Use of Android development note ___intent

1  Public classActrequestactivityextendsAppcompatactivityImplementsOnclicklistener {2 3     PrivateEditText et_request;4     PrivateTextView tv_request;5 6 @Override7     protected voidonCreate (Bundle savedinstancestate) {8         Super. OnCreate (savedinstancestate);9 Setcontentview (r.layout.activity_act_request);TenFindviewbyid (r.id.btn_act_request). Setonclicklistener ( This); OneEt_request =(EditText) Findviewbyid (r.id.et_request); ATv_request =(TextView) Findviewbyid (r.id.tv_request); -     } -  the @Override -      Public voidOnClick (View v) { -         if(V.getid () = =r.id.btn_act_request) { -Intent Intent =NewIntent (); +Intent.setclass ( This, Actresponseactivity.class); -Intent.putextra ("Request_time", Dateutil.getnowtime ()); +Intent.putextra ("Request_content", Et_request.gettext (). toString ()); AStartactivityforresult (Intent, 0); at         } -     } -  - @Override -     protected voidOnactivityresult (intRequestcode,intResultCode, Intent data) { -         if(Data! =NULL) { inString response_time = Data.getstringextra ("Response_time"); -String response_content = Data.getstringextra ("Response_content"); toString desc = String.Format ("received return message: \ n response time is%s\n answer content is%s", + Response_time, response_content); - Tv_request.settext (DESC); the         } *     } $ Panax Notoginseng}

1  Public classActresponseactivityextendsAppcompatactivityImplementsOnclicklistener {2 3     PrivateEditText Et_response;4     PrivateTextView Tv_response;5 6 @Override7     protected voidonCreate (Bundle savedinstancestate) {8         Super. OnCreate (savedinstancestate);9 Setcontentview (r.layout.activity_act_response);TenFindviewbyid (R.id.btn_act_response). Setonclicklistener ( This); OneEt_response =(EditText) Findviewbyid (r.id.et_response); ATv_response =(TextView) Findviewbyid (r.id.tv_response); -          -Bundle bundle =getintent (). Getextras (); theString request_time = bundle.getstring ("Request_time"); -String request_content = bundle.getstring ("Request_content"); -String desc = String.Format ("received request message: \ n Request time is%s\n request content is%s", - Request_time, request_content); + Tv_response.settext (DESC); -     } +  A @Override at      Public voidOnClick (View v) { -         if(V.getid () = =r.id.btn_act_response) { -Intent Intent =NewIntent (); -Bundle bundle =NewBundle (); -Bundle.putstring ("Response_time", Dateutil.getnowtime ()); -Bundle.putstring ("Response_content", Et_response.gettext (). toString ()); in Intent.putextras (bundle); - Setresult (ACTIVITY.RESULT_OK, intent); to finish (); +         } -     } the  *}

Use of Android development note ___intent