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Bug 84194

Summary:	NPE on going to Design View when schema is invalid
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 2006-09-05 10:02:03 UTC

Reproduced in build 060903 (JDK 1.6 Beta 2)

To reproduce the bug:

- open the following schema
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
            targetNamespace="http://xml.netbeans.org/schema/newXmlSchema2"
            xmlns:tns="http://xml.netbeans.org/schema/newXmlSchema2"
            elementFormDefault="qualified">
    <xsd:complexType name="CT1">
        <xsd:sequence>
            <xsd:element ref="tns:E1"/>
        </xsd:sequence>
    </xsd:complexType>
</xsd:schema>
- in Schema View select CT1 and invoke 'Go To|Design' popup menu command.

java.lang.NullPointerException
	at
org.netbeans.modules.xml.schema.core.multiview.SchemaABEViewMultiViewElement$1.show(SchemaABEViewMultiViewElement.java:139)
	at
org.netbeans.modules.xml.schema.core.multiview.SchemaMultiViewSupport.viewInSwingThread(SchemaMultiViewSupport.java:261)
	at
org.netbeans.modules.xml.schema.core.multiview.SchemaMultiViewSupport.view(SchemaMultiViewSupport.java:205)
	at
org.netbeans.modules.xml.xam.ui.actions.AbstractShowComponentAction.performAction(AbstractShowComponentAction.java:69)
	at
org.netbeans.modules.xml.xam.ui.actions.GoToAction$ActSubMenuModel.performActionAt(GoToAction.java:223)
	at org.openide.awt.Actions$ISubActionListener.actionPerformed(Actions.java:1000)
	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995)
...

Comment 1 bhate 2006-09-06 21:39:27 UTC

We need to check the state of aximodel before enabling goto design action.
Fixed in multiviewsupport.canview

Comment 2 Andrei Chistiakov 2006-09-07 09:45:56 UTC

Verified in build 060906_1.