}
public WorkItemNodeFactory workParameterDefinition(String name, DataType dataType) {
Work work = getWorkItemNode().getWork();
if (work == null) {
work = new WorkImpl();
getWorkItemNode().setWork(work);
}
Set<ParameterDefinition> parameterDefinitions = work.getParameterDefinitions();
parameterDefinitions.add(new ParameterDefinitionImpl(name, dataType));
work.setParameterDefinitions(parameterDefinitions);