[CAMEL-12536] camel-google-mail: adding the camel component to a spring boot project leads to java.lang.NoSuchMethodError: javax.servlet.ServletContext.getClassLoader()Ljava/lang/ClassLoader;

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.21.1, 2.22.0
• Fix Version/s: 2.20.4, 2.21.2, 2.22.0
• Estimated Complexity: Unknown
• Assignee: Andrea Cosentino
• Reporter: Luca Burgazzoli
• Created: 24/May/18 15:21
• Updated: 01/Jun/18 07:20
• Resolved: 01/Jun/18 07:20

Description

I've created a very simple spring boot (1.x) which includes camel-google-mail as dependency and when running the application, the following exception is thrown:

java.lang.reflect.InvocationTargetException
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.springframework.boot.maven.AbstractRunMojo$LaunchRunner.run (AbstractRunMojo.java:527)
    at java.lang.Thread.run (Thread.java:748)
Caused by: org.springframework.context.ApplicationContextException: Unable to start embedded container; nested exception is java.lang.NoSuchMethodError: javax.servlet.ServletContext.getClassLoader()Ljava/lang/ClassLoader;
    at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.onRefresh (EmbeddedWebApplicationContext.java:137)
    at org.springframework.context.support.AbstractApplicationContext.refresh (AbstractApplicationContext.java:537)
    at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh (EmbeddedWebApplicationContext.java:122)
    at org.springframework.boot.SpringApplication.refresh (SpringApplication.java:693)
    at org.springframework.boot.SpringApplication.refreshContext (SpringApplication.java:360)
    at org.springframework.boot.SpringApplication.run (SpringApplication.java:303)
    at org.springframework.boot.SpringApplication.run (SpringApplication.java:1118)
    at org.springframework.boot.SpringApplication.run (SpringApplication.java:1107)
    at test.Application.main (Application.java:9)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.springframework.boot.maven.AbstractRunMojo$LaunchRunner.run (AbstractRunMojo.java:527)
    at java.lang.Thread.run (Thread.java:748)
Caused by: java.lang.NoSuchMethodError: javax.servlet.ServletContext.getClassLoader()Ljava/lang/ClassLoader;
    at io.undertow.websockets.jsr.Bootstrap.handleDeployment (Bootstrap.java:92)
    at io.undertow.servlet.core.DeploymentManagerImpl.handleExtensions (DeploymentManagerImpl.java:263)
    at io.undertow.servlet.core.DeploymentManagerImpl.deploy (DeploymentManagerImpl.java:153)
    at org.springframework.boot.context.embedded.undertow.UndertowEmbeddedServletContainerFactory.createDeploymentManager (UndertowEmbeddedServletContainerFactory.java:412)
    at org.springframework.boot.context.embedded.undertow.UndertowEmbeddedServletContainerFactory.getEmbeddedServletContainer (UndertowEmbeddedServletContainerFactory.java:234)
    at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.createEmbeddedServletContainer (EmbeddedWebApplicationContext.java:164)
    at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.onRefresh (EmbeddedWebApplicationContext.java:134)
    at org.springframework.context.support.AbstractApplicationContext.refresh (AbstractApplicationContext.java:537)
    at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh (EmbeddedWebApplicationContext.java:122)
    at org.springframework.boot.SpringApplication.refresh (SpringApplication.java:693)
    at org.springframework.boot.SpringApplication.refreshContext (SpringApplication.java:360)
    at org.springframework.boot.SpringApplication.run (SpringApplication.java:303)
    at org.springframework.boot.SpringApplication.run (SpringApplication.java:1118)
    at org.springframework.boot.SpringApplication.run (SpringApplication.java:1107)
    at test.Application.main (Application.java:9)
    at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke (Method.java:498)
    at org.springframework.boot.maven.AbstractRunMojo$LaunchRunner.run (AbstractRunMojo.java:527)
    at java.lang.Thread.run (Thread.java:748)

Sample project included in the attached reproducer