按照文档测试一下,启动服务端时出现:
二月 14, 2016 9:41:22 下午 com.baidu.jprotobuf.pbrpc.server.RpcServiceRegistry doRegiterService
信息: RPC service register log: serviceName[rpc_meta_watch_service] methodName[ping] from com.baidu.jprotobuf.pbrpc.meta.RpcServiceMetaServiceProvider.ping
二月 14, 2016 9:41:25 下午 com.baidu.jprotobuf.pbrpc.server.RpcServiceRegistry doRegiterService
信息: RPC service register log: serviceName[rpc_meta_watch_service] methodName[getRpcServiceMetaInfo] from com.baidu.jprotobuf.pbrpc.meta.RpcServiceMetaServiceProvider.getRpcServiceMetaInfo
Exception in thread "main" java.lang.NullPointerException
at com.baidu.bjf.remoting.protobuf.utils.ClassHelper.getLastModifyTime(ClassHelper.java:65)
at com.baidu.bjf.remoting.protobuf.ProtobufProxy.doCreate(ProtobufProxy.java:182)
at com.baidu.bjf.remoting.protobuf.ProtobufProxy.create(ProtobufProxy.java:156)
at com.baidu.bjf.remoting.protobuf.ProtobufProxy.create(ProtobufProxy.java:124)
at com.baidu.jprotobuf.pbrpc.server.AnnotationRpcHandler.(AnnotationRpcHandler.java:53)
at com.baidu.jprotobuf.pbrpc.server.RpcServiceRegistry.doCreateRpcHandler(RpcServiceRegistry.java:106)
at com.baidu.jprotobuf.pbrpc.server.RpcServiceRegistry.doRegiterService(RpcServiceRegistry.java:117)
at com.baidu.jprotobuf.pbrpc.server.RpcServiceRegistry.access$000(RpcServiceRegistry.java:40)
at com.baidu.jprotobuf.pbrpc.server.RpcServiceRegistry$1.doWith(RpcServiceRegistry.java:94)
at com.baidu.jprotobuf.pbrpc.utils.ReflectionUtils.doWithMethods(ReflectionUtils.java:64)
at com.baidu.jprotobuf.pbrpc.utils.ReflectionUtils.doWithMethods(ReflectionUtils.java:41)
at com.baidu.jprotobuf.pbrpc.server.RpcServiceRegistry.registerService(RpcServiceRegistry.java:88)
at com.baidu.jprotobuf.pbrpc.transport.RpcServer.registerService(RpcServer.java:159)
at com.test.jprotobuf.JprotobufServer.main(JprotobufServer.java:11)
谢谢回复。
若我想在EchoInfo中定义比价复杂的集合类型,应怎么处理,比如:
public class EchoInfo {
@Protobuf
public List<String> list;
@Protobuf
public List<Map<String,String> list2;
}
我测了一下,好像是不可行的。
通过Spring配置:
localhost:1031
报如下错误:
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:223)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:290)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:191)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:618)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:934)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:479)
at org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:410)
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:306)
at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:112)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:5016)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5524)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1575)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1565)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.ExceptionInInitializerError
at com.baidu.bjf.remoting.protobuf.CodeGenerator.getAccessByField(CodeGenerator.java:823)
at com.baidu.bjf.remoting.protobuf.CodeGenerator.getEncodeMethodCode(CodeGenerator.java:687)
at com.baidu.bjf.remoting.protobuf.CodeGenerator.getCode(CodeGenerator.java:232)
at com.baidu.bjf.remoting.protobuf.ProtobufProxy.doCreate(ProtobufProxy.java:215)
at com.baidu.bjf.remoting.protobuf.ProtobufProxy.create(ProtobufProxy.java:156)
at com.baidu.bjf.remoting.protobuf.ProtobufProxy.create(ProtobufProxy.java:124)
at com.baidu.jprotobuf.pbrpc.client.PojoRpcMethodInfo.(PojoRpcMethodInfo.java:48)
at com.baidu.jprotobuf.pbrpc.client.ProtobufRpcProxy.proxy(ProtobufRpcProxy.java:209)
at com.baidu.jprotobuf.pbrpc.client.ha.HaProtobufRpcProxy.doProxy(HaProtobufRpcProxy.java:176)
at com.baidu.jprotobuf.pbrpc.client.ha.HaProtobufRpcProxy.createServiceProxy(HaProtobufRpcProxy.java:141)
at com.baidu.jprotobuf.pbrpc.client.ha.HaProtobufRpcProxy.proxy(HaProtobufRpcProxy.java:130)
at com.baidu.jprotobuf.pbrpc.spring.HaRpcProxyFactoryBean.afterPropertiesSet(HaRpcProxyFactoryBean.java:148)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1573)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1511)
... 21 more
Caused by: java.lang.IllegalStateException: Compilation failed. class: com.baidu.bjf.remoting.protobuf.descriptor.FileDescriptorProtoPOJO$$JProtoBufClass, diagnostics: [FileDescriptorProtoPOJO$$JProtoBufClass.java:2: 错误: 程序包com.google.protobuf不存在
import com.google.protobuf.;
^, FileDescriptorProtoPOJO$$JProtoBufClass.java:4: 错误: 程序包com.baidu.bjf.remoting.protobuf.utils不存在
import com.baidu.bjf.remoting.protobuf.utils.;
^, FileDescriptorProtoPOJO$$JProtoBufClass.java:8: 错误: 找不到符号
import com.baidu.bjf.remoting.protobuf.descriptor.FileDescriptorProtoPOJO;
^
符号: 类 FileDescriptorProtoPOJO
位置: 程序包 com.baidu.bjf.remoting.protobuf.descriptor, FileDescriptorProtoPOJO$$JProtoBufClass.java:9: 错误: 找不到符号
public class FileDescriptorProtoPOJO$$JProtoBufClass implements com.baidu.bjf.remoting.protobuf.Codec<com.baidu.bjf.remoting.protobuf.descriptor.FileDescriptorProtoPOJO> {
^
符号: 类 Codec
位置: 程序包 com.baidu.bjf.remoting.protobuf, FileDescriptorProtoPOJO$$JProtoBufClass.java:9: 错误: 找不到符号
public class FileDescriptorProtoPOJO$$JProtoBufClass implements com.baidu.bjf.remoting.protobuf.Codec<com.baidu.bjf.remoting.protobuf.descriptor.FileDescriptorProtoPOJO> {
^
符号: 类 FileDescriptorProtoPOJO
位置: 程序包 com.baidu.bjf.remoting.protobuf.descriptor, FileDescriptorProtoPOJO$$JProtoBufClass.java:10: 错误: 程序包com.google.protobuf.Descriptors不存在
private com.google.protobuf.Descriptors.Descriptor descriptor;
^, FileDescriptorProtoPOJO$$JProtoBufClass.java:11: 错误: 找不到符号
public byte[] encode(com.baidu.bjf.remoting.protobuf.descriptor.FileDescriptorProtoPOJO t) throws IOException {
.......
(报很多错,没全部贴出来)
是什么原因?
/**
* get server list from naming service.
*
* @param serviceSignatures service signatures
* @return server list mapped by service signature.
* @throws Exception in case of any exception
*/
Map<String, List<RegisterInfo>> list(Set<String> serviceSignatures) throws Exception;