Javaweb页面静态化_html/css

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public class BookServlet extends HttpServlet {	public void doGet(HttpServletRequest request, HttpServletResponse response)	throws ServletException, IOException {	BookService bookService = new BookService();	List bookList = null;	String param = request.getParameter("category");	if(param == null || param.isEmpty()) {	bookList = bookService.findAll();	} else {	int category = Integer.parseInt(param);	bookList = bookService.findByCategory(category);	}	request.setAttribute("bookList", bookList);	request.getRequestDispatcher("/show.jsp").forward(request, response);	}}

	
	
	
图书名称
	
图书单价
	
图书分类
	
	 
	
${book.bname }
	
${book.price }
	
		
JavaSE分类	
JavaEE分类	
Java框架分类		
	
 

public class StaticResponse extends HttpServletResponseWrapper {	private PrintWriter pw;	public StaticResponse(HttpServletResponse response, String filepath)	throws FileNotFoundException, UnsupportedEncodingException {	super(response);	pw = new PrintWriter(filepath, "UTF-8");	}	public PrintWriter getWriter() throws IOException {	return pw;	}	public void close() throws IOException {	pw.close();	}}

public class StaticFilter implements Filter {	private ServletContext sc;	public void destroy() {	}	public void doFilter(ServletRequest request, ServletResponse response,	FilterChain chain) throws IOException, ServletException {	HttpServletRequest req = (HttpServletRequest) request;	HttpServletResponse res = (HttpServletResponse) response;	String key = "key_" + request.getParameter("category");	Map map = (Map) sc.getAttribute("pages");	if(map == null) {	map = new HashMap();	sc.setAttribute("pages", map);	}	if(map.containsKey(key)) {	res.sendRedirect(req.getContextPath() + "/staticPages/" + map.get(key));	return;	}	String html = key + ".html";	String realPath = sc.getRealPath("/staticPages/" + html);	StaticResponse sr = new StaticResponse(res, realPath);	chain.doFilter(request, sr);	sr.close();	res.sendRedirect(req.getContextPath() + "/staticPages/" + html);	map.put(key, html);	}	public void init(FilterConfig fConfig) throws ServletException {	this.sc = fConfig.getServletContext();	}}