OrderMySQLDAO.java
资源名称:JAVAshop.rar [点击查看]
上传用户:sxychgz
上传日期:2019-04-21
资源大小:4772k
文件大小:7k
源码类别:
电子政务应用
开发平台:
Java
- package com.bjsxt.shopping.order;
- import java.sql.Connection;
- import java.sql.PreparedStatement;
- import java.sql.ResultSet;
- import java.sql.SQLException;
- import java.sql.Statement;
- import java.sql.Timestamp;
- import java.util.ArrayList;
- import java.util.Iterator;
- import java.util.List;
- import com.bjsxt.shopping.product.Product;
- import com.bjsxt.shopping.user.User;
- import com.bjsxt.shopping.util.DB;
- public class OrderMySQLDAO implements OrderDAO {
- public int add(SalesOrder so) {
- int orderId = -1;
- Connection conn = DB.getConn();
- boolean autoCommit = true;
- try {
- autoCommit = conn.getAutoCommit();
- conn.setAutoCommit(false);
- } catch (SQLException e1) {
- e1.printStackTrace();
- }
- String sql = "insert into salesorder values (null, ?, ?, ? ,?)";
- PreparedStatement pstmt = DB.prepare(conn, sql,
- Statement.RETURN_GENERATED_KEYS);
- String sqlDetail = "insert into salesitem values (null, ?, ?, ?, ?)";
- PreparedStatement pstmtDetail = DB.prepare(conn, sqlDetail);
- ResultSet rsKey = null;
- try {
- pstmt.setInt(1, so.getUser().getId());
- pstmt.setString(2, so.getAddr());
- pstmt.setTimestamp(3, new Timestamp(so.getODate().getTime()));
- pstmt.setInt(4, so.getStatus());
- pstmt.executeUpdate();
- rsKey = pstmt.getGeneratedKeys();
- rsKey.next();
- orderId = rsKey.getInt(1);
- List<SalesItem> items = so.getItems();
- Iterator<SalesItem> it = items.iterator();
- while (it.hasNext()) {
- SalesItem si = it.next();
- pstmtDetail.setInt(1, si.getProduct().getId());
- pstmtDetail.setDouble(2, si.getUnitPrice());
- pstmtDetail.setInt(3, si.getCount());
- pstmtDetail.setInt(4, orderId);
- pstmtDetail.addBatch();
- }
- pstmtDetail.executeBatch();
- conn.commit();
- } catch (SQLException e) {
- e.printStackTrace();
- } finally {
- try {
- conn.setAutoCommit(autoCommit);
- } catch (SQLException e) {
- e.printStackTrace();
- }
- DB.close(rsKey);
- DB.close(pstmtDetail);
- DB.close(pstmt);
- DB.close(conn);
- }
- return orderId;
- }
- public void delete(int id) {
- // TODO Auto-generated method stub
- }
- public void delete(String conditionStr) {
- // TODO Auto-generated method stub
- }
- public int find(List<SalesOrder> products, int pageNo, int pageSize,
- String queryStr) {
- // TODO Auto-generated method stub
- return 0;
- }
- public List<SalesOrder> getOrders() {
- // TODO Auto-generated method stub
- return null;
- }
- public int getOrders(List<SalesOrder> orders, int pageNo, int pageSize) {
- Connection conn = DB.getConn();
- Statement stmtCount = DB.getStatement(conn);
- Statement stmt = DB.getStatement(conn);
- ResultSet rs = null;
- ResultSet rsCount = null;
- int totalRecords = 0;
- try {
- rsCount = DB.getResultSet(stmtCount,
- "select count(*) from salesorder");
- rsCount.next();
- totalRecords = rsCount.getInt(1);
- conn = DB.getConn();
- String sql = "select salesorder.id, salesorder.userid, salesorder.odate, salesorder.addr, salesorder.status , "
- + " user.id uid, user.username, user.password, user.addr uaddr, user.phone, user.rdate from salesorder "
- + " left join user on (salesorder.userid = user.id)"
- + " limit " + (pageNo - 1) * pageSize + "," + pageSize;
- System.out.println(sql);
- rs = DB.getResultSet(stmt, sql);
- while (rs.next()) {
- User u = new User();
- u.setId(rs.getInt("uid"));
- u.setAddr(rs.getString("uaddr"));
- u.setUsername(rs.getString("username"));
- u.setPassword(rs.getString("password"));
- u.setPhone(rs.getString("phone"));
- u.setRdate(rs.getTimestamp("rdate"));
- SalesOrder so = new SalesOrder();
- so.setId(rs.getInt("id"));
- so.setAddr(rs.getString("addr"));
- so.setODate(rs.getTimestamp("odate"));
- so.setStatus(rs.getInt("status"));
- so.setUser(u);
- orders.add(so);
- }
- } catch (SQLException e) {
- e.printStackTrace();
- } finally {
- DB.close(stmt);
- DB.close(stmtCount);
- DB.close(rs);
- DB.close(rsCount);
- DB.close(conn);
- }
- return totalRecords;
- }
- public SalesOrder loadById(int id) {
- Connection conn = DB.getConn();
- Statement stmt = DB.getStatement(conn);
- ResultSet rs = null;
- SalesOrder so = null;
- try {
- String sql = "select salesorder.id, salesorder.userid, salesorder.odate, salesorder.addr, salesorder.status , " +
- " user.id uid, user.username, user.password, user.addr uaddr, user.phone, user.rdate from salesorder " +
- " join user on (salesorder.userid = user.id) where salesorder.id = " + id;
- rs = DB.getResultSet(stmt, sql);
- if(rs.next()) {
- User u = new User();
- u.setId(rs.getInt("uid"));
- u.setAddr(rs.getString("uaddr"));
- u.setUsername(rs.getString("username"));
- u.setPassword(rs.getString("password"));
- u.setPhone(rs.getString("phone"));
- u.setRdate(rs.getTimestamp("rdate"));
- so = new SalesOrder();
- so.setId(rs.getInt("id"));
- so.setAddr(rs.getString("addr"));
- so.setODate(rs.getTimestamp("odate"));
- so.setStatus(rs.getInt("status"));
- so.setUser(u);
- }
- } catch (SQLException e) {
- e.printStackTrace();
- } finally {
- DB.close(rs);
- DB.close(stmt);
- DB.close(conn);
- }
- return so;
- }
- public void update(SalesOrder so) {
- }
- public List<SalesItem> getSalesItems(int orderId) {
- Connection conn = DB.getConn();
- Statement stmt = DB.getStatement(conn);
- ResultSet rs = null;
- List<SalesItem> items = new ArrayList<SalesItem>();
- try {
- conn = DB.getConn();
- String sql = "select salesorder.id, salesorder.userid, salesorder.odate, salesorder.addr, salesorder.status , " +
- " salesitem.id itemid, salesitem.productid, salesitem.unitprice, salesitem.pcount, salesitem.orderid, " +
- " product.id pid, product.name, product.descr, product.normalprice, product.memberprice, product.pdate, product.categoryid" +
- " from salesorder join salesitem on (salesorder.id = salesitem.orderid)" +
- " join product on (salesitem.productid = product.id) where salesorder.id = " + orderId;
- System.out.println(sql);
- rs = DB.getResultSet(stmt, sql);
- while(rs.next()) {
- Product p = new Product();
- p.setId(rs.getInt("pid"));
- p.setCategoryId(rs.getInt("categoryid"));
- p.setName(rs.getString("name"));
- p.setDescr(rs.getString("descr"));
- p.setPdate(rs.getTimestamp("pdate"));
- p.setNormalPrice(rs.getDouble("normalprice"));
- p.setMemberPrice(rs.getDouble("memberprice"));
- SalesItem si = new SalesItem();
- si.setOrderId(orderId);
- si.setId(rs.getInt("itemid"));
- si.setUnitPrice(rs.getDouble("unitprice"));
- si.setCount(rs.getInt("pcount"));
- si.setProduct(p);
- items.add(si);
- }
- } catch (SQLException e) {
- e.printStackTrace();
- } finally {
- DB.close(rs);
- DB.close(stmt);
- DB.close(conn);
- }
- return items;
- }
- public void updateStatus(SalesOrder order) {
- Connection conn = DB.getConn();
- Statement stmt = DB.getStatement(conn);
- try {
- String sql = "update salesorder set status = " + order.getStatus() + " where id = " + order.getId();
- DB.executeUpdate(stmt, sql);
- } finally {
- DB.close(stmt);
- DB.close(conn);
- }
- }
- }