added getUserTaskFlowElements-method

de.fhmuenster.masterthesis.textgeneratordsl/src/de/fhmuenster/masterthesis/serialization/TestgeneratorDSLSerializer.java

@@ -46,6 +46,7 @@ import de.fhmuenster.masterthesis.testgeneratorDSL.ServiceTaskFlowElement;
 import de.fhmuenster.masterthesis.testgeneratorDSL.StringVariable;
 import de.fhmuenster.masterthesis.testgeneratorDSL.Test;
 import de.fhmuenster.masterthesis.testgeneratorDSL.TestgeneratorDSLFactory;
+import de.fhmuenster.masterthesis.testgeneratorDSL.UserTaskFlowElement;
 import de.fhmuenster.masterthesis.testgeneratorDSL.Variable;
 import de.fhmuenster.masterthesis.utils.TestgeneratorDSLUtils;
 
@@ -137,6 +138,15 @@ public class TestgeneratorDSLSerializer {
 		return delegateServiceTaskElements;
 	}
 	
+	public List<UserTaskFlowElement> getUserTaskFlowElements() {
+		List<UserTaskFlowElement> userTaskElements = model.getDeclarations().stream() //
+				.filter(d -> d instanceof UserTaskFlowElement) //
+				.map(f -> ((UserTaskFlowElement) f)) //
+				.collect(Collectors.toList()); //
+		
+		return userTaskElements;
+	}
+	
 	public List<FlowElement> getFlowElements() {
 		return model.getDeclarations().stream() //
 				.filter(decl -> decl instanceof FlowElement) //