[CAMEL-5950] Cache producer is not thread safe

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.10.3
• Fix Version/s: 2.9.6, 2.10.4, 2.11.0
• Component/s: camel-cache
• Estimated Complexity: Unknown
• Assignee: Willem Jiang
• Reporter: Alexandre Gattiker
• Created: 10/Jan/13 15:13
• Updated: 11/Jan/13 07:17
• Resolved: 11/Jan/13 07:13

Description

		from("direct:causeFailure")
		.split().body().parallelProcessing()
		.setHeader(CacheConstants.CACHE_OPERATION, constant(CacheConstants.CACHE_OPERATION_DELETEALL))
		.to("cache://MyTestCache");

 		String[] body = new String[] { "a", "b" };
		template.sendBody(body);

net.sf.ehcache.ObjectExistsException: Cache MyTestCache already exists
	at net.sf.ehcache.CacheManager.addCacheNoCheck(CacheManager.java:1294)
	at net.sf.ehcache.CacheManager.addCache(CacheManager.java:1184)
	at org.apache.camel.component.cache.CacheEndpoint.initializeCache(CacheEndpoint.java:137)
	at org.apache.camel.component.cache.CacheProducer.process(CacheProducer.java:56)
	at org.apache.camel.util.AsyncProcessorConverterHelper$ProcessorToAsyncProcessorBridge.process(AsyncProcessorConverterHelper.java:61)
	at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
	at org.apache.camel.processor.SendProcessor$2.doInAsyncProducer(SendProcessor.java:122)
	at org.apache.camel.impl.ProducerCache.doInAsyncProducer(ProducerCache.java:298)
	at org.apache.camel.processor.SendProcessor.process(SendProcessor.java:117)
	at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
	at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:99)
	at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
	at org.apache.camel.processor.interceptor.TraceInterceptor.process(TraceInterceptor.java:91)
	at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
	at org.apache.camel.processor.RedeliveryErrorHandler.processErrorHandler(RedeliveryErrorHandler.java:334)
	at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:220)
	at org.apache.camel.processor.RouteContextProcessor.processNext(RouteContextProcessor.java:45)
	at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
	at org.apache.camel.processor.interceptor.DefaultChannel.process(DefaultChannel.java:303)
	at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73)
	at org.apache.camel.processor.RedeliveryErrorHandler.processErrorHandler(RedeliveryErrorHandler.java:334)
	at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:220)
	at org.apache.camel.processor.RouteContextProcessor.processNext(RouteContextProcessor.java:45)
	at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90)
	at org.apache.camel.processor.UnitOfWorkProcessor.processAsync(UnitOfWorkProcessor.java:150)
	at org.apache.camel.processor.UnitOfWorkProcessor.process(UnitOfWorkProcessor.java:117)
	at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:99)
	at org.apache.camel.processor.MulticastProcessor.doProcessParallel(MulticastProcessor.java:709)
	at org.apache.camel.processor.MulticastProcessor.access$200(MulticastProcessor.java:80)
	at org.apache.camel.processor.MulticastProcessor$1.call(MulticastProcessor.java:290)
	at org.apache.camel.processor.MulticastProcessor$1.call(MulticastProcessor.java:275)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
	at java.util.concurrent.FutureTask.run(FutureTask.java:166)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
	at java.lang.Thread.run(Thread.java:722)