Package net.i2p.imagegen

Class IdenticonServlet

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

net.i2p.imagegen.IdenticonServlet

All Implemented Interfaces:

Serializable, Servlet, ServletConfig

public class IdenticonServlet
extends HttpServlet

This servlet generates identicon (visual identifier) images ranging from 16x16 to 512x512 in size.

Supported Image Formats

Currently only PNG is supported because javax.imageio package does not come with built-in GIF encoder and PNG is the only remaining reasonable format.

Initialization Parameters:

inetSalt

salt used to generate identicon code with. must be fairly long. (Required)

cacheProvider

full class path to IdenticonCache implementation. (Optional)

Request ParametersP

code

identicon code to render. If missing, requester's IP addresses is used to generated one. (Optional)

size

identicon size in pixels. If missing, a 16x16 pixels identicon is returned. Minimum size is 16 and maximum is 64. (Optional)

Since:

0.9.25

Author:

don

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
IdenticonServlet()

Method Summary

Modifier and Type	Method	Description
protected void	doGet(HttpServletRequest request, HttpServletResponse response)
void	init(ServletConfig cfg)

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doHead, doOptions, doPost, doPut, doTrace, getLastModified, service, service

Methods inherited from class javax.servlet.GenericServlet

destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, log, log

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

IdenticonServlet

public IdenticonServlet()

Method Details

init

public void init(ServletConfig cfg)
          throws ServletException

Specified by:

init in interface Servlet

Overrides:

init in class GenericServlet

Throws:

ServletException

doGet

protected void doGet(HttpServletRequest request,
 HttpServletResponse response)
              throws ServletException,
IOException

Overrides:

doGet in class HttpServlet

Throws:

ServletException

IOException