ee.telekom.workflow.graph.node.input

Class ExpressionLanguageMapping<T>

java.lang.Object

ee.telekom.workflow.graph.node.input.ExpressionLanguageMapping<T>

All Implemented Interfaces:

InputMapping<T>

public class ExpressionLanguageMapping<T>
extends Object
implements InputMapping<T>

Provides expression language based InputMapping against Environment variables. http://docs.oracle.com/javaee/7/api/javax/el/package-summary.html If the mapping uses an unknown variable "foobar" (which has not yet been set in the Environment), an exception will occur: "ELResolver cannot handle a null base Object with identifier 'foobar'"

Author:

Erko Hansar

Constructor Summary

Constructors

Constructor and Description
ExpressionLanguageMapping(String expression)

Method Summary

Modifier and Type	Method and Description
T	evaluate(GraphInstance instance)
String	getExpression()

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionLanguageMapping

public ExpressionLanguageMapping(String expression)

Method Detail

getExpression

public String getExpression()

evaluate

public T evaluate(GraphInstance instance)

Specified by:

evaluate in interface InputMapping<T>