package hotel.service.impl;
import hotel.model.Room;
import hotel.service.RoomService;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.ArrayList;
import java.util.List;
/**
*
* 类说明
*
* @author lipeiying
* @version 创建时间：2011-12-31 下午03:50:32
*/
public class RoomServiceImpl implements RoomService {
@Override
public boolean createRoom(Room room) {
Connection conn = null;
PreparedStatement ps = null;
ResultSet rs = null;
String sql = "insert into room (roomid,price,status,beds,styles) values (?,?,?,?,?)";
try {
conn = JdbcUtil.getConnection();
ps = conn.prepareStatement(sql);
ps.setString(1, room.getRoomid());
ps.setFloat(2, room.getPrice());
ps.setInt(3, room.getStatus());
ps.setInt(4, room.getBeds());
ps.setInt(5, room.getStyles());
ps.executeUpdate();
} catch (Exception e) {
e.printStackTrace();
return false;
} finally {
JdbcUtil.free(rs, ps, conn);
}
return true;
}
@Override
public boolean deleteRoom(String roomid) {
Connection conn = null;
PreparedStatement ps = null;
ResultSet rs = null;
String sql = "delete from room where roomid = ?";
try {
conn = JdbcUtil.getConnection();
ps = conn.prepareStatement(sql);
ps.setString(1, roomid);
ps.executeUpdate();
} catch (Exception e) {
e.printStackTrace();
return false;
} finally {
JdbcUtil.free(rs, ps, conn);
}
return true;
}
@Override
public List<Room> listRoom() {
Connection conn = null;
PreparedStatement ps = null;
ResultSet rs = null;
List<Room> list = new ArrayList<Room>();
String sql = "select * from room";
try {
conn = JdbcUtil.getConnection();
ps = conn.prepareStatement(sql);
rs = ps.executeQuery();
while (rs.next()) {
String roomid = rs.getString("roomid");
float price = rs.getFloat("price");
int beds = rs.getInt("beds");
int styles = rs.getInt("styles");
int stauts = rs.getInt("status");
Room r = new Room(roomid, price, beds, styles, stauts);
list.add(r);
}
} catch (Exception e) {
e.printStackTrace();
} finally {
JdbcUtil.free(rs, ps, conn);
}
return list;
}
@Override
public boolean updateRoom(String pid, Room room) {
Connection conn = null;
PreparedStatement ps = null;
ResultSet rs = null;
String sql = "update room set roomid = ?,price=?,styles=?,beds=? where roomid =?";
try {
conn = JdbcUtil.getConnection();
ps = conn.prepareStatement(sql);
ps.setString(1, room.getRoomid());
ps.setFloat(2, room.getPrice());
ps.setInt(3, room.getStyles());
ps.setInt(4, room.getBeds());
ps.setString(5, pid);
ps.executeUpdate();
} catch (Exception e) {
e.printStackTrace();
return false;
} finally {
JdbcUtil.free(rs, ps, conn);
}
return true;
}
@Override
public Room getRoom(String roomid) {
Connection conn = null;
PreparedStatement ps = null;
ResultSet rs = null;
Room room = null;
String sql = "select * from room where roomid = ?";
try {
conn = JdbcUtil.getConnection();
ps = conn.prepareStatement(sql);
ps.setString(1, roomid);
rs = ps.executeQuery();
if (rs.next()) {
float price = rs.getFloat("price");
int beds = rs.getInt("beds");
int styles = rs.getInt("styles");
int stauts = rs.getInt("status");
room = new Room(roomid, price, beds, styles, stauts);
}
} catch (Exception e) {
e.printStackTrace();
} finally {
JdbcUtil.free(rs, ps, conn);
}
return room;
}
@Override
public boolean bookRoom(String roomid) {
Connection conn = null;
PreparedStatement ps = null;
ResultSet rs = null;
String sql = "update room set status=? where roomid =?";
try {
conn = JdbcUtil.getConnection();
ps = conn.prepareStatement(sql);
ps.setInt(1, Room.RESERVE);
ps.setString(2, roomid);
ps.executeUpdate();
} catch (Exception e) {
e.printStackTrace();
return false;
} finally {
JdbcUtil.free(rs, ps, conn);
}
return true;
}
@Override
public boolean checkInRoom(String roomid) {
Connection conn = null;
PreparedStatement ps = null;
ResultSet rs = null;
String sql = "update room set status=? where roomid =?";
try {
conn = JdbcUtil.getConnection();
ps = conn.prepareStatement(sql);
ps.setInt(1, Room.CHECKIN);
ps.setString(2, roomid);
ps.executeUpdate();
} catch (Exception e) {
e.printStackTrace();
return false;
} finally {
JdbcUtil.free(rs, ps, conn);
}
return true;
}
@Override
public boolean clearRoom(String roomid) {
Connection conn = null;
PreparedStatement ps = null;
ResultSet rs = null;
String sql = "update room set status=? where roomid =?";
try {
conn = JdbcUtil.getConnection();
ps = conn.prepareStatement(sql);
ps.setInt(1, Room.AVAILABLE);
ps.setString(2, roomid);
ps.executeUpdate();
} catch (Exception e) {
e.printStackTrace();
return false;
} finally {
JdbcUtil.free(rs, ps, conn);
}
return true;
}
@Override
public boolean isAvailable(String roomid) {
Room room = getRoom(roomid);
if (null == room) {
return false;
} else {
return Room.AVAILABLE == room.getStatus() ? true : false;
}
}
}