?? dynimage.java
字號:
/*
* dynImage.java
*
* Created on 2006年11月29日, 下午4:17
*/
package myPackage;
import java.io.*;
import java.net.*;
import javax.servlet.*;
import javax.servlet.http.*;
import org.eclipse.jdt.internal.compiler.ast.ThisReference;
/**
*
* @author promenade
* @version
*/
public class dynImage extends HttpServlet {
/** Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
* @param request servlet request
* @param response servlet response
*/
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=UTF-8");
PrintWriter out = response.getWriter();
HttpSession session = request.getSession();
boolean flag = ((Boolean)session.getAttribute("onlineFlag") ).booleanValue();
String file1 = (String)session.getAttribute("fileName1");
String file2 = (String)session.getAttribute("fileName2");
out.println("<html>");
out.println("<head>");
out.println("<title>Servlet dynImage</title>");
out.println("</head>");
out.println("<body>");
if( flag ){
out.println( "<img src=\"myUploadFiles/online.img\" />" );
}
else{
out.println( "<img src=\"myUploadFiles/offline.img\" />" );
}
out.println("</body>");
out.println("</html>");
out.close();
}
// <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
/** Handles the HTTP <code>GET</code> method.
* @param request servlet request
* @param response servlet response
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
processRequest(request, response);
}
/** Handles the HTTP <code>POST</code> method.
* @param request servlet request
* @param response servlet response
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
processRequest(request, response);
}
/** Returns a short description of the servlet.
*/
public String getServletInfo() {
return "Short description";
}
// </editor-fold>
}
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