程序包 cn.taketoday.reflect

类 PropertyAccessor

java.lang.Object

cn.taketoday.reflect.PropertyAccessor

所有已实现的接口:

GetterMethod, SetterMethod

直接已知子类:

GetterSetterPropertyAccessor, MethodAccessorPropertyAccessor, ReadOnlyPropertyAccessor, ReflectivePropertyAccessor, WriteOnlyPropertyAccessor

public abstract class PropertyAccessor
extends Object
implements SetterMethod, GetterMethod

作者:

TODAY 2020/9/11 11:06

构造器概要

构造器

构造器	说明
PropertyAccessor()

方法概要

修饰符和类型	方法	说明
static PropertyAccessor	from(Class<?> targetClass, String name)
static PropertyAccessor	fromField(Field field)	PropertyAccessor
static PropertyAccessor	fromField(Field field, Method readMethod, Method writeMethod)
static PropertyAccessor	fromMethod(GetterMethod readMethod, SetterMethod writeMethod)	use GetterMethod and SetterMethod tech to access property
static PropertyAccessor	fromMethod(Method readMethod, Method writeMethod)	getter setter is exists in a bean or pojo, use fast invoke tech MethodInvoker
static PropertyAccessor	fromReflective(Field field)	use java reflect Field tech
static PropertyAccessor	fromReflective(Field field, Method readMethod, Method writeMethod)	use java reflect Field tech
abstract Object	get(Object obj)	Get property from obj
private static PropertyAccessor	getPropertyAccessor(MethodInvoker accessor, Field field, Method readMethod)
private static PropertyAccessor	getPropertyAccessor(Field field, MethodInvoker accessor, Method writeMethod)
boolean	isReadOnly()	read-only ?
abstract void	set(Object obj, Object value)	set property

从类继承的方法 java.lang.Object

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

从接口继承的方法 cn.taketoday.reflect.GetterMethod

getReadMethod

从接口继承的方法 cn.taketoday.reflect.SetterMethod

getWriteMethod

构造器详细资料

PropertyAccessor

public PropertyAccessor()

方法详细资料

get

public abstract Object get(Object obj)

从接口复制的说明: GetterMethod

Get property from obj

指定者:

get 在接口中 GetterMethod

参数:

obj - Target object

返回:

Property

set

public abstract void set(Object obj,
 Object value)

从接口复制的说明: SetterMethod

set property

If value is null and target property type is primitive this method will do nothing.

指定者:

set 在接口中 SetterMethod

参数:

obj - Target obj

value - property value

isReadOnly

public boolean isReadOnly()

read-only ?

从以下版本开始:

4.0

fromField

public static PropertyAccessor fromField(Field field)

PropertyAccessor

参数:

field - Field

返回:

PropertyAccessor

from

public static PropertyAccessor from(Class<?> targetClass,
 String name)

抛出:

ReflectionException - No property in target class

fromMethod

public static PropertyAccessor fromMethod(@Nullable
 Method readMethod,
 @Nullable
 Method writeMethod)

getter setter is exists in a bean or pojo, use fast invoke tech MethodInvoker

参数:

writeMethod - setter method

readMethod - getter method

返回:

PropertyAccessor

fromMethod

public static PropertyAccessor fromMethod(GetterMethod readMethod,
 @Nullable
 SetterMethod writeMethod)

use GetterMethod and SetterMethod tech to access property

参数:

writeMethod - setter method

readMethod - getter method

返回:

PropertyAccessor

fromField

public static PropertyAccessor fromField(Field field,
 @Nullable
 Method readMethod,
 @Nullable
 Method writeMethod)

参数:

field - Field

返回:

PropertyAccessor

抛出:

NullPointerException - field is null

getPropertyAccessor

private static PropertyAccessor getPropertyAccessor(Field field,
 MethodInvoker accessor,
 @NonNull
 Method writeMethod)

getPropertyAccessor

private static PropertyAccessor getPropertyAccessor(MethodInvoker accessor,
 Field field,
 @NonNull
 Method readMethod)

fromReflective

public static PropertyAccessor fromReflective(Field field)

use java reflect Field tech

参数:

field - Field

返回:

Reflective PropertyAccessor

另请参阅:

• Field.get(Object)
• Field.set(Object, Object)
• ReflectionUtils.getField(Field, Object)
• ReflectionUtils.setField(Field, Object, Object)

fromReflective

public static PropertyAccessor fromReflective(@Nullable
 Field field,
 @Nullable
 Method readMethod,
 @Nullable
 Method writeMethod)

use java reflect Field tech

参数:

field - Field

返回:

Reflective PropertyAccessor

另请参阅:

• Field.get(Object)
• Field.set(Object, Object)
• ReflectionUtils.getField(Field, Object)
• ReflectionUtils.setField(Field, Object, Object)