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Bug 79578

Summary:	NPE when invalid schema opens (2)
Product:	xml	Reporter:	Andrei Chistiakov <ca-nb>
Component:	Schema Tools	Assignee:	bhate <bhate>
Status:	VERIFIED FIXED
Severity:	blocker	CC:	cwebster, htt, ivansidorkin, kozlov
Priority:	P1
Version:	5.x
Hardware:	PC
OS:	Windows XP
Issue Type:	DEFECT	Exception Reporter:

Description Andrei Chistiakov 2006-07-03 11:59:32 UTC

Reproduced in build 060630_1.

To reproduce the bug open the following schema:

<?xml version="1.0" encoding="UTF-8"?>

<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
            targetNamespace="http://xml.netbeans.org/examples/targetNS"
            xmlns:tns="http://xml.netbeans.org/examples/targetNS"
            elementFormDefault="qualified">

    <xsd:element name="purchaseOrder" type="tns:PurchaseOrderType"/>
        <xsd:complexType>
            <xsd:sequence/>
        </xsd:complexType>
    
    <xsd:complexType name="PurchaseOrderType">
        <xsd:sequence>
        </xsd:sequence>
    </xsd:complexType>
</xsd:schema>

NPE throws with the following details:
java.lang.NullPointerException
	at
org.netbeans.modules.xml.schema.core.multiview.SchemaColumnViewMultiViewElement.getToolbarRepresentation(SchemaColumnViewMultiViewElement.java:362)
	at
org.netbeans.core.multiview.MultiViewPeer.showCurrentElement(MultiViewPeer.java:274)
	at
org.netbeans.core.multiview.MultiViewPeer.showCurrentElement(MultiViewPeer.java:235)
	at
org.netbeans.core.multiview.MultiViewPeer$SelectionListener.selectionChanged(MultiViewPeer.java:622)
	at
org.netbeans.core.multiview.MultiViewModel.fireSelectionChanged(MultiViewModel.java:230)
	at
org.netbeans.core.multiview.MultiViewModel.setActiveDescription(MultiViewModel.java:99)
	at
org.netbeans.core.multiview.MultiViewModel$BtnGroup.setSelected(MultiViewModel.java:280)
	at javax.swing.JToggleButton$ToggleButtonModel.setSelected(JToggleButton.java:215)
	at javax.swing.ButtonGroup.setSelected(ButtonGroup.java:139)
	at
org.netbeans.core.multiview.MultiViewModel$BtnGroup.setSelected(MultiViewModel.java:276)
	at javax.swing.JToggleButton$ToggleButtonModel.setSelected(JToggleButton.java:215)
	at javax.swing.AbstractButton.setSelected(AbstractButton.java:274)
	at
org.netbeans.core.multiview.TabsComponent.changeActiveManually(TabsComponent.java:153)
	at
org.netbeans.core.multiview.MultiViewPeer$MVTCHandler.requestActive(MultiViewPeer.java:648)
	at
org.netbeans.core.api.multiview.MultiViewHandler.requestActive(MultiViewHandler.java:73)
	at
org.netbeans.modules.xml.schema.core.multiview.SchemaMultiViewSupport.requestMultiviewActive(SchemaMultiViewSupport.java:193)
	at
org.netbeans.modules.xml.schema.core.multiview.SchemaMultiViewSupport.requestSchemaViewOpen(SchemaMultiViewSupport.java:99)
	at
org.netbeans.modules.xml.schema.core.SchemaDataObject$SchemaNode$1.actionPerformed(SchemaDataObject.java:103)
	at org.openide.explorer.view.TreeView$PopupSupport.mouseClicked(TreeView.java:1364)
	at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:212)
	at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:211)
	at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:211)
	at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:211)
	at java.awt.Component.processMouseEvent(Component.java:5491)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3126)
	at java.awt.Component.processEvent(Component.java:5253)
	at java.awt.Container.processEvent(Container.java:1966)
	at java.awt.Component.dispatchEventImpl(Component.java:3955)
	at java.awt.Container.dispatchEventImpl(Container.java:2024)
	at java.awt.Component.dispatchEvent(Component.java:3803)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4212)
	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3901)
	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3822)
	at java.awt.Container.dispatchEventImpl(Container.java:2010)
	at java.awt.Window.dispatchEventImpl(Window.java:1774)
	at java.awt.Component.dispatchEvent(Component.java:3803)
[catch] at java.awt.EventQueue.dispatchEvent(EventQueue.java:463)
	at
java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:242)
	at
java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)

Comment 1 bhate 2006-07-07 00:10:46 UTC

we wont initialize toolbar if model is invalid (not well formed)

Comment 2 Andrei Chistiakov 2006-07-10 14:19:40 UTC

Verified in build 060709.