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Java ClientNamenodeProtocolPB类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Java中org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolPB的典型用法代码示例。如果您正苦于以下问题:Java ClientNamenodeProtocolPB类的具体用法?Java ClientNamenodeProtocolPB怎么用?Java ClientNamenodeProtocolPB使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



ClientNamenodeProtocolPB类属于org.apache.hadoop.hdfs.protocolPB包,在下文中一共展示了ClientNamenodeProtocolPB类的5个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: createNNProxyWithClientProtocol

import org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolPB; //导入依赖的package包/类
private static ClientProtocol createNNProxyWithClientProtocol(
    InetSocketAddress address, Configuration conf, UserGroupInformation ugi,
    boolean withRetries, AtomicBoolean fallbackToSimpleAuth)
    throws IOException {
  RPC.setProtocolEngine(conf, ClientNamenodeProtocolPB.class, ProtobufRpcEngine.class);

  final RetryPolicy defaultPolicy = 
      RetryUtils.getDefaultRetryPolicy(
          conf, 
          DFSConfigKeys.DFS_CLIENT_RETRY_POLICY_ENABLED_KEY, 
          DFSConfigKeys.DFS_CLIENT_RETRY_POLICY_ENABLED_DEFAULT, 
          DFSConfigKeys.DFS_CLIENT_RETRY_POLICY_SPEC_KEY,
          DFSConfigKeys.DFS_CLIENT_RETRY_POLICY_SPEC_DEFAULT,
          SafeModeException.class);
  
  final long version = RPC.getProtocolVersion(ClientNamenodeProtocolPB.class);
  ClientNamenodeProtocolPB proxy = RPC.getProtocolProxy(
      ClientNamenodeProtocolPB.class, version, address, ugi, conf,
      NetUtils.getDefaultSocketFactory(conf),
      org.apache.hadoop.ipc.Client.getTimeout(conf), defaultPolicy,
      fallbackToSimpleAuth).getProxy();

  if (withRetries) { // create the proxy with retries

    Map<String, RetryPolicy> methodNameToPolicyMap 
               = new HashMap<String, RetryPolicy>();
  
    ClientProtocol translatorProxy =
      new ClientNamenodeProtocolTranslatorPB(proxy);
    return (ClientProtocol) RetryProxy.create(
        ClientProtocol.class,
        new DefaultFailoverProxyProvider<ClientProtocol>(
            ClientProtocol.class, translatorProxy),
        methodNameToPolicyMap,
        defaultPolicy);
  } else {
    return new ClientNamenodeProtocolTranslatorPB(proxy);
  }
}
 
开发者ID:naver,项目名称:hadoop,代码行数:40,代码来源:NameNodeProxies.java


示例2: testClientNamenodeProtocol

import org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolPB; //导入依赖的package包/类
@Test
public void testClientNamenodeProtocol() throws IOException {
  ClientProtocol cp =
      NameNodeProxies.createNonHAProxy(
          conf, nnAddress, ClientProtocol.class,
          UserGroupInformation.getCurrentUser(), true).getProxy();
  RpcClientUtil.isMethodSupported(cp,
      ClientNamenodeProtocolPB.class, RPC.RpcKind.RPC_PROTOCOL_BUFFER,
      RPC.getProtocolVersion(ClientNamenodeProtocolPB.class), "mkdirs");
}
 
开发者ID:naver,项目名称:hadoop,代码行数:11,代码来源:TestIsMethodSupported.java


示例3: createNonHAProxyWithClientProtocol

import org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolPB; //导入依赖的package包/类
public static ClientProtocol createNonHAProxyWithClientProtocol(
    InetSocketAddress address, Configuration conf, UserGroupInformation ugi,
    boolean withRetries, AtomicBoolean fallbackToSimpleAuth)
    throws IOException {
  RPC.setProtocolEngine(conf, ClientNamenodeProtocolPB.class,
      ProtobufRpcEngine.class);

  final RetryPolicy defaultPolicy =
      RetryUtils.getDefaultRetryPolicy(
          conf,
          HdfsClientConfigKeys.Retry.POLICY_ENABLED_KEY,
          HdfsClientConfigKeys.Retry.POLICY_ENABLED_DEFAULT,
          HdfsClientConfigKeys.Retry.POLICY_SPEC_KEY,
          HdfsClientConfigKeys.Retry.POLICY_SPEC_DEFAULT,
          SafeModeException.class.getName());

  final long version = RPC.getProtocolVersion(ClientNamenodeProtocolPB.class);
  ClientNamenodeProtocolPB proxy = RPC.getProtocolProxy(
      ClientNamenodeProtocolPB.class, version, address, ugi, conf,
      NetUtils.getDefaultSocketFactory(conf),
      org.apache.hadoop.ipc.Client.getTimeout(conf), defaultPolicy,
      fallbackToSimpleAuth).getProxy();

  if (withRetries) { // create the proxy with retries
    Map<String, RetryPolicy> methodNameToPolicyMap = new HashMap<>();
    ClientProtocol translatorProxy =
        new ClientNamenodeProtocolTranslatorPB(proxy);
    return (ClientProtocol) RetryProxy.create(
        ClientProtocol.class,
        new DefaultFailoverProxyProvider<>(ClientProtocol.class,
            translatorProxy),
        methodNameToPolicyMap,
        defaultPolicy);
  } else {
    return new ClientNamenodeProtocolTranslatorPB(proxy);
  }
}
 
开发者ID:aliyun-beta,项目名称:aliyun-oss-hadoop-fs,代码行数:38,代码来源:NameNodeProxiesClient.java


示例4: start

import org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolPB; //导入依赖的package包/类
public void start() throws IOException {
    int rpcHandlerCount = conf.getInt(ProxyConfig.PROXY_HANDLER_COUNT, ProxyConfig.PROXY_HANDLER_COUNT_DEFAULT);
    RPC.setProtocolEngine(conf, ClientNamenodeProtocolPB.class,
            ProtobufRpcEngine.class);
    RPC.setProtocolEngine(conf, NamenodeProtocolPB.class,
            ProtobufRpcEngine.class);

    this.protocol = (ClientProtocol) Proxy.newProxyInstance(
            this.getClass().getClassLoader(),
            new Class[]{ClientProtocol.class},
            this.invocationHandler);

    ClientNamenodeProtocolPB proxy = new ClientNamenodeProtocolServerSideTranslatorPB(this.protocol);
    BlockingService clientNNPbService = ClientNamenodeProtocolProtos.ClientNamenodeProtocol.
            newReflectiveBlockingService(proxy);

    int port = conf.getInt(ProxyConfig.RPC_PORT, ProxyConfig.RPC_PORT_DEFAULT);

    this.rpcServer = new RPC.Builder(conf)
            .setProtocol(org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolPB.class)
            .setInstance(clientNNPbService).setBindAddress("0.0.0.0")
            .setPort(port).setNumHandlers(rpcHandlerCount)
            .setVerbose(false).build();
    this.rpcServer.start();

    InetSocketAddress listenAddr = rpcServer.getListenerAddress();
    rpcAddress = new InetSocketAddress("0.0.0.0", listenAddr.getPort());
}
 
开发者ID:bytedance,项目名称:nnproxy,代码行数:29,代码来源:ProxyServer.java


示例5: createNNProxyWithClientProtocol

import org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolPB; //导入依赖的package包/类
private static ClientProtocol createNNProxyWithClientProtocol(
    InetSocketAddress address, Configuration conf, UserGroupInformation ugi,
    boolean withRetries, AtomicBoolean fallbackToSimpleAuth)
    throws IOException {
  RPC.setProtocolEngine(conf, ClientNamenodeProtocolPB.class, ProtobufRpcEngine.class);

  final RetryPolicy defaultPolicy = 
      RetryUtils.getDefaultRetryPolicy(
          conf, 
          DFSConfigKeys.DFS_CLIENT_RETRY_POLICY_ENABLED_KEY, 
          DFSConfigKeys.DFS_CLIENT_RETRY_POLICY_ENABLED_DEFAULT, 
          DFSConfigKeys.DFS_CLIENT_RETRY_POLICY_SPEC_KEY,
          DFSConfigKeys.DFS_CLIENT_RETRY_POLICY_SPEC_DEFAULT,
          SafeModeException.class);
  
  final long version = RPC.getProtocolVersion(ClientNamenodeProtocolPB.class);
  ClientNamenodeProtocolPB proxy = RPC.getProtocolProxy(
      ClientNamenodeProtocolPB.class, version, address, ugi, conf,
      NetUtils.getDefaultSocketFactory(conf),
      org.apache.hadoop.ipc.Client.getTimeout(conf), defaultPolicy,
      fallbackToSimpleAuth).getProxy();

  if (withRetries) { // create the proxy with retries

    RetryPolicy createPolicy = RetryPolicies
        .retryUpToMaximumCountWithFixedSleep(5,
            HdfsConstants.LEASE_SOFTLIMIT_PERIOD, TimeUnit.MILLISECONDS);
  
    Map<Class<? extends Exception>, RetryPolicy> remoteExceptionToPolicyMap 
               = new HashMap<Class<? extends Exception>, RetryPolicy>();
    remoteExceptionToPolicyMap.put(AlreadyBeingCreatedException.class,
        createPolicy);

    RetryPolicy methodPolicy = RetryPolicies.retryByRemoteException(
        defaultPolicy, remoteExceptionToPolicyMap);
    Map<String, RetryPolicy> methodNameToPolicyMap 
               = new HashMap<String, RetryPolicy>();
  
    methodNameToPolicyMap.put("create", methodPolicy);

    ClientProtocol translatorProxy =
      new ClientNamenodeProtocolTranslatorPB(proxy);
    return (ClientProtocol) RetryProxy.create(
        ClientProtocol.class,
        new DefaultFailoverProxyProvider<ClientProtocol>(
            ClientProtocol.class, translatorProxy),
        methodNameToPolicyMap,
        defaultPolicy);
  } else {
    return new ClientNamenodeProtocolTranslatorPB(proxy);
  }
}
 
开发者ID:Nextzero,项目名称:hadoop-2.6.0-cdh5.4.3,代码行数:53,代码来源:NameNodeProxies.java



注:本文中的org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolPB类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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