org.dromara.common.spring

类 SpringContextUtil

java.lang.Object

org.dromara.common.spring.SpringContextUtil

所有已实现的接口:

org.springframework.beans.factory.Aware, org.springframework.context.ApplicationContextAware

public class SpringContextUtil
extends java.lang.Object
implements org.springframework.context.ApplicationContextAware

用于获取spring 的 ApplicationContext

构造器概要

构造器

构造器和说明
SpringContextUtil()

方法概要

限定符和类型	方法和说明
static boolean	containsBean(java.lang.String name)
static org.springframework.context.ApplicationContext	getApplicationContext()
static java.lang.Object	getBean(java.lang.String name) 注意 bean name默认 = 类名(首字母小写) 例如: A8sClusterDao = getBean("k8sClusterDao")
static <T> T	getBeanByClass(java.lang.Class<T> clazz) 根据类名获取到bean(实际对象)
static <T> T	getBeanByClass(java.lang.Class<T> clazz, java.lang.String[] actualTypeArguments) 泛型注入
static <T> T	getBeanByClass(java.lang.Class<T> clazz, java.lang.String actualTypeArgument, int index) 泛型注入
static <T> T	getBeanByClassForApi(java.lang.Class<T> clazz) 获取微服务接口的实现类
static <T> T	getBeanByName(java.lang.Class<T> clazz) 根据类名获取到bean
static <T> java.util.List<T>	getBeansByClass(java.lang.Class<T> clazz) 根据class 从beanfactory中找到对应的实现类集合
static java.lang.Object	getTarget(java.lang.Object proxy) 获取 目标对象
static boolean	isSingleton(java.lang.String name)
void	setApplicationContext(org.springframework.context.ApplicationContext applicationContext)
static void	setStaticApplicationContext(org.springframework.context.ApplicationContext applicationContext)

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

SpringContextUtil

public SpringContextUtil()

方法详细资料

setApplicationContext

public void setApplicationContext(org.springframework.context.ApplicationContext applicationContext)
                           throws org.springframework.beans.BeansException

指定者:

setApplicationContext 在接口中 org.springframework.context.ApplicationContextAware

抛出:

org.springframework.beans.BeansException

setStaticApplicationContext

public static void setStaticApplicationContext(org.springframework.context.ApplicationContext applicationContext)
                                        throws org.springframework.beans.BeansException

抛出:

org.springframework.beans.BeansException

getApplicationContext

public static org.springframework.context.ApplicationContext getApplicationContext()

getBean

public static java.lang.Object getBean(java.lang.String name)
                                throws org.springframework.beans.BeansException

注意 bean name默认 = 类名(首字母小写) 例如: A8sClusterDao = getBean("k8sClusterDao")

参数:

name -

返回:

抛出:

org.springframework.beans.BeansException

getBeanByName

public static <T> T getBeanByName(java.lang.Class<T> clazz)
                           throws org.springframework.beans.BeansException

根据类名获取到bean

类型参数:

T -

参数:

clazz -

返回:

抛出:

org.springframework.beans.BeansException

getBeanByClass

public static <T> T getBeanByClass(java.lang.Class<T> clazz)
                            throws org.springframework.beans.BeansException

根据类名获取到bean(实际对象)

类型参数:

T -

参数:

clazz -

返回:

抛出:

org.springframework.beans.BeansException

getBeansByClass

public static <T> java.util.List<T> getBeansByClass(java.lang.Class<T> clazz)

根据class 从beanfactory中找到对应的实现类集合

类型参数:

T - class的类型

参数:

clazz - clazz

返回:

beanfactory中找到对应的实现类集合

getBeanByClassForApi

public static <T> T getBeanByClassForApi(java.lang.Class<T> clazz)

获取微服务接口的实现类

参数:

clazz - 微服务接口

返回:

getTarget

public static java.lang.Object getTarget(java.lang.Object proxy)

获取 目标对象

参数:

proxy - 代理对象

返回:

抛出:

java.lang.Exception

getBeanByClass

public static <T> T getBeanByClass(java.lang.Class<T> clazz,
                                   java.lang.String[] actualTypeArguments)

泛型注入

参数:

clazz -

actualTypeArguments -

返回:

getBeanByClass

public static <T> T getBeanByClass(java.lang.Class<T> clazz,
                                   java.lang.String actualTypeArgument,
                                   int index)

泛型注入

类型参数:

T -

参数:

clazz - clazz

actualTypeArgument - 泛型类名

index - 泛型的索引

返回:

containsBean

public static boolean containsBean(java.lang.String name)

isSingleton

public static boolean isSingleton(java.lang.String name)
                           throws org.springframework.beans.factory.NoSuchBeanDefinitionException

抛出:

org.springframework.beans.factory.NoSuchBeanDefinitionException