org.apache.hadoop.hbase.ipc
Class RpcClient.Connection.PingInputStream

java.lang.Object
  java.io.InputStream
      java.io.FilterInputStream
          org.apache.hadoop.hbase.ipc.RpcClient.Connection.PingInputStream

All Implemented Interfaces:

Closeable

Enclosing class:

RpcClient.Connection

protected class RpcClient.Connection.PingInputStream
extends FilterInputStream

This class sends a ping to the remote side when timeout on reading. If no failure is detected, it retries until at least a byte is read.

Field Summary

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

protected

RpcClient.Connection.PingInputStream(InputStream in)

Method Summary

int	read() Read a byte from the stream.
int	read(byte[] buf, int off, int len) Read bytes into a buffer starting from offset off Send a ping if timeout on read.

Methods inherited from class java.io.FilterInputStream

available, close, mark, markSupported, read, reset, skip

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RpcClient.Connection.PingInputStream

protected RpcClient.Connection.PingInputStream(InputStream in)

Method Detail

read

public int read()
         throws IOException

Read a byte from the stream. Send a ping if timeout on read. Retries if no failure is detected until a byte is read.

Overrides:

read in class FilterInputStream

Throws:

IOException - for any IO problem other than socket timeout

read

public int read(byte[] buf,
                int off,
                int len)
         throws IOException

Read bytes into a buffer starting from offset off Send a ping if timeout on read. Retries if no failure is detected until a byte is read.

Overrides:

read in class FilterInputStream

Returns:

the total number of bytes read; -1 if the connection is closed.

Throws:

IOException