Servlet生成静态html

import java.io.ByteArrayOutputStream; 
import java.io.FileOutputStream; 
import java.io.IOException; 
import java.io.OutputStreamWriter; 
import java.io.PrintWriter; 
import javax.servlet.RequestDispatcher; 
import javax.servlet.ServletContext; 
import javax.servlet.ServletException; 
import javax.servlet.ServletOutputStream; 
import javax.servlet.http.HttpServlet; 
import javax.servlet.http.HttpServletRequest; 
import javax.servlet.http.HttpServletResponse; 
import javax.servlet.http.HttpServletResponseWrapper; 

public class toHtml extends HttpServlet { 
  public void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { 

    String url=""; 
    String name=""; 
    ServletContext sc = getServletContext(); 

    //你要访问的jsp文件,如index.jsp
    //则你访问这个servlet时加参数.
    //如http://localhost/toHtml?file_name=index
    String file_name=request.getParameter("file_name"); 

    //这是你要生成HTML的jsp文件,如
     //http://localhost/index.jsp的执行结果.
    url = "/"+file_name+".jsp"; 

     //这是生成的html文件名,如index.htm.                               
    name="/home/resin/resin-2.1.6/doc/"+file_name+".htm";

    RequestDispatcher rd = sc.getRequestDispatcher(url); 
    final ByteArrayOutputStream os = new ByteArrayOutputStream(); 

      final ServletOutputStream stream = new ServletOutputStream() { 
        public void write(byte[] data, int offset, int length) { 
          os.write(data, offset, length); 
        } 
        public void write(int b) throws IOException { 
           os.write(b); 
        } 
      }; 
      final PrintWriter pw = new PrintWriter(new OutputStreamWriter(os)); 

      HttpServletResponse rep = new HttpServletResponseWrapper(response) { 
        public ServletOutputStream getOutputStream() { 
          return stream; 
        } 
        public PrintWriter getWriter() { 
          return pw; 
        } 
      }; 

      rd.include(request, rep); 
      pw.flush();        

      //把jsp输出的内容写到xxx.htm
      FileOutputStream fos = new FileOutputStream(name);  

      os.writeTo(fos); 
      fos.close(); 

      PrintWriter out=response.getWriter(); 
      out.print("<p align=center><font size=3 color=red>首页已经成功生成！Andrew</font></p>"); 
      } 
} 

该文章转载自脚本之家：http://www.jb51.net/html/200702/83/6740.htm