Comment 4 for bug 104986

This method no longer works. The JDT and the Eclipse bundle shipping with Karmic is horribly broken. It is missing a buttload of plug-ins. Any attempt to use Help -> Software Updates -> Find and Install now results in the following:

Network connection problems encountered during search.
  Unable to access "http://download.eclipse.org/releases/galileo".
    Error accessing site stream. [Server returned HTTP response code: 503 for URL: http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd]
    Server returned HTTP response code: 503 for URL: http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd
    Error accessing site stream. [Server returned HTTP response code: 503 for URL: http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd]
    Server returned HTTP response code: 503 for URL: http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd
  Unable to access "http://download.eclipse.org/eclipse/updates/3.5".
    Unable to access site: "http://download.eclipse.org/eclipse/updates/3.5" [Server returned HTTP response code: "403 Forbidden" for URL: http://download.eclipse.org/eclipse/updates/3.5.]
    Server returned HTTP response code: "403 Forbidden" for URL: http://download.eclipse.org/eclipse/updates/3.5.
    Unable to access site: "http://download.eclipse.org/eclipse/updates/3.5" [Server returned HTTP response code: "403 Forbidden" for URL: http://download.eclipse.org/eclipse/updates/3.5.]
    Server returned HTTP response code: "403 Forbidden" for URL: http://download.eclipse.org/eclipse/updates/3.5.