[ 1846595 ] 2pack do not set the start node in a workflow after import

- Added proper defer endElement processing handling.

base/src/org/adempiere/pipo/PackInHandler.java

@@ -640,6 +640,9 @@ public class PackInHandler extends DefaultHandler {
     		setupHandlers();
     	} else {
     		Element e = stack.pop();
+    		if (e.defer) {
+    			defer.add(new DeferEntry(e, false));
+    		} else {
 	    		ElementHandler handler = handlers.get(elementValue);
 	    		if (handler != null)
 	    			handler.endElement(m_ctx, e);
@@ -648,6 +651,7 @@ public class PackInHandler extends DefaultHandler {
 	    		else if (!e.skip)
 	    			System.out.println("Processed: " + e.getElementValue() + " - " + e.attributes.getValue(0));
     		}
+    	}
     }   // endElement
     
     private void processMenuElements() throws SAXException {
@@ -666,12 +670,24 @@ public class PackInHandler extends DefaultHandler {
     	do {
     		int startSize = defer.size();
     		List<DeferEntry> tmp = new ArrayList<DeferEntry>(defer);
+    		List<Element> startElements = new ArrayList<Element>();
     		defer.clear();
     		for (DeferEntry d : tmp) {
     			if (d.startElement) {
 	    			d.element.defer = false;
 	    			d.element.unresolved = "";
 	    			d.element.pass++;
+	    			startElements.add(d.element);
+    			} else {
+    				if (d.element.defer && startElements.contains(d.element)) {
+    					defer.add(d);
+    					continue;
+    				} else {
+    					//only defer endElement
+    					d.element.defer = false;
+    	    			d.element.unresolved = "";
+    	    			d.element.pass++;
+    				}
     			}
     			ElementHandler handler = handlers.get(d.element.getElementValue());
     			if (handler != null) {

base/src/org/adempiere/pipo/handler/WorkflowElementHandler.java

@@ -178,8 +178,8 @@ public class WorkflowElementHandler extends AbstractElementHandler {
 				MWorkflow m_Workflow = new MWorkflow(ctx, element.recordId, getTrxName(ctx));
 				int id = get_IDWithColumn(ctx, "AD_WF_Node", "Name", name);
 				if (id <= 0) {
-					log.warning("Failed to resolve start node reference for workflow element. Workflow=" 
+					element.defer = true;
-							+ m_Workflow.getName() + " StartNode=" + name);
+					element.unresolved = "AD_WF_Node=" + name;
 					return;
 				}
 				m_Workflow.setAD_WF_Node_ID(id);

base/src/org/adempiere/pipo/handler/WorkflowNodeNextConditionElementHandler.java

@@ -65,6 +65,7 @@ public class WorkflowNodeNextConditionElementHandler extends
 			int wfNodeId = DB.getSQLValue(getTrxName(ctx), sqlB.toString(),
 					workflowId, workflowNodeName);
 			if (wfNodeId <= 0) {
+				element.unresolved = "AD_WF_Node=" + workflowNodeName;
 				element.defer = true;
 				return;
 			}
@@ -72,6 +73,7 @@ public class WorkflowNodeNextConditionElementHandler extends
 			int wfNodeNextId = DB.getSQLValue(getTrxName(ctx), sqlB.toString(),
 					workflowId, workflowNodeNextName);
 			if (wfNodeNextId <= 0) {
+				element.unresolved = "AD_WF_Node=" + workflowNodeNextName;
 				element.defer = true;
 				return;
 			}