Difference between revisions of "JavaAwt"

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(→‎other isseus with classpath)
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==Ecj problem, bulding classpath ==
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=== issues with classpath ===
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If you run into problems that your environment has an ecj that does not pass the checks in configure. You might want to try this:
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To ensure that your Gentoo has the right version of the eclipse compiler
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First you may have to unmerge the current eclipse-ecj
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# emerge --unmerge eclipse-ecj
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# cd /etc/portage
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# echo ">=dev-java/eclipse-ecj-3.4" >> package.mask
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# emerge eclipse-ecj --pretend
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# emerge eclipse-ecj
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Then,
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# bitbake classpath -c clean
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# bitbake classpath
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==Building Classpath==
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Building Classpath resulted in an error that was caused by a faulty classpath to the antlr.jar. The error may be a symptom of something else but --with_antlr_jar= addition to classpath_0.98.bb recipe got me past the issue:
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EXTRA_OECONF += "\
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                --disable-alsa \
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                --disable-dssi \
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                --disable-qt4-peer \
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                --disable-plugin \
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                --enable-gconf-peer \
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                --enable-gtk-peer \
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                --enable-local-sockets \
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                --with-vm=java \
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              --with_antlr_jar=~/overo-stable/tmp/staging/i686-linux/usr/share/java/antlr.jar \
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              "
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=== other isseus with classpath ===
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Got a problem when building classpath: Invalid flag -1.5
 
Got a problem when building classpath: Invalid flag -1.5

Revision as of 10:09, 20 June 2009

issues with classpath

Got a problem when building classpath: Invalid flag -1.5 Solution found here



a Know bug when building java. |here


Java on the stick

I still seem to miss some setting or packages to make it work. 

po@gumstix-custom-verdex:~/proto$ java ShowMe
java.awt.AWTError: Cannot load AWT toolkit: gnu.java.awt.peer.gtk.GtkToolkit
  at java.awt.Toolkit.getDefaultToolkit(Toolkit.java:607)
  at java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsEnvironment.java:103)
  at java.awt.Window.<init>(Window.java:133)
  at java.awt.Frame.<init>(Frame.java:246)
  at ShowMe.main(ShowMe.java:35)
Caused by: java.lang.UnsatisfiedLinkError: Native library `gtkpeer' not found (as file   `libgtkpeer.so') in gnu.classpath.boot.library.path and java.library.path
  at java.lang.Runtime.loadLibrary(Runtime.java:763)
  at java.lang.System.loadLibrary(System.java:662)
  at gnu.java.awt.peer.gtk.GtkToolkit.<clinit>(GtkToolkit.java:173)
  at java.lang.VMClass.forName(Native Method)
  at java.lang.Class.forName(Class.java:233)
  at java.awt.Toolkit.getDefaultToolkit(Toolkit.java:583)
  ...4 more
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