public CreateRequest(ContentFormat contentFormat,int objectId,Collection<LwM2mResource> resources){
  this(contentFormat,objectId,resources.toArray(new LwM2mResource[resources.size()]));
}

public CreateRequest ( ContentFormat contentFormat , int objectId , Collection < LwM2mResource > resources ) { this ( contentFormat , objectId , resources . toArray ( new LwM2mResource [ resources . size ( ) ] ) ) ; }
creates a request for creating an instance of a particular object without specifying the id of this new instance . the id will be chosen by the client and accessible in the createresponse .
