load_jsp.java

来自「Internet 开发技术分章节代码和自己完成的课程设计全代码（在zuoye文件」· Java 代码 · 共 86 行

JAVA
86 行
字号 
package org.apache.jsp;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import java.io.*;

public final class load_jsp extends org.apache.jasper.runtime.HttpJspBase
    implements org.apache.jasper.runtime.JspSourceDependent {

  private static java.util.List _jspx_dependants;

  public Object getDependants() {
    return _jspx_dependants;
  }

  public void _jspService(HttpServletRequest request, HttpServletResponse response)
        throws java.io.IOException, ServletException {

    JspFactory _jspxFactory = null;
    PageContext pageContext = null;
    HttpSession session = null;
    ServletContext application = null;
    ServletConfig config = null;
    JspWriter out = null;
    Object page = this;
    JspWriter _jspx_out = null;
    PageContext _jspx_page_context = null;


    try {
      _jspxFactory = JspFactory.getDefaultFactory();
      response.setContentType("text/html;charset=GBK");
      pageContext = _jspxFactory.getPageContext(this, request, response,
      			null, true, 8192, true);
      _jspx_page_context = pageContext;
      application = pageContext.getServletContext();
      config = pageContext.getServletConfig();
      session = pageContext.getSession();
      out = pageContext.getOut();
      _jspx_out = out;

      out.write("\r\n");
      out.write("\r\n");
      out.write("<html><head><title>在此处插入标题</title></head>\n");
      out.write("<body>\r\n");
{	
   
   //获得响应客户的输出流
    OutputStream source=response.getOutputStream();
   //下载的文件及路经
    String Ph="F:/xiti/ch10/WebContent";
    File fileLoad = new File(Ph,"text1.txt");
    FileInputStream target=new FileInputStream(fileLoad);
    //客户使用保存文件的对话框
   response.setHeader("Content-disposition","attachment;filename="+"text1.txt");
   //通知客户文件的MIME类型
   response.setContentType("application/x-tar");
    //通知客户文件的长度
   long fileLength=fileLoad.length();
   String length=String.valueOf(fileLength);
    response.setHeader("Content-Length",length);
    byte str[]=new byte[500];
    int temp;
    //读取文件text1.txt发送给客户下载
   while((temp=target.read(str))!=-1)
   {  source.write(str,0,temp); }
      source.close( );
      target.close( );
   }

      out.write("\r\n");
      out.write("</body></html>\n");
    } catch (Throwable t) {
      if (!(t instanceof SkipPageException)){
        out = _jspx_out;
        if (out != null && out.getBufferSize() != 0)
          out.clearBuffer();
        if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
      }
    } finally {
      if (_jspxFactory != null) _jspxFactory.releasePageContext(_jspx_page_context);
    }
  }
}

load_jsp.java - 源码说明

本页面展示了「Internet 开发技术分章节代码和自己完成的课程设计全代码（在zuoye文件夹里）使用时」中的 load_jsp.java 源码文件，采用 Java 编程语言编写，共 86 行代码。您可以在线阅读完整代码内容，也可以返回资源详情页下载完整源码包进行本地学习和开发。

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