（4）管理：
图书查询
查询图书：
图书查询结果
<%@page import=\
<% String sbook=request.getParameter(\
String isbook=new String(sbook.getBytes(\
Class.forName(\ Connection
con=DriverManager.getConnection(\est\ Statement
sql=con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_READ_ONLY); ResultSet rs;
response.getContentType(); request.getCharacterEncoding();
response.setContentType(\ request.setCharacterEncoding(\
rs=sql.executeQuery(\ where bookno='\ if(rs.next()) {rs.previous();
out.print(\ out.print(\ out.print(\书号\ out.print(\书名\ out.print(\作者\
out.print(\出版社\ out.print(\库存量\ out.print(\ while(rs.next()) { String a,b,c,d,e; a=rs.getString(1); out.print(\ b=rs.getString(2); out.print(\ c=rs.getString(3); out.print(\ d=rs.getString(4); out.print(\ e=rs.getString(5); out.print(\ out.print(\ } } else { %>
<%} con.close(); %>
载入：
图书载入