?? means.java
字號:
package work;
import java.sql.*;
public class Means {
public Means() {
try {
jbInit();
} catch (Exception ex) {
ex.printStackTrace();
}
}
public boolean login(String username, String password) {
Connection con = null;
PreparedStatement st = null;
ResultSet rs = null;
Conn c = new Conn();
try {
con = c.getcon();
st = con.prepareStatement(
"select * from userInfo where username=? and password=?");
st.setString(1, username);
st.setString(2, password);
rs = st.executeQuery();
if (rs.next()) {
return true;
} else {
return false;
}
} catch (Exception ex) {
ex.printStackTrace();
}
return false;
}
public UserBean userinfo() {
Connection con = null;
PreparedStatement st = null;
ResultSet rs = null;
Conn c = new Conn();
UserBean u = new UserBean();
con = c.getcon();
try {
st = con.prepareStatement("select * from userInfo");
rs = st.executeQuery();
if (rs != null) {
u.setName(rs.getString(1));
u.setPassword(rs.getString(2));
u.setType(rs.getString(3));
return u;
} else {
return null;
}
} catch (Exception ex) {
ex.printStackTrace();
}
return null;
}
private void jbInit() throws Exception {
}
}
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