cn.hutool.core.annotation

Class GenericSynthesizedAnnotation<R,T extends Annotation>

java.lang.Object

cn.hutool.core.annotation.GenericSynthesizedAnnotation<R,T>

Type Parameters:

R - 根对象类型

T - 注解类型

All Implemented Interfaces:

AnnotationAttributeValueProvider, Hierarchical, SynthesizedAnnotation, Annotation, Comparable<Hierarchical>

Direct Known Subclasses:

GenericSynthesizedAggregateAnnotation.MetaAnnotation

public class GenericSynthesizedAnnotation<R,T extends Annotation>
extends Object
implements SynthesizedAnnotation

SynthesizedAnnotation的基本实现

Author:

huangchengxing

Nested Class Summary

Nested classes/interfaces inherited from interface cn.hutool.core.annotation.Hierarchical

Hierarchical.Selector

Field Summary

Fields inherited from interface cn.hutool.core.annotation.Hierarchical

DEFAULT_HIERARCHICAL_COMPARATOR

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	GenericSynthesizedAnnotation(R root, T annotation, int verticalDistance, int horizontalDistance) 创建一个合成注解

Method Summary

Modifier and Type	Method and Description
Class<? extends Annotation>	annotationType() 获取被合成的注解类型
T	getAnnotation() 获取被合成的注解对象
Map<String,AnnotationAttribute>	getAttributes() 获取该注解的全部属性
Object	getAttributeValue(String attributeName) 获取属性值
Object	getAttributeValue(String attributeName, Class<?> attributeType) 获取注解属性值
int	getHorizontalDistance() 获取该合成注解与根对象的水平距离。
R	getRoot() 获取该合成注解对应的根节点
int	getVerticalDistance() 获取该合成注解与根对象的垂直距离。
boolean	hasAttribute(String attributeName) 元注解是否存在该属性
boolean	hasAttribute(String attributeName, Class<?> returnType) 元注解是否存在该属性，且该属性的值类型是指定类型或其子类
protected Map<String,AnnotationAttribute>	loadAttributeMethods() 加载注解属性
void	replaceAttribute(String attributeName, UnaryOperator<AnnotationAttribute> operator) 替换属性值
void	setAttribute(String attributeName, AnnotationAttribute attribute) 设置属性值

Methods inherited from class java.lang.Object

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

Methods inherited from interface cn.hutool.core.annotation.SynthesizedAnnotation

setAttributes

Methods inherited from interface java.lang.annotation.Annotation

equals, hashCode, toString

Methods inherited from interface cn.hutool.core.annotation.Hierarchical

compareTo

Constructor Detail

GenericSynthesizedAnnotation

protected GenericSynthesizedAnnotation(R root,
                                       T annotation,
                                       int verticalDistance,
                                       int horizontalDistance)

创建一个合成注解

Parameters:

root - 根对象

annotation - 被合成的注解对象

verticalDistance - 距离根对象的水平距离

horizontalDistance - 距离根对象的垂直距离

Method Detail

loadAttributeMethods

protected Map<String,AnnotationAttribute> loadAttributeMethods()

加载注解属性

Returns:

注解属性

hasAttribute

public boolean hasAttribute(String attributeName)

元注解是否存在该属性

Parameters:

attributeName - 属性名

Returns:

是否存在该属性

hasAttribute

public boolean hasAttribute(String attributeName,
                            Class<?> returnType)

元注解是否存在该属性，且该属性的值类型是指定类型或其子类

Specified by:

hasAttribute in interface SynthesizedAnnotation

Parameters:

attributeName - 属性名

returnType - 返回值类型

Returns:

是否存在该属性

getAttributes

public Map<String,AnnotationAttribute> getAttributes()

获取该注解的全部属性

Specified by:

getAttributes in interface SynthesizedAnnotation

Returns:

注解属性

setAttribute

public void setAttribute(String attributeName,
                         AnnotationAttribute attribute)

设置属性值

Specified by:

setAttribute in interface SynthesizedAnnotation

Parameters:

attributeName - 属性名称

attribute - 注解属性

replaceAttribute

public void replaceAttribute(String attributeName,
                             UnaryOperator<AnnotationAttribute> operator)

替换属性值

Specified by:

replaceAttribute in interface SynthesizedAnnotation

Parameters:

attributeName - 属性名

operator - 替换操作

getAttributeValue

public Object getAttributeValue(String attributeName)

获取属性值

Specified by:

getAttributeValue in interface SynthesizedAnnotation

Parameters:

attributeName - 属性名

Returns:

属性值

getRoot

public R getRoot()

获取该合成注解对应的根节点

Specified by:

getRoot in interface Hierarchical

Returns:

合成注解对应的根节点

getAnnotation

public T getAnnotation()

获取被合成的注解对象

Specified by:

getAnnotation in interface SynthesizedAnnotation

Returns:

注解对象

getVerticalDistance

public int getVerticalDistance()

获取该合成注解与根对象的垂直距离。 默认情况下，该距离即为当前注解与根对象之间相隔的层级数。

Specified by:

getVerticalDistance in interface Hierarchical

Specified by:

getVerticalDistance in interface SynthesizedAnnotation

Returns:

合成注解与根对象的垂直距离

getHorizontalDistance

public int getHorizontalDistance()

获取该合成注解与根对象的水平距离。 默认情况下，该距离即为当前注解与根对象之间相隔的已经被扫描到的注解数。

Specified by:

getHorizontalDistance in interface Hierarchical

Specified by:

getHorizontalDistance in interface SynthesizedAnnotation

Returns:

合成注解与根对象的水平距离

annotationType

public Class<? extends Annotation> annotationType()

获取被合成的注解类型

Specified by:

annotationType in interface Annotation

Returns:

被合成的注解类型

getAttributeValue

public Object getAttributeValue(String attributeName,
                                Class<?> attributeType)

获取注解属性值

Specified by:

getAttributeValue in interface AnnotationAttributeValueProvider

Parameters:

attributeName - 属性名称

attributeType - 属性类型

Returns:

注解属性值