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package db;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
public class MySQL {
public Connection getConnection()
{
try {
Class.forName("com.mysql.jdbc.Driver").newInstance();
} catch (InstantiationException | IllegalAccessException
| ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
try {
Connection con=DriverManager.getConnection("jdbc:mysql://141.79.128.121/bwLehrpool?user=root&password=!N4ye,04u.");
return con;
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
public ResultSet getHersteller(Connection con)
{
try {
Statement stm=con.createStatement();
return stm.executeQuery("SELECT distinct Hersteller FROM bwLehrpool.Anwendung order by Hersteller asc;");
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
public ResultSet getSoftware(Connection con, String Hersteller)
{
try {
Statement stm=con.createStatement();
return stm.executeQuery("SELECT Produktname FROM bwLehrpool.Anwendung WHERE Hersteller like '"+Hersteller+"' order by Produktname asc;");
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
public ResultSet getActiveVLs(Connection con, int VId)
{
Statement stm;
try {
stm = con.createStatement();
return stm.executeQuery("SELECT Laborname FROM bwLehrpool.VM where IstAktiv=1 and Verantwortlicher_pk="+VId+";");
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
public ResultSet getInactiveVLs(Connection con, int VId)
{
Statement stm;
try {
stm = con.createStatement();
return stm.executeQuery("SELECT Laborname FROM bwLehrpool.VM where IstAktiv=0 and Verantwortlicher_pk="+VId+";");
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
public ResultSet getOSList(Connection con)
{
Statement stm;
try {
stm = con.createStatement();
return stm.executeQuery("SELECT distinct OS FROM bwLehrpool.VM;");
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
}
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