Without TCP/IP, DrJava will not start properly. RMI uses TCP/IP as the default transport mechanism, so you must have those drivers installed. Other users should use the Java virtual machine that comes with their operating system (including MacOS X).Īlso, DrJava uses two Java Virtual Machines (one for the main program, and one for the Interactions Pane) that use Java's Remote Method Invocation (RMI) to communicate with each other. (Note: The JDK, not the JRE, must be installed to have access to compilation in DrJava.) If you need to download a JVM, we recommend Sun's JDK 5.0 for Solaris, Linux and Windows. You can then run DrJava as a normal application.ĭrJava requires a Java 2 v1.4 or later virtual machine. On OS X, you can download the drjava-beta-2019-220051 package.On Windows, you can download the drjava-beta-2019-220051.On many platforms, you can simply double-click the jar file to start DrJava.From the command line, you can typejava -jar drjava-beta-2019-220051. Hey there, and welcome to Apple Support Communities, csingasa!įrom my understanding, you’re trying to install DrJava on your Mac. I’d be happy to help provide you some information.Īccording to the DrJava website, you’d need to follow the steps here:
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