fr.cnes.sitools.security.captcha
Class Captcha

java.lang.Object
  fr.cnes.sitools.security.captcha.Captcha

public class Captcha
extends java.lang.Object

Sitools Captcha

Author:

jp.boignard (AKKA Technologies)

Constructor Summary

Captcha(int width, int height, int length)
Constructor

Method Summary

boolean	check(java.lang.String response) Compare internal masked answer with a response.
java.lang.String	getId() Get captcha identifier
java.awt.image.BufferedImage	getImage() Get the generated image.
long	getTimeMillis() get SystemTimeMillis at Captcha new instance Time.

Methods inherited from class java.lang.Object

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

Constructor Detail

Captcha

public Captcha(int width,
               int height,
               int length)

Constructor

Parameters:

width - int width in pixel of the required generated image

height - int heigth in pixem of the required generated image

length - int number of characters for the generated answer

Method Detail

getId

public java.lang.String getId()

Get captcha identifier

Returns:

String to be used in a Container.

getImage

public java.awt.image.BufferedImage getImage()

Get the generated image. After a first call, the image could be null.

Returns:

BufferedImage

getTimeMillis

public long getTimeMillis()

get SystemTimeMillis at Captcha new instance Time.

Returns:

long

check

public boolean check(java.lang.String response)

Compare internal masked answer with a response.

Parameters:

response - String

Returns:

boolean true if identical