}
private Map<WorkflowInstanceNode, String> groupNodePortData(List<WorkflowNodeIOData> list) {
Map<WorkflowInstanceNode,String> portData=new HashMap<WorkflowInstanceNode, String>();
for (WorkflowNodeIOData data : list) {
portData.put(new WorkflowInstanceNode(new WorkflowExecution(data.getExperimentId(), data.getWorkflowInstanceId()), data.getNodeId()), data.getValue());
}
return portData;
}