org.lsc.utils

Class JScriptEvaluator

java.lang.Object

org.lsc.utils.JScriptEvaluator

All Implemented Interfaces:

ScriptableEvaluator

public final class JScriptEvaluator
extends Object
implements ScriptableEvaluator

This is the Rhino Java Script evaluation context.

Author:

Sebastien Bahloul <seb@lsc-project.org>

Constructor Summary

Constructors

Constructor and Description
JScriptEvaluator(ScriptEngine se) Default public constructor.

Method Summary

Modifier and Type	Method and Description
Boolean	evalToBoolean(Task task, String expression, Map<String,Object> params) Evaluate your script expression to a boolean value
List<Object>	evalToObjectList(Task task, String expression, Map<String,Object> params) Evaluate your script expression to a list of string
String	evalToString(Task task, String expression, Map<String,Object> params) Evaluate your script expression to a single string

Methods inherited from class java.lang.Object

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

Constructor Detail

JScriptEvaluator

public JScriptEvaluator(ScriptEngine se)

Default public constructor.

Method Detail

evalToString

public String evalToString(Task task,
                           String expression,
                           Map<String,Object> params)
                    throws LscServiceException

Evaluate your script expression to a single string

Specified by:

evalToString in interface ScriptableEvaluator

Parameters:

task - the task concerned by this evaluation

expression - the expression to evaluate

params - the keys are the name used in the

Returns:

the evaluation result, null if nothing

Throws:

LscServiceException - thrown when a technical error is encountere

evalToObjectList

public List<Object> evalToObjectList(Task task,
                                     String expression,
                                     Map<String,Object> params)
                              throws LscServiceException

Evaluate your script expression to a list of string

Specified by:

evalToObjectList in interface ScriptableEvaluator

Parameters:

task - the task concerned by this evaluation

expression - the expression to evaluate

params - the keys are the name used in the

Returns:

the evaluation result, null if nothing

Throws:

LscServiceException - thrown when a technical error is encountere

evalToBoolean

public Boolean evalToBoolean(Task task,
                             String expression,
                             Map<String,Object> params)
                      throws LscServiceException

Evaluate your script expression to a boolean value

Specified by:

evalToBoolean in interface ScriptableEvaluator

Parameters:

task - the task concerned by this evaluation

expression - the expression to evaluate

params - the keys are the name used in the

Returns:

the evaluation result, null if nothing

Throws:

LscServiceException - thrown when a technical error is encountere