http://git-wip-us.apache.org/repos/asf/hbase-site/blob/e5c3dcd1/devapidocs/src-html/org/apache/hadoop/hbase/ipc/AbstractRpcClient.BlockingRpcChannelImplementation.html
----------------------------------------------------------------------
diff --git
a/devapidocs/src-html/org/apache/hadoop/hbase/ipc/AbstractRpcClient.BlockingRpcChannelImplementation.html
b/devapidocs/src-html/org/apache/hadoop/hbase/ipc/AbstractRpcClient.BlockingRpcChannelImplementation.html
index 5a41d78..f9da92e 100644
---
a/devapidocs/src-html/org/apache/hadoop/hbase/ipc/AbstractRpcClient.BlockingRpcChannelImplementation.html
+++
b/devapidocs/src-html/org/apache/hadoop/hbase/ipc/AbstractRpcClient.BlockingRpcChannelImplementation.html
@@ -32,278 +32,309 @@
<span class="sourceLineNo">024</span>import com.google.protobuf.Message;<a
name="line.24"></a>
<span class="sourceLineNo">025</span>import
com.google.protobuf.RpcController;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import
com.google.protobuf.ServiceException;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import org.apache.commons.logging.Log;<a
name="line.27"></a>
-<span class="sourceLineNo">028</span>import
org.apache.commons.logging.LogFactory;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import
org.apache.hadoop.conf.Configuration;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import
org.apache.hadoop.hbase.CellScanner;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import
org.apache.hadoop.hbase.HConstants;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import
org.apache.hadoop.hbase.ServerName;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import
org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import
org.apache.hadoop.hbase.client.MetricsConnection;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import
org.apache.hadoop.hbase.codec.Codec;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import
org.apache.hadoop.hbase.codec.KeyValueCodec;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import
org.apache.hadoop.hbase.security.User;<a name="line.37"></a>
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org.apache.hadoop.hbase.security.UserProvider;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import
org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import
org.apache.hadoop.hbase.util.Pair;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import
org.apache.hadoop.hbase.util.PoolMap;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import
org.apache.hadoop.io.compress.CompressionCodec;<a name="line.42"></a>
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-<span class="sourceLineNo">044</span>import java.io.IOException;<a
name="line.44"></a>
-<span class="sourceLineNo">045</span>import java.net.InetSocketAddress;<a
name="line.45"></a>
-<span class="sourceLineNo">046</span>import java.net.SocketAddress;<a
name="line.46"></a>
-<span class="sourceLineNo">047</span><a name="line.47"></a>
-<span class="sourceLineNo">048</span>/**<a name="line.48"></a>
-<span class="sourceLineNo">049</span> * Provides the basics for a RpcClient
implementation like configuration and Logging.<a name="line.49"></a>
-<span class="sourceLineNo">050</span> */<a name="line.50"></a>
-<span class="sourceLineNo">051</span>@InterfaceAudience.Private<a
name="line.51"></a>
-<span class="sourceLineNo">052</span>public abstract class AbstractRpcClient
implements RpcClient {<a name="line.52"></a>
-<span class="sourceLineNo">053</span> // Log level is being changed in
tests<a name="line.53"></a>
-<span class="sourceLineNo">054</span> public static final Log LOG =
LogFactory.getLog(AbstractRpcClient.class);<a name="line.54"></a>
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-<span class="sourceLineNo">056</span> protected final Configuration conf;<a
name="line.56"></a>
-<span class="sourceLineNo">057</span> protected String clusterId;<a
name="line.57"></a>
-<span class="sourceLineNo">058</span> protected final SocketAddress
localAddr;<a name="line.58"></a>
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metrics;<a name="line.59"></a>
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-<span class="sourceLineNo">061</span> protected UserProvider userProvider;<a
name="line.61"></a>
-<span class="sourceLineNo">062</span> protected final IPCUtil ipcUtil;<a
name="line.62"></a>
-<span class="sourceLineNo">063</span><a name="line.63"></a>
-<span class="sourceLineNo">064</span> protected final int
minIdleTimeBeforeClose; // if the connection is idle for more than this<a
name="line.64"></a>
-<span class="sourceLineNo">065</span> // time (in ms), it will be closed at
any moment.<a name="line.65"></a>
-<span class="sourceLineNo">066</span> protected final int maxRetries; //the
max. no. of retries for socket connections<a name="line.66"></a>
-<span class="sourceLineNo">067</span> protected final long failureSleep; //
Time to sleep before retry on failure.<a name="line.67"></a>
-<span class="sourceLineNo">068</span> protected final boolean tcpNoDelay; //
if T then disable Nagle's Algorithm<a name="line.68"></a>
-<span class="sourceLineNo">069</span> protected final boolean tcpKeepAlive;
// if T then use keepalives<a name="line.69"></a>
-<span class="sourceLineNo">070</span> protected final Codec codec;<a
name="line.70"></a>
-<span class="sourceLineNo">071</span> protected final CompressionCodec
compressor;<a name="line.71"></a>
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fallbackAllowed;<a name="line.72"></a>
-<span class="sourceLineNo">073</span><a name="line.73"></a>
-<span class="sourceLineNo">074</span> protected final int connectTO;<a
name="line.74"></a>
-<span class="sourceLineNo">075</span> protected final int readTO;<a
name="line.75"></a>
-<span class="sourceLineNo">076</span> protected final int writeTO;<a
name="line.76"></a>
+<span class="sourceLineNo">027</span><a name="line.27"></a>
+<span class="sourceLineNo">028</span>import java.io.IOException;<a
name="line.28"></a>
+<span class="sourceLineNo">029</span>import java.net.ConnectException;<a
name="line.29"></a>
+<span class="sourceLineNo">030</span>import java.net.InetSocketAddress;<a
name="line.30"></a>
+<span class="sourceLineNo">031</span>import java.net.SocketAddress;<a
name="line.31"></a>
+<span class="sourceLineNo">032</span>import java.net.SocketTimeoutException;<a
name="line.32"></a>
+<span class="sourceLineNo">033</span><a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.commons.logging.Log;<a
name="line.34"></a>
+<span class="sourceLineNo">035</span>import
org.apache.commons.logging.LogFactory;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import
org.apache.hadoop.conf.Configuration;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import
org.apache.hadoop.hbase.CellScanner;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import
org.apache.hadoop.hbase.HConstants;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import
org.apache.hadoop.hbase.ServerName;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import
org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import
org.apache.hadoop.hbase.client.MetricsConnection;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import
org.apache.hadoop.hbase.codec.Codec;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import
org.apache.hadoop.hbase.codec.KeyValueCodec;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import
org.apache.hadoop.hbase.exceptions.ConnectionClosingException;<a
name="line.44"></a>
+<span class="sourceLineNo">045</span>import
org.apache.hadoop.hbase.security.User;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import
org.apache.hadoop.hbase.security.UserProvider;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import
org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import
org.apache.hadoop.hbase.util.Pair;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import
org.apache.hadoop.hbase.util.PoolMap;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import
org.apache.hadoop.io.compress.CompressionCodec;<a name="line.50"></a>
+<span class="sourceLineNo">051</span><a name="line.51"></a>
+<span class="sourceLineNo">052</span>/**<a name="line.52"></a>
+<span class="sourceLineNo">053</span> * Provides the basics for a RpcClient
implementation like configuration and Logging.<a name="line.53"></a>
+<span class="sourceLineNo">054</span> */<a name="line.54"></a>
+<span class="sourceLineNo">055</span>@InterfaceAudience.Private<a
name="line.55"></a>
+<span class="sourceLineNo">056</span>public abstract class AbstractRpcClient
implements RpcClient {<a name="line.56"></a>
+<span class="sourceLineNo">057</span> // Log level is being changed in
tests<a name="line.57"></a>
+<span class="sourceLineNo">058</span> public static final Log LOG =
LogFactory.getLog(AbstractRpcClient.class);<a name="line.58"></a>
+<span class="sourceLineNo">059</span><a name="line.59"></a>
+<span class="sourceLineNo">060</span> protected final Configuration conf;<a
name="line.60"></a>
+<span class="sourceLineNo">061</span> protected String clusterId;<a
name="line.61"></a>
+<span class="sourceLineNo">062</span> protected final SocketAddress
localAddr;<a name="line.62"></a>
+<span class="sourceLineNo">063</span> protected final MetricsConnection
metrics;<a name="line.63"></a>
+<span class="sourceLineNo">064</span><a name="line.64"></a>
+<span class="sourceLineNo">065</span> protected UserProvider userProvider;<a
name="line.65"></a>
+<span class="sourceLineNo">066</span> protected final IPCUtil ipcUtil;<a
name="line.66"></a>
+<span class="sourceLineNo">067</span><a name="line.67"></a>
+<span class="sourceLineNo">068</span> protected final int
minIdleTimeBeforeClose; // if the connection is idle for more than this<a
name="line.68"></a>
+<span class="sourceLineNo">069</span> // time (in ms), it will be closed at
any moment.<a name="line.69"></a>
+<span class="sourceLineNo">070</span> protected final int maxRetries; //the
max. no. of retries for socket connections<a name="line.70"></a>
+<span class="sourceLineNo">071</span> protected final long failureSleep; //
Time to sleep before retry on failure.<a name="line.71"></a>
+<span class="sourceLineNo">072</span> protected final boolean tcpNoDelay; //
if T then disable Nagle's Algorithm<a name="line.72"></a>
+<span class="sourceLineNo">073</span> protected final boolean tcpKeepAlive;
// if T then use keepalives<a name="line.73"></a>
+<span class="sourceLineNo">074</span> protected final Codec codec;<a
name="line.74"></a>
+<span class="sourceLineNo">075</span> protected final CompressionCodec
compressor;<a name="line.75"></a>
+<span class="sourceLineNo">076</span> protected final boolean
fallbackAllowed;<a name="line.76"></a>
<span class="sourceLineNo">077</span><a name="line.77"></a>
-<span class="sourceLineNo">078</span> /**<a name="line.78"></a>
-<span class="sourceLineNo">079</span> * Construct an IPC client for the
cluster <code>clusterId</code><a name="line.79"></a>
-<span class="sourceLineNo">080</span> *<a name="line.80"></a>
-<span class="sourceLineNo">081</span> * @param conf configuration<a
name="line.81"></a>
-<span class="sourceLineNo">082</span> * @param clusterId the cluster id<a
name="line.82"></a>
-<span class="sourceLineNo">083</span> * @param localAddr client socket bind
address.<a name="line.83"></a>
-<span class="sourceLineNo">084</span> * @param metrics the connection
metrics<a name="line.84"></a>
-<span class="sourceLineNo">085</span> */<a name="line.85"></a>
-<span class="sourceLineNo">086</span> public AbstractRpcClient(Configuration
conf, String clusterId, SocketAddress localAddr,<a name="line.86"></a>
-<span class="sourceLineNo">087</span> MetricsConnection metrics) {<a
name="line.87"></a>
-<span class="sourceLineNo">088</span> this.userProvider =
UserProvider.instantiate(conf);<a name="line.88"></a>
-<span class="sourceLineNo">089</span> this.localAddr = localAddr;<a
name="line.89"></a>
-<span class="sourceLineNo">090</span> this.tcpKeepAlive =
conf.getBoolean("hbase.ipc.client.tcpkeepalive", true);<a name="line.90"></a>
-<span class="sourceLineNo">091</span> this.clusterId = clusterId != null ?
clusterId : HConstants.CLUSTER_ID_DEFAULT;<a name="line.91"></a>
-<span class="sourceLineNo">092</span> this.failureSleep =
conf.getLong(HConstants.HBASE_CLIENT_PAUSE,<a name="line.92"></a>
-<span class="sourceLineNo">093</span>
HConstants.DEFAULT_HBASE_CLIENT_PAUSE);<a name="line.93"></a>
-<span class="sourceLineNo">094</span> this.maxRetries =
conf.getInt("hbase.ipc.client.connect.max.retries", 0);<a name="line.94"></a>
-<span class="sourceLineNo">095</span> this.tcpNoDelay =
conf.getBoolean("hbase.ipc.client.tcpnodelay", true);<a name="line.95"></a>
-<span class="sourceLineNo">096</span> this.ipcUtil = new IPCUtil(conf);<a
name="line.96"></a>
-<span class="sourceLineNo">097</span><a name="line.97"></a>
-<span class="sourceLineNo">098</span> this.minIdleTimeBeforeClose =
conf.getInt(IDLE_TIME, 120000); // 2 minutes<a name="line.98"></a>
-<span class="sourceLineNo">099</span> this.conf = conf;<a
name="line.99"></a>
-<span class="sourceLineNo">100</span> this.codec = getCodec();<a
name="line.100"></a>
-<span class="sourceLineNo">101</span> this.compressor =
getCompressor(conf);<a name="line.101"></a>
-<span class="sourceLineNo">102</span> this.fallbackAllowed =
conf.getBoolean(IPC_CLIENT_FALLBACK_TO_SIMPLE_AUTH_ALLOWED_KEY,<a
name="line.102"></a>
-<span class="sourceLineNo">103</span>
IPC_CLIENT_FALLBACK_TO_SIMPLE_AUTH_ALLOWED_DEFAULT);<a name="line.103"></a>
-<span class="sourceLineNo">104</span> this.connectTO =
conf.getInt(SOCKET_TIMEOUT_CONNECT, DEFAULT_SOCKET_TIMEOUT_CONNECT);<a
name="line.104"></a>
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conf.getInt(SOCKET_TIMEOUT_READ, DEFAULT_SOCKET_TIMEOUT_READ);<a
name="line.105"></a>
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conf.getInt(SOCKET_TIMEOUT_WRITE, DEFAULT_SOCKET_TIMEOUT_WRITE);<a
name="line.106"></a>
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name="line.107"></a>
-<span class="sourceLineNo">108</span><a name="line.108"></a>
-<span class="sourceLineNo">109</span> // login the server principal (if
using secure Hadoop)<a name="line.109"></a>
-<span class="sourceLineNo">110</span> if (LOG.isDebugEnabled()) {<a
name="line.110"></a>
-<span class="sourceLineNo">111</span> LOG.debug("Codec=" + this.codec +
", compressor=" + this.compressor +<a name="line.111"></a>
-<span class="sourceLineNo">112</span> ", tcpKeepAlive=" +
this.tcpKeepAlive +<a name="line.112"></a>
-<span class="sourceLineNo">113</span> ", tcpNoDelay=" +
this.tcpNoDelay +<a name="line.113"></a>
-<span class="sourceLineNo">114</span> ", connectTO=" + this.connectTO
+<a name="line.114"></a>
-<span class="sourceLineNo">115</span> ", readTO=" + this.readTO +<a
name="line.115"></a>
-<span class="sourceLineNo">116</span> ", writeTO=" + this.writeTO +<a
name="line.116"></a>
-<span class="sourceLineNo">117</span> ", minIdleTimeBeforeClose=" +
this.minIdleTimeBeforeClose +<a name="line.117"></a>
-<span class="sourceLineNo">118</span> ", maxRetries=" +
this.maxRetries +<a name="line.118"></a>
-<span class="sourceLineNo">119</span> ", fallbackAllowed=" +
this.fallbackAllowed +<a name="line.119"></a>
-<span class="sourceLineNo">120</span> ", bind address=" +
(this.localAddr != null ? this.localAddr : "null"));<a name="line.120"></a>
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-<span class="sourceLineNo">122</span> }<a name="line.122"></a>
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-<span class="sourceLineNo">124</span> @VisibleForTesting<a
name="line.124"></a>
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getDefaultCodec(final Configuration c) {<a name="line.125"></a>
-<span class="sourceLineNo">126</span> // If
"hbase.client.default.rpc.codec" is empty string -- you can't set it to null
because<a name="line.126"></a>
-<span class="sourceLineNo">127</span> // Configuration will complain --
then no default codec (and we'll pb everything). Else<a name="line.127"></a>
-<span class="sourceLineNo">128</span> // default is KeyValueCodec<a
name="line.128"></a>
-<span class="sourceLineNo">129</span> return c.get(DEFAULT_CODEC_CLASS,
KeyValueCodec.class.getCanonicalName());<a name="line.129"></a>
-<span class="sourceLineNo">130</span> }<a name="line.130"></a>
-<span class="sourceLineNo">131</span><a name="line.131"></a>
-<span class="sourceLineNo">132</span> /**<a name="line.132"></a>
-<span class="sourceLineNo">133</span> * Encapsulate the ugly casting and
RuntimeException conversion in private method.<a name="line.133"></a>
-<span class="sourceLineNo">134</span> * @return Codec to use on this
client.<a name="line.134"></a>
-<span class="sourceLineNo">135</span> */<a name="line.135"></a>
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name="line.136"></a>
-<span class="sourceLineNo">137</span> // For NO CODEC,
"hbase.client.rpc.codec" must be configured with empty string AND<a
name="line.137"></a>
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also -- because default is to do cell block encoding.<a name="line.138"></a>
-<span class="sourceLineNo">139</span> String className =
conf.get(HConstants.RPC_CODEC_CONF_KEY, getDefaultCodec(this.conf));<a
name="line.139"></a>
-<span class="sourceLineNo">140</span> if (className == null ||
className.length() == 0) return null;<a name="line.140"></a>
-<span class="sourceLineNo">141</span> try {<a name="line.141"></a>
-<span class="sourceLineNo">142</span> return
(Codec)Class.forName(className).newInstance();<a name="line.142"></a>
-<span class="sourceLineNo">143</span> } catch (Exception e) {<a
name="line.143"></a>
-<span class="sourceLineNo">144</span> throw new RuntimeException("Failed
getting codec " + className, e);<a name="line.144"></a>
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-<span class="sourceLineNo">147</span><a name="line.147"></a>
-<span class="sourceLineNo">148</span> /**<a name="line.148"></a>
-<span class="sourceLineNo">149</span> * Encapsulate the ugly casting and
RuntimeException conversion in private method.<a name="line.149"></a>
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name="line.150"></a>
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this client.<a name="line.151"></a>
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getCompressor(final Configuration conf) {<a name="line.153"></a>
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conf.get("hbase.client.rpc.compressor", null);<a name="line.154"></a>
-<span class="sourceLineNo">155</span> if (className == null ||
className.isEmpty()) return null;<a name="line.155"></a>
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-<span class="sourceLineNo">157</span> return
(CompressionCodec)Class.forName(className).newInstance();<a name="line.157"></a>
-<span class="sourceLineNo">158</span> } catch (Exception e) {<a
name="line.158"></a>
-<span class="sourceLineNo">159</span> throw new RuntimeException("Failed
getting compressor " + className, e);<a name="line.159"></a>
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-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span> /**<a name="line.163"></a>
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the configuration, which must be set to<a name="line.164"></a>
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org.apache.hadoop.hbase.util.PoolMap.PoolType#RoundRobin} or<a
name="line.165"></a>
-<span class="sourceLineNo">166</span> * {@link
org.apache.hadoop.hbase.util.PoolMap.PoolType#ThreadLocal},<a
name="line.166"></a>
-<span class="sourceLineNo">167</span> * otherwise default to the former.<a
name="line.167"></a>
-<span class="sourceLineNo">168</span> *<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * For applications with many user
threads, use a small round-robin pool. For<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * applications with few user threads,
you may want to try using a<a name="line.170"></a>
-<span class="sourceLineNo">171</span> * thread-local pool. In any case, the
number of {@link org.apache.hadoop.hbase.ipc.RpcClient}<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * instances should not exceed the
operating system's hard limit on the number of<a name="line.172"></a>
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name="line.175"></a>
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org.apache.hadoop.hbase.util.PoolMap.PoolType#RoundRobin} or<a
name="line.176"></a>
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org.apache.hadoop.hbase.util.PoolMap.PoolType#ThreadLocal}<a
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getPoolType(Configuration config) {<a name="line.179"></a>
-<span class="sourceLineNo">180</span> return PoolMap.PoolType<a
name="line.180"></a>
-<span class="sourceLineNo">181</span>
.valueOf(config.get(HConstants.HBASE_CLIENT_IPC_POOL_TYPE),
PoolMap.PoolType.RoundRobin,<a name="line.181"></a>
-<span class="sourceLineNo">182</span>
PoolMap.PoolType.ThreadLocal);<a name="line.182"></a>
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-<span class="sourceLineNo">184</span><a name="line.184"></a>
-<span class="sourceLineNo">185</span> /**<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * Return the pool size specified in
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this.fallbackAllowed +<a name="line.123"></a>
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(Codec)Class.forName(className).newInstance();<a name="line.146"></a>
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(CompressionCodec)Class.forName(className).newInstance();<a name="line.161"></a>
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+<span class="sourceLineNo">188</span><a name="line.188"></a>
+<span class="sourceLineNo">189</span> /**<a name="line.189"></a>
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org.apache.hadoop.hbase.util.PoolMap.PoolType#RoundRobin}.<a
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name="line.202"></a>
+<span class="sourceLineNo">203</span> *<a name="line.203"></a>
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ticket you pass. A new user will mean a new Connection.<a name="line.204"></a>
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UserProvider#getCurrent()} makes a new instance of User each time so<a
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time.<a name="line.207"></a>
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response and the Cell data (if any).<a name="line.208"></a>
+<span class="sourceLineNo">209</span> */<a name="line.209"></a>
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callBlockingMethod(Descriptors.MethodDescriptor md,
PayloadCarryingRpcController pcrc,<a name="line.210"></a>
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final User ticket, final InetSocketAddress isa)<a name="line.211"></a>
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name="line.212"></a>
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PayloadCarryingRpcController();<a name="line.214"></a>
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val;<a name="line.217"></a>
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cs.setStartTime(EnvironmentEdgeManager.currentTime());<a name="line.220"></a>
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controller so can be carried across the proxy/pb service void.<a
name="line.222"></a>
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pcrc.setCellScanner(val.getSecond());<a name="line.223"></a>
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cs);<a name="line.227"></a>
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+ ", callTime: " + cs.getCallTimeMs() + "ms");<a name="line.230"></a>
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<code>param</code>, to the IPC server running at<a
name="line.239"></a>
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which is servicing the <code>protocol</code> protocol,<a
name="line.240"></a>
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<code>ticket</code> credentials, returning the value.<a
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network problems or if the remote code<a name="line.242"></a>
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name="line.243"></a>
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name="line.247"></a>
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Message param, Message returnType, User ticket,<a name="line.254"></a>
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The new exception provides the stack trace of the place where<a
name="line.266"></a>
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extra diagnostics information. If the exception is<a name="line.267"></a>
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SocketTimeoutException, return a new one of the same type; Otherwise return<a
name="line.268"></a>
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+<span class="sourceLineNo">271</span> * @param exception the relevant
exception<a name="line.271"></a>
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wrapException(InetSocketAddress addr, Exception exception) {<a
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ConnectException) {<a name="line.275"></a>
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host:port in the error<a name="line.276"></a>
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ConnectException("Call to " + addr<a name="line.277"></a>
+<span class="sourceLineNo">278</span> + " failed on connection
exception: " + exception).initCause(exception);<a name="line.278"></a>
+<span class="sourceLineNo">279</span> } else if (exception instanceof
SocketTimeoutException) {<a name="line.279"></a>
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SocketTimeoutException("Call to " + addr<a name="line.280"></a>
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exception).initCause(exception);<a name="line.281"></a>
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ConnectionClosingException) {<a name="line.282"></a>
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new ConnectionClosingException("Call to " + addr<a name="line.283"></a>
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IOException("Call to " + addr + " failed on local exception: "<a
name="line.286"></a>
+<span class="sourceLineNo">287</span> +
exception).initCause(exception);<a name="line.287"></a>
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hbase rpc.<a name="line.292"></a>
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name="line.294"></a>
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BlockingRpcChannelImplementation implements BlockingRpcChannel {<a
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rpcClient;<a name="line.297"></a>
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channelOperationTimeout;<a name="line.299"></a>
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+<span class="sourceLineNo">304</span> protected
BlockingRpcChannelImplementation(final AbstractRpcClient rpcClient,<a
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ticket, int channelOperationTimeout) {<a name="line.305"></a>
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InetSocketAddress(sn.getHostname(), sn.getPort());<a name="line.306"></a>
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channelOperationTimeout;<a name="line.309"></a>
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callBlockingMethod(Descriptors.MethodDescriptor md, RpcController controller,<a
name="line.313"></a>
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returnType) throws ServiceException {<a name="line.314"></a>
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pcrc.setCallTimeout(channelOperationTimeout);<a name="line.319"></a>
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pcrc.setCallTimeout(channelOperationTimeout);<a name="line.323"></a>
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this.rpcClient.callBlockingMethod(md, pcrc, param, returnType, this.ticket,
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