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- package com.example.bartosz.eagleeye;
- import android.os.AsyncTask;
- import android.util.Log;
- import android.widget.EditText;
- import java.sql.Connection;
- import java.sql.DriverManager;
- import java.sql.ResultSet;
- import java.sql.SQLException;
- import java.sql.Statement;
- /**
- * Created by Bartosz on 2016-05-08.
- */
- public class ConnectionDB extends AsyncTask<String, String, String> {
- @Override
- protected String doInBackground(String... f_url) {
- // JDBC driver name and database URL
- String JDBC_DRIVER = "net.sourceforge.jtds.jdbc.Driver";
- String DB_URL = "jdbc:jtds:sqlserver://192.168.1.129:1433;DatabaseName=Mobile";
- // Database credentials
- String USER = "admin1";
- String PASS = "123";
- Connection conn = null;
- try{
- //STEP 2: Register JDBC driver
- Class.forName("net.sourceforge.jtds.jdbc.Driver");
- //STEP 3: Open a connection
- System.out.println("Connecting to database...---------------------------------------------------------------");
- conn = DriverManager.getConnection(DB_URL,USER,PASS);
- //STEP 4: Execute a query
- System.out.println("Creating statement...--------------------------------------------------------------");
- Statement stmt = conn.createStatement();
- String sql;
- sql = "SELECT * FROM Pracownik";
- ResultSet rs = stmt.executeQuery(sql);
- //STEP 5: Extract data from result set
- while(rs.next()){
- String last = rs.getString("nazwisko");
- //Display values
- System.out.println(", nazwisko: " + last);
- }
- //STEP 6: Clean-up environment
- rs.close();
- stmt.close();
- conn.close();
- }catch(SQLException se){
- //Handle errors for JDBC
- se.printStackTrace();
- return "//Handle errors for JDBC";
- }catch(Exception e){
- //Handle errors for Class.forName
- e.printStackTrace();
- return "//Handle errors for Class.forName";
- }finally{
- //finally block used to close resources
- try{
- if(conn!=null)
- conn.close();
- }catch(SQLException se){
- se.printStackTrace();
- }//end finally try
- }//end try
- System.out.println("Goodbye!");
- return"err";
- }
- }
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