/// <exception cref="System.IO.IOException"/>
private static NamenodeProtocol CreateNNProxyWithNamenodeProtocol(IPEndPoint address
, Configuration conf, UserGroupInformation ugi, bool withRetries)
{
NamenodeProtocolPB proxy = (NamenodeProtocolPB)CreateNameNodeProxy(address, conf,
ugi, typeof(NamenodeProtocolPB));
if (withRetries)
{
// create the proxy with retries
RetryPolicy timeoutPolicy = RetryPolicies.ExponentialBackoffRetry(5, 200, TimeUnit
.Milliseconds);
IDictionary <string, RetryPolicy> methodNameToPolicyMap = new Dictionary <string, RetryPolicy
>();
methodNameToPolicyMap["getBlocks"] = timeoutPolicy;
methodNameToPolicyMap["getAccessKeys"] = timeoutPolicy;
NamenodeProtocol translatorProxy = new NamenodeProtocolTranslatorPB(proxy);
return((NamenodeProtocol)RetryProxy.Create <NamenodeProtocol>(translatorProxy, methodNameToPolicyMap
));
}
else
{
return(new NamenodeProtocolTranslatorPB(proxy));
}
}
