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  1. JDK
  2. JDK-4633352

Applets with file:// protocol can be loaded with plugin disabled.

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    • generic
    • generic
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    Description

      Build Info: Merlin build 92.
      Browsers NS4.x, IE4.x, IE5.x, IE6.x, NS6.x
      Platform: All
      Build Location: http://sqesvr/deployment3/merlin/fcs
                      /net/jdk.sfbay/export/disk6/promoted/jdk/1.4/fcs/b92/binaries



      With the Plugin disabled (through the Control Panel), the browsers are still
      able to load all applets launched with file:// protocol.
      (It does block http:// protocol).


      1) Install browser
      2) Install JRE bundle
      3) cd <jre install dir>/bin/ControlPanel
      4) Uncheck the 'Enable Plugin' checkbox.
      5) Click on 'Apply'
      6) Quit the Control Panel
      7) Set NPX_PLUGIN_PATH to point to <jre dir>/plugin/<arch>/ns4 (if using NS4.x on Unix platform).
      8) Invoke browser
      9) go to URL http://webwork.sfbay/products/plugin/1.4/demos/applets.html and load any of the applets
      10) It should not load and would throw an exception (so far its all okay)
      11) Now click on File-Open from browser menu and choose
        <jre install dir>/ControlPanel.html
        this HTML usesa codebase set to file://none protocol
      12) The ControlPanel shows up. It is not using the browsers VM
          (can cross-check NS4.x Console and IE console)

         Instead of the above example you can try to load any applet locally using
         file:// protocol. They all load fine.

         NOTE: The Java Console is never launched, with plugin disabled.



        

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            xlu Xiaobin Lu (Inactive)
            rpallathsunw Rajendra Pallath (Inactive)
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