I will test with 1.6.0-RC1, thank you. Sent with [Proton Mail](https://proton.me/mail/home) secure email.
On Thursday, June 5th, 2025 at 6:08 PM, Nick Couchman <[email protected]> wrote: > On Thu, Jun 5, 2025 at 5:35 PM viktor_krumm <[email protected]> > wrote: > >> I am trying to write an extension to pass login events to a Unix domain >> socket. I am very new to this, so I may misunderstand things. Based on the >> ClassDefinition, I thought guacamole used Java 8 since ClassDefinitions >> after 52 failed. What version of Java does Tomcat9 then use? > > Tomcat does not use a specific version of Java - it uses whatever version of > Java you configure it to use. Guacamole 1.5.5 is compatible back to Java 8, > and I believe Java 1.6.0 will maintain that compatibility (based on some work > we had to do to maintain the compatibility). > > If you're running the guacamole Docker container, version 1.5.5 runs JDK8 and > Tomcat 8.5.x. The guacamole container for version 1.6.0 will switch to JDK 21 > and Tomcat 9. > >> If it is after 16, Java should natively support sockets. If it is before >> that, then I will need to use an external library, junixsocket. I tried to >> use maven-shader plugin to bundle that jar, but it failed. I do not know how >> else to include it. > > If you're running Guacamole outside of containers, you can use whatever > version of Java you like to run Tomcat, which should support your > requirements. If you're running the containers, you'll either need to switch > the Java version in the Dockerfile and build your own container, or you'll > need to wait for 1.6.0 to come out with the later version already specified > in the Dockerfile. > > -Nick > >>
