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java.lang.Objectorg.apache.hadoop.oncrpc.RpcCallCache
public class RpcCallCache
This class is used for handling the duplicate non-idempotenty Rpc calls. A non-idempotent request is processed as follows:
Nested Class Summary | |
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static class |
RpcCallCache.CacheEntry
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static class |
RpcCallCache.ClientRequest
Call that is used to track a client in the RpcCallCache |
Constructor Summary | |
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RpcCallCache(String program,
int maxEntries)
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Method Summary | |
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void |
callCompleted(InetAddress clientId,
int xid,
XDR response)
Mark a request as completed and add corresponding response to the cache |
RpcCallCache.CacheEntry |
checkOrAddToCache(InetAddress clientId,
int xid)
Check the cache for an entry. |
String |
getProgram()
Return the program name |
Iterator<Map.Entry<RpcCallCache.ClientRequest,RpcCallCache.CacheEntry>> |
iterator()
Iterator to the cache entries |
int |
size()
Return number of cached entries |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public RpcCallCache(String program, int maxEntries)
Method Detail |
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public String getProgram()
public void callCompleted(InetAddress clientId, int xid, XDR response)
public RpcCallCache.CacheEntry checkOrAddToCache(InetAddress clientId, int xid)
public int size()
public Iterator<Map.Entry<RpcCallCache.ClientRequest,RpcCallCache.CacheEntry>> iterator()
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