Save in Bmob (Android)

1 Find out first

2 saving data for the current table

3 updating data for associated tables

When inserting an associated data field, in order to detect whether or not to insert the problem repeatedly,

  /**     *  query whether there is a name that already exists      */     private void findnotegroupinfobyname ()  {         if  (Textutils.isempty (M_et_note_group_add_name.gettext (). toString (). Trim ()))  {             showtoast ("Name cannot be empty");             return;        }         bmobquery<notegroup> notegroups = new bmobquery <NoteGroup> ();         notegroups.addwhererelatedto ("NoteGroups",  new bmobpointer (MyUser));         notegroups.addwhereequalto ("Name",  m_et_note_group_add_name.gettext (). toString ());         Notegroups.findobjeCTS (This, new findlistener<notegroup> ()  {              @Override              Public void onsuccess (list<notegroup> notegroups)  {                 if  (Notegroups.size ()  == 0)  {                     savenotegroupinfo ();                 } else {                     showtoast ("already exists \" " + m_et_note_group_add_ Name.gettext (). toString ()  +  "\" Type ";                &nbSP;}             }               @Override              public void onerror (int i, string s)  {                 showerrorims (i);             }        });     }     /**     *  Save Note Group       */    private void savenotegroupinfo ()  {         notegroup = new notegroup ();         notegroup.setname (M_et_note_group_add_name.gettext (). toString ());         nOtegroup.setdescription (M_et_note_group_add_description.gettext (). toString ());         notegroup.setuser (MyUser);         notegroup.save ( This, new savelistener ()  {              @Override             public void  Onsuccess ()  {                 addnotegrouptouser ();            }               @Override              public void onfailure (int i, String s )  {                 Showerrorims (i);             }        });     }     /**     *  associating note groups to user      */    private void addnotegrouptouser ()  {         bmobrelation notegroups = new bmobrelation ();         notegroups.add (Notegroup);         myuser.setnotegroups (notegroups);         myuser.update ( This, new updatelistener ()  {              @Override             public void  Onsuccess ()  {                 bmobquery.clearallcaChedresults (Getapplicationcontext ());                 showtoast ("Save \" " + m_et_note_group_add_name.gettext (). toString ()  +   "\" Success ");            }               @Override              public void onfailure (int i, string s)  {                 showerrorims (i );            }         });     }

Save in Bmob (Android)