Re: [Squirrel-sql-develop] NullPointerExceptions and squirrel syntax plugin

I tried to replicate this with SQurreL 1.2 beta 4 and Syntax plugin 
0.11. After altering my prefs.xml to have an empty fontInfo-tag I get 
the same NPE as Joseph when I try to connect.

-- 
Dennis Lundberg


Joseph Boyd wrote:

> Here's some more information regarding my problem with the syntax 
> highlighting plugin and squirrel.
> 
> The prefs.xml file I have has an empty <fontInfo> element under 
> SessionProperties.
> 
> <sessionProperties
>  Class=
> "net.sourceforge.squirrel_sql.client.session.properties.SessionProperties"
>  >
> 
>  --snipped--
> 
>  <fontInfo/>
> 
> 
> If I replace it with the default fontInfo section that is created for a 
> 'new' squirrel user (one without a prefs.xml file present), my problem 
> goes away :
> 
> 
>    <fontInfo Class="net.sourceforge.squirrel_sql.fw.gui.FontInfo">
>            <family>Monospaced</family>
>            <isBold>false</isBold>
>            <isItalic>false</isItalic>
>            <size>12</size>
>    </fontInfo>
> 
> I've looked at the source, and see that a new SessionProperties object 
> gets a default (non-null) FontInfo object created for it.  I believe my 
> having an empty <fontInfo/> tag in my prefs.xml cause the XMLBeanReader 
> to assign assign call sessionProperties.setFontInfo(null).
> 
> I'm not sure how to best adjust the code to deal with the problem, but I 
> believe you can re-produce my problem by editing your prefs.xml and 
> change the <fontInfo> section into an empty tag :
> 
>   <fontInfo/>
> 
> 
> Hope all of this helps.
> 
> 
> 
> ...Joseph Boyd
> Lead Application Developer
> accessIndiana..."linking hoosiers to government"
> http://www.IN.gov
> 10 West Market St., Suite 600
> Indianapolis, IN 46204
> 
> 
> Colin Bell wrote:
> 
>> Hi Joseph,
>>
>> I've got the application dump you did, I didn't let it through to the
>> list because of the size. I'll take a look and try to duplicate your
>> problem tonight or tomorrow night.
>>
> 
> 
> 
> On Sat, 2003-11-22 at 01:24, Joseph Boyd wrote:
> 
>> I am still getting NPE's when using the Syntax plugin (0.11)
>>
>> The stack trace from the NPE's is at the end of this message.  The NPE 
>> is happening because the
>>   _session.getProperties().getFontInfo()
>> call is returning null;
>>
>>
>> Does anybody have any suggestions as to the correct way to fix this?  
>> I can make the NPE go away by not running the code that depends on the 
>> FontInfo object, but I've no idea what that will break.
>>
>>
>> ...Joseph Boyd
>>
>>
>> java.lang.NullPointerException
>>     at 
>> net.sourceforge.squirrel_sql.plugins.syntax.oster.OsterTextControl.initStyles(OsterTextControl.java:289) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.plugins.syntax.oster.OsterTextControl.<init>(OsterTextControl.java:125) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.plugins.syntax.oster.OsterSQLEntryPanel.<init>(OsterSQLEntryPanel.java:76) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.plugins.syntax.oster.OsterSQLEntryAreaFactory.createSQLEntryPanel(OsterSQLEntryAreaFactory.java:74) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.client.session.mainpanel.SQLPanel.createGUI(SQLPanel.java:1010) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.client.session.mainpanel.SQLPanel.<init>(SQLPanel.java:173) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.client.session.mainpanel.SQLTab.getComponent(SQLTab.java:78) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.client.session.mainpanel.SQLTab.getSQLPanel(SQLTab.java:128) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.client.session.mainpanel.SQLTab.setSession(SQLTab.java:89) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.client.session.mainpanel.SQLTab.<init>(SQLTab.java:50) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.client.session.MainPanel.<init>(MainPanel.java:109) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.client.session.SessionSheet.createGUI(SessionSheet.java:346) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.client.session.SessionSheet.<init>(SessionSheet.java:104) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.client.session.SessionInternalFrame.createGUI(SessionInternalFrame.java:130) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.client.session.SessionInternalFrame.<init>(SessionInternalFrame.java:57) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.client.session.SessionWindowManager.createInternalFrame(SessionWindowManager.java:105) 
>>
>>     at 
>> net.sourceforge.squirrel_sql.client.mainframe.action.ConnectToAliasCommand$Runner.run(ConnectToAliasCommand.java:453) 
>>
>>     at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:178)
>>     at java.awt.EventQueue.dispatchEvent(EventQueue.java:454)
>>     at 
>> java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:201) 
>>
>>     at 
>> java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:151) 
>>
>>     at 
>> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:145)
>>     at 
>> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:137)
>>     at java.awt.EventDispatchThread.run(EventDispatchThread.java:100)
>>
> 
> 
> 
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