Re: getting started

From: Jack O'Connor (jo418..ristol.ac.uk)
Date: Thu Jun 28 2007 - 11:36:22 EDT

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    Hey, you were right about the problem; the java that comes with fedora
    core linux is not fully compatible with every java application. The
    solution I found was to use JPackage to run 2 versions of java
    simultaneously (2 'alternatives'). Thanks,
    Jack

    Andrus Adamchik wrote:
    > You don't have to remove the GNU Java, just install Sun Java somewhere
    > and make sure that all the executables from Sun JDK are in the path. I
    > usually do it with the "alternatives" command. E.g. (assuming Sun JDK is
    > installed under /usr/lib/jvm/jdk1.5.0_10/):
    >
    > alternatives --install /usr/bin/java java
    > /usr/lib/jvm/jdk1.5.0_10/bin/java 1
    > alternatives --install /usr/bin/javac javac
    > /usr/lib/jvm/jdk1.5.0_10/bin/javac 1
    > alternatives --install /usr/bin/jar jar /usr/lib/jvm/jdk1.5.0_10/bin/jar 1
    > alternatives --install /opt/java java-home /usr/lib/jvm/jdk1.5.0_10 1
    >
    > Haven't used Core 7 yet, but I assume the configuration steps above
    > should work as well.
    >
    > Andrus
    >
    > On Jun 28, 2007, at 1:02 PM, Jack O'Connor wrote:
    >
    >>> java -version
    >> java version "1.5.0"
    >> gij (GNU libgcj) version 4.1.2 20070502 (Red Hat 4.1.2-12)
    >>
    >> Copyright (C) 2006 Free Software Foundation, Inc.
    >> This is free software; see the source for copying conditions. There
    >> is NO
    >> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR
    >> PURPOSE.
    >>
    >> Do you think I should remove the java package from the fedora software
    >> manager, and manually install the JDK?
    >>
    >> Thanks,
    >> Jack
    >>
    >>
    >> Andrus Adamchik wrote:
    >>> Hi Jack,
    >>> All this is *very* strange. Are you using JDK that comes with Fedora,
    >>> or did you install Sun JDK? To check do this:
    >>> $ java -version
    >>> I know in the past the open source Java port included with Fedora was
    >>> unusable (especially with the GUI apps), so Sun Linux JDK must be
    >>> installed.
    >>> Andrus
    >>> On Jun 28, 2007, at 12:33 AM, Jack O'Connor wrote:
    >>>> Then change DB URL to jdbc:mysql://localhost/jackdb (where jackdb is
    >>>> the
    >>>> name of a MySQL DB I have created), and Enter my Username and Password
    >>>> for it. Now, if I click Test..., I get:
    >>>> Error connecting to DB: Invalid authorization specification message
    >>>> form
    >>>> server: "Access denied for user 'nobody..localhost' (using
    >>>> password: NO)"
    >>>> If I continue, and click save, then "New Project", the main window is
    >>>> divided into 2 parts as in the tutorial; on the right is the normal
    >>>> default screen as in the tutorial, but on the left is on long line:
    >>>> org.objectstyle.cayenne.access.DataDomai..0ca22d1[name=UntitledDomain]
    >>>>
    >>>> NB/ each time I go back into Tools>Preferences>Local DataSources, DB
    >>>> URL
    >>>> has reset to jdbc:mysql://localhost/database, and Username and Password
    >>>> are blank again.
    >>
    >>
    >>
    >



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