📄 dbconnection.java~21~
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package login;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.ResultSet;
import java.util.List;
import java.util.ArrayList;
public class DBConnection {
private String LoginName;
private String username;
private String PassWord;
private int Age;
private String Address;
Connection con=null;
PreparedStatement pstmt;
public DBConnection (){
}
public String getLoginName() {
return LoginName;
}
public void setLoginName(String LoginName) {
this.LoginName = LoginName;
}
public void setUsername(String username) {
this.username = username;
}
public void setAddress(String Address) {
this.Address = Address;
}
public void setAge(int Age) {
this.Age = Age;
}
public void setPassWord(String PassWord) {
this.PassWord = PassWord;
}
public String getUsername() {
return username;
}
public String getAddress() {
return Address;
}
public int getAge() {
return Age;
}
public String getPassWord() {
return PassWord;
}
public List sqlvalidate(DBConnection db) throws SQLException {
List list = new ArrayList();
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
con = DriverManager.getConnection("Jdbc:Odbc:test", "sa", "");
String strSql="select * from UserInfo where LoginName=? and PassWord=?";
pstmt=con.prepareStatement(strSql);
pstmt.setString(1,getLoginName());
pstmt.setString(2,getPassWord());
ResultSet rs=pstmt.executeQuery();
while(rs.next())
{
db.setLoginName(rs.getString("LoginName"));
db.setUsername(rs.getString("username"));
db.setPassWord(rs.getString("PassWord"));
db.setAge(Integer.parseInt(rs.getString("Age")));
db.setAddress(rs.getString("Address"));
list.add(db);
}
} catch (ClassNotFoundException ex) {
ex.printStackTrace();
}
return list;
}
}
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