📄 imageshow_jsp.java
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package org.apache.jsp;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import java.sql.*;
import java.io.*;
import java.util.*;
import java.text.*;
public final class ImageShow_jsp extends org.apache.jasper.runtime.HttpJspBase
implements org.apache.jasper.runtime.JspSourceDependent {
private static java.util.Vector _jspx_dependants;
public java.util.List 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('\n');
out.write('\n');
out.write('\n');
request.setCharacterEncoding("gb2312");
out.write("\n");
out.write("<html>\n");
out.write("<body>\n");
Statement stmt=null; try { Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); //定义JDBC URL }catch (Exception e) { out.println(e.getMessage()); } try{ String url = "jdbc:odbc:s"; //得到与数据库的连接 Connection con = DriverManager.getConnection(url); //显示UPL和连接信息 System.out.print("URL:" + url); System.out.print("Connection:" + con); //得到一个Statement对象 stmt = con.createStatement(); //执行SQL语句 int id= Integer.parseInt(request.getParameter("id")); String sql = "select xinwentupian from xinwen where xinwenid="+id+""; ResultSet p = stmt.executeQuery(sql); while(p.next()){ ServletOutputStream sout=response.getOutputStream(); //xinwentupian字段输出 InputStream in=p.getBinaryStream("xinwentupian"); byte b[]=new byte[4096]; for(int i=in.read(b);i!=-1;) { sout.write(b); in.read(b); } //输入完毕 清楚缓存 sout.flush(); sout.close(); }con.close(); } catch (Exception e) {}
out.write('\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);
}
}
}
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