TestPrepStmt

import java.sql.*;

public class TestPrepStmt {

 public static void main(String[] args) {
  if(args.length != 3) {
   System.out.println("Parameter Error! Please Input Again!");
   System.exit(-1);
  }
  
  int deptno = 0;
  
  try {
   deptno = Integer.parseInt(args[0]);
  } catch (NumberFormatException e) {
   System.out.println("Parameter Error! Deptno should be Number Format!");
   System.exit(-1);
  }
  
  String dname = args[1];
  String loc = args[2];
  
  PreparedStatement pstmt = null;
  Connection conn = null;
  try {
   Class.forName("oracle.jdbc.driver.OracleDriver");
   //new oracle.jdbc.driver.OracleDriver();
   conn = DriverManager.getConnection("jdbc:oracle:thin:@192.168.0.1:1521:SXT", "scott", "tiger");
   pstmt = conn.prepareStatement("insert into dept2 values (?, ?, ?)");
   pstmt.setInt(1, deptno);
   pstmt.setString(2, dname);
   pstmt.setString(3, loc);
   pstmt.executeUpdate();
  } catch (ClassNotFoundException e) {
   e.printStackTrace();
  } catch (SQLException e) {
   e.printStackTrace();
  } finally {
   try {
    if(pstmt != null) {
     pstmt.close();
     pstmt = null;
    }
    if(conn != null) {
     conn.close();
     conn = null;
    }
   } catch (SQLException e) {
    e.printStackTrace();
   }
  }
 }

}