[HOP-2533] Workflow Executor: NPE in dialog

• Type: Bug
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Affects Version/s: 0.70
• Fix Version/s: 0.70
• Component/s: GUI, Transforms, Workflows
• Assignee: Unassigned
• Reporter: Matt Casters
• Created: 15/Feb/21 10:57
• Updated: 16/Feb/21 11:51
• Resolved: 16/Feb/21 11:51

Description

The Workflow Executor transform dialog throws an NPE when you specify an input field as value for a parameter.  Select the field in the combo in the table view and hit enter:

 

java.lang.NullPointerException
at org.eclipse.swt.custom.CCombo.setFocus(CCombo.java:1586)
at org.apache.hop.ui.core.widget.ComboVar.setFocus(ComboVar.java:212)
at org.eclipse.swt.widgets.Control.fixFocus(Control.java:332)
at org.eclipse.swt.widgets.Control.releaseWidget(Control.java:4596)
at org.eclipse.swt.widgets.Composite.releaseWidget(Composite.java:1516)
at org.eclipse.swt.widgets.Widget.release(Widget.java:1252)
at org.eclipse.swt.widgets.Control.release(Control.java:4573)
at org.eclipse.swt.widgets.Composite.releaseChildren(Composite.java:1502)
at org.eclipse.swt.widgets.Widget.release(Widget.java:1243)
at org.eclipse.swt.widgets.Control.release(Control.java:4573)
at org.eclipse.swt.widgets.Widget.dispose(Widget.java:529)
at org.apache.hop.ui.core.widget.TableView.applyComboChange(TableView.java:1604)
at org.apache.hop.ui.core.widget.TableView.access$2500(TableView.java:107)
at org.apache.hop.ui.core.widget.TableView$23.keyPressed(TableView.java:843)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:171)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5687)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1423)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1449)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1432)
at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1221)
at org.eclipse.swt.custom.CCombo.textEvent(CCombo.java:1854)
at org.eclipse.swt.custom.CCombo.lambda$0(CCombo.java:113)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5687)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1423)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1449)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1432)
at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1473)
at org.eclipse.swt.widgets.Widget.gtk_key_press_event(Widget.java:837)
at org.eclipse.swt.widgets.Control.gtk_key_press_event(Control.java:3942)
at org.eclipse.swt.widgets.Text.gtk_key_press_event(Text.java:1775)
at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2267)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:6679)
at org.eclipse.swt.widgets.Text.windowProc(Text.java:2871)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5928)
at org.eclipse.swt.internal.gtk.GTK.gtk_main_do_event(Native Method)
at org.eclipse.swt.widgets.Display.eventProc(Display.java:1486)
at org.eclipse.swt.internal.gtk.OS.g_main_context_iteration(Native Method)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4446)
at org.apache.hop.ui.pipeline.transforms.workflowexecutor.WorkflowExecutorDialog.open(WorkflowExecutorDialog.java:330)
at org.apache.hop.ui.hopgui.file.pipeline.delegates.HopGuiPipelineTransformDelegate.editTransform(HopGuiPipelineTransformDelegate.java:161)
at org.apache.hop.ui.hopgui.file.pipeline.HopGuiPipelineGraph.editTransform(HopGuiPipelineGraph.java:3274)
at org.apache.hop.ui.hopgui.file.pipeline.HopGuiPipelineGraph.mouseUp(HopGuiPipelineGraph.java:914)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:224)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5687)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1423)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4955)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4448)
at org.apache.hop.ui.hopgui.HopGui.open(HopGui.java:399)
at org.apache.hop.ui.hopgui.HopGui.main(HopGui.java:319)

subsequent attempts at editing fail and give this on the console:

java.lang.NullPointerException
        at org.eclipse.swt.custom.CCombo.getText(CCombo.java:910)
        at org.apache.hop.ui.core.widget.ComboVar.getText(ComboVar.java:167)
        at org.apache.hop.ui.core.widget.TableView.applyComboChange(TableView.java:1599)
        at org.apache.hop.ui.core.widget.TableView.access$2500(TableView.java:107)
        at org.apache.hop.ui.core.widget.TableView$25.mouseDown(TableView.java:1197)
        at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:196)
        at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
        at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5687)
        at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1423)
        at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4955)
        at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4448)
        at org.apache.hop.ui.hopgui.HopGui.open(HopGui.java:399)
        at org.apache.hop.ui.hopgui.HopGui.main(HopGui.java:319)