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Article View: borland.public.jbuilder.java.language
Article #18166

Will JDK1.1 programs be compatible with JDK1.2?

#18166
From: Papadomichelakis John
Date: Sun, 02 Aug 1998 00:00
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I have not worked with JDK1.2 much.

I downloaded the JRE 1.2 beta 4 from JavaSoft and I discovered that must
of my programs do not
work.
I did not recompile my programs using JDK1.2.
Is it necessary?
If it is, then what about the JBCL library which is compiled under
JDK1.1?

I attached the exception log that I am getting from some programs.

--

Papadomichelakis John
"Unite for Java! - http://www.javalobby.org"
__________________________________________________
email : michelos@freemail.gr
TEL   : 30 31 758 429,       30 31 709 796
__________________________________________________
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Exception occurred during event dispatching:
java.lang.NullPointerException
        at borland.jbcl.view.GridView.addFocusListener(GridView.java:724)
        at com.sun.java.swing.JComponent.enableSerialization(Compiled Code)
        at com.sun.java.swing.JComponent.<init>(Compiled Code)
        at com.sun.java.swing.JScrollPane.<init>(JScrollPane.java:201)
        at com.sun.java.swing.JScrollPane.<init>(JScrollPane.java:250)
        at borland.jbcl.view.GridView.<init>(GridView.java:47)
        at borland.jbcl.control.GridControl.<init>(GridControl.java:41)
        at JAIMMS.parametric.w_st_lines.<init>(w_st_lines.java:30)
        at JAIMMS.parametric.w_st_lines.show(w_st_lines.java:51)
        at JAIMMS.JAIMMSMan.m_const_lines_actionPerformed(JAIMMSMan.java:233)
        at JAIMMS.JAIMMSMan_m_const_lines_actionAdapter.actionPerformed(JAIMMSMan.java:377)
        at java.awt.MenuItem.processActionEvent(MenuItem.java:438)
        at java.awt.MenuItem.processEvent(MenuItem.java:402)
        at java.awt.MenuComponent.dispatchEventImpl(MenuComponent.java:189)
        at java.awt.MenuComponent.dispatchEvent(MenuComponent.java:181)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:225)
        at java.awt.EventDispatchThread.run(Compiled Code)


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email;internet: michelos@freemail.gr
tel;work:       267 923
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From: Papadomichelakis John <michelos@freemail.gr>
Subject: Will JDK1.1 programs be compatible with JDK1.2?
Date: 1998/08/02
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