This is a part of an online Codename One course published around 2017 see it all for free at https://debugagent.com/series/cn1

1. Creating a Facebook Clone - Part XL

2. public class Post implements PropertyBusinessObject {
public final Property<String, Post> id = new Property<>("id");
public final Property<User, Post> user = new Property<>("user",
User.class);
public final LongProperty<Post> date = new LongProperty<>("date");
public final Property<String, Post> title = new Property<>("title");
public final Property<String, Post> content = new Property<>("content");
public final Property<String, Post> visibility =
new Property<>("visibility");
public final Property<String, Post> styling = new Property<>("styling");
public final ListProperty<Comment, Post> comments =
new ListProperty<>("comments", Comment.class);
public final ListProperty<User, Post> likes =
new ListProperty<>("likes", User.class);
public final MapProperty<String, String, Post> attachments =
new MapProperty<>("attachments", String.class, String.class);
private final PropertyIndex idx = new PropertyIndex(this, "Post",
id, user, date, title, content, visibility, styling, comments,
likes, attachments);
Post

3. public class Post implements PropertyBusinessObject {
public final Property<String, Post> id = new Property<>("id");
public final Property<User, Post> user = new Property<>("user",
User.class);
public final LongProperty<Post> date = new LongProperty<>("date");
public final Property<String, Post> title = new Property<>("title");
public final Property<String, Post> content = new Property<>("content");
public final Property<String, Post> visibility =
new Property<>("visibility");
public final Property<String, Post> styling = new Property<>("styling");
public final ListProperty<Comment, Post> comments =
new ListProperty<>("comments", Comment.class);
public final ListProperty<User, Post> likes =
new ListProperty<>("likes", User.class);
public final MapProperty<String, String, Post> attachments =
new MapProperty<>("attachments", String.class, String.class);
private final PropertyIndex idx = new PropertyIndex(this, "Post",
id, user, date, title, content, visibility, styling, comments,
likes, attachments);
Post

4. Response<String> s = post("user/contacts").
body(contactsToJSON(contacts)).getAsString();
return "OK".equals(s.getResponseData());
}
public static MultipartRequest uploadMedia(String mime, String role,
String visibility, String fileName, byte[] data,
SuccessCallback<String> callback) {
MultipartRequest mp = new MultipartRequest() {
private String mediaId;
@Override
protected void readResponse(InputStream input)
throws IOException {
mediaId = Util.readToString(input);
}
@Override
protected void postResponse() {
callback.onSucess(mediaId);
}
};
mp.setUrl(BASE_URL + "media/upload");
mp.addRequestHeader("auth", token);
ServerAPI

5. Response<String> s = post("user/contacts").
body(contactsToJSON(contacts)).getAsString();
return "OK".equals(s.getResponseData());
}
public static MultipartRequest uploadMedia(String mime, String role,
String visibility, String fileName, byte[] data,
SuccessCallback<String> callback) {
MultipartRequest mp = new MultipartRequest() {
private String mediaId;
@Override
protected void readResponse(InputStream input)
throws IOException {
mediaId = Util.readToString(input);
}
@Override
protected void postResponse() {
callback.onSucess(mediaId);
}
};
mp.setUrl(BASE_URL + "media/upload");
mp.addRequestHeader("auth", token);
ServerAPI

6. @Override
protected void postResponse() {
callback.onSucess(mediaId);
}
};
mp.setUrl(BASE_URL + "media/upload");
mp.addRequestHeader("auth", token);
mp.addRequestHeader("Accept", "application/json");
mp.addArgument("role", role);
mp.addArgument("visibility", visibility);
if(data == null) {
try {
mp.addData("file", fileName, mime);
} catch(IOException err) {
Log.e(err);
throw new RuntimeException(err);
}
} else {
mp.addData("file", data, mime);
}
mp.setFilename("file", fileName);
addToQueue(mp);
return mp;
ServerAPI