org.apache.camel.NoSuchBeanException: No bean could be found in the registry for: servlet of type: org.apache.camel.spi.RestConsumerFactory

[ChiranjeeviGithub]

Hi Sir,

I am learning Apache camel Rest expose with spring boot application. i am facing below issue while start the application.
org.apache.camel.RuntimeCamelException: org.apache.camel.FailedToCreateRouteException: Failed to create route route1: Route(route1)[[From[rest:get:/hello?routeId=route1&component... because of No bean could be found in the registry for: servlet of type: org.apache.camel.spi.RestConsumerFactory
at org.apache.camel.util.ObjectHelper.wrapRuntimeCamelException(ObjectHelper.java:1830) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.spring.SpringCamelContext.start(SpringCamelContext.java:136) ~[camel-spring-2.21.1.jar:2.21.1]
at org.apache.camel.spring.SpringCamelContext.onApplicationEvent(SpringCamelContext.java:174) ~[camel-spring-2.21.1.jar:2.21.1]
at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:172) ~[spring-context-4.3.18.RELEASE.jar:4.3.18.RELEASE]
at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:165) ~[spring-context-4.3.18.RELEASE.jar:4.3.18.RELEASE]
at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:139) ~[spring-context-4.3.18.RELEASE.jar:4.3.18.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:393) ~[spring-context-4.3.18.RELEASE.jar:4.3.18.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:347) ~[spring-context-4.3.18.RELEASE.jar:4.3.18.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:883) ~[spring-context-4.3.18.RELEASE.jar:4.3.18.RELEASE]
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.finishRefresh(EmbeddedWebApplicationContext.java:144) ~[spring-boot-1.5.15.BUILD-SNAPSHOT.jar:1.5.15.BUILD-SNAPSHOT]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:546) ~[spring-context-4.3.18.RELEASE.jar:4.3.18.RELEASE]
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122) ~[spring-boot-1.5.15.BUILD-SNAPSHOT.jar:1.5.15.BUILD-SNAPSHOT]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:693) [spring-boot-1.5.15.BUILD-SNAPSHOT.jar:1.5.15.BUILD-SNAPSHOT]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:360) [spring-boot-1.5.15.BUILD-SNAPSHOT.jar:1.5.15.BUILD-SNAPSHOT]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:303) [spring-boot-1.5.15.BUILD-SNAPSHOT.jar:1.5.15.BUILD-SNAPSHOT]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1118) [spring-boot-1.5.15.BUILD-SNAPSHOT.jar:1.5.15.BUILD-SNAPSHOT]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1107) [spring-boot-1.5.15.BUILD-SNAPSHOT.jar:1.5.15.BUILD-SNAPSHOT]
at com.oup.CamelOupApplication.main(CamelOupApplication.java:14) [classes/:na]
Caused by: org.apache.camel.FailedToCreateRouteException: Failed to create route route1: Route(route1)[[From[rest:get:/hello?routeId=route1&component... because of No bean could be found in the registry for: servlet of type: org.apache.camel.spi.RestConsumerFactory
at org.apache.camel.impl.RouteService.warmUp(RouteService.java:147) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.DefaultCamelContext.doWarmUpRoutes(DefaultCamelContext.java:3949) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.DefaultCamelContext.safelyStartRouteServices(DefaultCamelContext.java:3856) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.DefaultCamelContext.doStartOrResumeRoutes(DefaultCamelContext.java:3642) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.DefaultCamelContext.doStartCamel(DefaultCamelContext.java:3494) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.DefaultCamelContext.access$000(DefaultCamelContext.java:209) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.DefaultCamelContext$2.call(DefaultCamelContext.java:3253) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.DefaultCamelContext$2.call(DefaultCamelContext.java:3249) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.DefaultCamelContext.doWithDefinedClassLoader(DefaultCamelContext.java:3272) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.DefaultCamelContext.doStart(DefaultCamelContext.java:3249) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.support.ServiceSupport.start(ServiceSupport.java:61) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.DefaultCamelContext.start(DefaultCamelContext.java:3165) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.spring.SpringCamelContext.start(SpringCamelContext.java:133) ~[camel-spring-2.21.1.jar:2.21.1]
... 16 common frames omitted
Caused by: org.apache.camel.NoSuchBeanException: No bean could be found in the registry for: servlet of type: org.apache.camel.spi.RestConsumerFactory
at org.apache.camel.component.rest.RestEndpoint.createConsumer(RestEndpoint.java:406) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.EventDrivenConsumerRoute.addServices(EventDrivenConsumerRoute.java:69) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.DefaultRoute.onStartingServices(DefaultRoute.java:103) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.RouteService.doWarmUp(RouteService.java:172) ~[camel-core-2.21.1.jar:2.21.1]
at org.apache.camel.impl.RouteService.warmUp(RouteService.java:145) ~[camel-core-2.21.1.jar:2.21.1]
... 28 common frames omitted

Simple Code :
/**
*
*/
package com.oup.routers;

import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.model.rest.RestBindingMode;
import org.springframework.stereotype.Component;

import com.oup.model.Book;

/**

• @author 677644

*/
@component
public class BookRouter extends RouteBuilder {

/* (non-Javadoc)
 * @see org.apache.camel.builder.RouteBuilder#configure()
 */
@Override
public void configure() throws Exception {
	 restConfiguration()
      .component("servlet")
      .bindingMode(RestBindingMode.json);
	 
	   rest().get("/hello")
	      .to("direct:hello");
}

}

BookService.java
/**
*
*/
package com.oup.services;

import org.springframework.stereotype.Component;

/**

• @author 677644

*/
@component
public class BookService {

public String getBook(){
	return "Welcome";
	
}

}
Book.java
/**
*
*/
package com.oup.model;

import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlRootElement;

import org.springframework.stereotype.Component;

/**

• @author 677644

*/
@component
@XmlRootElement(name="Book")
@XmlAccessorType(XmlAccessType.FIELD)
public class Book {

@XmlAttribute
private String name;
@XmlAttribute
private String author;
@XmlAttribute
private String publisher;

public Book(){
	
}

public Book(String name,String author,String publisher){
	this.name= name;
	this.author = author;
	this.publisher = publisher;
}
public String getName() {
	return name;
}
public void setName(String name) {
	this.name = name;
}
public String getAuthor() {
	return author;
}
public void setAuthor(String author) {
	this.author = author;
}
public String getPublisher() {
	return publisher;
}
public void setPublisher(String publisher) {
	this.publisher = publisher;
}

}
SpringBootClass:
package com.oup;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.web.support.SpringBootServletInitializer;
import org.springframework.context.annotation.ComponentScan;

@SpringBootApplication
@componentscan
public class CamelOupApplication extends SpringBootServletInitializer {

public static void main(String[] args) {
	SpringApplication.run(CamelOupApplication.class, args);
	  
    }

@Override
protected SpringApplicationBuilder configure(SpringApplicationBuilder builder) {
	return builder.sources(CamelOupApplication.class);
}

}

Please help on this.