org.aoju.bus.extra.captcha

Class AbstractChineseCaptcha

java.lang.Object

org.aoju.bus.extra.captcha.Randoms

org.aoju.bus.extra.captcha.AbstractCaptcha

org.aoju.bus.extra.captcha.AbstractChineseCaptcha

Direct Known Subclasses:

ChineseCaptcha, ChineseGifCaptcha

public abstract class AbstractChineseCaptcha
extends AbstractCaptcha

Since:

JDK 1.8+

Version:

5.6.2

Author:

Kimi Liu

Field Summary

Fields

Modifier and Type	Field and Description
static String	DELTA 常用汉字

Fields inherited from class org.aoju.bus.extra.captcha.AbstractCaptcha

chars, charType, COLOR, font, height, len, TYPE_DEFAULT, TYPE_NUM_AND_UPPER, TYPE_ONLY_CHAR, TYPE_ONLY_LOWER, TYPE_ONLY_NUMBER, TYPE_ONLY_UPPER, width

Fields inherited from class org.aoju.bus.extra.captcha.Randoms

ALPHA, charMaxIndex, charMinIndex, lowerMaxIndex, lowerMinIndex, numMaxIndex, RANDOM, upperMaxIndex, upperMinIndex

Constructor Summary

Constructors

Constructor and Description
AbstractChineseCaptcha()

Method Summary

Modifier and Type	Method and Description
static char	alphaHan() 返回随机汉字
protected char[]	alphas() 生成随机验证码
void	drawLine(int num, Color color, Graphics2D g) 随机画干扰线

Methods inherited from class org.aoju.bus.extra.captcha.AbstractCaptcha

checkAlpha, color, color, drawLine, drawOval, drawOval, getCharType, getFont, getHeight, getLen, getWidth, out, setCharType, setFont, setHeight, setLen, setWidth, text, textChar

Methods inherited from class org.aoju.bus.extra.captcha.Randoms

alpha, alpha, alpha, num, num

Methods inherited from class java.lang.Object

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

Field Detail

DELTA

public static final String DELTA

常用汉字

See Also:

Constant Field Values

Constructor Detail

AbstractChineseCaptcha

public AbstractChineseCaptcha()

Method Detail

alphaHan

public static char alphaHan()

返回随机汉字

Returns:

随机汉字

alphas

protected char[] alphas()

生成随机验证码

Overrides:

alphas in class AbstractCaptcha

Returns:

验证码字符数组

drawLine

public void drawLine(int num,
                     Color color,
                     Graphics2D g)

Description copied from class: AbstractCaptcha

随机画干扰线

Overrides:

drawLine in class AbstractCaptcha

Parameters:

num - 数量

color - 颜色

g - Graphics2D