

getEngineName

protected abstract String getEngineName()

evaluateInput

public Serializable evaluateInput(Input input,
                                  EvaluationContext evaluationContext)

Specified by:

evaluateInput in interface ExpressionEvaluationProvider

evaluateInputEntry

public Serializable evaluateInputEntry(InputEntry inputEntry,
                                       EvaluationContext evaluationContext)

Specified by:

evaluateInputEntry in interface ExpressionEvaluationProvider

evaluateOutputEntry

public Serializable evaluateOutputEntry(OutputEntry outputEntry,
                                        EvaluationContext evaluationContext)

Specified by:

evaluateOutputEntry in interface ExpressionEvaluationProvider