Common questions

What is the classpath of my project?


What is the classpath of my project?

The . classpath maintains the project’s source and target references for Java compilation and compressed file or project dependencies. This configuration is maintained through the Java Build Path page in the project’s properties. Optionally, Access Rules and JavaDoc references can be configured on JAR files.

How do I find the classpath?

It is simple that you just need to use the System. getProperty() method with the classpath variable name which will return the classpath string. Lets look at the example. This is the simple example to get the classpath configuration in your system by using the Java code.

How do I find the classpath of a project in Eclipse?

In Eclipse, go to Window > Preferences > Java > Build Path > Classpath Variables.

How do I find my classpath runtime?

1 Answer

  1. Run your JVM with -verbose:class .
  2. Run the following code within your JVM: ClassLoader classloader = ClassLoader.getSystemClassLoader(); URL[] urls = ((URLClassLoader) classloader).getURLs(); for (URL url : urls) { System.out.println(url.getFile()); }

Which is referenced by classpath does not exist?

jar which is referenced by the classpath, does not exist. This error comes if when the jar file is dislocated from the path you added to the class path. Remove the jar from there and add from the new location. If the classpath could find the jar from the location.

What is classpath in Maven project?

You can get the classpath that Maven used to compile your application with mvn dependency:build-classpath. That will print the classpath to the console. Note that it will be missing target/notification-1.0.0.jar.

How do I get all classpath jars?

For the -classpath you must first list the JAR file for your app. Using a colon character : as a delimiter, append an asterisk * to get all other JAR files within the same folder. Lastly, pass the full package name of the class with your main method.

What is a compile classpath?

compile-time classpath. Contains the classes that you’ve added in your IDE (assuming you use an IDE) in order to compile your code. In other words, this is the classpath passed to “javac” (though you may be using another compiler).

Which is referenced by the classpath does not exist in eclipse?

What is meant by classpath?

Classpath is a parameter in the Java Virtual Machine or the Java compiler that specifies the location of user-defined classes and packages. The parameter may be set either on the command-line, or through an environment variable.