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Top Forums UNIX for Dummies Questions & Answers Problem with Java + Processing 'media language'. Post 302404642 by andrew1618 on Wednesday 17th of March 2010 02:31:28 AM
Old 03-17-2010
Problem with Java + Processing 'media language'.

Essentially processing is a programming language written in java. My university has decided to use it for it's first computer science subject. Now I am running Debian Lenny 5.04 on my IBM x31 laptop. I downloaded processing-1.1.tgz from processing.org and tar -zxvf-ed it then chmod +x the processing script. When I start it I get the following error message:

Code:
 Exception in thread "main" java.lang.UnsatisfiedLinkError: libawt: libawt.so: cannot open shared object file: No such file or directory
   at java.lang.Runtime._load(libgcj.so.90)
   at java.lang.Runtime.loadLibrary(libgcj.so.90)
   at java.lang.System.loadLibrary(libgcj.so.90)
   at sun.font.FontManager$1.run(FontManager.java:227)
   at java.security.AccessController.doPrivileged(libgcj.so.90)
   at sun.font.FontManager.<clinit>(FontManager.java:223)
   at java.lang.Class.initializeClass(libgcj.so.90)
   at com.sun.java.swing.plaf.gtk.PangoFonts.lookupFont(PangoFonts.java:175)
   at com.sun.java.swing.plaf.gtk.GTKLookAndFeel.getGTKStyleFactory(GTKLookAndFeel.java:1543)
   at com.sun.java.swing.plaf.gtk.GTKLookAndFeel.loadStyles(GTKLookAndFeel.java:1507)
   at com.sun.java.swing.plaf.gtk.GTKLookAndFeel.initialize(GTKLookAndFeel.java:1394)
   at javax.swing.UIManager.setLookAndFeel(libgcj.so.90)
   at javax.swing.UIManager.setLookAndFeel(libgcj.so.90)
   at processing.app.linux.Platform.setLookAndFeel(Unknown Source)
   at processing.app.Base.main(Unknown Source)

Now before you ask me, yes I do have jre installed and besides the linux package is meant to include all the required dependancies anyway. Does anyone have an idea as to what my system is lacking here?

here is some output regarding libawt:

Code:
andrew@debtop:~/processing-1.1$ locate libawt
/home/andrew/.local/share/Trash/files/processing-1.1/java/lib/i386/libawt.so
/home/andrew/Desktop/processing-1.1/java/lib/i386/libawt.so
/home/andrew/processing-1.1/java/lib/i386/libawt.so

Thanks for taking some time to have a look at my problem, regards, Andrew. Smilie

Last edited by pludi; 03-17-2010 at 03:54 AM.. Reason: code tags, please...
 

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libglpk-java(3) 					       libglpk-java overview						   libglpk-java(3)

NAME
libglpk-java - GNU Linear Programming Kit Java Binding DESCRIPTION
The GNU Linear Programming Kit (GLPK) package supplies a solver for large scale linear programming (LP) and mixed integer programming (MIP). The GLPK project is hosted at http://www.gnu.org/software/glpk. It has two mailing lists: - help-glpk@gnu.org and - bug-glpk@gnu.org. To subscribe to one of these lists, please, send an empty mail with a Subject: header line of just "subscribe" to the list. GLPK provides a library written in C and a standalone solver. The source code provided at ftp://gnu.ftp.org/gnu/glpk/ contains the docu- mentation of the library in file doc/glpk.pdf. The Java platform provides the Java Native Interface (JNI) to integrate non-Java language libraries into Java applications. Project GLPK for Java delivers a Java Binding for GLPK. It is hosted at http://glpk-java.sourceforge.net/. To report problems and suggestions concerning GLPK for Java, please, send an email to the author at xypron.glpk@gmx.de. ARCHITECTURE
A GLPK for Java application will consist of the following - the GLPK library - the GLPK for Java JNI library - the GLPK for Java class library - the application code. GLPK LIBRARY
The GLPK library can be compiled from source code. Follow the instructions in file INSTALL provided in the source distribution. Precompiled packages are available in many Linux distributions. The usual installation path for the library is /usr/local/lib/libglpk.so. The library has to be in the search path for binaries. GLPK FOR JAVA JNI LIBRARY
The GLPK for Java JNI library can be compiled from source code. Follow the instructions in file INSTALL provided in the source distribu- tion. The usual installation path for the library is /usr/local/lib/jni/libglpk-java.so. The library has to be in the search path for binaries. Specify the library path upon invocation of the application, e.g. java -Djava.library.path=/usr/local/libjni GLPK FOR JAVA CLASS LIBRARY
The source code to compile the GLPK for Java class library is provided at http://glpk-java.sourceforge.net. The GLPK for Java class library can be compiled from source code. Follow the instructions in file INSTALL provided in the source distribu- tion. The usual installation path for the library is /usr/local/share/java/glpk-java.jar. The library has to be in the CLASSPATH. Specify the classpath upon invocation of the application, e.g. java -classpath /usr/local/share/java/glpk-java.jar;. SEE ALSO
Further documentation and examples can be found in the documentation path, which defaults to /usr/local/share/doc/libglpk-java. version 1.0.18 September 10th, 2011 libglpk-java(3)
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