/* (non-Javadoc) * @see pe.edu.upc.evolucion.bpm.btm.service.ws.TaskOperations#isSubtask(java.lang.String taskIdentifier )* */ @Override public boolean isSubtask(java.lang.String taskIdentifier) throws IllegalStateFault, IllegalAccessFault, IllegalOperationFault, IllegalArgumentFault { return helper.isSubtask(taskIdentifier); }