```
public void onClick(View v) {

        {

            if (db==null) db = new DB(AddStation.this);
            if(v.getId()==R.id.ADD ) {
                String code = Scode.getText().toString().trim();
                String name = SName.getText().toString().trim();
                String fac = SFac.getText().toString().trim();
                if(name.equals("")){
                    Scode.setError("Invalid name");
                    return;
                }

                if (code.equals("")){ Scode.setError("Invalid email");
                    return;
                }
                    if (db.addStudent(code, name, fac))
                        Toast.makeText(AddStation.this, "Student added", Toast.LENGTH_SHORT).show();

                else if (v.getId()==R.id.See) {
                Toast.makeText(AddStation.this, db.getAllStudents(), Toast.LENGTH_LONG).show();
                //Log.v("EditText", db.getAllStudents().toString());

                    }
                }

                }
            db.close();
            Toast.makeText(AddStation.this, db.getAllStudents(), Toast.LENGTH_SHORT).show();
            }
    }

```

AddStation is my Fragment name. how to solve this ?
this toast is retriving database and can u guys tell me how to bring data into a dropdown box or gridview instead of a toast. thanks!