android - Get sender mail in gmail-api -

i trying figure out went through gmail-api developer guide.the message part in gmail-api not contain detail sender appreciated thanks.

ok did it.get message payload , headers payload loop through headers name "from"

format of header of form header=[name:"somename" value:"somevalue"]

here code hope helps someone

private list<messagereader> getdatafromapi() throws ioexception {             string user = "me";             list<messagereader> labels = new arraylist<messagereader>();             listmessagesresponse listresponse = mactivity.mservice.users().messages().list(user).setq(query).execute();             //int i=0;             (message label : listresponse.getmessages()) {                 message m =  mactivity.mservice.users().messages().get(user, label.getid()).execute();                 string ="";                  try{                     list<messagepart> parts  =m.getpayload().getparts();                     list<messagepartheader> headers = m.getpayload().getheaders();                     messagereader mreader = readparts(parts);                     mreader.setdate(m.getinternaldate());                     for(messagepartheader header:headers){                         string name = header.getname();                         if(name.equals("from")||name.equals("from")){                             mreader.setsender(header.getvalue());                             break;                         }                     }                     labels.add(mreader);                  }catch(exception e){                      a+="the following error occurred:\n" +                                 e.getmessage();                     }              }             return labels;//extractdata(labels);         }   private messagereader readparts(list<messagepart> parts){         messagereader mreader = new messagereader();         int cnt =0;         for(messagepart part:parts){              try{                  string mime = part.getmimetype();                            if(mime.contentequals("text/plain")){                     string s = new string(base64.decodebase64(part.getbody().getdata().getbytes()));                     mreader.settext(s);                 }else if(mime.contentequals("text/html")){                     string s = new string(base64.decodebase64(part.getbody().getdata().getbytes()));                     mreader.sethtml(s);                  }else if(mime.contentequals("multipart/alternative")){                     list<messagepart> subparts  =part.getparts();                     messagereader subreader = readparts(subparts);                     mreader.settext(subreader.gettext());                     mreader.sethtml(subreader.gethtml());                 }else if(mime.contentequals("application/octet-stream")){                     cnt++;                     mreader.setno_of_files(cnt);                 }              }catch(exception e){                 // file here              }          }         return mreader;     }      public class messagereader {      private string text;     private string html;     int no_of_files;     private string sender;     private long date;     // file data made       public string getsender() {         return sender;     }     public void setsender(string sender) {         this.sender = sender;     }     public long getdate() {         return date;     }      public void setdate(long date) {         this.date = date;     }     public string gettext() {         return text;     }     public void settext(string text) {         this.text = text;     }     public string gethtml() {         return html;     }     public void sethtml(string html) {         this.html = html;     }     public int getno_of_files() {         return no_of_files;     }     public void setno_of_files(int no_of_files) {         this.no_of_files = no_of_files;     }    }