gistfile1.txt

Exercise 1:
First Hello Program

1. First to the root directory of Hello project:
$ cd /home/opendaylight/bootcamp/opendaylight-application-dev-training/Code-Sample/Md-Sal-Demo/hello

How we generated the project directory structure:

2. Compile the code
$ mvn clean install -DskipTests -X  ( -o to build offline)

3. start the application
$ ./karaf/target/assembly/bin/karaf

4. 
- Wait for few minutes to come up the application. You can check the logs using ( root@karaf>log:tail ).
- Launch the postman.
- click on the tab : ODL-Bootcamp-mdsal
- send the requeset to ODL 

Request
http://2.2.2.10:8181/restconf/operations/hello:hello-world

Body
  {
    input : {
        name : "Bootcamp"
       }
  }

Controller will response with:

{
  output : {
      greating : "Hello Bootcamp"
     }
}


Exercise 2:
Expose rest API using the Hello program:

1. Edit the yang model "api/src/main/yang/hello.yang" to add the new api.
2. Build the whole project (mvn clean install -DskipTests -X -o).
3. Give the implementation for the new API "impl/src/main/java/org/opendaylight/hello/impl/HelloWorldImpl.java".
4. Build the project (mvn clean install -DskipTests -X -o).
5. Finally run the project "$ ./karaf/target/assembly/bin/karaf"
6. Invoke the API using the postman.