This is documentation for Mathematica 6, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.2)
JLink Guide
Java Connection Management
Launching Java
InstallJava launch the Java runtime and prepare it for use from Mathematica
ReinstallJava quit and restart the Java runtime
UninstallJava quit the Java runtime
JavaLink the link to the Java runtime
JavaClassPath, AddToClassPath the directories and jar files searched for classes
GetComplexClass, SetComplexClass the class for representing complex numbers
SetInternetProxy configure a proxy for connecting to the internet
ShowJavaConsole display System.out and System.err output in a separate window
AllowRaggedArrays whether to allow non rectangular arrays to be sent to Java
$RelaxedTypeChecking whether to suspend type checking of arrays sent to Java