Sep 17, 2011 · 1) PATH: You need to set PATH to compile Java source code, create JAVA CLASS FILES and Operating System to load classes at runtime. 2) CLASSPATH: This is used by JVM and not by OS. Answer to your question :

Oct 14, 2008 · I've tried several variations, such as: set CLASS_PATH=C:\path\a\b\c;C:\path\e\f\g;.... set CLASS_PATH=%CLASS_PATH%;C:\path2\a\b\c;C:\path2\e\f\g;.... ... (Other variations are setting the classpath all on one line, setting the classpath via -classpath as an argument to java").

Mar 4, 2014 · set classpath=C:\Oracle\product\10.1.0\Client_2\jdbc\lib\ojdbc14.jar; both the method are easy but i would prefer you should go with first one as by doing that you didn't need to set your classpath again and again after you reboot your system or application.

There are four different ways to set Java classpath. The java commands options to set Java classpath for one command prompt are:- Demonstrating the java command options. To test these java command options, write simple HelloWorld program, compile it.

To set CLASSPATH, use the set command. Classes can be saved either in individual class files, such as MyClass.class, or in groups in a file such as classes.zip or classes.jar. When specifying a path to a .zip or .jar file, you must end the path with the filename.

Aug 15, 2020 · Class path helps JDK tools and different applications where to find third party and user defined classes. By specifying -classpath or -cp will override CLASSPATH environment variable, that may be created before. If the -cp or -classpath are not setted correctly, then that particular user's classpath consists of the current directory (.)

Mar 7, 2025 · To set Java Environment Variables, you need to set, JAVA_HOME: It points to the directory where the JDK is installed on the system. PATH: It specifies where the operating system should look for executable files.

Jun 10, 2015 · Classpath is a parameter—set either on the command-line, or through an environment variable —that tells the Java Virtual Machine or the Java compiler where to look for user-defined classes and packages. See also: Java Classloader.

May 25, 2022 · You can also set classpath in windows by using DOS commands like: $ set CLASSPATH=%CLASSPATH%;JAVA_HOME\ lib; This way you can set the classpath in Windows XP, Windows 2000, or Windows 7 and 8, 10 as they all come with a command prompt. Setting Java Classpath in UNIX or Linux

Jan 7, 2010 · In Java 1.6+ you can set the classpath to a directory followed by /* to load all JAR files in that directory. Not just the directory name though - that's for loading class files in that directory and subdirectories. See similar questions with these tags.