How to set PATH and CLASSPATH in Windows and Unix Though, I highly recommend you to join these best Java Programming courses to build your fundamentals in Java. These were some notable differences between PATH vs CLASSPATH in Java and they are worth remembering to debug and troubleshoot Java-related issues. PATH environment variable is used by the operating system to find any binary or command typed in the shell, this is true for both Windows and Linux environments while CLASSPATH is only used by Java ClassLoaders to load class files. Another significant difference between PATH and CLASSPATH is that PATH can not be overridden by any Java settings but CLASSPATH can be overridden by providing command-line option -classpath or -cp to both " java" and " javac" commands or by using Class-Path attribute in Manifest file inside JAR archive.Ĥ. class file or JAR file which is required by your Java application.ģ. In order to set PATH in Java, you need to include JDK_HOME/bin directory in PATH environment variable while in order to set CLASSPATH in Java you need to include all those directories where you have put either your. On the other hand, CLASSPATH, an environment variable is used by System or Application ClassLoader to locate and load compile Java bytecodes stored in the. The main difference between PATH and CLASSPATH is that PATH is an environment variable that is used to locate JDK binaries like the " java" or " javac" command used to run java program and compile the java source file. Here are some of the common differences between PATH vs CLASSPATH in Java :ġ. Once you know this basic detail, you would be able to solve most of the classpath-related problems by yourself.ĭifference between PATH and CLASSPATH in Java In this article, I'll tell you about the practical difference between PATH and CLASSPATH environment variables, where are they located, and how exactly they are used by the Java compiler and JVM. The most common cause of dreaded error like is either incorrect or misconfigured CLASSPATH in Java.
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