Difference between path and classpath


Prev Tutorial Next Tutorial

Difference between path and classpath in Java

Path

Path variable is set for provide path for all java tools like java, javac, javap, javah, jar, appletviewer. In Java for run any program we use java tool and for compile java code use javac tool. These all tools are available in bin folder so we set path upto bin folder.

classpath

classpath variable is set for provide path of all java classes which is used in our application. All classes are available in lib/rt.jar so we set classpath upto lib/rt.jar.

Difference between path and classPath

pathclasspath
path variable is set for provide path for all java tools like java, javac, javap, javah, jar, appletviewerclasspath variable is set for provide path of all java classes which is used in our application.

JDK Folder Hierarchy

jdk folder

Path variable is set for use all the tools like java, javac, javap, javah, jar, appletviewer etc.

Example

"C:\Program Files\Java\jdk1.6.0\bin"
difference between path and classpath

All the tools are present in bin folder so we set path upto bin folder.

Classpath variable is used for set the path for all classes which is used in our program so we set classpath upto rj.jar. in rt.jar file all the .class files are present. When we decompressed rt.jar file we get all .class files.

Example

"C:\Program Files\Java\jre1.6.0\jre\lib\rt.jar"

In above rt.jar is a jar file where all the .class files are present so we set the classpath upto rt.jar.

difference between path and classpath in java
Prev Tutorial Next Tutorial

Advertisements




Facebook Likes

Advertisements