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https://issues.apache.org/jira/browse/CAMEL-4208?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13065843#comment-13065843
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Claus Ibsen commented on CAMEL-4208:
------------------------------------
Ah okay its not a bug. The exception is logged at WARN level, but it states in
the message: That this exception will be ignored.
641 [628168058@qtp-1679600408-11] WARN
org.apache.camel.component.gae.context.GaeDefaultCamelContext - Error occurred
while shutting down routes. This exception will be ignored.
The reason for this exception is that GAE does not allow Java applications to
shutdown thread pools.
> Camel context (GaeDefaultCamelContext) stop method call throwing exception
> while trying to shut down on google app engine via ctx.stop();
> -------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: CAMEL-4208
> URL: https://issues.apache.org/jira/browse/CAMEL-4208
> Project: Camel
> Issue Type: Bug
> Components: camel-core, camel-gae
> Affects Versions: 2.7.2
> Environment: Google app engine sdk 1.5.1, Camel core - 2.7.2,
> came-gae - 2.7.2
> Reporter: sumit
> Fix For: 2.8.0
>
>
> Camel context stop throwing exception while trying to shut down on google app
> engine via ctx.stop();
> Test case:
> Start apache camel on Google app engine via start method as follows upon
> stopping context, exception occurs:
> -----------------------------------------------
> {code}
> public void stop() throws Exception {
> ctx.stop();
> }
> public void start() throws Exception {
> ctx = new GaeDefaultCamelContext();
> ctx.disableJMX();
> MyRegistry r = new MyRegistry();/*myregistry code is below*/
> r.init();
> ctx.setRegistry(r);
> tmpl = ctx.createProducerTemplate();
> ctx.start();
> }
> public static class MyRegistry extends SimpleRegistry{
> public void init(){
> put("direct",new DirectComponent());
> put("browse", new BrowseComponent());
> put("class", new ClassComponent());
> put("bean", new BeanComponent());
> put("dataset", new DataSetComponent());
> put("mock", new MockComponent());
> put("language", new LanguageComponent());
> put("ref", new RefComponent());
> put("vm", new VmComponent());
> put("log", new LogComponent());
> put("properties", new PropertiesComponent());
>
>
> }
> {code}
> ------------------------------------------
> {code}
> at
> java.security.AccessControlContext.checkPermission(AccessControlContext.java:393)
> at
> java.security.AccessController.checkPermission(AccessController.java:553)
> at java.lang.SecurityManager.checkPermission(SecurityManager.java:549)
> at
> com.google.appengine.tools.development.DevAppServerFactory$CustomSecurityManager.checkPermission(DevAppServerFactory.java:166)
> at
> java.util.concurrent.ThreadPoolExecutor.checkShutdownAccess(ThreadPoolExecutor.java:711)
> at
> java.util.concurrent.ThreadPoolExecutor.shutdownNow(ThreadPoolExecutor.java:1379)
> at
> java.util.concurrent.Executors$DelegatedExecutorService.shutdownNow(Executors.java:631)
> at
> org.apache.camel.impl.DefaultExecutorServiceStrategy.shutdownNow(DefaultExecutorServiceStrategy.java:352)
> at
> org.apache.camel.impl.DefaultShutdownStrategy.doShutdown(DefaultShutdownStrategy.java:304)
> at
> org.apache.camel.impl.ServiceSupport.shutdown(ServiceSupport.java:175)
> at
> org.apache.camel.util.ServiceHelper.stopAndShutdownService(ServiceHelper.java:174)
> at
> org.apache.camel.impl.DefaultCamelContext.shutdownServices(DefaultCamelContext.java:1571)
> at
> org.apache.camel.impl.DefaultCamelContext.shutdownServices(DefaultCamelContext.java:1593)
> at
> org.apache.camel.impl.DefaultCamelContext.shutdownServices(DefaultCamelContext.java:1581)
> at
> org.apache.camel.impl.DefaultCamelContext.doStop(DefaultCamelContext.java:1484)
> at org.apache.camel.impl.ServiceSupport.stop(ServiceSupport.java:100)
> at org.apache.camel.impl.ServiceSupport.stop(ServiceSupport.java:124)
> {code}
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