The Jetty Maven plugin with the
scanIntervalSeconds configuration set to a positive value performs complete application restart when the given number of seconds have elapsed since the last Java change.
<plugins> <plugin> <groupId>org.eclipse.jetty</groupId> <artifactId>jetty-maven-plugin</artifactId> <version>9.4.36.v20210114</version> <configuration> <scanIntervalSeconds>2</scanIntervalSeconds> </configuration> </plugin> <!-- more plugins --> </plugins>
Recommended minimum version
Jetty Maven Plugin versions before
Since the plugin performs a full server restart, all Java changes are picked up.
This includes modifications to server startup listeners as well as changes to code that connects frontend and backend components, such as adding a new
LitTemplate class, or adding a new CSS import and using it in Java via
However, the session is not preserved during the restart.