JakartaEE
Successor of JavaEE/JEE that moved to Eclipse. The packages names moved from javax to jakarta..
Jakarta EE 10 - run in docker
Go to https://start.jakarta.ee/ and generate a starter zip with:
Jakarta EE version Jakarta EE 10
Jakarta EE version Jakarta EE profile Platform
Java SE version Java SE 17
Runtime WildFly
Docker support yes
Click on Generate to create jakartaee-hello-world.zip
1 cd ~/Downloads/
2 mv jakartaee-hello-world.zip /tmp/
3 cd /tmp/
4 unzip jakartaee-hello-world.zip
5 cd jakartaee-hello-world/
6 mvn -version
7 # Apache Maven 3.6.3
8 sudo apt install openjdk-17-jdk
9 java -version
10 # openjdk version "17.0.6" 2023-01-17
11 mvn clean install
12 docker build -t jee-image .
13 docker run -d --rm -p 8080:8080 -p 9990:9990 --name app jee-image
14 docker exec -it app bash
15 cd /opt/jboss/wildfly/bin
16 sh add-user.sh admin admin
17 # Updated user 'admin' to file '/opt/jboss/wildfly/standalone/configuration/mgmt-users.properties'
18 # Updated user 'admin' to file '/opt/jboss/wildfly/domain/configuration/mgmt-users.properties'
19 Open http://localhost:9990/console/index.html
20 exit
21 curl http://localhost:8080/jakartaee-hello-world/rest/hello?name=userx
22 # {"hello":"userx"}
23 curl http://localhost:8080/jakartaee-hello-world/
24
25 docker exec -it app bash
26 java -version
27 # openjdk version "17.0.7" 2023-04-18
28 pwd
29 /opt/jboss/wildfly
30 find . -name *war
31 #./standalone/tmp/jakartaee-hello-world.war
32 #./standalone/deployments/jakartaee-hello-world.war
33 exit
34 # http://localhost:9990/console/index.html#standalone-server
35 # Product Name WildFly Full
36 # Product Version 28.0.1.Final
37
Change code
In HelloWorldResource.java change @Path("hello") to @Path("helloworld") .
In src/main/webapp/index.html change rest/hello to rest/helloworld .