Java 尝试使Hazelcast群集与符合JCache的客户端一起工作时发生异常
我正试图让一个小型Hazelcast集群与简单的JCache兼容客户端协作。不幸的是,我得到了异常:java.lang.IllegalArgumentException:没有注册名为:hz:impl:cacheService的服务。 我希望你能给我一个解决这个问题的线索 我使用的Hazelcast版本3.4与3.3和3.4-EA具有相同的行为 以下是来自hazelcast-client.xml的片段:Java 尝试使Hazelcast群集与符合JCache的客户端一起工作时发生异常,java,hazelcast,jcache,Java,Hazelcast,Jcache,我正试图让一个小型Hazelcast集群与简单的JCache兼容客户端协作。不幸的是,我得到了异常:java.lang.IllegalArgumentException:没有注册名为:hz:impl:cacheService的服务。 我希望你能给我一个解决这个问题的线索 我使用的Hazelcast版本3.4与3.3和3.4-EA具有相同的行为 以下是来自hazelcast-client.xml的片段: <group> <name>group1</name&g
<group>
<name>group1</name>
</group>
<network>
<cluster-members>
<address>192.168.56.10:5701</address>
<address>192.168.56.20:5701</address>
</cluster-members>
</network>
下面是来自客户端的日志:
Dec 30, 2014 10:22:16 AM com.hazelcast.client.config.XmlClientConfigLocator
INFO: Loading 'hazelcast-client.xml' from classpath.
Dec 30, 2014 10:22:17 AM com.hazelcast.core.LifecycleService
INFO: HazelcastClient[hz.client_0_group1][3.4] is STARTING
Dec 30, 2014 10:22:17 AM com.hazelcast.core.LifecycleService
INFO: HazelcastClient[hz.client_0_group1][3.4] is STARTED
Dec 30, 2014 10:22:17 AM com.hazelcast.core.LifecycleService
INFO: HazelcastClient[hz.client_0_group1][3.4] is CLIENT_CONNECTED
Dec 30, 2014 10:22:17 AM com.hazelcast.client.spi.impl.ClusterListenerThread
INFO:
Members [2] {
Member [192.168.56.20]:5701
Member [192.168.56.10]:5701
}
Exception in thread "main" javax.cache.CacheException: Error opening URI [hazelcast]
at com.hazelcast.cache.impl.AbstractHazelcastCachingProvider.getCacheManager(AbstractHazelcastCachingProvider.java:89)
at com.hazelcast.cache.impl.AbstractHazelcastCachingProvider.getCacheManager(AbstractHazelcastCachingProvider.java:118)
at com.hazelcast.cache.HazelcastCachingProvider.getCacheManager(HazelcastCachingProvider.java:158)
at com.example.JCacheSample.main(JCacheSample.java:16)
Caused by: java.lang.IllegalArgumentException: No service registered with name: hz:impl:cacheService
at com.hazelcast.client.impl.ClientEngineImpl$ClientPacketProcessor.initService(ClientEngineImpl.java:477)
at com.hazelcast.client.impl.ClientEngineImpl$ClientPacketProcessor.processRequest(ClientEngineImpl.java:427)
at com.hazelcast.client.impl.ClientEngineImpl$ClientPacketProcessor.run(ClientEngineImpl.java:353)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
at com.hazelcast.util.executor.HazelcastManagedThread.executeRun(HazelcastManagedThread.java:76)
at com.hazelcast.util.executor.HazelcastManagedThread.run(HazelcastManagedThread.java:92)
at ------ End remote and begin local stack-trace ------.(Unknown Source)
at com.hazelcast.client.spi.impl.ClientCallFuture.resolveResponse(ClientCallFuture.java:201)
at com.hazelcast.client.spi.impl.ClientCallFuture.get(ClientCallFuture.java:142)
at com.hazelcast.client.spi.impl.ClientCallFuture.get(ClientCallFuture.java:118)
at com.hazelcast.client.spi.ProxyManager.initialize(ProxyManager.java:200)
at com.hazelcast.client.spi.ProxyManager.getOrCreateProxy(ProxyManager.java:183)
at com.hazelcast.client.impl.HazelcastClientInstanceImpl.getDistributedObject(HazelcastClientInstanceImpl.java:391)
at com.hazelcast.client.impl.HazelcastClientProxy.getDistributedObject(HazelcastClientProxy.java:234)
at com.hazelcast.client.cache.impl.HazelcastClientCacheManager.<init>(HazelcastClientCacheManager.java:62)
at com.hazelcast.client.cache.impl.HazelcastClientCachingProvider.createHazelcastCacheManager(HazelcastClientCachingProvider.java:75)
at com.hazelcast.client.cache.impl.HazelcastClientCachingProvider.createHazelcastCacheManager(HazelcastClientCachingProvider.java:38)
at com.hazelcast.cache.impl.AbstractHazelcastCachingProvider.getCacheManager(AbstractHazelcastCachingProvider.java:86)
... 3 more
服务器端是否也激活了JCache?:
只需将cache-api-1.0.0.jar添加到Hazelcast节点的类路径。我在OSGi上下文中收到了相同的错误消息。缓存api位于我使用“org.apache.servicemix.bundles:org.apache.servicemix.bundles.javax缓存api:1.0.0_1”的类路径上,因为另一个库中缺少导出 问题是,使用了错误的类加载器来检查JCache是否在类路径上。因此,我必须像这样初始化Hazelcast实例:
ClassLoader hazelClassLoader = hazelcastOSGiService.getOwnerBundle().adapt(BundleWiring.class).getClassLoader();
Config config = new Config();
// set the classloader that is used by hazelcast to check for JCache Classes
config.setClassLoader(hazelClassLoader);
// Create a HazelcastInstance
hazelcastInstance = hazelcastOSGiService.newHazelcastInstance(config);
您使用的hazel cast的哪个版本使用最新版本我以前在3.0开发版本中见过这个bug,我添加了关于所用版本的信息。非常感谢。实际上,只需将cache-api-1.0.0.jar添加到Hazelcast节点的类路径中。
ClassLoader hazelClassLoader = hazelcastOSGiService.getOwnerBundle().adapt(BundleWiring.class).getClassLoader();
Config config = new Config();
// set the classloader that is used by hazelcast to check for JCache Classes
config.setClassLoader(hazelClassLoader);
// Create a HazelcastInstance
hazelcastInstance = hazelcastOSGiService.newHazelcastInstance(config);