Problems while loading initial-data.yml in play 2.0

Question

I am trying to port to YABE in play1.2.4 to play 2.0.4 Java. For that I created a initial-data.yml and tried to load it with Global.java ``` #Users users: - !!models.User email: bob@gmail.com password: secret fullname: Bob isAdmin: true #Posts posts: - !!models.Post id: 1 title: About the model layer postedAt: 2009-06-14 author: - !!models.User email: bob@gmail.com content: > The model has a central position in a Play! application. Cut.... ``` My Global.java is below ``` public void onStart(Application app) { InitialData.insert(app); } static class InitialData { public static void insert(Application app) { if(Ebean.find(User.class).findRowCount() == 0) { Map> all = (Map>)Yaml.load("initial-data.yml"); Ebean.save(all.get("users")); Ebean.save(all.get("posts")); Ebean.save(all.get("comments")); } } } ``` While loading I am getting following errors ConstructorException: null; Can't construct a java object for tag:yaml.org,2002:models.Post; except…

Accepted Answer

Manuel, Thanks for the help.

When I slightly modified the YAML i got it working, I just removed the "-", which is in front of the "model.class"

```
#Users
users:
    - !!models.User
        email:      bob@gmail.com
        password:   secret
        fullname:   Bob
        isAdmin:    true
#Posts

posts:

- !!models.Post
        id:         1
        title:      About the model layer
        postedAt:   2009-06-14
        author: !!models.User
                email: bob@gmail.com
        content:    >
                    The model has a central position in a Play! application. Cut....   
```

Any idea what "-" stands for?

Problems while loading initial-data.yml in play 2.0

Solution

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