MakeJavaObject[expr] constructs a new Java object whose "value" is expr.

Methods[javaclass] returns a list of the Java declarations for all methods of the specified JavaClass. Methods["classname"] lists the methods for the named class. ...

Periodicals[] returns a list of integer ID numbers corresponding to the set of operations that are periodically performed automatically when the kernel is not busy with ...

ReinstallJava[] is a convenience function that calls UninstallJava followed by InstallJava.

ReleaseJavaObject[javaobject] tells the Java memory-management system to forget about any references to the specified JavaObject that are being maintained solely for the sake ...

RemovePeriodical[id] removes the computation corresponding to the integer id from the set of operations that are periodically performed automatically.

ReturnAsJavaObject[expr] causes a Java method call or field access during the evaluation of expr to return its result as an object reference (a JavaObject expression), not a ...

UninstallJava[] shuts down the Java runtime that was started by InstallJava.

UseFrontEnd[expr] evaluates expr in an environment where the kernel can make use of the services of the notebook front end.

UseJVM[jvm, body] acts like a wrapper that causes all J/Link calls in body to use the specified JVM as the default Java runtime.