Ele*_*tos 8 java spring spring-integration spring-boot
我们已升级到 2.6 Spring boot 版本。\n我们还使用 Spring 的 Integration (org.springframework.boot:spring-boot-starter-integration)。
\n当我们尝试启动应用程序时,我们得到:
\n***************************\nAPPLICATION FAILED TO START\n***************************\n\nDescription:\n\nThe dependencies of some of the beans in the application context form a cycle:\n\n\xe2\x94\x8c\xe2\x94\x80\xe2\x94\x80->\xe2\x94\x80\xe2\x94\x80\xe2\x94\x90\n| org.springframework.integration.internalPublisherAnnotationBeanPostProcessor\n\xe2\x94\x94\xe2\x94\x80\xe2\x94\x80<-\xe2\x94\x80\xe2\x94\x80\xe2\x94\x98\n\n
Run Code Online (Sandbox Code Playgroud)\n我们能够使用干净的 Spring boot 应用程序重现该问题:
\n演示应用程序.java
\npackage com.example.demo;\nimport org.springframework.boot.SpringApplication;\nimport org.springframework.boot.autoconfigure.SpringBootApplication;\nimport org.springframework.integration.config.EnableIntegration;\nimport org.springframework.integration.config.EnablePublisher;\n\n@EnableIntegration\n@EnablePublisher\n@SpringBootApplication\npublic class DemoApplication {\n\n public static void main(String[] args) {\n SpringApplication.run(DemoApplication.class, args);\n }\n\n}\n
Run Code Online (Sandbox Code Playgroud)\n构建.gradle
\nplugins {\n id 'org.springframework.boot' version '2.6.1'\n id 'io.spring.dependency-management' version '1.0.11.RELEASE'\n id 'java'\n}\n
Run Code Online (Sandbox Code Playgroud)\n有人知道可能会出什么问题吗?也许缺少一些额外的配置
\n最近已修复:https ://github.com/spring-projects/spring-integration/issues/3694 。
将于下周针对即将推出的 Spring Boot 发布2.6.2
。
作为解决方法,@EnablePublisher
您可以添加此 bean:
@Bean(IntegrationContextUtils.PUBLISHER_ANNOTATION_POSTPROCESSOR_NAME)
static PublisherAnnotationBeanPostProcessor publisherAnnotationBeanPostProcessor() {
return new PublisherAnnotationBeanPostProcessor() {
@Override
public void afterPropertiesSet() {
}
};
}
Run Code Online (Sandbox Code Playgroud)
问题是它this.beanFactory.getBean(PublisherAnnotationBeanPostProcessor.class)
的afterPropertiesSet()
. 因此,为了缓解循环,我们只需摆脱它即可!
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