c5=br.readLine(); }catch(IOException ex){}
System.out.println(\ PreparedStatement
pstmt2=con.prepareStatement(\ pstmt2.setString(1,c1); pstmt2.setString(2,c2); pstmt2.setString(3,c3); pstmt2.setString(4,c4); pstmt2.setString(5,c5); pstmt2.executeUpdate();
System.out.println(\插入成功!\ pstmt2.close(); //pstmt1.close(); //rs2.close(); }
if(m==3){
String c1=\ //PreparedStatement
pstmt1=con.prepareStatement(\ //pstmt1.setString(1,c1);
//ResultSet rs2=pstmt1.executeQuery();
System.out.println(\输入你要插入的会议编号：\ try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
c1=br.readLine(); }catch(IOException ex){}
System.out.println(\
System.out.println(\输入你要插入的会议时间：\ try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
c2=br.readLine(); }catch(IOException ex){}
System.out.println(\
System.out.println(\输入你要插入的会议内容：\ try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
c3=br.readLine(); }catch(IOException ex){}
System.out.println(\
System.out.println(\输入你要插入的参会人：\
try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
c4=br.readLine(); }catch(IOException ex){}
System.out.println(\
System.out.println(\输入你要插入的记录人：\ try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
c5=br.readLine(); }catch(IOException ex){}
System.out.println(\ PreparedStatement
pstmt2=con.prepareStatement(\ pstmt2.setString(1,c1); pstmt2.setString(2,c2); pstmt2.setString(3,c3); pstmt2.setString(4,c4); pstmt2.setString(5,c5); pstmt2.executeUpdate();
System.out.println(\插入成功!\ pstmt2.close(); //pstmt1.close(); //rs2.close(); }
if(m==4){
String c1=\ //PreparedStatement
pstmt1=con.prepareStatement(\ //pstmt1.setString(1,c1);
//ResultSet rs2=pstmt1.executeQuery();
System.out.println(\输入你要插入的公告编号：\ try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
c1=br.readLine(); }catch(IOException ex){}
System.out.println(\
System.out.println(\输入你要插入的公告内容：\ try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
c2=br.readLine();
}catch(IOException ex){}
System.out.println(\
System.out.println(\输入你要插入的公告时间：\ try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
c3=br.readLine(); }catch(IOException ex){}
System.out.println(\
System.out.println(\输入你要插入的通知人：\ try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
c4=br.readLine(); }catch(IOException ex){}
System.out.println(\ PreparedStatement
pstmt2=con.prepareStatement(\ pstmt2.setString(1,c1); pstmt2.setString(2,c2); pstmt2.setString(3,c3); pstmt2.setString(4,c4); pstmt2.executeUpdate(); pstmt2.close();
System.out.println(\插入成功!\ //pstmt1.close(); //rs2.close(); } }
if(x==3) {
System.out.println(\文件信息修改2.考勤信息修改3. 会议记录修改4.公告通知修改\
System.out.println(\请选择：\ int m=0; try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
m=Integer.parseInt(br.readLine()); }catch(IOException ex){} if(m==1){
String m11=\
System.out.println(\选择你要修改文件的编号：\ try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
m11=br.readLine();
}catch(IOException ex){} PreparedStatement
pstmt31=con.prepareStatement(\ pstmt31.setString(1,m11);
ResultSet rs3=pstmt31.executeQuery(); if(rs3.next()){
System.out.println(\输入你要修改的项：1.文件名称2.文件种类3.存储位置\ try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
m12=Integer.parseInt(br.readLine()); }catch(IOException ex){}
if(m12==1){System.out.println(\输入你修改后的值:\
try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
m13=br.readLine();
}catch(IOException ex){} pstmt31.close(); PreparedStatement
pstmt3=con.prepareStatement(\ pstmt3.setString(1,m13); pstmt3.setString(2,m11); pstmt3.executeUpdate();
System.out.println(\修改成功!\ }
if(m12==2){System.out.println(\输入你修改后的值:\
try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
m13=br.readLine();
}catch(IOException ex){} pstmt31.close(); PreparedStatement
pstmt3=con.prepareStatement(\ pstmt3.setString(1,m13); //pstmt3.setint(2,m11); pstmt3.setString(2,m11);
pstmt3.executeUpdate();
System.out.println(\修改成功!\ rs3.close();
//pstmt3.close(); }
if(m12==3){System.out.println(\输入你修改后的值:\
try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
m13=br.readLine();
}catch(IOException ex){} pstmt31.close(); PreparedStatement
pstmt3=con.prepareStatement(\ pstmt3.setString(1,m13); //pstmt3.setint(2,m11); pstmt3.setString(2,m11); pstmt3.executeUpdate();
System.out.println(\修改成功!\ rs3.close();
//pstmt3.close(); } }
else{System.out.println(\你要更改的项不存在!\
}
if(m==2){
String m11=\
System.out.println(\选择你要修改员工编号：\ try{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
m11=br.readLine();
}catch(IOException ex){} PreparedStatement
pstmt31=con.prepareStatement(\ pstmt31.setString(1,m11);
ResultSet rs3=pstmt31.executeQuery(); if(rs3.next()){
System.out.println(\输入你要修改的项：1.员工姓名2.性别3.时间4.出勤情况\ try{
BufferedReader br=new BufferedReader(new