com.xiaoleilu.hutool.util

类 BeanUtil

java.lang.Object

com.xiaoleilu.hutool.util.BeanUtil

public class BeanUtil
extends Object

Bean工具类

作者:

Looly

嵌套类概要

嵌套类

限定符和类型	类和说明
static interface	BeanUtil.ValueProvider 值提供者，用于提供Bean注入时参数对应值得抽象接口

构造器概要

构造器

构造器和说明
BeanUtil()

方法概要

方法

限定符和类型	方法和说明
static <T> Map<String,Object>	beanToMap(T bean) 对象转Map
static <T> T	fill(T bean, BeanUtil.ValueProvider valueProvider) 填充Bean
static <T> T	fillBeanWithMap(Map<?,?> map, T bean) 使用Map填充Bean对象
static <T> T	fillBeanWithMapIgnoreCase(Map<?,?> map, T bean) 使用Map填充Bean对象，忽略大小写
static <T> T	fillBeanWithRequestParam(javax.servlet.ServletRequest request, T bean) ServletRequest 参数转Bean
static PropertyDescriptor	getPropertyDescriptor(Class<?> clazz, String fieldName) 获得Bean类属性描述
static PropertyDescriptor[]	getPropertyDescriptors(Class<?> clazz) 获得Bean类属性描述
static <T> T	mapToBean(Map<?,?> map, Class<T> beanClass) Map转换为Bean对象
static <T> T	mapToBeanIgnoreCase(Map<?,?> map, Class<T> beanClass) Map转换为Bean对象 忽略大小写
static <T> T	requestParamToBean(javax.servlet.ServletRequest request, Class<T> beanClass) ServletRequest 参数转Bean
static <T> T	toBean(Class<T> beanClass, BeanUtil.ValueProvider valueProvider) ServletRequest 参数转Bean

从类继承的方法 java.lang.Object

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

构造器详细资料

BeanUtil

public BeanUtil()

方法详细资料

getPropertyDescriptors

public static PropertyDescriptor[] getPropertyDescriptors(Class<?> clazz)
                                                   throws IntrospectionException

获得Bean类属性描述

参数:

clazz - Bean类

返回:

PropertyDescriptor数组

抛出:

IntrospectionException

getPropertyDescriptor

public static PropertyDescriptor getPropertyDescriptor(Class<?> clazz,
                                       String fieldName)
                                                throws IntrospectionException

获得Bean类属性描述

参数:

clazz - Bean类

fieldName - 字段名

返回:

PropertyDescriptor

抛出:

IntrospectionException

mapToBean

public static <T> T mapToBean(Map<?,?> map,
              Class<T> beanClass)

Map转换为Bean对象

参数:

map - Map

beanClass - Bean Class

返回:

Bean

mapToBeanIgnoreCase

public static <T> T mapToBeanIgnoreCase(Map<?,?> map,
                        Class<T> beanClass)

Map转换为Bean对象
忽略大小写

参数:

map - Map

beanClass - Bean Class

返回:

Bean

fillBeanWithMap

public static <T> T fillBeanWithMap(Map<?,?> map,
                    T bean)

使用Map填充Bean对象

参数:

map - Map

bean - Bean

返回:

Bean

fillBeanWithMapIgnoreCase

public static <T> T fillBeanWithMapIgnoreCase(Map<?,?> map,
                              T bean)

使用Map填充Bean对象，忽略大小写

参数:

map - Map

bean - Bean

返回:

Bean

requestParamToBean

public static <T> T requestParamToBean(javax.servlet.ServletRequest request,
                       Class<T> beanClass)

ServletRequest 参数转Bean

参数:

request - ServletRequest

beanClass - Bean Class

返回:

Bean

fillBeanWithRequestParam

public static <T> T fillBeanWithRequestParam(javax.servlet.ServletRequest request,
                             T bean)

ServletRequest 参数转Bean

参数:

request - ServletRequest

bean - Bean

返回:

Bean

toBean

public static <T> T toBean(Class<T> beanClass,
           BeanUtil.ValueProvider valueProvider)

ServletRequest 参数转Bean

类型参数:

T -

参数:

beanClass - Bean Class

valueProvider - 值提供者

返回:

Bean

fill

public static <T> T fill(T bean,
         BeanUtil.ValueProvider valueProvider)

填充Bean

类型参数:

T -

参数:

bean - Bean

valueProvider - 值提供者

返回:

Bean

beanToMap

public static <T> Map<String,Object> beanToMap(T bean)

对象转Map

参数:

bean - bean对象

返回:

Map