UML-Editor (UML編輯器) The simple UML editor was written in JAVA. (OOAD course). User can add new class、usecase and associaiton line object. 簡單的UML編輯器,可以新增class、usecase和association line等等的簡單功能 可以重新移動建立好的物件與線條,也能群組物件 DEMO video: https://youtu.be/2K26x_kmf9Q class diagram of this project