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Posted to commits@hbase.apache.org by mi...@apache.org on 2016/03/07 17:13:51 UTC
[15/51] [partial] hbase-site git commit: Published site at
05161fcbfdd78f5684b9cb52c49a02be5ad14499.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/2211f347/devapidocs/src-html/org/apache/hadoop/hbase/client/HTable.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/client/HTable.html b/devapidocs/src-html/org/apache/hadoop/hbase/client/HTable.html
index 0fc2c34..dd26e46 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/client/HTable.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/client/HTable.html
@@ -45,1287 +45,1320 @@
<span class="sourceLineNo">037</span>import org.apache.commons.logging.LogFactory;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import org.apache.hadoop.conf.Configuration;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.Cell;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.HConstants;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.HRegionLocation;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.HTableDescriptor;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.KeyValueUtil;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.TableName;<a name="line.44"></a>
-<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.classification.InterfaceStability;<a name="line.46"></a>
-<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.AsyncProcess.AsyncRequestFuture;<a name="line.47"></a>
-<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.client.coprocessor.Batch;<a name="line.48"></a>
-<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.client.coprocessor.Batch.Callback;<a name="line.49"></a>
-<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.filter.BinaryComparator;<a name="line.50"></a>
-<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.filter.CompareFilter.CompareOp;<a name="line.51"></a>
-<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.ipc.CoprocessorRpcChannel;<a name="line.52"></a>
-<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.ipc.PayloadCarryingRpcController;<a name="line.53"></a>
-<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.ipc.RegionCoprocessorRpcChannel;<a name="line.54"></a>
-<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.ipc.RpcControllerFactory;<a name="line.55"></a>
-<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.protobuf.ProtobufUtil;<a name="line.56"></a>
-<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.protobuf.RequestConverter;<a name="line.57"></a>
-<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.protobuf.generated.ClientProtos;<a name="line.58"></a>
-<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRequest;<a name="line.59"></a>
-<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutateRequest;<a name="line.60"></a>
-<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutateResponse;<a name="line.61"></a>
-<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionAction;<a name="line.62"></a>
-<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.CompareType;<a name="line.63"></a>
-<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.64"></a>
-<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.65"></a>
-<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.util.ReflectionUtils;<a name="line.66"></a>
-<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.67"></a>
-<span class="sourceLineNo">068</span><a name="line.68"></a>
-<span class="sourceLineNo">069</span>import com.google.common.annotations.VisibleForTesting;<a name="line.69"></a>
-<span class="sourceLineNo">070</span>import com.google.protobuf.Descriptors;<a name="line.70"></a>
-<span class="sourceLineNo">071</span>import com.google.protobuf.Message;<a name="line.71"></a>
-<span class="sourceLineNo">072</span>import com.google.protobuf.Service;<a name="line.72"></a>
-<span class="sourceLineNo">073</span>import com.google.protobuf.ServiceException;<a name="line.73"></a>
-<span class="sourceLineNo">074</span><a name="line.74"></a>
-<span class="sourceLineNo">075</span>/**<a name="line.75"></a>
-<span class="sourceLineNo">076</span> * An implementation of {@link Table}. Used to communicate with a single HBase table.<a name="line.76"></a>
-<span class="sourceLineNo">077</span> * Lightweight. Get as needed and just close when done.<a name="line.77"></a>
-<span class="sourceLineNo">078</span> * Instances of this class SHOULD NOT be constructed directly.<a name="line.78"></a>
-<span class="sourceLineNo">079</span> * Obtain an instance via {@link Connection}. See {@link ConnectionFactory}<a name="line.79"></a>
-<span class="sourceLineNo">080</span> * class comment for an example of how.<a name="line.80"></a>
-<span class="sourceLineNo">081</span> *<a name="line.81"></a>
-<span class="sourceLineNo">082</span> * <p>This class is NOT thread safe for reads nor writes.<a name="line.82"></a>
-<span class="sourceLineNo">083</span> * In the case of writes (Put, Delete), the underlying write buffer can<a name="line.83"></a>
-<span class="sourceLineNo">084</span> * be corrupted if multiple threads contend over a single HTable instance.<a name="line.84"></a>
-<span class="sourceLineNo">085</span> * In the case of reads, some fields used by a Scan are shared among all threads.<a name="line.85"></a>
-<span class="sourceLineNo">086</span> *<a name="line.86"></a>
-<span class="sourceLineNo">087</span> * <p>HTable is no longer a client API. Use {@link Table} instead. It is marked<a name="line.87"></a>
-<span class="sourceLineNo">088</span> * InterfaceAudience.Private indicating that this is an HBase-internal class as defined in<a name="line.88"></a>
-<span class="sourceLineNo">089</span> * <a href="https://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-common/InterfaceClassification.html">Hadoop<a name="line.89"></a>
-<span class="sourceLineNo">090</span> * Interface Classification</a><a name="line.90"></a>
-<span class="sourceLineNo">091</span> * There are no guarantees for backwards source / binary compatibility and methods or class can<a name="line.91"></a>
-<span class="sourceLineNo">092</span> * change or go away without deprecation.<a name="line.92"></a>
-<span class="sourceLineNo">093</span> *<a name="line.93"></a>
-<span class="sourceLineNo">094</span> * @see Table<a name="line.94"></a>
-<span class="sourceLineNo">095</span> * @see Admin<a name="line.95"></a>
-<span class="sourceLineNo">096</span> * @see Connection<a name="line.96"></a>
-<span class="sourceLineNo">097</span> * @see ConnectionFactory<a name="line.97"></a>
-<span class="sourceLineNo">098</span> */<a name="line.98"></a>
-<span class="sourceLineNo">099</span>@InterfaceAudience.Private<a name="line.99"></a>
-<span class="sourceLineNo">100</span>@InterfaceStability.Stable<a name="line.100"></a>
-<span class="sourceLineNo">101</span>public class HTable implements HTableInterface {<a name="line.101"></a>
-<span class="sourceLineNo">102</span> private static final Log LOG = LogFactory.getLog(HTable.class);<a name="line.102"></a>
-<span class="sourceLineNo">103</span> protected ClusterConnection connection;<a name="line.103"></a>
-<span class="sourceLineNo">104</span> private final TableName tableName;<a name="line.104"></a>
-<span class="sourceLineNo">105</span> private volatile Configuration configuration;<a name="line.105"></a>
-<span class="sourceLineNo">106</span> private TableConfiguration tableConfiguration;<a name="line.106"></a>
-<span class="sourceLineNo">107</span> protected BufferedMutatorImpl mutator;<a name="line.107"></a>
-<span class="sourceLineNo">108</span> private boolean autoFlush = true;<a name="line.108"></a>
-<span class="sourceLineNo">109</span> private boolean closed = false;<a name="line.109"></a>
-<span class="sourceLineNo">110</span> protected int scannerCaching;<a name="line.110"></a>
-<span class="sourceLineNo">111</span> protected long scannerMaxResultSize;<a name="line.111"></a>
-<span class="sourceLineNo">112</span> private ExecutorService pool; // For Multi & Scan<a name="line.112"></a>
-<span class="sourceLineNo">113</span> private int operationTimeout;<a name="line.113"></a>
-<span class="sourceLineNo">114</span> private final boolean cleanupPoolOnClose; // shutdown the pool in close()<a name="line.114"></a>
-<span class="sourceLineNo">115</span> private final boolean cleanupConnectionOnClose; // close the connection in close()<a name="line.115"></a>
-<span class="sourceLineNo">116</span> private Consistency defaultConsistency = Consistency.STRONG;<a name="line.116"></a>
-<span class="sourceLineNo">117</span> private HRegionLocator locator;<a name="line.117"></a>
-<span class="sourceLineNo">118</span><a name="line.118"></a>
-<span class="sourceLineNo">119</span> /** The Async process for batch */<a name="line.119"></a>
-<span class="sourceLineNo">120</span> protected AsyncProcess multiAp;<a name="line.120"></a>
-<span class="sourceLineNo">121</span> private RpcRetryingCallerFactory rpcCallerFactory;<a name="line.121"></a>
-<span class="sourceLineNo">122</span> private RpcControllerFactory rpcControllerFactory;<a name="line.122"></a>
-<span class="sourceLineNo">123</span><a name="line.123"></a>
-<span class="sourceLineNo">124</span> // Marked Private @since 1.0<a name="line.124"></a>
-<span class="sourceLineNo">125</span> @InterfaceAudience.Private<a name="line.125"></a>
-<span class="sourceLineNo">126</span> public static ThreadPoolExecutor getDefaultExecutor(Configuration conf) {<a name="line.126"></a>
-<span class="sourceLineNo">127</span> int maxThreads = conf.getInt("hbase.htable.threads.max", Integer.MAX_VALUE);<a name="line.127"></a>
-<span class="sourceLineNo">128</span> if (maxThreads == 0) {<a name="line.128"></a>
-<span class="sourceLineNo">129</span> maxThreads = 1; // is there a better default?<a name="line.129"></a>
-<span class="sourceLineNo">130</span> }<a name="line.130"></a>
-<span class="sourceLineNo">131</span> int corePoolSize = conf.getInt("hbase.htable.threads.coresize", 1);<a name="line.131"></a>
-<span class="sourceLineNo">132</span> long keepAliveTime = conf.getLong("hbase.htable.threads.keepalivetime", 60);<a name="line.132"></a>
-<span class="sourceLineNo">133</span><a name="line.133"></a>
-<span class="sourceLineNo">134</span> // Using the "direct handoff" approach, new threads will only be created<a name="line.134"></a>
-<span class="sourceLineNo">135</span> // if it is necessary and will grow unbounded. This could be bad but in HCM<a name="line.135"></a>
-<span class="sourceLineNo">136</span> // we only create as many Runnables as there are region servers. It means<a name="line.136"></a>
-<span class="sourceLineNo">137</span> // it also scales when new region servers are added.<a name="line.137"></a>
-<span class="sourceLineNo">138</span> ThreadPoolExecutor pool = new ThreadPoolExecutor(corePoolSize, maxThreads, keepAliveTime,<a name="line.138"></a>
-<span class="sourceLineNo">139</span> TimeUnit.SECONDS, new SynchronousQueue<Runnable>(), Threads.newDaemonThreadFactory("htable"));<a name="line.139"></a>
-<span class="sourceLineNo">140</span> pool.allowCoreThreadTimeOut(true);<a name="line.140"></a>
-<span class="sourceLineNo">141</span> return pool;<a name="line.141"></a>
-<span class="sourceLineNo">142</span> }<a name="line.142"></a>
-<span class="sourceLineNo">143</span><a name="line.143"></a>
-<span class="sourceLineNo">144</span> /**<a name="line.144"></a>
-<span class="sourceLineNo">145</span> * Creates an object to access a HBase table.<a name="line.145"></a>
-<span class="sourceLineNo">146</span> * Used by HBase internally. DO NOT USE. See {@link ConnectionFactory} class comment for how to<a name="line.146"></a>
-<span class="sourceLineNo">147</span> * get a {@link Table} instance (use {@link Table} instead of {@link HTable}).<a name="line.147"></a>
-<span class="sourceLineNo">148</span> * @param tableName Name of the table.<a name="line.148"></a>
-<span class="sourceLineNo">149</span> * @param connection HConnection to be used.<a name="line.149"></a>
-<span class="sourceLineNo">150</span> * @param pool ExecutorService to be used.<a name="line.150"></a>
-<span class="sourceLineNo">151</span> * @throws IOException if a remote or network exception occurs<a name="line.151"></a>
-<span class="sourceLineNo">152</span> */<a name="line.152"></a>
-<span class="sourceLineNo">153</span> @InterfaceAudience.Private<a name="line.153"></a>
-<span class="sourceLineNo">154</span> protected HTable(TableName tableName, final ClusterConnection connection,<a name="line.154"></a>
-<span class="sourceLineNo">155</span> final TableConfiguration tableConfig,<a name="line.155"></a>
-<span class="sourceLineNo">156</span> final RpcRetryingCallerFactory rpcCallerFactory,<a name="line.156"></a>
-<span class="sourceLineNo">157</span> final RpcControllerFactory rpcControllerFactory,<a name="line.157"></a>
-<span class="sourceLineNo">158</span> final ExecutorService pool) throws IOException {<a name="line.158"></a>
-<span class="sourceLineNo">159</span> if (connection == null || connection.isClosed()) {<a name="line.159"></a>
-<span class="sourceLineNo">160</span> throw new IllegalArgumentException("Connection is null or closed.");<a name="line.160"></a>
-<span class="sourceLineNo">161</span> }<a name="line.161"></a>
-<span class="sourceLineNo">162</span> this.tableName = tableName;<a name="line.162"></a>
-<span class="sourceLineNo">163</span> this.cleanupConnectionOnClose = false;<a name="line.163"></a>
-<span class="sourceLineNo">164</span> this.connection = connection;<a name="line.164"></a>
-<span class="sourceLineNo">165</span> this.configuration = connection.getConfiguration();<a name="line.165"></a>
-<span class="sourceLineNo">166</span> this.tableConfiguration = tableConfig;<a name="line.166"></a>
-<span class="sourceLineNo">167</span> this.pool = pool;<a name="line.167"></a>
-<span class="sourceLineNo">168</span> if (pool == null) {<a name="line.168"></a>
-<span class="sourceLineNo">169</span> this.pool = getDefaultExecutor(this.configuration);<a name="line.169"></a>
-<span class="sourceLineNo">170</span> this.cleanupPoolOnClose = true;<a name="line.170"></a>
-<span class="sourceLineNo">171</span> } else {<a name="line.171"></a>
-<span class="sourceLineNo">172</span> this.cleanupPoolOnClose = false;<a name="line.172"></a>
-<span class="sourceLineNo">173</span> }<a name="line.173"></a>
-<span class="sourceLineNo">174</span><a name="line.174"></a>
-<span class="sourceLineNo">175</span> this.rpcCallerFactory = rpcCallerFactory;<a name="line.175"></a>
-<span class="sourceLineNo">176</span> this.rpcControllerFactory = rpcControllerFactory;<a name="line.176"></a>
-<span class="sourceLineNo">177</span><a name="line.177"></a>
-<span class="sourceLineNo">178</span> this.finishSetup();<a name="line.178"></a>
-<span class="sourceLineNo">179</span> }<a name="line.179"></a>
-<span class="sourceLineNo">180</span><a name="line.180"></a>
-<span class="sourceLineNo">181</span> /**<a name="line.181"></a>
-<span class="sourceLineNo">182</span> * For internal testing. Uses Connection provided in {@code params}.<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * @throws IOException<a name="line.183"></a>
-<span class="sourceLineNo">184</span> */<a name="line.184"></a>
-<span class="sourceLineNo">185</span> @VisibleForTesting<a name="line.185"></a>
-<span class="sourceLineNo">186</span> protected HTable(ClusterConnection conn, BufferedMutatorParams params) throws IOException {<a name="line.186"></a>
-<span class="sourceLineNo">187</span> connection = conn;<a name="line.187"></a>
-<span class="sourceLineNo">188</span> tableName = params.getTableName();<a name="line.188"></a>
-<span class="sourceLineNo">189</span> tableConfiguration = new TableConfiguration(connection.getConfiguration());<a name="line.189"></a>
-<span class="sourceLineNo">190</span> cleanupPoolOnClose = false;<a name="line.190"></a>
-<span class="sourceLineNo">191</span> cleanupConnectionOnClose = false;<a name="line.191"></a>
-<span class="sourceLineNo">192</span> // used from tests, don't trust the connection is real<a name="line.192"></a>
-<span class="sourceLineNo">193</span> this.mutator = new BufferedMutatorImpl(conn, null, null, params);<a name="line.193"></a>
-<span class="sourceLineNo">194</span> }<a name="line.194"></a>
-<span class="sourceLineNo">195</span><a name="line.195"></a>
-<span class="sourceLineNo">196</span> /**<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * @return maxKeyValueSize from configuration.<a name="line.197"></a>
-<span class="sourceLineNo">198</span> */<a name="line.198"></a>
-<span class="sourceLineNo">199</span> public static int getMaxKeyValueSize(Configuration conf) {<a name="line.199"></a>
-<span class="sourceLineNo">200</span> return conf.getInt("hbase.client.keyvalue.maxsize", -1);<a name="line.200"></a>
-<span class="sourceLineNo">201</span> }<a name="line.201"></a>
-<span class="sourceLineNo">202</span><a name="line.202"></a>
-<span class="sourceLineNo">203</span> /**<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * setup this HTable's parameter based on the passed configuration<a name="line.204"></a>
-<span class="sourceLineNo">205</span> */<a name="line.205"></a>
-<span class="sourceLineNo">206</span> private void finishSetup() throws IOException {<a name="line.206"></a>
-<span class="sourceLineNo">207</span> if (tableConfiguration == null) {<a name="line.207"></a>
-<span class="sourceLineNo">208</span> tableConfiguration = new TableConfiguration(configuration);<a name="line.208"></a>
-<span class="sourceLineNo">209</span> }<a name="line.209"></a>
-<span class="sourceLineNo">210</span><a name="line.210"></a>
-<span class="sourceLineNo">211</span> this.operationTimeout = tableName.isSystemTable() ?<a name="line.211"></a>
-<span class="sourceLineNo">212</span> tableConfiguration.getMetaOperationTimeout() : tableConfiguration.getOperationTimeout();<a name="line.212"></a>
-<span class="sourceLineNo">213</span> this.scannerCaching = tableConfiguration.getScannerCaching();<a name="line.213"></a>
-<span class="sourceLineNo">214</span> this.scannerMaxResultSize = tableConfiguration.getScannerMaxResultSize();<a name="line.214"></a>
-<span class="sourceLineNo">215</span> if (this.rpcCallerFactory == null) {<a name="line.215"></a>
-<span class="sourceLineNo">216</span> this.rpcCallerFactory = connection.getNewRpcRetryingCallerFactory(configuration);<a name="line.216"></a>
-<span class="sourceLineNo">217</span> }<a name="line.217"></a>
-<span class="sourceLineNo">218</span> if (this.rpcControllerFactory == null) {<a name="line.218"></a>
-<span class="sourceLineNo">219</span> this.rpcControllerFactory = RpcControllerFactory.instantiate(configuration);<a name="line.219"></a>
-<span class="sourceLineNo">220</span> }<a name="line.220"></a>
-<span class="sourceLineNo">221</span><a name="line.221"></a>
-<span class="sourceLineNo">222</span> // puts need to track errors globally due to how the APIs currently work.<a name="line.222"></a>
-<span class="sourceLineNo">223</span> multiAp = this.connection.getAsyncProcess();<a name="line.223"></a>
-<span class="sourceLineNo">224</span> this.locator = new HRegionLocator(getName(), connection);<a name="line.224"></a>
-<span class="sourceLineNo">225</span> }<a name="line.225"></a>
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-<span class="sourceLineNo">227</span> /**<a name="line.227"></a>
-<span class="sourceLineNo">228</span> * {@inheritDoc}<a name="line.228"></a>
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-<span class="sourceLineNo">230</span> @Override<a name="line.230"></a>
-<span class="sourceLineNo">231</span> public Configuration getConfiguration() {<a name="line.231"></a>
-<span class="sourceLineNo">232</span> return configuration;<a name="line.232"></a>
-<span class="sourceLineNo">233</span> }<a name="line.233"></a>
-<span class="sourceLineNo">234</span><a name="line.234"></a>
-<span class="sourceLineNo">235</span> /**<a name="line.235"></a>
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-<span class="sourceLineNo">238</span> @Override<a name="line.238"></a>
-<span class="sourceLineNo">239</span> public byte [] getTableName() {<a name="line.239"></a>
-<span class="sourceLineNo">240</span> return this.tableName.getName();<a name="line.240"></a>
-<span class="sourceLineNo">241</span> }<a name="line.241"></a>
-<span class="sourceLineNo">242</span><a name="line.242"></a>
-<span class="sourceLineNo">243</span> @Override<a name="line.243"></a>
-<span class="sourceLineNo">244</span> public TableName getName() {<a name="line.244"></a>
-<span class="sourceLineNo">245</span> return tableName;<a name="line.245"></a>
-<span class="sourceLineNo">246</span> }<a name="line.246"></a>
-<span class="sourceLineNo">247</span><a name="line.247"></a>
-<span class="sourceLineNo">248</span> /**<a name="line.248"></a>
-<span class="sourceLineNo">249</span> * <em>INTERNAL</em> Used by unit tests and tools to do low-level<a name="line.249"></a>
-<span class="sourceLineNo">250</span> * manipulations.<a name="line.250"></a>
-<span class="sourceLineNo">251</span> * @return An HConnection instance.<a name="line.251"></a>
-<span class="sourceLineNo">252</span> * @deprecated This method will be changed from public to package protected.<a name="line.252"></a>
-<span class="sourceLineNo">253</span> */<a name="line.253"></a>
-<span class="sourceLineNo">254</span> // TODO(tsuna): Remove this. Unit tests shouldn't require public helpers.<a name="line.254"></a>
-<span class="sourceLineNo">255</span> @Deprecated<a name="line.255"></a>
-<span class="sourceLineNo">256</span> @VisibleForTesting<a name="line.256"></a>
-<span class="sourceLineNo">257</span> public HConnection getConnection() {<a name="line.257"></a>
-<span class="sourceLineNo">258</span> return this.connection;<a name="line.258"></a>
-<span class="sourceLineNo">259</span> }<a name="line.259"></a>
-<span class="sourceLineNo">260</span><a name="line.260"></a>
-<span class="sourceLineNo">261</span> /**<a name="line.261"></a>
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-<span class="sourceLineNo">263</span> */<a name="line.263"></a>
-<span class="sourceLineNo">264</span> @Override<a name="line.264"></a>
-<span class="sourceLineNo">265</span> public HTableDescriptor getTableDescriptor() throws IOException {<a name="line.265"></a>
-<span class="sourceLineNo">266</span> HTableDescriptor htd = HBaseAdmin.getTableDescriptor(tableName, connection, rpcCallerFactory, operationTimeout);<a name="line.266"></a>
-<span class="sourceLineNo">267</span> if (htd != null) {<a name="line.267"></a>
-<span class="sourceLineNo">268</span> return new UnmodifyableHTableDescriptor(htd);<a name="line.268"></a>
-<span class="sourceLineNo">269</span> }<a name="line.269"></a>
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-<span class="sourceLineNo">276</span> return caller.callWithRetries(callable, operationTimeout);<a name="line.276"></a>
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-<span class="sourceLineNo">295</span> throws IOException {<a name="line.295"></a>
-<span class="sourceLineNo">296</span> return getKeysAndRegionsInRange(startKey, endKey, includeEndKey, false);<a name="line.296"></a>
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-<span class="sourceLineNo">313</span> final boolean reload) throws IOException {<a name="line.313"></a>
-<span class="sourceLineNo">314</span> final boolean endKeyIsEndOfTable = Bytes.equals(endKey,HConstants.EMPTY_END_ROW);<a name="line.314"></a>
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-<span class="sourceLineNo">316</span> throw new IllegalArgumentException(<a name="line.316"></a>
-<span class="sourceLineNo">317</span> "Invalid range: " + Bytes.toStringBinary(startKey) +<a name="line.317"></a>
-<span class="sourceLineNo">318</span> " > " + Bytes.toStringBinary(endKey));<a name="line.318"></a>
-<span class="sourceLineNo">319</span> }<a name="line.319"></a>
-<span class="sourceLineNo">320</span> List<byte[]> keysInRange = new ArrayList<byte[]>();<a name="line.320"></a>
-<span class="sourceLineNo">321</span> List<HRegionLocation> regionsInRange = new ArrayList<HRegionLocation>();<a name="line.321"></a>
-<span class="sourceLineNo">322</span> byte[] currentKey = startKey;<a name="line.322"></a>
-<span class="sourceLineNo">323</span> do {<a name="line.323"></a>
-<span class="sourceLineNo">324</span> HRegionLocation regionLocation = getRegionLocator().getRegionLocation(currentKey, reload);<a name="line.324"></a>
-<span class="sourceLineNo">325</span> keysInRange.add(currentKey);<a name="line.325"></a>
-<span class="sourceLineNo">326</span> regionsInRange.add(regionLocation);<a name="line.326"></a>
-<span class="sourceLineNo">327</span> currentKey = regionLocation.getRegionInfo().getEndKey();<a name="line.327"></a>
-<span class="sourceLineNo">328</span> } while (!Bytes.equals(currentKey, HConstants.EMPTY_END_ROW)<a name="line.328"></a>
-<span class="sourceLineNo">329</span> && (endKeyIsEndOfTable || Bytes.compareTo(currentKey, endKey) < 0<a name="line.329"></a>
-<span class="sourceLineNo">330</span> || (includeEndKey && Bytes.compareTo(currentKey, endKey) == 0)));<a name="line.330"></a>
-<span class="sourceLineNo">331</span> return new Pair<List<byte[]>, List<HRegionLocation>>(keysInRange,<a name="line.331"></a>
-<span class="sourceLineNo">332</span> regionsInRange);<a name="line.332"></a>
-<span class="sourceLineNo">333</span> }<a name="line.333"></a>
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-<span class="sourceLineNo">335</span> /**<a name="line.335"></a>
-<span class="sourceLineNo">336</span> * The underlying {@link HTable} must not be closed.<a name="line.336"></a>
-<span class="sourceLineNo">337</span> * {@link HTableInterface#getScanner(Scan)} has other usage details.<a name="line.337"></a>
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-<span class="sourceLineNo">341</span> if (scan.getBatch() > 0 && scan.isSmall()) {<a name="line.341"></a>
-<span class="sourceLineNo">342</span> throw new IllegalArgumentException("Small scan should not be used with batching");<a name="line.342"></a>
-<span class="sourceLineNo">343</span> }<a name="line.343"></a>
-<span class="sourceLineNo">344</span><a name="line.344"></a>
-<span class="sourceLineNo">345</span> if (scan.getCaching() <= 0) {<a name="line.345"></a>
-<span class="sourceLineNo">346</span> scan.setCaching(scannerCaching);<a name="line.346"></a>
-<span class="sourceLineNo">347</span> }<a name="line.347"></a>
-<span class="sourceLineNo">348</span> if (scan.getMaxResultSize() <= 0) {<a name="line.348"></a>
-<span class="sourceLineNo">349</span> scan.setMaxResultSize(scannerMaxResultSize);<a name="line.349"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.DoNotRetryIOException;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.HConstants;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.HRegionLocation;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.HTableDescriptor;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.KeyValueUtil;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.TableName;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.classification.InterfaceStability;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.client.AsyncProcess.AsyncRequestFuture;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.client.coprocessor.Batch;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.client.coprocessor.Batch.Callback;<a name="line.50"></a>
+<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.filter.BinaryComparator;<a name="line.51"></a>
+<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.filter.CompareFilter.CompareOp;<a name="line.52"></a>
+<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.ipc.CoprocessorRpcChannel;<a name="line.53"></a>
+<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.ipc.PayloadCarryingRpcController;<a name="line.54"></a>
+<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.ipc.RegionCoprocessorRpcChannel;<a name="line.55"></a>
+<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.ipc.RpcControllerFactory;<a name="line.56"></a>
+<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.protobuf.ProtobufUtil;<a name="line.57"></a>
+<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.protobuf.RequestConverter;<a name="line.58"></a>
+<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.protobuf.ResponseConverter;<a name="line.59"></a>
+<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.protobuf.generated.ClientProtos;<a name="line.60"></a>
+<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRequest;<a name="line.61"></a>
+<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutateRequest;<a name="line.62"></a>
+<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutateResponse;<a name="line.63"></a>
+<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionAction;<a name="line.64"></a>
+<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.CompareType;<a name="line.65"></a>
+<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.66"></a>
+<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.67"></a>
+<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.util.ReflectionUtils;<a name="line.68"></a>
+<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.69"></a>
+<span class="sourceLineNo">070</span><a name="line.70"></a>
+<span class="sourceLineNo">071</span>import com.google.common.annotations.VisibleForTesting;<a name="line.71"></a>
+<span class="sourceLineNo">072</span>import com.google.protobuf.Descriptors;<a name="line.72"></a>
+<span class="sourceLineNo">073</span>import com.google.protobuf.Message;<a name="line.73"></a>
+<span class="sourceLineNo">074</span>import com.google.protobuf.Service;<a name="line.74"></a>
+<span class="sourceLineNo">075</span>import com.google.protobuf.ServiceException;<a name="line.75"></a>
+<span class="sourceLineNo">076</span><a name="line.76"></a>
+<span class="sourceLineNo">077</span>/**<a name="line.77"></a>
+<span class="sourceLineNo">078</span> * An implementation of {@link Table}. Used to communicate with a single HBase table.<a name="line.78"></a>
+<span class="sourceLineNo">079</span> * Lightweight. Get as needed and just close when done.<a name="line.79"></a>
+<span class="sourceLineNo">080</span> * Instances of this class SHOULD NOT be constructed directly.<a name="line.80"></a>
+<span class="sourceLineNo">081</span> * Obtain an instance via {@link Connection}. See {@link ConnectionFactory}<a name="line.81"></a>
+<span class="sourceLineNo">082</span> * class comment for an example of how.<a name="line.82"></a>
+<span class="sourceLineNo">083</span> *<a name="line.83"></a>
+<span class="sourceLineNo">084</span> * <p>This class is NOT thread safe for reads nor writes.<a name="line.84"></a>
+<span class="sourceLineNo">085</span> * In the case of writes (Put, Delete), the underlying write buffer can<a name="line.85"></a>
+<span class="sourceLineNo">086</span> * be corrupted if multiple threads contend over a single HTable instance.<a name="line.86"></a>
+<span class="sourceLineNo">087</span> * In the case of reads, some fields used by a Scan are shared among all threads.<a name="line.87"></a>
+<span class="sourceLineNo">088</span> *<a name="line.88"></a>
+<span class="sourceLineNo">089</span> * <p>HTable is no longer a client API. Use {@link Table} instead. It is marked<a name="line.89"></a>
+<span class="sourceLineNo">090</span> * InterfaceAudience.Private indicating that this is an HBase-internal class as defined in<a name="line.90"></a>
+<span class="sourceLineNo">091</span> * <a href="https://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-common/InterfaceClassification.html">Hadoop<a name="line.91"></a>
+<span class="sourceLineNo">092</span> * Interface Classification</a><a name="line.92"></a>
+<span class="sourceLineNo">093</span> * There are no guarantees for backwards source / binary compatibility and methods or class can<a name="line.93"></a>
+<span class="sourceLineNo">094</span> * change or go away without deprecation.<a name="line.94"></a>
+<span class="sourceLineNo">095</span> *<a name="line.95"></a>
+<span class="sourceLineNo">096</span> * @see Table<a name="line.96"></a>
+<span class="sourceLineNo">097</span> * @see Admin<a name="line.97"></a>
+<span class="sourceLineNo">098</span> * @see Connection<a name="line.98"></a>
+<span class="sourceLineNo">099</span> * @see ConnectionFactory<a name="line.99"></a>
+<span class="sourceLineNo">100</span> */<a name="line.100"></a>
+<span class="sourceLineNo">101</span>@InterfaceAudience.Private<a name="line.101"></a>
+<span class="sourceLineNo">102</span>@InterfaceStability.Stable<a name="line.102"></a>
+<span class="sourceLineNo">103</span>public class HTable implements HTableInterface {<a name="line.103"></a>
+<span class="sourceLineNo">104</span> private static final Log LOG = LogFactory.getLog(HTable.class);<a name="line.104"></a>
+<span class="sourceLineNo">105</span> protected ClusterConnection connection;<a name="line.105"></a>
+<span class="sourceLineNo">106</span> private final TableName tableName;<a name="line.106"></a>
+<span class="sourceLineNo">107</span> private volatile Configuration configuration;<a name="line.107"></a>
+<span class="sourceLineNo">108</span> private TableConfiguration tableConfiguration;<a name="line.108"></a>
+<span class="sourceLineNo">109</span> protected BufferedMutatorImpl mutator;<a name="line.109"></a>
+<span class="sourceLineNo">110</span> private boolean autoFlush = true;<a name="line.110"></a>
+<span class="sourceLineNo">111</span> private boolean closed = false;<a name="line.111"></a>
+<span class="sourceLineNo">112</span> protected int scannerCaching;<a name="line.112"></a>
+<span class="sourceLineNo">113</span> protected long scannerMaxResultSize;<a name="line.113"></a>
+<span class="sourceLineNo">114</span> private ExecutorService pool; // For Multi & Scan<a name="line.114"></a>
+<span class="sourceLineNo">115</span> private int operationTimeout;<a name="line.115"></a>
+<span class="sourceLineNo">116</span> private final boolean cleanupPoolOnClose; // shutdown the pool in close()<a name="line.116"></a>
+<span class="sourceLineNo">117</span> private final boolean cleanupConnectionOnClose; // close the connection in close()<a name="line.117"></a>
+<span class="sourceLineNo">118</span> private Consistency defaultConsistency = Consistency.STRONG;<a name="line.118"></a>
+<span class="sourceLineNo">119</span> private HRegionLocator locator;<a name="line.119"></a>
+<span class="sourceLineNo">120</span><a name="line.120"></a>
+<span class="sourceLineNo">121</span> /** The Async process for batch */<a name="line.121"></a>
+<span class="sourceLineNo">122</span> protected AsyncProcess multiAp;<a name="line.122"></a>
+<span class="sourceLineNo">123</span> private RpcRetryingCallerFactory rpcCallerFactory;<a name="line.123"></a>
+<span class="sourceLineNo">124</span> private RpcControllerFactory rpcControllerFactory;<a name="line.124"></a>
+<span class="sourceLineNo">125</span><a name="line.125"></a>
+<span class="sourceLineNo">126</span> // Marked Private @since 1.0<a name="line.126"></a>
+<span class="sourceLineNo">127</span> @InterfaceAudience.Private<a name="line.127"></a>
+<span class="sourceLineNo">128</span> public static ThreadPoolExecutor getDefaultExecutor(Configuration conf) {<a name="line.128"></a>
+<span class="sourceLineNo">129</span> int maxThreads = conf.getInt("hbase.htable.threads.max", Integer.MAX_VALUE);<a name="line.129"></a>
+<span class="sourceLineNo">130</span> if (maxThreads == 0) {<a name="line.130"></a>
+<span class="sourceLineNo">131</span> maxThreads = 1; // is there a better default?<a name="line.131"></a>
+<span class="sourceLineNo">132</span> }<a name="line.132"></a>
+<span class="sourceLineNo">133</span> int corePoolSize = conf.getInt("hbase.htable.threads.coresize", 1);<a name="line.133"></a>
+<span class="sourceLineNo">134</span> long keepAliveTime = conf.getLong("hbase.htable.threads.keepalivetime", 60);<a name="line.134"></a>
+<span class="sourceLineNo">135</span><a name="line.135"></a>
+<span class="sourceLineNo">136</span> // Using the "direct handoff" approach, new threads will only be created<a name="line.136"></a>
+<span class="sourceLineNo">137</span> // if it is necessary and will grow unbounded. This could be bad but in HCM<a name="line.137"></a>
+<span class="sourceLineNo">138</span> // we only create as many Runnables as there are region servers. It means<a name="line.138"></a>
+<span class="sourceLineNo">139</span> // it also scales when new region servers are added.<a name="line.139"></a>
+<span class="sourceLineNo">140</span> ThreadPoolExecutor pool = new ThreadPoolExecutor(corePoolSize, maxThreads, keepAliveTime,<a name="line.140"></a>
+<span class="sourceLineNo">141</span> TimeUnit.SECONDS, new SynchronousQueue<Runnable>(), Threads.newDaemonThreadFactory("htable"));<a name="line.141"></a>
+<span class="sourceLineNo">142</span> pool.allowCoreThreadTimeOut(true);<a name="line.142"></a>
+<span class="sourceLineNo">143</span> return pool;<a name="line.143"></a>
+<span class="sourceLineNo">144</span> }<a name="line.144"></a>
+<span class="sourceLineNo">145</span><a name="line.145"></a>
+<span class="sourceLineNo">146</span> /**<a name="line.146"></a>
+<span class="sourceLineNo">147</span> * Creates an object to access a HBase table.<a name="line.147"></a>
+<span class="sourceLineNo">148</span> * Used by HBase internally. DO NOT USE. See {@link ConnectionFactory} class comment for how to<a name="line.148"></a>
+<span class="sourceLineNo">149</span> * get a {@link Table} instance (use {@link Table} instead of {@link HTable}).<a name="line.149"></a>
+<span class="sourceLineNo">150</span> * @param tableName Name of the table.<a name="line.150"></a>
+<span class="sourceLineNo">151</span> * @param connection HConnection to be used.<a name="line.151"></a>
+<span class="sourceLineNo">152</span> * @param pool ExecutorService to be used.<a name="line.152"></a>
+<span class="sourceLineNo">153</span> * @throws IOException if a remote or network exception occurs<a name="line.153"></a>
+<span class="sourceLineNo">154</span> */<a name="line.154"></a>
+<span class="sourceLineNo">155</span> @InterfaceAudience.Private<a name="line.155"></a>
+<span class="sourceLineNo">156</span> protected HTable(TableName tableName, final ClusterConnection connection,<a name="line.156"></a>
+<span class="sourceLineNo">157</span> final TableConfiguration tableConfig,<a name="line.157"></a>
+<span class="sourceLineNo">158</span> final RpcRetryingCallerFactory rpcCallerFactory,<a name="line.158"></a>
+<span class="sourceLineNo">159</span> final RpcControllerFactory rpcControllerFactory,<a name="line.159"></a>
+<span class="sourceLineNo">160</span> final ExecutorService pool) throws IOException {<a name="line.160"></a>
+<span class="sourceLineNo">161</span> if (connection == null || connection.isClosed()) {<a name="line.161"></a>
+<span class="sourceLineNo">162</span> throw new IllegalArgumentException("Connection is null or closed.");<a name="line.162"></a>
+<span class="sourceLineNo">163</span> }<a name="line.163"></a>
+<span class="sourceLineNo">164</span> this.tableName = tableName;<a name="line.164"></a>
+<span class="sourceLineNo">165</span> this.cleanupConnectionOnClose = false;<a name="line.165"></a>
+<span class="sourceLineNo">166</span> this.connection = connection;<a name="line.166"></a>
+<span class="sourceLineNo">167</span> this.configuration = connection.getConfiguration();<a name="line.167"></a>
+<span class="sourceLineNo">168</span> this.tableConfiguration = tableConfig;<a name="line.168"></a>
+<span class="sourceLineNo">169</span> this.pool = pool;<a name="line.169"></a>
+<span class="sourceLineNo">170</span> if (pool == null) {<a name="line.170"></a>
+<span class="sourceLineNo">171</span> this.pool = getDefaultExecutor(this.configuration);<a name="line.171"></a>
+<span class="sourceLineNo">172</span> this.cleanupPoolOnClose = true;<a name="line.172"></a>
+<span class="sourceLineNo">173</span> } else {<a name="line.173"></a>
+<span class="sourceLineNo">174</span> this.cleanupPoolOnClose = false;<a name="line.174"></a>
+<span class="sourceLineNo">175</span> }<a name="line.175"></a>
+<span class="sourceLineNo">176</span><a name="line.176"></a>
+<span class="sourceLineNo">177</span> this.rpcCallerFactory = rpcCallerFactory;<a name="line.177"></a>
+<span class="sourceLineNo">178</span> this.rpcControllerFactory = rpcControllerFactory;<a name="line.178"></a>
+<span class="sourceLineNo">179</span><a name="line.179"></a>
+<span class="sourceLineNo">180</span> this.finishSetup();<a name="line.180"></a>
+<span class="sourceLineNo">181</span> }<a name="line.181"></a>
+<span class="sourceLineNo">182</span><a name="line.182"></a>
+<span class="sourceLineNo">183</span> /**<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * For internal testing. Uses Connection provided in {@code params}.<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * @throws IOException<a name="line.185"></a>
+<span class="sourceLineNo">186</span> */<a name="line.186"></a>
+<span class="sourceLineNo">187</span> @VisibleForTesting<a name="line.187"></a>
+<span class="sourceLineNo">188</span> protected HTable(ClusterConnection conn, BufferedMutatorParams params) throws IOException {<a name="line.188"></a>
+<span class="sourceLineNo">189</span> connection = conn;<a name="line.189"></a>
+<span class="sourceLineNo">190</span> tableName = params.getTableName();<a name="line.190"></a>
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+<span class="sourceLineNo">292</span> * @return A pair of list of start keys and list of HRegionLocations that<a name="line.292"></a>
+<span class="sourceLineNo">293</span> * contain the specified range<a name="line.293"></a>
+<span class="sourceLineNo">294</span> * @throws IOException if a remote or network exception occurs<a name="line.294"></a>
+<span class="sourceLineNo">295</span> */<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private Pair<List<byte[]>, List<HRegionLocation>> getKeysAndRegionsInRange(<a name="line.296"></a>
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+<span class="sourceLineNo">298</span> throws IOException {<a name="line.298"></a>
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+<span class="sourceLineNo">301</span><a name="line.301"></a>
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+<span class="sourceLineNo">307</span> * @param endKey Ending row in range<a name="line.307"></a>
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+<span class="sourceLineNo">312</span> * @throws IOException if a remote or network exception occurs<a name="line.312"></a>
+<span class="sourceLineNo">313</span> */<a name="line.313"></a>
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+<span class="sourceLineNo">319</span> throw new IllegalArgumentException(<a name="line.319"></a>
+<span class="sourceLineNo">320</span> "Invalid range: " + Bytes.toStringBinary(startKey) +<a name="line.320"></a>
+<span class="sourceLineNo">321</span> " > " + Bytes.toStringBinary(endKey));<a name="line.321"></a>
+<span class="sourceLineNo">322</span> }<a name="line.322"></a>
+<span class="sourceLineNo">323</span> List<byte[]> keysInRange = new ArrayList<byte[]>();<a name="line.323"></a>
+<span class="sourceLineNo">324</span> List<HRegionLocation> regionsInRange = new ArrayList<HRegionLocation>();<a name="line.324"></a>
+<span class="sourceLineNo">325</span> byte[] currentKey = startKey;<a name="line.325"></a>
+<span class="sourceLineNo">326</span> do {<a name="line.326"></a>
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+<span class="sourceLineNo">328</span> keysInRange.add(currentKey);<a name="line.328"></a>
+<span class="sourceLineNo">329</span> regionsInRange.add(regionLocation);<a name="line.329"></a>
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+<span class="sourceLineNo">338</span> /**<a name="line.338"></a>
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