JDBC connection between android and oracle apps

Question

Hello.
I am new to oracle apps and android. But the coding of android is in java.
I want to create a application in which i want to connect oracle apps with my application of android written in java.
I am sending code which is not working but not having error too.
**************************** Connection class ******************************
import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; public class getConnection { public static Connection getDBConnection(){     Connection con;     con=null;     try{         Class.forName("oracle.jdbcdriver.OracleDriver");     } catch (ClassNotFoundException e) {         System.out.println(e);     }     try {         String url="Host String:1523:SID";         con=DriverManager.getConnection(url,"XXXX","XXXX");                 if(con!=null){             System.out.println("Connection Successfull..."+"\n");         }else{             System.out.println("Connection Failed.....");         }     } catch (SQLException e) {         System.out.println(e);     }     return(con); } }
******************************** Main CLass *************************************
import java.sql.Connection; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import android.os.Bundle; import android.widget.Button; import android.widget.EditText; import android.widget.TextView; import android.app.Activity; import android.view.View; import android.view.View.OnClickListener; public class Main extends Activity implements OnClickListener{ private EditText etUsername;     private EditText etPassword;     private Button btnLogin;     private Button btnCancel;     private TextView lblResult; /** Called when the activity is first created. */     @Override     public void onCreate(Bundle savedInstanceState) {         super.onCreate(savedInstanceState);         setContentView(R.layout.main);                 etUsername = (EditText)findViewById(R.id.username);         etPassword = (EditText)findViewById(R.id.password);         btnLogin = (Button)findViewById(R.id.login_button);         btnCancel = (Button)findViewById(R.id.cancel_button);         lblResult = (TextView)findViewById(R.id.result);             btnLogin.setOnClickListener (new OnClickListener() {         public void onClick(View v) {         Connection con = null;                 PreparedStatement stmt = null;                 ResultSet rs = null;                 int n=0;                 lblResult.setText("Hello.");                 con=getConnection.getDBConnection();                 lblResult.setText("After Connection");                 String query = "select object_id from all_objects where object_id=18";                         try {                     stmt = con.prepareStatement(query);                 } catch (SQLException e) {                     // TODO                     System.out.println(e);                 }                 try {                     rs = stmt.executeQuery();                 } catch (SQLException e) {                     // TODO                     System.out.println(e);                 }                 try {                     while(rs.next()){                         n = rs.getInt("OBJECT_ID");                     }                 } catch (SQLException e) {                     // TODO                     System.out.println(e);                 }                                 // Check Login         String username = etUsername.getText().toString();         String password = etPassword.getText().toString();                         if(username.equals("U_Name") && password.equals("Pass") && n==18){         lblResult.setText("Login successful.");         } else {             lblResult.setText("Login failed. Username and/or password doesn't match.");             }         }         });         btnCancel.setOnClickListener(new OnClickListener() {         //@Override         public void onClick(View v) {             // Close the application             finish();         }         });     } public void onClick(View v) { // TODO Auto-generated method stub } }
I am doing this in Eclipse.
Help me out as soon as possible.
Thank You.
Edited by: EJP on 12/07/2012 16:05: added {noformat}
{noformat} tags. Please use them.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   

Answer 1

>
I am sending code which is not working but not having error too.
>
Who do you think you are kidding? That code couldn't possibly run without errors.
The first thing you need to do is learn how to connect to an Oracle database using Java on your pc. Then you can start branching out.
Review the JDBC Developer Guide for how to connect to Oracle databases using Java.
http://docs.oracle.com/cd/B28359_01/java.111/b31224/urls.htm#BEIJFHHB