Wait, if you used the RPMs why have you done all this manual copying of files into various directories? Just use the RPMs and it should work, if you have /proc/bus/usb mounted with the proper permissions (or are running as root).
On Wed, Feb 20, 2008 at 8:51 PM, java4me <[EMAIL PROTECTED]> wrote: > Dan, > > I am using Netbeans IDE. > > run: > > > Exception in thread "main" java.lang.RuntimeException: Error : Properties > file javax.usb.properties not found. > > > at FindUsbDevice.getVirtualRootUsbHub(FindUsbDevice.java:77) > > at FindUsbDevice.main(FindUsbDevice.java:29) > > Java Result: 1 > > I added the following to CLASSPATH in IDE. /usr/local/lib which contains > the java.usb.properties and I receive the following error. > > run: > > > Exception in thread "main" java.lang.RuntimeException: Error : Error while > loading shared library libJavaxUsb.so : no JavaxUsb in java.library.path > > at FindUsbDevice.getVirtualRootUsbHub(FindUsbDevice.java:77) > > at FindUsbDevice.main(FindUsbDevice.java:29) > > Java Result: 1 > > BUILD SUCCESSFUL > > Dan this is from your last reply. > > > and the native .so > library into your JRE's lib/i386 directory. > > I put the libjavaxUsb.so.1.0.1 in the lib/i386 directory. > > > you can copy all 3 > of the jar files into your JRE's lib/ext/ directory > > All .jar files are in JRE's lib/ext/ > > > If you are new to Java, you could try using the RPMs instead of doing > this stuff yourself...? I am new to JAVA. I used the RPMs. > > What are the possible causes for the error? > > Error while loading shared library libJavaxUsb.so : no JavaxUsb in > java.library.path > > > > > Dan Streetman wrote: > > > I think you are confused as to how the Java CLASSPATH works. > > > > You need to have the DIRECTORY that contains the properties file in > > your CLASSPATH. You need to have the ACTUAL JAR FILES that contain > > the java code in your CLASSPATH. So just putting /opt/javax-usb/lib > > in your CLASSPATH will not work if there are only jar files in that > > directory. > > > > If you are new to Java, you could try using the RPMs instead of doing > > this stuff yourself...? > > > > Also you do NOT need to add /usr/lib to your LD_LIBRARY_PATH. That > > directory is part of the standard ld loader path for all UNIX systems > > that have ever existed as far as I know. > > > > Alternately, which might be easier for you - if you get the code from > > CVS (not the latest release) and build it yourself, you can copy all 3 > > of the jar files into your JRE's lib/ext/ directory, and the > > properties file into your JRE's lib/ directory, and the native .so > > library into your JRE's lib/i386 directory. Then you do not need to > > worry about setting your CLASSPATH or LD_LIBRARY_PATH at all - the JRE > > will automatically find all the classes and properties file and native > > library. Do note that the class with your main method (that you > > specify on the command line) needs to be in your CLASSPATH, you can't > > directly invoke classes from the JRE's lib/ext directory. > > > > On Feb 19, 2008 11:18 PM, java4me <[EMAIL PROTECTED]> wrote: > > > >> Mark, > >> > >> Thanks for the help. > >> > >> Here are the results from command line. > >> > >> I did not build from command line. > >> > >> [EMAIL PROTECTED]:~# echo $CLASSPATH > >> > >> /opt/javax-usb/lib:/opt/javax-usb/etc > >> > >> [EMAIL PROTECTED]:~# echo $LD_LIBRARY_PATH > >> > >> /usr/lib > >> > >> [EMAIL PROTECTED]:~# java -jar > "/TestShare/FindUsbDevice/dist/FindUsbDevice.jar" > >> > >> Exception in thread "main" java.lang.NoClassDefFoundError: > javax/usb/UsbDevice > >> > >> Here are the results from Netbeans. > >> > >> Build results: > >> > >> To run this application from the command line without Ant, try: > >> > >> java -jar "/TestShare/FindUsbDevice/dist/FindUsbDevice.jar" > >> > >> jar: > >> > >> BUILD SUCCESSFUL (total time: 5 seconds) > >> > >> Run results: > >> > >> Exception in thread "main" java.lang.RuntimeException: Error : Error > while loading shared library libJavaxUsb.so : no JavaxUsb in java.library.path > >> > >> at FindUsbDevice.getVirtualRootUsbHub(FindUsbDevice.java:77) > >> > >> at FindUsbDevice.main(FindUsbDevice.java:29) > >> > >> Java Result: 1 > >> > >> > >> Mark Scott wrote: > >> > >> > >>> java4me wrote: > >>> > >>> > >>> > >>>> Here is the info you requested. > >>>> > >>>> > >>> With respect, that's not entirely true. > >>> > >>> > >>> > >>>> What does "echo $CLASSPATH" show? > >>>> > >>>> [EMAIL PROTECTED]:/TestShare/FindUsbDevice/src/findusbdevice# echo > $classpath > >>>> /opt/javax-usb/lib:/opt/javax-usb/etc/javax.usb.prperties > >>>> > >>>> > >>> classpath is not the same as CLASSPATH. > >>> > >>> But it's not clear (to me, at least) if you're using a shell or Netbeans > >>> to run your application. If the shell then CLASSPATH (not classpath) is > >>> what you need to set. If Netbeans then I'm not sure if the CLASSPATH > >>> environment variable is relevant. I'm sure Netbeans will have some way > >>> to let you put an arbitrary directory on the runtime classpath though. > >>> > >>> > >>> > >> > > > > > > ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ javax-usb-devel mailing list javax-usb-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/javax-usb-devel
