```
public class ExpressionEvaluatorFactory
extends Object
```
Factory to obtain specific expression evaluator based on context. It works like a delegate that hides part of context so it will be possible to distribute the factory and then obtain the specific expression evaluator instance only when all the information are available

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`static ExpressionEvaluatorFactory`	`create(ClassLoader classLoader, org.drools.scenariosimulation.api.model.ScenarioSimulationModel.Type type)`
`ExpressionEvaluator`	`getOrCreate(org.drools.scenariosimulation.api.model.FactMappingValue factMappingValue)`	Based on factMappingValue information it returns an instance of the specific expression evaluator required.
`protected boolean`	`isAnMVELExpression(String rawValue)`	A rawValue is an MVEL expression if: - NOT COLLECTIONS CASE: It's a `String` which starts with MVEL_ESCAPE_SYMBOL ('#') - COLLECTION CASE: It's a JSON String node, which is used only when an expression is set (in other cases it's a JSON Object (Map) or a JSON Array (List)) and it's value starts with MVEL_ESCAPE_SYMBOL ('#')

Class ExpressionEvaluatorFactory