Set Enviroment Variables

[smallstone]

HI all:

I installed jdk1.5.0_09 in my C:\Java\jdk1.5.0_09. Then I go to Enviroment Variables I set a PATH.

C:\Java\jdk1.5.0_09\bin

am I doing it right?
--------------------------------------------------------------
Below is DOS promt.

Microsoft Windows XP [Version 5.1.2600]
(C) Copyright 1985-2001 Microsoft Corp.

C:\Documents and Settings\Owner>cd C:\Java

C:\Java>java
Usage: java [-options] class [args...]
(to execute a class)
or java [-options] -jar jarfile [args...]
(to execute a jar file)

where options include:
-client to select the "client" VM
-server to select the "server" VM
-hotspot is a synonym for the "client" VM [deprecated]
The default VM is client.

-cp <class search path of directories and zip/jar files>
-classpath <class search path of directories and zip/jar files>
A ; separated list of directories, JAR archives,
and ZIP archives to search for class files.
-D<name>=<value>
set a system property
-verbose[:class|gc|jni]
enable verbose output
-version print product version and exit
-version:<value>
require the specified version to run
-showversion print product version and continue
-jre-restrict-search | -jre-no-restrict-search
include/exclude user private JREs in the version search
-? -help print this help message
-X print help on non-standard options
-ea[:<packagename>...|:<classname>]
-enableassertions[:<packagename>...|:<classname>]
enable assertions
-da[:<packagename>...|:<classname>]
-disableassertions[:<packagename>...|:<classname>]
disable assertions
-esa | -enablesystemassertions
enable system assertions
-dsa | -disablesystemassertions
disable system assertions
-agentlib:<libname>[=<options>]
load native agent library <libname>, e.g. -agentlib:hprof
see also, -agentlib:jdwp=help and -agentlib:hprof=help
-agentpath:<pathname>[=<options>]
load native agent library by full pathname
-javaagent:<jarpath>[=<options>]
load Java programming language agent, see java.lang.instrument


C:\Java>version
'version' is not recognized as an internal or external command,
operable program or batch file.

C:\Java>java -version
java version "1.5.0_09"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_09-b03)
Java HotSpot(TM) Client VM (build 1.5.0_09-b03, mixed mode, sharing)

C:\Java>java HelloWorld
Exception in thread "main" java.lang.NoClassDefFoundError: HelloWorld

C:\Java>HelloWorld.java

C:\Java>java HelloWorld
Exception in thread "main" java.lang.NoClassDefFoundError: HelloWorld

C:\Java>

[chazzy]

Did you compile it first?

[smallstone]

I have no idea to run the sample file. what is the command to compile? can you show me? thanks.

[chazzy]

from your jdk, you have to run javac, which is the java compiler. it should be in that bin directory.