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From Greg Roodt <gro...@gmail.com>
Subject Re: Unable to run simple java file using Ant
Date Sat, 10 Oct 2009 15:30:08 GMT
Looks like your jar is only created with the manifest and no compiled Class
files. Can you confirm if there are any Class files in the jar? Does the
code compile successfully into ./build/classes?


On Sat, Oct 10, 2009 at 4:23 PM, srinivas2828 <srinivas2828@gmail.com>wrote:

>
> Hi I am trying to use ant to compile and run a simple java file got the
> following error
> Buildfile: build.xml
>
> clean:
>   [delete] Deleting directory
> /home/miriyala/Desktop/Roseindia/build/classes
>   [delete] Deleting directory /home/miriyala/Desktop/Roseindia/build/jar
>   [delete] Deleting directory /home/miriyala/Desktop/Roseindia/build
>
> prepare:
>    [mkdir] Created dir: /home/miriyala/Desktop/Roseindia/build
>    [mkdir] Created dir: /home/miriyala/Desktop/Roseindia/build/classes
>    [mkdir] Created dir: /home/miriyala/Desktop/Roseindia/build/jar
>
> compile:
>
> jar:
>      [jar] Building MANIFEST-only jar:
> /home/miriyala/Desktop/Roseindia/build/jar/Roseindia.jar
>
> run:
>     [java] Exception in thread "main" java.lang.NoClassDefFoundError:
> Roseindia
>     [java] Caused by: java.lang.ClassNotFoundException: Roseindia
>     [java]     at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
>     [java]     at java.security.AccessController.doPrivileged(Native
> Method)
>     [java]     at
> java.net.URLClassLoader.findClass(URLClassLoader.java:188)
>     [java]     at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
>     [java]     at
> sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
>     [java]     at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
>     [java]     at
> java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
>     [java] Could not find the main class: Roseindia. Program will exit.
>     [java] Java Result: 1
>
> main:
>     [echo] main target completed..
>
> BUILD SUCCESSFUL
> Total time: 0 seconds
>
> Here is the build.xml file http://www.nabble.com/file/p25835171/build.xml
> build.xml
> thanks in advance
> --
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>
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