hercule.li@prc 2000-12-26

I found out this bug in merlin build 46

java version "1.4.0-beta"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.0-beta-b46)
Java HotSpot(TM) Client VM (build 1.4beta-B45, mixed mode)

locale : zh_CN

This bug dose NOT exist in merlin build 44.

In merlin b46, when using appletviewer to startup a application,
then choose print from Applet menu, there will be some error
message flash out like below

java.lang.NullPointerException
        at javax.swing.text.PlainView.getLineWidth(PlainView.java:590)
        at javax.swing.text.PlainView.updateDamage(PlainView.java:497)
        at javax.swing.text.PlainView.insertUpdate(PlainView.java:398)
        at javax.swing.text.FieldView.insertUpdate(FieldView.java:266)
        at javax.swing.plaf.basic.BasicTextUI$RootView.insertUpdate(BasicTextUjava:1396)
        at javax.swing.plaf.basic.BasicTextUI$UpdateHandler.insertUpdate(BasicxtUI.java:1630)
        at javax.swing.text.AbstractDocument.fireInsertUpdate(AbstractDocumentava:183)
        at javax.swing.text.AbstractDocument.handleInsertString(AbstractDocume.java:640)
        at javax.swing.text.AbstractDocument.insertString(AbstractDocument.jav600)
        at javax.swing.text.PlainDocument.insertString(PlainDocument.java:115)
        at javax.swing.text.JTextComponent.setText(JTextComponent.java:1242)
        at javax.swing.plaf.basic.BasicComboBoxEditor.setItem(BasicComboBoxEdir.java:56)
        at javax.swing.JComboBox.configureEditor(JComboBox.java:1187)
        at javax.swing.plaf.basic.BasicComboBoxUI$PropertyChangeHandler.properChange(BasicComboBoxUI.java:532)
        at javax.swing.plaf.metal.MetalComboBoxUI$MetalPropertyChangeListener.opertyChange(MetalComboBoxUI.java:76)
        at javax.swing.event.SwingPropertyChangeSupport.firePropertyChange(SwiPropertyChangeSupport.java:268)
        at javax.swing.event.SwingPropertyChangeSupport.firePropertyChange(SwiPropertyChangeSupport.java:236)
        at javax.swing.JComponent.firePropertyChange(JComponent.java:3584)
        at javax.swing.JComboBox.setModel(JComboBox.java:222)
        at sun.awt.print.PrintDialog.initPrintPanel(PrintDialog.java:368)
        at sun.awt.print.PrintDialog.<init>(PrintDialog.java:218)
        at sun.awt.print.PrintControl$2.run(PrintControl.java:439)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.awt.print.PrintControl.displayCommonDialog(PrintControl.java:43
        at sun.awt.print.PrintControl.displayNativeDialog(PrintControl.java:51
        at sun.awt.print.PrintControl.displayDialog(PrintControl.java:418)
        at sun.print.PrintJob2D.printDialog(PrintJob2D.java:148)
        at sun.awt.motif.MToolkit.getPrintJob(MToolkit.java:396)
        at sun.applet.AppletViewer.appletPrint(AppletViewer.java:691)
        at sun.applet.AppletViewer.processUserAction(AppletViewer.java:848)
        at sun.applet.AppletViewer$UserActionListener.actionPerformed(AppletVier.java:131)
        at java.awt.MenuItem.processActionEvent(MenuItem.java:558)
        at java.awt.MenuItem.processEvent(MenuItem.java:522)
        at java.awt.MenuComponent.dispatchEventImpl(MenuComponent.java:276)
        at java.awt.MenuComponent.dispatchEvent(MenuComponent.java:266)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:439)
        at java.awt.EventDispatchThread.pumpOneEvent(EventDispatchThread.java:0)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:12
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:12
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:99)


Reproduce steps:
    run demo program under $JAVAHOME/demo/jfc/SwingApplet ,
        appletviewer SwingApplet.html
    then choose print from the applet menu.
    
-------------- end of hercule.li@prc 2000-12-26



hercule.li@prc 2001-01-12

This bug appears if you choose the encoding "zh_CN.EUC".

If you choose encoding as "zh_CN.GBK", there is NO bug.


BTW, this bug still exists in merlin b47.

------ end of hercule.li@prc 2001-01-12