?? sortcondb.java~7~
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package 畢業設計;
import java.sql.*;
import javax.swing.JOptionPane;
import java.util.Vector;
public class SortConDB {
private Connection con;
private Statement st;
private ResultSet rs;
private PreparedStatement pst;
public SortConDB() {
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
} catch (ClassNotFoundException ex) {
System.out.println("Driver 出錯");
}
try {
String url = "jdbc:odbc:chenhaiLibrary";
con = DriverManager.getConnection(url);
st = con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,
ResultSet.CONCUR_UPDATABLE);
} catch (SQLException ex1) {
System.out.println("lib 出錯");
}
}
public boolean AddSort(String Sort) {
boolean Success = true;
try {
String strSQL = "insert Sort values ( '" + Sort + "')";
pst = con.prepareStatement(strSQL);
pst.executeUpdate();
pst.close();
} catch (SQLException ex) {
Success = false;
}
return Success;
}
public Vector SearchAll() {
Vector vt = new Vector();
try {
String str = "select * from Sort";
rs = st.executeQuery(str);
while (rs.next()) {
Vector temp = new Vector();
temp.add(rs.getString(1));
temp.add(rs.getString(2));
vt.add(temp);
}
rs.close();
} catch (SQLException ex) {
}
return vt;
}
public Vector SearchSort(String Sort) {
Vector vt = new Vector();
try {
String str = "select * from Sort where SortName like '%" +
Sort + "%'";
rs = st.executeQuery(str);
while (rs.next()) {
Vector temp = new Vector();
temp.add(rs.getString(1));
temp.add(rs.getString(2));
vt.add(temp);
}
rs.close();
} catch (SQLException ex) {
}
return vt;
}
public boolean UpdateSort(int Id, String SortName) {
boolean Success = true;
try {
String strSQL = "update Sort set SortName = '" + SortName +
"' where Id = " + Id;
pst = con.prepareStatement(strSQL);
pst.executeUpdate();
pst.close();
} catch (SQLException ex) {
Success = false;
}
return Success;
}
public void DeleteSort(int Id) {
try {
String strSQL = "delete from Sort where Id = " + Id;
pst = con.prepareStatement(strSQL);
pst.executeUpdate();
pst.close();
} catch (SQLException ex) {
}
}
public void CloseSortDB() {
try {
st.close();
con.close();
} catch (SQLException ex) {
}
}
}
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