cn.hutool.captcha.generator

Class MathGenerator

java.lang.Object

cn.hutool.captcha.generator.MathGenerator

All Implemented Interfaces:

CodeGenerator, Serializable

public class MathGenerator
extends Object
implements CodeGenerator

数字计算验证码生成器

Since:

4.1.2

Author:

looly

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
MathGenerator() 构造
MathGenerator(boolean resultHasNegativeNumber) 构造
MathGenerator(int numberLength) 构造
MathGenerator(int numberLength, boolean resultHasNegativeNumber) 构造

Method Summary

Modifier and Type	Method and Description
String	generate() 生成验证码
int	getLength() 获取验证码长度
boolean	verify(String code, String userInputCode) 验证用户输入的字符串是否与生成的验证码匹配 用户通过实现此方法定义验证码匹配方式

Methods inherited from class java.lang.Object

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

Constructor Detail

MathGenerator

public MathGenerator()

构造

MathGenerator

public MathGenerator(boolean resultHasNegativeNumber)

构造

Parameters:

resultHasNegativeNumber - 结果是否允许负数

MathGenerator

public MathGenerator(int numberLength)

构造

Parameters:

numberLength - 参与计算最大数字位数

MathGenerator

public MathGenerator(int numberLength,
                     boolean resultHasNegativeNumber)

构造

Parameters:

numberLength - 参与计算最大数字位数

resultHasNegativeNumber - 结果是否允许负数

Method Detail

generate

public String generate()

Description copied from interface: CodeGenerator

生成验证码

Specified by:

generate in interface CodeGenerator

Returns:

验证码

verify

public boolean verify(String code,
                      String userInputCode)

Description copied from interface: CodeGenerator

验证用户输入的字符串是否与生成的验证码匹配
用户通过实现此方法定义验证码匹配方式

Specified by:

verify in interface CodeGenerator

Parameters:

code - 生成的随机验证码

userInputCode - 用户输入的验证码

Returns:

是否验证通过

getLength

public int getLength()

获取验证码长度

Returns:

验证码长度