android - how to fetch all column Values based on Email -


i want fetch column table tblreg, has column registration,name,password,email , contact out email checked while registration ,it unique column.. value exist once in table of 1 email.

i having login matching email password , passing value of email through intent in home activity keyname want fetch detail sqllite based on email,i receiving getextra through intent.

here code of home activity

public class activity_home extends activity {     databasehandler dbh = new databasehandler(this); string regid,emailid,name,contact,data;      @override     protected void oncreate(bundle savedinstancestate) {         super.oncreate(savedinstancestate);         setcontentview(r.layout.activity_activity_home);         textview lblemail = (textview) findviewbyid(r.id.textview1);         textview lblreg = (textview) findviewbyid(r.id.textview1);         textview lblname = (textview) findviewbyid(r.id.textview1);         dbh.open();         try {             data = getintent().getextras().getstring("keyname");              cursor m1 = dbh.getalldata(data);             if (m1 != null) {                 m1.movetofirst();                 name = m1.getstring(m1.getcolumnindex("name"));                 regid = m1.getstring(m1.getcolumnindex("registration"));                 contact = m1.getstring(m1.getcolumnindex("contact"));                 emailid = m1.getstring(m1.getcolumnindex("email"));                 m1.close();             }              if (!data.equals("")) {                  lblemail.settext(html.fromhtml("email: <b>" + emailid + "</b>"));                 lblreg.settext(html.fromhtml("email: <b>" + regid + "</b>"));                 lblname.settext(html.fromhtml("email: <b>" + name + "</b>"));             } else {                 toast.maketext(getapplicationcontext(), "data null aya hai bhai", toast.length_short).show();             }         }         catch (exception e)         {             string ex=e.tostring();             toast.maketext(getapplicationcontext(), ex, toast.length_short).show();         }             }

i have used database handler class using query ,i think there problem in query please have in ,i sharing cursor code please correct me wrong. quick response appreciated , in advance.i beginner in android please help.

 public cursor getalldata(string parentkey) {      string[] fields = new string[] {             key_regid,             key_name,             key_password,             key_email,             key_mobileno + " _id "     };      cursor cursor = mdb.query(tblreg,             fields,             key_email + " = ?",             new string[] {                     "" + parentkey             },             null,             null,             key_name);      cursor.movetofirst();     return cursor; }

please collapse in coding , highly appreciated.

hey guyz have solved problem of fetching data tables based on column values , know want share sloppy mistakes.

textview lblemail = (textview) findviewbyid(r.id.textview1);             textview lblreg = (textview) findviewbyid(r.id.textview1);             textview lblname = (textview) findviewbyid(r.id.textview1);

this code has written stated below

textview lblemail = (textview) findviewbyid(r.id.textview1);                 textview lblreg = (textview) findviewbyid(r.id.textview2);                 textview lblname = (textview) findviewbyid(r.id.textview3);

rest working great,any viewer want learn how fetch column values based upon value passed user can refer above code.


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