How to use

setVariableValue

method

in

com.effektif.workflow.impl.workflowinstance.WorkflowInstanceImpl

 /**
  * Copies the trigger data from the given {@link com.effektif.workflow.api.model.TriggerInstance} to the given
  * {@link com.effektif.workflow.impl.workflowinstance.WorkflowInstanceImpl} when starting a workflow.
  */
 public void applyTriggerData(WorkflowInstanceImpl workflowInstance, TriggerInstance triggerInstance) {
  Map<String, TypedValue> data = triggerInstance.getData();
  if (data!=null) {
   for (String key: data.keySet()) {
    TypedValue typedValue = data.get(key);
    Object value = typedValue!=null ? typedValue.getValue() : null;
    String outputVariableId = outputs!=null ? outputs.get(key) : null;
    if (value!=null && outputVariableId!=null) {
     workflowInstance.setVariableValue(outputVariableId, value);
    }
   }
  }
 }
}

public void assertResolveTemplate(String expected, TextTemplate tt) {
 WorkflowInstanceImpl workflowInstance = new WorkflowInstanceImpl();
 workflowInstance.configuration = configuration;
 workflowInstance.workflowInstance = workflowInstance;
 workflowInstance.nextVariableInstanceId = 1l;
 workflowInstance.setVariableValue("v1", "x");
 workflowInstance.setVariableValue("v2", "y");
 assertEquals(expected, tt.resolve(workflowInstance));
}

@Test
public void testUnsetVariableFieldRendersEmptyString() {
 TextTemplate template = parse("{{user.firstName}}");
 WorkflowInstanceImpl workflowInstance = new WorkflowInstanceImpl();
 workflowInstance.configuration = configuration;
 workflowInstance.workflowInstance = workflowInstance;
 workflowInstance.nextVariableInstanceId = 1l;
 workflowInstance.setVariableValue("user", new HashMap<>());
 assertEquals("", template.resolve(workflowInstance));
}