我有以下路线定义:
@Component
public class CamelRoutes extends RouteBuilder {
@Override
public void configure() throws Exception {
from("seda:second")
.bean("helloWorld?method=smth")
.process(exchange -> {
System.out.println("Message:" + exchange.getIn().getBody());
})
.log("body:${body}");
并关注bean:
public static class HelloWorld {
public void execute(String str){
System.out.println("HelloWorld#execute: " + str);
}
public void smth(String str){
System.out.println("HelloWorld#smth: " + str);
}
}
但申请没有开始。
跟踪:
org.apache.camel.RuntimeCamelException: org.apache.camel.FailedToCreateRouteException: Failed to create route route4 at: >>> Bean[ref:helloWorld?method=smth] <<< in route: Route(route4)[[From[seda:second]] -> [Bean[ref:helloWorld?me... because of No bean could be found in the registry for: helloWorld?method=smth
at org.apache.camel.util.ObjectHelper.wrapRuntimeCamelException(ObjectHelper.java:1831) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.spring.SpringCamelContext.start(SpringCamelContext.java:136) ~[camel-spring-2.20.0.jar:2.20.0]
at org.apache.camel.spring.SpringCamelContext.onApplicationEvent(SpringCamelContext.java:174) ~[camel-spring-2.20.0.jar:2.20.0]
at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:167) ~[spring-context-4.3.7.RELEASE.jar:4.3.7.RELEASE]
at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:139) ~[spring-context-4.3.7.RELEASE.jar:4.3.7.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:383) ~[spring-context-4.3.7.RELEASE.jar:4.3.7.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:337) ~[spring-context-4.3.7.RELEASE.jar:4.3.7.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:882) ~[spring-context-4.3.7.RELEASE.jar:4.3.7.RELEASE]
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.finishRefresh(EmbeddedWebApplicationContext.java:144) ~[spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:545) ~[spring-context-4.3.7.RELEASE.jar:4.3.7.RELEASE]
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122) ~[spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:737) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:370) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:314) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1162) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1151) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at SpringBootCamelIntegrationApplication.main(SpringBootCamelIntegrationApplication.java:9) [classes/:na]
Caused by: org.apache.camel.FailedToCreateRouteException: Failed to create route route4 at: >>> Bean[ref:helloWorld?method=smth] <<< in route: Route(route4)[[From[seda:second]] -> [Bean[ref:helloWorld?me... because of No bean could be found in the registry for: helloWorld?method=smth
at org.apache.camel.model.RouteDefinition.addRoutes(RouteDefinition.java:1298) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.model.RouteDefinition.addRoutes(RouteDefinition.java:204) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.startRoute(DefaultCamelContext.java:1135) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.startRouteDefinitions(DefaultCamelContext.java:3714) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.doStartCamel(DefaultCamelContext.java:3428) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.access$000(DefaultCamelContext.java:208) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext$2.call(DefaultCamelContext.java:3236) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext$2.call(DefaultCamelContext.java:3232) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.doWithDefinedClassLoader(DefaultCamelContext.java:3255) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.doStart(DefaultCamelContext.java:3232) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.support.ServiceSupport.start(ServiceSupport.java:61) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.start(DefaultCamelContext.java:3155) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.spring.SpringCamelContext.start(SpringCamelContext.java:133) ~[camel-spring-2.20.0.jar:2.20.0]
... 15 common frames omitted
Caused by: org.apache.camel.NoSuchBeanException: No bean could be found in the registry for: helloWorld?method=smth
at org.apache.camel.component.bean.RegistryBean.getBean(RegistryBean.java:94) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.component.bean.RegistryBean.createCacheHolder(RegistryBean.java:69) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.model.BeanDefinition.createProcessor(BeanDefinition.java:251) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.model.ProcessorDefinition.makeProcessorImpl(ProcessorDefinition.java:549) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.model.ProcessorDefinition.makeProcessor(ProcessorDefinition.java:510) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.model.ProcessorDefinition.addRoutes(ProcessorDefinition.java:226) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.model.RouteDefinition.addRoutes(RouteDefinition.java:1295) ~[camel-core-2.20.0.jar:2.20.0]
... 27 common frames omitted
我的代码库有什么问题?
根据Romat Vottnet advice,我写了以下内容:
@Component
public class CamelRoutes extends RouteBuilder {
@Override
public void configure() throws Exception {
from("seda:second")
.bean("helloWorld?method=smth()");
}
public static class HelloWorld {
public void execute(String str) {
System.out.println("HelloWorld#execute: " + str);
}
public void smth(String str) {
System.out.println("HelloWorld#smth: " + str);
}
}
@Bean(name = "helloWorld")
public HelloWorld helloWorld() {
return new HelloWorld();
}
}
但我明白了:
org.apache.camel.RuntimeCamelException: org.apache.camel.FailedToCreateRouteException: Failed to create route route4 at: >>> Bean[ref:helloWorld?method=smth()] <<< in route: Route(route4)[[From[seda:second]] -> [Bean[ref:helloWorld?me... because of No bean could be found in the registry for: helloWorld?method=smth()
at org.apache.camel.util.ObjectHelper.wrapRuntimeCamelException(ObjectHelper.java:1831) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.spring.SpringCamelContext.start(SpringCamelContext.java:136) ~[camel-spring-2.20.0.jar:2.20.0]
at org.apache.camel.spring.SpringCamelContext.onApplicationEvent(SpringCamelContext.java:174) ~[camel-spring-2.20.0.jar:2.20.0]
at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:167) ~[spring-context-4.3.7.RELEASE.jar:4.3.7.RELEASE]
at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:139) ~[spring-context-4.3.7.RELEASE.jar:4.3.7.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:383) ~[spring-context-4.3.7.RELEASE.jar:4.3.7.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:337) ~[spring-context-4.3.7.RELEASE.jar:4.3.7.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:882) ~[spring-context-4.3.7.RELEASE.jar:4.3.7.RELEASE]
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.finishRefresh(EmbeddedWebApplicationContext.java:144) ~[spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:545) ~[spring-context-4.3.7.RELEASE.jar:4.3.7.RELEASE]
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122) ~[spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:737) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:370) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:314) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1162) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1151) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
at SpringBootCamelIntegrationApplication.main(SpringBootCamelIntegrationApplication.java:9) [classes/:na]
Caused by: org.apache.camel.FailedToCreateRouteException: Failed to create route route4 at: >>> Bean[ref:helloWorld?method=smth()] <<< in route: Route(route4)[[From[seda:second]] -> [Bean[ref:helloWorld?me... because of No bean could be found in the registry for: helloWorld?method=smth()
at org.apache.camel.model.RouteDefinition.addRoutes(RouteDefinition.java:1298) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.model.RouteDefinition.addRoutes(RouteDefinition.java:204) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.startRoute(DefaultCamelContext.java:1135) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.startRouteDefinitions(DefaultCamelContext.java:3714) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.doStartCamel(DefaultCamelContext.java:3428) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.access$000(DefaultCamelContext.java:208) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext$2.call(DefaultCamelContext.java:3236) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext$2.call(DefaultCamelContext.java:3232) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.doWithDefinedClassLoader(DefaultCamelContext.java:3255) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.doStart(DefaultCamelContext.java:3232) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.support.ServiceSupport.start(ServiceSupport.java:61) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.impl.DefaultCamelContext.start(DefaultCamelContext.java:3155) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.spring.SpringCamelContext.start(SpringCamelContext.java:133) ~[camel-spring-2.20.0.jar:2.20.0]
... 15 common frames omitted
Caused by: org.apache.camel.NoSuchBeanException: No bean could be found in the registry for: helloWorld?method=smth()
at org.apache.camel.component.bean.RegistryBean.getBean(RegistryBean.java:94) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.component.bean.RegistryBean.createCacheHolder(RegistryBean.java:69) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.model.BeanDefinition.createProcessor(BeanDefinition.java:251) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.model.ProcessorDefinition.makeProcessorImpl(ProcessorDefinition.java:549) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.model.ProcessorDefinition.makeProcessor(ProcessorDefinition.java:510) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.model.ProcessorDefinition.addRoutes(ProcessorDefinition.java:226) ~[camel-core-2.20.0.jar:2.20.0]
at org.apache.camel.model.RouteDefinition.addRoutes(RouteDefinition.java:1295) ~[camel-core-2.20.0.jar:2.20.0]
... 27 common frames omitted
申请开始时。
我检查了 - 标记为@Bean
的方法被调用。
答案 0 :(得分:1)
这有效:
from("seda:second")
.bean(HelloWorld.class, "smth")
答案 1 :(得分:0)
由于您已经在使用Spring,为什么不使用python get-pip.py
注释您的bean并在您的路由中使用自动装配的实例?
答案 2 :(得分:0)
将类名和方法赋予“ bean”的方式是错误的!
如果您想使用bean
,则可以使用以下方法进行使用:
from("direct:a").bean(ClassName.class , "methodName").to("direct:b");
from("direct:a").bean("registeredClassName","methodName").to("direct:b");
// this registered named is the name that you give to spring annotations like
//@Component , @Configuration , @Service , @Controller , @Bean etc...
// If you are using Camel stand alone then registeredClassName is the name that
// you gave to camel's registry.
//For example:
SimpleRegistry simpleRegistry = new SimpleRegistry(); // this class is just a mapper
simpleRegistry.put("registeredClassName",new ClassName());
CamelContext camelContext = new DefaultCamelContext(simpleRegistry);
// In Spring Boot
@Autowired
private ClassName instanceOfClassName;
from("direct:a").bean(instanceOfClassName , "methodName").to("direct:b");
这是一起使用类和方法的正确方法,就像您经历的方法一样:
from("direct:a").to("bean:registeredClassName?method=methodName").to("direct:b");
// remember no parenthesis () for methodName
from("direct:a").to("bean:FullyQualifiedClassName?method=Name").to("direct:b");
这也是调用bean及其方法的另一种方法,尽管它有一些进步,并且您需要了解什么是简单语言。
from("direct:start").bean("registeredClassName","methodName(${body},${header.customerId},${header.customerType}");
仅此而已:))