com.twelvemonkeys.servlet.image

Class ColorServlet

java.lang.Object

javax.servlet.GenericServlet

com.twelvemonkeys.servlet.GenericServlet

com.twelvemonkeys.servlet.image.ColorServlet

All Implemented Interfaces:

Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class ColorServlet
extends GenericServlet

Creates a minimal 1 x 1 pixel PNG image, in a color specified by the "color" parameter. The color is HTML-style #RRGGBB, with two digits hex number for red, green and blue (the hash, '#', is optional).

The class does only byte manipulation, there is no server-side image processing involving AWT (Toolkit class) of any kind.

Version:

$Id: ColorServlet.java#2 $

Author:

Harald Kuhr, last modified by $Author: haku $

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ColorServlet() Creates a ColorDroplet.

Method Summary

Modifier and Type	Method and Description
void	service(javax.servlet.ServletRequest pRequest, javax.servlet.ServletResponse pResponse) Renders the 1 x 1 single color PNG to the response.

Methods inherited from class com.twelvemonkeys.servlet.GenericServlet

init

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 Detail

ColorServlet

public ColorServlet()

Creates a ColorDroplet.

Method Detail

service

public void service(javax.servlet.ServletRequest pRequest,
                    javax.servlet.ServletResponse pResponse)
             throws IOException,
                    javax.servlet.ServletException

Renders the 1 x 1 single color PNG to the response.

Specified by:

service in interface javax.servlet.Servlet

Specified by:

service in class javax.servlet.GenericServlet

Parameters:

pRequest - the request

pResponse - the response

Throws:

IOException

javax.servlet.ServletException

See Also:

class description