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From: Robert Klemme <shortcutter@googlemail.com>
Newsgroups: comp.lang.java.programmer
Subject: Re: Java classpath question and how to run a program from command line?
Date: Mon, 28 Nov 2011 23:08:47 +0100
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On 11/28/2011 10:50 PM, www wrote:
> Hi:
>
> Sorry. I am confused about how to run a Java class from command line(I
> can run it from Eclipse). I use Cygwin on Windows 7.
> This Java source file is  /cygdrive/d/project/src/A/B/C/
> MainWindow.java
> The class file(MainWindow.class) is located at /cygdrive/d/project/bin/
> A/BC/MainWindow.class (compiled by Eclipse)
> MainWindow.java package is:
>
> package A.B.C;
>
> The following JAR files are also needed to run the program: /cygdrive/
> d/project/libs/*.jar
>
> In Cygwin command window, "echo $CLASSPATH" does not show anything, so
> CLASSPATH has not been set.
>
> Now in Cygwin command window, I am at /cygdrive/d/project/bin, I typed
> the command below, but it didn't work:
>
> java -classpath /cygdrive/d/project/libs;. A.B.C.MainWindow
>
> Can you help me on how to run it from the command line?

Can you show the error?

> I also tried to set up CLASSPATH in .bashrc file beforehand:
> export CLASSPATH=/cygdrive/d/project/libs/;/cygdrive/d/project/bin
> I am confused: should I separate them by ";" or ":" ?
> I tried both ways, none of them is working: ". .bashrc" command
> complains or no complains, but MainWindow still cannot be run.

If you are starting a Windows JVM chances are that you need to pass 
Windows paths since /cygdrive cannot be resolved in Windows land.  See 
utility "cygpath".

Cheers

	robert