T 科技 酒店管理系统

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1、实验报告《面向对象程序设计》上机实验2011～2012学年第二学期学院（部）管理学院班级代号031509230姓名孙景武成绩指导教师田书格T酒店管理系统一、功能概述为满足酒店日益复杂的需求，本系统开发的目的就是解决数据的整理，做到账单管理的智能化。通过本系统，酒店管理员可以方便准确的为客人提供需求，并能详细的归档。尤其是系统的当天统计、分月统计、和年终统计使得酒店的账目一目了然。二、需求分析E_R图m点菜packagecom.mwq.dao;importjava.sql.*;publicclassJD

2、BC{privatestaticfinalStringDRIVERCLASS="com.microsoft.sqlserver.jdbc.SQLServerDriver";privatestaticfinalStringURL="jdbc:sqlserver://localhost:1433;DatabaseName=db_DrinkeryManage";privatestaticfinalStringUSERNAME="sa";privatestaticfinalStringPASSWORD="sa

3、";privatestaticfinalThreadLocalthreadLocal=newThreadLocal();static{try{Class.forName(DRIVERCLASS).newInstance();System.out.println("驱动加载成功！");}catch(Exceptione){e.printStackTrace();}}publicstaticConnectiongetConnection(){Connecti

4、onconn=threadLocal.get();if(conn==null){try{conn=DriverManager.getConnection(URL,USERNAME,PASSWORD);threadLocal.set(conn);}catch(SQLExceptione){e.printStackTrace();}}returnconn;}publicstaticbooleancloseConnection(){booleanisClosed=true;Connectionconn=th

5、readLocal.get();threadLocal.set(null);if(conn!=null){try{conn.close();}catch(SQLExceptione){isClosed=false;e.printStackTrace();}}returnisClosed;}}packagecom.mwq;importjava.awt.Dimension;importjava.awt.Toolkit;importjavax.swing.SwingUtilities;importjavax

6、.swing.UIManager;importcom.mwq.frame.LandFrame;publicclassDrinkeryManage{publicDrinkeryManage(){//CenterthewindowToolkittoolkit=Toolkit.getDefaultToolkit();DimensionscreenSize=toolkit.getScreenSize();LandFramelandFrame=newLandFrame();DimensionframeSize=

7、landFrame.getSize();if(frameSize.width>screenSize.width){frameSize.width=screenSize.width;}if(frameSize.height>screenSize.height){frameSize.height=screenSize.height;}landFrame.setLocation((screenSize.width-frameSize.width)/2,(screenSize.height-frameSize

8、.height)/2);landFrame.setVisible(true);}publicstaticvoidmain(String[]args){SwingUtilities.invokeLater(newRunnable(){publicvoidrun(){try{UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());}catch(Exceptionexception