How to use

setImplementation

method

in

org.flowable.bpmn.model.ServiceTask

if (StringUtils.isNotEmpty(BpmnXMLUtil.getAttributeValue(ATTRIBUTE_TASK_SERVICE_CLASS, xtr))) {
  serviceTask.setImplementationType(ImplementationType.IMPLEMENTATION_TYPE_CLASS);
  serviceTask.setImplementation(BpmnXMLUtil.getAttributeValue(ATTRIBUTE_TASK_SERVICE_CLASS, xtr));
  serviceTask.setImplementation(BpmnXMLUtil.getAttributeValue(ATTRIBUTE_TASK_SERVICE_EXPRESSION, xtr));
  serviceTask.setImplementation(BpmnXMLUtil.getAttributeValue(ATTRIBUTE_TASK_SERVICE_DELEGATEEXPRESSION, xtr));

if (StringUtils.isNotEmpty(getPropertyValueAsString(PROPERTY_SERVICETASK_CLASS, elementNode))) {
  task.setImplementationType(ImplementationType.IMPLEMENTATION_TYPE_CLASS);
  task.setImplementation(getPropertyValueAsString(PROPERTY_SERVICETASK_CLASS, elementNode));
  task.setImplementation(getPropertyValueAsString(PROPERTY_SERVICETASK_EXPRESSION, elementNode));
  task.setImplementation(getPropertyValueAsString(PROPERTY_SERVICETASK_DELEGATE_EXPRESSION, elementNode));

  public void setValues(ServiceTask otherElement) {
    super.setValues(otherElement);
    setImplementation(otherElement.getImplementation());
    setImplementationType(otherElement.getImplementationType());
    setResultVariableName(otherElement.getResultVariableName());
    setType(otherElement.getType());
    setOperationRef(otherElement.getOperationRef());
    setExtensionId(otherElement.getExtensionId());
    setSkipExpression(otherElement.getSkipExpression());

    fieldExtensions = new ArrayList<>();
    if (otherElement.getFieldExtensions() != null && !otherElement.getFieldExtensions().isEmpty()) {
      for (FieldExtension extension : otherElement.getFieldExtensions()) {
        fieldExtensions.add(extension.clone());
      }
    }

    customProperties = new ArrayList<>();
    if (otherElement.getCustomProperties() != null && !otherElement.getCustomProperties().isEmpty()) {
      for (CustomProperty property : otherElement.getCustomProperties()) {
        customProperties.add(property.clone());
      }
    }
  }
}

  public void setValues(ServiceTask otherElement) {
    super.setValues(otherElement);
    setImplementation(otherElement.getImplementation());
    setImplementationType(otherElement.getImplementationType());
    setResultVariableName(otherElement.getResultVariableName());
    setType(otherElement.getType());
    setOperationRef(otherElement.getOperationRef());
    setExtensionId(otherElement.getExtensionId());
    setSkipExpression(otherElement.getSkipExpression());
    setUseLocalScopeForResultVariable(otherElement.isUseLocalScopeForResultVariable());
    setTriggerable(otherElement.isTriggerable());

    fieldExtensions = new ArrayList<>();
    if (otherElement.getFieldExtensions() != null && !otherElement.getFieldExtensions().isEmpty()) {
      for (FieldExtension extension : otherElement.getFieldExtensions()) {
        fieldExtensions.add(extension.clone());
      }
    }

    customProperties = new ArrayList<>();
    if (otherElement.getCustomProperties() != null && !otherElement.getCustomProperties().isEmpty()) {
      for (CustomProperty property : otherElement.getCustomProperties()) {
        customProperties.add(property.clone());
      }
    }
  }
}