esid.java

管理系统

package com.aptech.cdjj.sex.action;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2007</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
import com.aptech.cdjj.sex.database.SDBManager;
import java.sql.ResultSet;
import java.sql.*;
public class ESid {

    public boolean iESid(String txtid){
        SDBManager.ConnToDB();
        String sql = "select * from Sell where ESid = '"+txtid+"'";
        ResultSet rs = SDBManager.executeQuery(sql);
        try {
            while (rs.next()) {
                return true;
            }
        } catch (SQLException ex) {
            ex.printStackTrace();
            return false;
        }
        return false;
    }
}