http://git-wip-us.apache.org/repos/asf/hbase-site/blob/f07ee53f/apidocs/src-html/org/apache/hadoop/hbase/client/ConnectionFactory.html
----------------------------------------------------------------------
diff --git 
a/apidocs/src-html/org/apache/hadoop/hbase/client/ConnectionFactory.html 
b/apidocs/src-html/org/apache/hadoop/hbase/client/ConnectionFactory.html
index 01681a9..16beebf 100644
--- a/apidocs/src-html/org/apache/hadoop/hbase/client/ConnectionFactory.html
+++ b/apidocs/src-html/org/apache/hadoop/hbase/client/ConnectionFactory.html
@@ -36,212 +36,265 @@
 <span class="sourceLineNo">028</span>import 
org.apache.hadoop.hbase.classification.InterfaceStability;<a name="line.28"></a>
 <span class="sourceLineNo">029</span>import 
org.apache.hadoop.hbase.security.User;<a name="line.29"></a>
 <span class="sourceLineNo">030</span>import 
org.apache.hadoop.hbase.security.UserProvider;<a name="line.30"></a>
-<span class="sourceLineNo">031</span><a name="line.31"></a>
+<span class="sourceLineNo">031</span>import 
org.apache.hadoop.hbase.util.ReflectionUtils;<a name="line.31"></a>
 <span class="sourceLineNo">032</span><a name="line.32"></a>
-<span class="sourceLineNo">033</span>/**<a name="line.33"></a>
-<span class="sourceLineNo">034</span> * A non-instantiable class that manages 
creation of {@link Connection}s.<a name="line.34"></a>
-<span class="sourceLineNo">035</span> * Managing the lifecycle of the {@link 
Connection}s to the cluster is the responsibility of<a name="line.35"></a>
-<span class="sourceLineNo">036</span> * the caller.<a name="line.36"></a>
-<span class="sourceLineNo">037</span> * From a {@link Connection}, {@link 
Table} implementations are retrieved<a name="line.37"></a>
-<span class="sourceLineNo">038</span> * with {@link 
Connection#getTable(TableName)}. Example:<a name="line.38"></a>
-<span class="sourceLineNo">039</span> * &lt;pre&gt;<a name="line.39"></a>
-<span class="sourceLineNo">040</span> * Connection connection = 
ConnectionFactory.createConnection(config);<a name="line.40"></a>
-<span class="sourceLineNo">041</span> * Table table = 
connection.getTable(TableName.valueOf("table1"));<a name="line.41"></a>
-<span class="sourceLineNo">042</span> * try {<a name="line.42"></a>
-<span class="sourceLineNo">043</span> *   // Use the table as needed, for a 
single operation and a single thread<a name="line.43"></a>
-<span class="sourceLineNo">044</span> * } finally {<a name="line.44"></a>
-<span class="sourceLineNo">045</span> *   table.close();<a name="line.45"></a>
-<span class="sourceLineNo">046</span> *   connection.close();<a 
name="line.46"></a>
-<span class="sourceLineNo">047</span> * }<a name="line.47"></a>
-<span class="sourceLineNo">048</span> * &lt;/pre&gt;<a name="line.48"></a>
-<span class="sourceLineNo">049</span> *<a name="line.49"></a>
-<span class="sourceLineNo">050</span> * Similarly, {@link Connection} also 
returns {@link Admin} and {@link RegionLocator}<a name="line.50"></a>
-<span class="sourceLineNo">051</span> * implementations.<a name="line.51"></a>
-<span class="sourceLineNo">052</span> *<a name="line.52"></a>
-<span class="sourceLineNo">053</span> * @see Connection<a name="line.53"></a>
-<span class="sourceLineNo">054</span> * @since 0.99.0<a name="line.54"></a>
-<span class="sourceLineNo">055</span> */<a name="line.55"></a>
-<span class="sourceLineNo">056</span>@InterfaceAudience.Public<a 
name="line.56"></a>
-<span class="sourceLineNo">057</span>@InterfaceStability.Evolving<a 
name="line.57"></a>
-<span class="sourceLineNo">058</span>public class ConnectionFactory {<a 
name="line.58"></a>
-<span class="sourceLineNo">059</span><a name="line.59"></a>
-<span class="sourceLineNo">060</span>  /** No public c.tors */<a 
name="line.60"></a>
-<span class="sourceLineNo">061</span>  protected ConnectionFactory() {<a 
name="line.61"></a>
-<span class="sourceLineNo">062</span>  }<a name="line.62"></a>
+<span class="sourceLineNo">033</span><a name="line.33"></a>
+<span class="sourceLineNo">034</span>/**<a name="line.34"></a>
+<span class="sourceLineNo">035</span> * A non-instantiable class that manages 
creation of {@link Connection}s.<a name="line.35"></a>
+<span class="sourceLineNo">036</span> * Managing the lifecycle of the {@link 
Connection}s to the cluster is the responsibility of<a name="line.36"></a>
+<span class="sourceLineNo">037</span> * the caller.<a name="line.37"></a>
+<span class="sourceLineNo">038</span> * From a {@link Connection}, {@link 
Table} implementations are retrieved<a name="line.38"></a>
+<span class="sourceLineNo">039</span> * with {@link 
Connection#getTable(TableName)}. Example:<a name="line.39"></a>
+<span class="sourceLineNo">040</span> * &lt;pre&gt;<a name="line.40"></a>
+<span class="sourceLineNo">041</span> * Connection connection = 
ConnectionFactory.createConnection(config);<a name="line.41"></a>
+<span class="sourceLineNo">042</span> * Table table = 
connection.getTable(TableName.valueOf("table1"));<a name="line.42"></a>
+<span class="sourceLineNo">043</span> * try {<a name="line.43"></a>
+<span class="sourceLineNo">044</span> *   // Use the table as needed, for a 
single operation and a single thread<a name="line.44"></a>
+<span class="sourceLineNo">045</span> * } finally {<a name="line.45"></a>
+<span class="sourceLineNo">046</span> *   table.close();<a name="line.46"></a>
+<span class="sourceLineNo">047</span> *   connection.close();<a 
name="line.47"></a>
+<span class="sourceLineNo">048</span> * }<a name="line.48"></a>
+<span class="sourceLineNo">049</span> * &lt;/pre&gt;<a name="line.49"></a>
+<span class="sourceLineNo">050</span> *<a name="line.50"></a>
+<span class="sourceLineNo">051</span> * Similarly, {@link Connection} also 
returns {@link Admin} and {@link RegionLocator}<a name="line.51"></a>
+<span class="sourceLineNo">052</span> * implementations.<a name="line.52"></a>
+<span class="sourceLineNo">053</span> *<a name="line.53"></a>
+<span class="sourceLineNo">054</span> * @see Connection<a name="line.54"></a>
+<span class="sourceLineNo">055</span> * @since 0.99.0<a name="line.55"></a>
+<span class="sourceLineNo">056</span> */<a name="line.56"></a>
+<span class="sourceLineNo">057</span>@InterfaceAudience.Public<a 
name="line.57"></a>
+<span class="sourceLineNo">058</span>@InterfaceStability.Evolving<a 
name="line.58"></a>
+<span class="sourceLineNo">059</span>public class ConnectionFactory {<a 
name="line.59"></a>
+<span class="sourceLineNo">060</span><a name="line.60"></a>
+<span class="sourceLineNo">061</span>  public static final String 
HBASE_CLIENT_ASYNC_CONNECTION_IMPL =<a name="line.61"></a>
+<span class="sourceLineNo">062</span>      
"hbase.client.async.connection.impl";<a name="line.62"></a>
 <span class="sourceLineNo">063</span><a name="line.63"></a>
-<span class="sourceLineNo">064</span>  /**<a name="line.64"></a>
-<span class="sourceLineNo">065</span>   * Create a new Connection instance 
using default HBaseConfiguration. Connection<a name="line.65"></a>
-<span class="sourceLineNo">066</span>   * encapsulates all housekeeping for a 
connection to the cluster. All tables and interfaces<a name="line.66"></a>
-<span class="sourceLineNo">067</span>   * created from returned connection 
share zookeeper connection, meta cache, and connections<a name="line.67"></a>
-<span class="sourceLineNo">068</span>   * to region servers and masters.<a 
name="line.68"></a>
-<span class="sourceLineNo">069</span>   * &lt;br&gt;<a name="line.69"></a>
-<span class="sourceLineNo">070</span>   * The caller is responsible for 
calling {@link Connection#close()} on the returned<a name="line.70"></a>
-<span class="sourceLineNo">071</span>   * connection instance.<a 
name="line.71"></a>
-<span class="sourceLineNo">072</span>   *<a name="line.72"></a>
-<span class="sourceLineNo">073</span>   * Typical usage:<a name="line.73"></a>
-<span class="sourceLineNo">074</span>   * &lt;pre&gt;<a name="line.74"></a>
-<span class="sourceLineNo">075</span>   * Connection connection = 
ConnectionFactory.createConnection();<a name="line.75"></a>
-<span class="sourceLineNo">076</span>   * Table table = 
connection.getTable(TableName.valueOf("mytable"));<a name="line.76"></a>
-<span class="sourceLineNo">077</span>   * try {<a name="line.77"></a>
-<span class="sourceLineNo">078</span>   *   table.get(...);<a 
name="line.78"></a>
-<span class="sourceLineNo">079</span>   *   ...<a name="line.79"></a>
-<span class="sourceLineNo">080</span>   * } finally {<a name="line.80"></a>
-<span class="sourceLineNo">081</span>   *   table.close();<a 
name="line.81"></a>
-<span class="sourceLineNo">082</span>   *   connection.close();<a 
name="line.82"></a>
-<span class="sourceLineNo">083</span>   * }<a name="line.83"></a>
-<span class="sourceLineNo">084</span>   * &lt;/pre&gt;<a name="line.84"></a>
-<span class="sourceLineNo">085</span>   *<a name="line.85"></a>
-<span class="sourceLineNo">086</span>   * @return Connection object for 
&lt;code&gt;conf&lt;/code&gt;<a name="line.86"></a>
-<span class="sourceLineNo">087</span>   */<a name="line.87"></a>
-<span class="sourceLineNo">088</span>  public static Connection 
createConnection() throws IOException {<a name="line.88"></a>
-<span class="sourceLineNo">089</span>    return 
createConnection(HBaseConfiguration.create(), null, null);<a name="line.89"></a>
-<span class="sourceLineNo">090</span>  }<a name="line.90"></a>
-<span class="sourceLineNo">091</span><a name="line.91"></a>
-<span class="sourceLineNo">092</span>  /**<a name="line.92"></a>
-<span class="sourceLineNo">093</span>   * Create a new Connection instance 
using the passed &lt;code&gt;conf&lt;/code&gt; instance. Connection<a 
name="line.93"></a>
-<span class="sourceLineNo">094</span>   * encapsulates all housekeeping for a 
connection to the cluster. All tables and interfaces<a name="line.94"></a>
-<span class="sourceLineNo">095</span>   * created from returned connection 
share zookeeper connection, meta cache, and connections<a name="line.95"></a>
-<span class="sourceLineNo">096</span>   * to region servers and masters.<a 
name="line.96"></a>
-<span class="sourceLineNo">097</span>   * &lt;br&gt;<a name="line.97"></a>
-<span class="sourceLineNo">098</span>   * The caller is responsible for 
calling {@link Connection#close()} on the returned<a name="line.98"></a>
-<span class="sourceLineNo">099</span>   * connection instance.<a 
name="line.99"></a>
-<span class="sourceLineNo">100</span>   *<a name="line.100"></a>
-<span class="sourceLineNo">101</span>   * Typical usage:<a name="line.101"></a>
-<span class="sourceLineNo">102</span>   * &lt;pre&gt;<a name="line.102"></a>
-<span class="sourceLineNo">103</span>   * Connection connection = 
ConnectionFactory.createConnection(conf);<a name="line.103"></a>
-<span class="sourceLineNo">104</span>   * Table table = 
connection.getTable(TableName.valueOf("mytable"));<a name="line.104"></a>
-<span class="sourceLineNo">105</span>   * try {<a name="line.105"></a>
-<span class="sourceLineNo">106</span>   *   table.get(...);<a 
name="line.106"></a>
-<span class="sourceLineNo">107</span>   *   ...<a name="line.107"></a>
-<span class="sourceLineNo">108</span>   * } finally {<a name="line.108"></a>
-<span class="sourceLineNo">109</span>   *   table.close();<a 
name="line.109"></a>
-<span class="sourceLineNo">110</span>   *   connection.close();<a 
name="line.110"></a>
-<span class="sourceLineNo">111</span>   * }<a name="line.111"></a>
-<span class="sourceLineNo">112</span>   * &lt;/pre&gt;<a name="line.112"></a>
-<span class="sourceLineNo">113</span>   *<a name="line.113"></a>
-<span class="sourceLineNo">114</span>   * @param conf configuration<a 
name="line.114"></a>
-<span class="sourceLineNo">115</span>   * @return Connection object for 
&lt;code&gt;conf&lt;/code&gt;<a name="line.115"></a>
-<span class="sourceLineNo">116</span>   */<a name="line.116"></a>
-<span class="sourceLineNo">117</span>  public static Connection 
createConnection(Configuration conf) throws IOException {<a name="line.117"></a>
-<span class="sourceLineNo">118</span>    return createConnection(conf, null, 
null);<a name="line.118"></a>
-<span class="sourceLineNo">119</span>  }<a name="line.119"></a>
-<span class="sourceLineNo">120</span><a name="line.120"></a>
-<span class="sourceLineNo">121</span>  /**<a name="line.121"></a>
-<span class="sourceLineNo">122</span>   * Create a new Connection instance 
using the passed &lt;code&gt;conf&lt;/code&gt; instance. Connection<a 
name="line.122"></a>
-<span class="sourceLineNo">123</span>   * encapsulates all housekeeping for a 
connection to the cluster. All tables and interfaces<a name="line.123"></a>
-<span class="sourceLineNo">124</span>   * created from returned connection 
share zookeeper connection, meta cache, and connections<a name="line.124"></a>
-<span class="sourceLineNo">125</span>   * to region servers and masters.<a 
name="line.125"></a>
-<span class="sourceLineNo">126</span>   * &lt;br&gt;<a name="line.126"></a>
-<span class="sourceLineNo">127</span>   * The caller is responsible for 
calling {@link Connection#close()} on the returned<a name="line.127"></a>
-<span class="sourceLineNo">128</span>   * connection instance.<a 
name="line.128"></a>
-<span class="sourceLineNo">129</span>   *<a name="line.129"></a>
-<span class="sourceLineNo">130</span>   * Typical usage:<a name="line.130"></a>
-<span class="sourceLineNo">131</span>   * &lt;pre&gt;<a name="line.131"></a>
-<span class="sourceLineNo">132</span>   * Connection connection = 
ConnectionFactory.createConnection(conf);<a name="line.132"></a>
-<span class="sourceLineNo">133</span>   * Table table = 
connection.getTable(TableName.valueOf("mytable"));<a name="line.133"></a>
-<span class="sourceLineNo">134</span>   * try {<a name="line.134"></a>
-<span class="sourceLineNo">135</span>   *   table.get(...);<a 
name="line.135"></a>
-<span class="sourceLineNo">136</span>   *   ...<a name="line.136"></a>
-<span class="sourceLineNo">137</span>   * } finally {<a name="line.137"></a>
-<span class="sourceLineNo">138</span>   *   table.close();<a 
name="line.138"></a>
-<span class="sourceLineNo">139</span>   *   connection.close();<a 
name="line.139"></a>
-<span class="sourceLineNo">140</span>   * }<a name="line.140"></a>
-<span class="sourceLineNo">141</span>   * &lt;/pre&gt;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>   *<a name="line.142"></a>
-<span class="sourceLineNo">143</span>   * @param conf configuration<a 
name="line.143"></a>
-<span class="sourceLineNo">144</span>   * @param pool the thread pool to use 
for batch operations<a name="line.144"></a>
-<span class="sourceLineNo">145</span>   * @return Connection object for 
&lt;code&gt;conf&lt;/code&gt;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>   */<a name="line.146"></a>
-<span class="sourceLineNo">147</span>  public static Connection 
createConnection(Configuration conf, ExecutorService pool)<a 
name="line.147"></a>
-<span class="sourceLineNo">148</span>      throws IOException {<a 
name="line.148"></a>
-<span class="sourceLineNo">149</span>    return createConnection(conf, pool, 
null);<a name="line.149"></a>
-<span class="sourceLineNo">150</span>  }<a name="line.150"></a>
-<span class="sourceLineNo">151</span><a name="line.151"></a>
-<span class="sourceLineNo">152</span>  /**<a name="line.152"></a>
-<span class="sourceLineNo">153</span>   * Create a new Connection instance 
using the passed &lt;code&gt;conf&lt;/code&gt; instance. Connection<a 
name="line.153"></a>
-<span class="sourceLineNo">154</span>   * encapsulates all housekeeping for a 
connection to the cluster. All tables and interfaces<a name="line.154"></a>
-<span class="sourceLineNo">155</span>   * created from returned connection 
share zookeeper connection, meta cache, and connections<a name="line.155"></a>
-<span class="sourceLineNo">156</span>   * to region servers and masters.<a 
name="line.156"></a>
-<span class="sourceLineNo">157</span>   * &lt;br&gt;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>   * The caller is responsible for 
calling {@link Connection#close()} on the returned<a name="line.158"></a>
-<span class="sourceLineNo">159</span>   * connection instance.<a 
name="line.159"></a>
-<span class="sourceLineNo">160</span>   *<a name="line.160"></a>
-<span class="sourceLineNo">161</span>   * Typical usage:<a name="line.161"></a>
-<span class="sourceLineNo">162</span>   * &lt;pre&gt;<a name="line.162"></a>
-<span class="sourceLineNo">163</span>   * Connection connection = 
ConnectionFactory.createConnection(conf);<a name="line.163"></a>
-<span class="sourceLineNo">164</span>   * Table table = 
connection.getTable(TableName.valueOf("table1"));<a name="line.164"></a>
-<span class="sourceLineNo">165</span>   * try {<a name="line.165"></a>
-<span class="sourceLineNo">166</span>   *   table.get(...);<a 
name="line.166"></a>
-<span class="sourceLineNo">167</span>   *   ...<a name="line.167"></a>
-<span class="sourceLineNo">168</span>   * } finally {<a name="line.168"></a>
-<span class="sourceLineNo">169</span>   *   table.close();<a 
name="line.169"></a>
-<span class="sourceLineNo">170</span>   *   connection.close();<a 
name="line.170"></a>
-<span class="sourceLineNo">171</span>   * }<a name="line.171"></a>
-<span class="sourceLineNo">172</span>   * &lt;/pre&gt;<a name="line.172"></a>
-<span class="sourceLineNo">173</span>   *<a name="line.173"></a>
-<span class="sourceLineNo">174</span>   * @param conf configuration<a 
name="line.174"></a>
-<span class="sourceLineNo">175</span>   * @param user the user the connection 
is for<a name="line.175"></a>
-<span class="sourceLineNo">176</span>   * @return Connection object for 
&lt;code&gt;conf&lt;/code&gt;<a name="line.176"></a>
-<span class="sourceLineNo">177</span>   */<a name="line.177"></a>
-<span class="sourceLineNo">178</span>  public static Connection 
createConnection(Configuration conf, User user)<a name="line.178"></a>
-<span class="sourceLineNo">179</span>  throws IOException {<a 
name="line.179"></a>
-<span class="sourceLineNo">180</span>    return createConnection(conf, null, 
user);<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>   * Create a new Connection instance 
using the passed &lt;code&gt;conf&lt;/code&gt; instance. Connection<a 
name="line.184"></a>
-<span class="sourceLineNo">185</span>   * encapsulates all housekeeping for a 
connection to the cluster. All tables and interfaces<a name="line.185"></a>
-<span class="sourceLineNo">186</span>   * created from returned connection 
share zookeeper connection, meta cache, and connections<a name="line.186"></a>
-<span class="sourceLineNo">187</span>   * to region servers and masters.<a 
name="line.187"></a>
-<span class="sourceLineNo">188</span>   * &lt;br&gt;<a name="line.188"></a>
-<span class="sourceLineNo">189</span>   * The caller is responsible for 
calling {@link Connection#close()} on the returned<a name="line.189"></a>
-<span class="sourceLineNo">190</span>   * connection instance.<a 
name="line.190"></a>
-<span class="sourceLineNo">191</span>   *<a name="line.191"></a>
-<span class="sourceLineNo">192</span>   * Typical usage:<a name="line.192"></a>
-<span class="sourceLineNo">193</span>   * &lt;pre&gt;<a name="line.193"></a>
-<span class="sourceLineNo">194</span>   * Connection connection = 
ConnectionFactory.createConnection(conf);<a name="line.194"></a>
-<span class="sourceLineNo">195</span>   * Table table = 
connection.getTable(TableName.valueOf("table1"));<a name="line.195"></a>
-<span class="sourceLineNo">196</span>   * try {<a name="line.196"></a>
-<span class="sourceLineNo">197</span>   *   table.get(...);<a 
name="line.197"></a>
-<span class="sourceLineNo">198</span>   *   ...<a name="line.198"></a>
-<span class="sourceLineNo">199</span>   * } finally {<a name="line.199"></a>
-<span class="sourceLineNo">200</span>   *   table.close();<a 
name="line.200"></a>
-<span class="sourceLineNo">201</span>   *   connection.close();<a 
name="line.201"></a>
-<span class="sourceLineNo">202</span>   * }<a name="line.202"></a>
-<span class="sourceLineNo">203</span>   * &lt;/pre&gt;<a name="line.203"></a>
-<span class="sourceLineNo">204</span>   *<a name="line.204"></a>
-<span class="sourceLineNo">205</span>   * @param conf configuration<a 
name="line.205"></a>
-<span class="sourceLineNo">206</span>   * @param user the user the connection 
is for<a name="line.206"></a>
-<span class="sourceLineNo">207</span>   * @param pool the thread pool to use 
for batch operations<a name="line.207"></a>
-<span class="sourceLineNo">208</span>   * @return Connection object for 
&lt;code&gt;conf&lt;/code&gt;<a name="line.208"></a>
-<span class="sourceLineNo">209</span>   */<a name="line.209"></a>
-<span class="sourceLineNo">210</span>  public static Connection 
createConnection(Configuration conf, ExecutorService pool, User user)<a 
name="line.210"></a>
-<span class="sourceLineNo">211</span>  throws IOException {<a 
name="line.211"></a>
-<span class="sourceLineNo">212</span>    if (user == null) {<a 
name="line.212"></a>
-<span class="sourceLineNo">213</span>      UserProvider provider = 
UserProvider.instantiate(conf);<a name="line.213"></a>
-<span class="sourceLineNo">214</span>      user = provider.getCurrent();<a 
name="line.214"></a>
-<span class="sourceLineNo">215</span>    }<a name="line.215"></a>
-<span class="sourceLineNo">216</span><a name="line.216"></a>
-<span class="sourceLineNo">217</span>    String className = 
conf.get(ClusterConnection.HBASE_CLIENT_CONNECTION_IMPL,<a name="line.217"></a>
-<span class="sourceLineNo">218</span>      
ConnectionImplementation.class.getName());<a name="line.218"></a>
-<span class="sourceLineNo">219</span>    Class&lt;?&gt; clazz;<a 
name="line.219"></a>
-<span class="sourceLineNo">220</span>    try {<a name="line.220"></a>
-<span class="sourceLineNo">221</span>      clazz = Class.forName(className);<a 
name="line.221"></a>
-<span class="sourceLineNo">222</span>    } catch (ClassNotFoundException e) 
{<a name="line.222"></a>
-<span class="sourceLineNo">223</span>      throw new IOException(e);<a 
name="line.223"></a>
-<span class="sourceLineNo">224</span>    }<a name="line.224"></a>
-<span class="sourceLineNo">225</span>    try {<a name="line.225"></a>
-<span class="sourceLineNo">226</span>      // Default HCM#HCI is not 
accessible; make it so before invoking.<a name="line.226"></a>
-<span class="sourceLineNo">227</span>      Constructor&lt;?&gt; constructor 
=<a name="line.227"></a>
-<span class="sourceLineNo">228</span>        
clazz.getDeclaredConstructor(Configuration.class,<a name="line.228"></a>
-<span class="sourceLineNo">229</span>          ExecutorService.class, 
User.class);<a name="line.229"></a>
-<span class="sourceLineNo">230</span>      constructor.setAccessible(true);<a 
name="line.230"></a>
-<span class="sourceLineNo">231</span>      return (Connection) 
constructor.newInstance(conf, pool, user);<a name="line.231"></a>
-<span class="sourceLineNo">232</span>    } catch (Exception e) {<a 
name="line.232"></a>
-<span class="sourceLineNo">233</span>      throw new IOException(e);<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>
-<span class="sourceLineNo">236</span>}<a name="line.236"></a>
+<span class="sourceLineNo">064</span>  /** No public c.tors */<a 
name="line.64"></a>
+<span class="sourceLineNo">065</span>  protected ConnectionFactory() {<a 
name="line.65"></a>
+<span class="sourceLineNo">066</span>  }<a name="line.66"></a>
+<span class="sourceLineNo">067</span><a name="line.67"></a>
+<span class="sourceLineNo">068</span>  /**<a name="line.68"></a>
+<span class="sourceLineNo">069</span>   * Create a new Connection instance 
using default HBaseConfiguration. Connection<a name="line.69"></a>
+<span class="sourceLineNo">070</span>   * encapsulates all housekeeping for a 
connection to the cluster. All tables and interfaces<a name="line.70"></a>
+<span class="sourceLineNo">071</span>   * created from returned connection 
share zookeeper connection, meta cache, and connections<a name="line.71"></a>
+<span class="sourceLineNo">072</span>   * to region servers and masters.<a 
name="line.72"></a>
+<span class="sourceLineNo">073</span>   * &lt;br&gt;<a name="line.73"></a>
+<span class="sourceLineNo">074</span>   * The caller is responsible for 
calling {@link Connection#close()} on the returned<a name="line.74"></a>
+<span class="sourceLineNo">075</span>   * connection instance.<a 
name="line.75"></a>
+<span class="sourceLineNo">076</span>   *<a name="line.76"></a>
+<span class="sourceLineNo">077</span>   * Typical usage:<a name="line.77"></a>
+<span class="sourceLineNo">078</span>   * &lt;pre&gt;<a name="line.78"></a>
+<span class="sourceLineNo">079</span>   * Connection connection = 
ConnectionFactory.createConnection();<a name="line.79"></a>
+<span class="sourceLineNo">080</span>   * Table table = 
connection.getTable(TableName.valueOf("mytable"));<a name="line.80"></a>
+<span class="sourceLineNo">081</span>   * try {<a name="line.81"></a>
+<span class="sourceLineNo">082</span>   *   table.get(...);<a 
name="line.82"></a>
+<span class="sourceLineNo">083</span>   *   ...<a name="line.83"></a>
+<span class="sourceLineNo">084</span>   * } finally {<a name="line.84"></a>
+<span class="sourceLineNo">085</span>   *   table.close();<a 
name="line.85"></a>
+<span class="sourceLineNo">086</span>   *   connection.close();<a 
name="line.86"></a>
+<span class="sourceLineNo">087</span>   * }<a name="line.87"></a>
+<span class="sourceLineNo">088</span>   * &lt;/pre&gt;<a name="line.88"></a>
+<span class="sourceLineNo">089</span>   *<a name="line.89"></a>
+<span class="sourceLineNo">090</span>   * @return Connection object for 
&lt;code&gt;conf&lt;/code&gt;<a name="line.90"></a>
+<span class="sourceLineNo">091</span>   */<a name="line.91"></a>
+<span class="sourceLineNo">092</span>  public static Connection 
createConnection() throws IOException {<a name="line.92"></a>
+<span class="sourceLineNo">093</span>    return 
createConnection(HBaseConfiguration.create(), null, null);<a name="line.93"></a>
+<span class="sourceLineNo">094</span>  }<a name="line.94"></a>
+<span class="sourceLineNo">095</span><a name="line.95"></a>
+<span class="sourceLineNo">096</span>  /**<a name="line.96"></a>
+<span class="sourceLineNo">097</span>   * Create a new Connection instance 
using the passed &lt;code&gt;conf&lt;/code&gt; instance. Connection<a 
name="line.97"></a>
+<span class="sourceLineNo">098</span>   * encapsulates all housekeeping for a 
connection to the cluster. All tables and interfaces<a name="line.98"></a>
+<span class="sourceLineNo">099</span>   * created from returned connection 
share zookeeper connection, meta cache, and connections<a name="line.99"></a>
+<span class="sourceLineNo">100</span>   * to region servers and masters.<a 
name="line.100"></a>
+<span class="sourceLineNo">101</span>   * &lt;br&gt;<a name="line.101"></a>
+<span class="sourceLineNo">102</span>   * The caller is responsible for 
calling {@link Connection#close()} on the returned<a name="line.102"></a>
+<span class="sourceLineNo">103</span>   * connection instance.<a 
name="line.103"></a>
+<span class="sourceLineNo">104</span>   *<a name="line.104"></a>
+<span class="sourceLineNo">105</span>   * Typical usage:<a name="line.105"></a>
+<span class="sourceLineNo">106</span>   * &lt;pre&gt;<a name="line.106"></a>
+<span class="sourceLineNo">107</span>   * Connection connection = 
ConnectionFactory.createConnection(conf);<a name="line.107"></a>
+<span class="sourceLineNo">108</span>   * Table table = 
connection.getTable(TableName.valueOf("mytable"));<a name="line.108"></a>
+<span class="sourceLineNo">109</span>   * try {<a name="line.109"></a>
+<span class="sourceLineNo">110</span>   *   table.get(...);<a 
name="line.110"></a>
+<span class="sourceLineNo">111</span>   *   ...<a name="line.111"></a>
+<span class="sourceLineNo">112</span>   * } finally {<a name="line.112"></a>
+<span class="sourceLineNo">113</span>   *   table.close();<a 
name="line.113"></a>
+<span class="sourceLineNo">114</span>   *   connection.close();<a 
name="line.114"></a>
+<span class="sourceLineNo">115</span>   * }<a name="line.115"></a>
+<span class="sourceLineNo">116</span>   * &lt;/pre&gt;<a name="line.116"></a>
+<span class="sourceLineNo">117</span>   *<a name="line.117"></a>
+<span class="sourceLineNo">118</span>   * @param conf configuration<a 
name="line.118"></a>
+<span class="sourceLineNo">119</span>   * @return Connection object for 
&lt;code&gt;conf&lt;/code&gt;<a name="line.119"></a>
+<span class="sourceLineNo">120</span>   */<a name="line.120"></a>
+<span class="sourceLineNo">121</span>  public static Connection 
createConnection(Configuration conf) throws IOException {<a name="line.121"></a>
+<span class="sourceLineNo">122</span>    return createConnection(conf, null, 
null);<a name="line.122"></a>
+<span class="sourceLineNo">123</span>  }<a name="line.123"></a>
+<span class="sourceLineNo">124</span><a name="line.124"></a>
+<span class="sourceLineNo">125</span>  /**<a name="line.125"></a>
+<span class="sourceLineNo">126</span>   * Create a new Connection instance 
using the passed &lt;code&gt;conf&lt;/code&gt; instance. Connection<a 
name="line.126"></a>
+<span class="sourceLineNo">127</span>   * encapsulates all housekeeping for a 
connection to the cluster. All tables and interfaces<a name="line.127"></a>
+<span class="sourceLineNo">128</span>   * created from returned connection 
share zookeeper connection, meta cache, and connections<a name="line.128"></a>
+<span class="sourceLineNo">129</span>   * to region servers and masters.<a 
name="line.129"></a>
+<span class="sourceLineNo">130</span>   * &lt;br&gt;<a name="line.130"></a>
+<span class="sourceLineNo">131</span>   * The caller is responsible for 
calling {@link Connection#close()} on the returned<a name="line.131"></a>
+<span class="sourceLineNo">132</span>   * connection instance.<a 
name="line.132"></a>
+<span class="sourceLineNo">133</span>   *<a name="line.133"></a>
+<span class="sourceLineNo">134</span>   * Typical usage:<a name="line.134"></a>
+<span class="sourceLineNo">135</span>   * &lt;pre&gt;<a name="line.135"></a>
+<span class="sourceLineNo">136</span>   * Connection connection = 
ConnectionFactory.createConnection(conf);<a name="line.136"></a>
+<span class="sourceLineNo">137</span>   * Table table = 
connection.getTable(TableName.valueOf("mytable"));<a name="line.137"></a>
+<span class="sourceLineNo">138</span>   * try {<a name="line.138"></a>
+<span class="sourceLineNo">139</span>   *   table.get(...);<a 
name="line.139"></a>
+<span class="sourceLineNo">140</span>   *   ...<a name="line.140"></a>
+<span class="sourceLineNo">141</span>   * } finally {<a name="line.141"></a>
+<span class="sourceLineNo">142</span>   *   table.close();<a 
name="line.142"></a>
+<span class="sourceLineNo">143</span>   *   connection.close();<a 
name="line.143"></a>
+<span class="sourceLineNo">144</span>   * }<a name="line.144"></a>
+<span class="sourceLineNo">145</span>   * &lt;/pre&gt;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>   *<a name="line.146"></a>
+<span class="sourceLineNo">147</span>   * @param conf configuration<a 
name="line.147"></a>
+<span class="sourceLineNo">148</span>   * @param pool the thread pool to use 
for batch operations<a name="line.148"></a>
+<span class="sourceLineNo">149</span>   * @return Connection object for 
&lt;code&gt;conf&lt;/code&gt;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>   */<a name="line.150"></a>
+<span class="sourceLineNo">151</span>  public static Connection 
createConnection(Configuration conf, ExecutorService pool)<a 
name="line.151"></a>
+<span class="sourceLineNo">152</span>      throws IOException {<a 
name="line.152"></a>
+<span class="sourceLineNo">153</span>    return createConnection(conf, pool, 
null);<a name="line.153"></a>
+<span class="sourceLineNo">154</span>  }<a name="line.154"></a>
+<span class="sourceLineNo">155</span><a name="line.155"></a>
+<span class="sourceLineNo">156</span>  /**<a name="line.156"></a>
+<span class="sourceLineNo">157</span>   * Create a new Connection instance 
using the passed &lt;code&gt;conf&lt;/code&gt; instance. Connection<a 
name="line.157"></a>
+<span class="sourceLineNo">158</span>   * encapsulates all housekeeping for a 
connection to the cluster. All tables and interfaces<a name="line.158"></a>
+<span class="sourceLineNo">159</span>   * created from returned connection 
share zookeeper connection, meta cache, and connections<a name="line.159"></a>
+<span class="sourceLineNo">160</span>   * to region servers and masters.<a 
name="line.160"></a>
+<span class="sourceLineNo">161</span>   * &lt;br&gt;<a name="line.161"></a>
+<span class="sourceLineNo">162</span>   * The caller is responsible for 
calling {@link Connection#close()} on the returned<a name="line.162"></a>
+<span class="sourceLineNo">163</span>   * connection instance.<a 
name="line.163"></a>
+<span class="sourceLineNo">164</span>   *<a name="line.164"></a>
+<span class="sourceLineNo">165</span>   * Typical usage:<a name="line.165"></a>
+<span class="sourceLineNo">166</span>   * &lt;pre&gt;<a name="line.166"></a>
+<span class="sourceLineNo">167</span>   * Connection connection = 
ConnectionFactory.createConnection(conf);<a name="line.167"></a>
+<span class="sourceLineNo">168</span>   * Table table = 
connection.getTable(TableName.valueOf("table1"));<a name="line.168"></a>
+<span class="sourceLineNo">169</span>   * try {<a name="line.169"></a>
+<span class="sourceLineNo">170</span>   *   table.get(...);<a 
name="line.170"></a>
+<span class="sourceLineNo">171</span>   *   ...<a name="line.171"></a>
+<span class="sourceLineNo">172</span>   * } finally {<a name="line.172"></a>
+<span class="sourceLineNo">173</span>   *   table.close();<a 
name="line.173"></a>
+<span class="sourceLineNo">174</span>   *   connection.close();<a 
name="line.174"></a>
+<span class="sourceLineNo">175</span>   * }<a name="line.175"></a>
+<span class="sourceLineNo">176</span>   * &lt;/pre&gt;<a name="line.176"></a>
+<span class="sourceLineNo">177</span>   *<a name="line.177"></a>
+<span class="sourceLineNo">178</span>   * @param conf configuration<a 
name="line.178"></a>
+<span class="sourceLineNo">179</span>   * @param user the user the connection 
is for<a name="line.179"></a>
+<span class="sourceLineNo">180</span>   * @return Connection object for 
&lt;code&gt;conf&lt;/code&gt;<a name="line.180"></a>
+<span class="sourceLineNo">181</span>   */<a name="line.181"></a>
+<span class="sourceLineNo">182</span>  public static Connection 
createConnection(Configuration conf, User user)<a name="line.182"></a>
+<span class="sourceLineNo">183</span>  throws IOException {<a 
name="line.183"></a>
+<span class="sourceLineNo">184</span>    return createConnection(conf, null, 
user);<a name="line.184"></a>
+<span class="sourceLineNo">185</span>  }<a name="line.185"></a>
+<span class="sourceLineNo">186</span><a name="line.186"></a>
+<span class="sourceLineNo">187</span>  /**<a name="line.187"></a>
+<span class="sourceLineNo">188</span>   * Create a new Connection instance 
using the passed &lt;code&gt;conf&lt;/code&gt; instance. Connection<a 
name="line.188"></a>
+<span class="sourceLineNo">189</span>   * encapsulates all housekeeping for a 
connection to the cluster. All tables and interfaces<a name="line.189"></a>
+<span class="sourceLineNo">190</span>   * created from returned connection 
share zookeeper connection, meta cache, and connections<a name="line.190"></a>
+<span class="sourceLineNo">191</span>   * to region servers and masters.<a 
name="line.191"></a>
+<span class="sourceLineNo">192</span>   * &lt;br&gt;<a name="line.192"></a>
+<span class="sourceLineNo">193</span>   * The caller is responsible for 
calling {@link Connection#close()} on the returned<a name="line.193"></a>
+<span class="sourceLineNo">194</span>   * connection instance.<a 
name="line.194"></a>
+<span class="sourceLineNo">195</span>   *<a name="line.195"></a>
+<span class="sourceLineNo">196</span>   * Typical usage:<a name="line.196"></a>
+<span class="sourceLineNo">197</span>   * &lt;pre&gt;<a name="line.197"></a>
+<span class="sourceLineNo">198</span>   * Connection connection = 
ConnectionFactory.createConnection(conf);<a name="line.198"></a>
+<span class="sourceLineNo">199</span>   * Table table = 
connection.getTable(TableName.valueOf("table1"));<a name="line.199"></a>
+<span class="sourceLineNo">200</span>   * try {<a name="line.200"></a>
+<span class="sourceLineNo">201</span>   *   table.get(...);<a 
name="line.201"></a>
+<span class="sourceLineNo">202</span>   *   ...<a name="line.202"></a>
+<span class="sourceLineNo">203</span>   * } finally {<a name="line.203"></a>
+<span class="sourceLineNo">204</span>   *   table.close();<a 
name="line.204"></a>
+<span class="sourceLineNo">205</span>   *   connection.close();<a 
name="line.205"></a>
+<span class="sourceLineNo">206</span>   * }<a name="line.206"></a>
+<span class="sourceLineNo">207</span>   * &lt;/pre&gt;<a name="line.207"></a>
+<span class="sourceLineNo">208</span>   *<a name="line.208"></a>
+<span class="sourceLineNo">209</span>   * @param conf configuration<a 
name="line.209"></a>
+<span class="sourceLineNo">210</span>   * @param user the user the connection 
is for<a name="line.210"></a>
+<span class="sourceLineNo">211</span>   * @param pool the thread pool to use 
for batch operations<a name="line.211"></a>
+<span class="sourceLineNo">212</span>   * @return Connection object for 
&lt;code&gt;conf&lt;/code&gt;<a name="line.212"></a>
+<span class="sourceLineNo">213</span>   */<a name="line.213"></a>
+<span class="sourceLineNo">214</span>  public static Connection 
createConnection(Configuration conf, ExecutorService pool, User user)<a 
name="line.214"></a>
+<span class="sourceLineNo">215</span>  throws IOException {<a 
name="line.215"></a>
+<span class="sourceLineNo">216</span>    if (user == null) {<a 
name="line.216"></a>
+<span class="sourceLineNo">217</span>      UserProvider provider = 
UserProvider.instantiate(conf);<a name="line.217"></a>
+<span class="sourceLineNo">218</span>      user = provider.getCurrent();<a 
name="line.218"></a>
+<span class="sourceLineNo">219</span>    }<a name="line.219"></a>
+<span class="sourceLineNo">220</span><a name="line.220"></a>
+<span class="sourceLineNo">221</span>    String className = 
conf.get(ClusterConnection.HBASE_CLIENT_CONNECTION_IMPL,<a name="line.221"></a>
+<span class="sourceLineNo">222</span>      
ConnectionImplementation.class.getName());<a name="line.222"></a>
+<span class="sourceLineNo">223</span>    Class&lt;?&gt; clazz;<a 
name="line.223"></a>
+<span class="sourceLineNo">224</span>    try {<a name="line.224"></a>
+<span class="sourceLineNo">225</span>      clazz = Class.forName(className);<a 
name="line.225"></a>
+<span class="sourceLineNo">226</span>    } catch (ClassNotFoundException e) 
{<a name="line.226"></a>
+<span class="sourceLineNo">227</span>      throw new IOException(e);<a 
name="line.227"></a>
+<span class="sourceLineNo">228</span>    }<a name="line.228"></a>
+<span class="sourceLineNo">229</span>    try {<a name="line.229"></a>
+<span class="sourceLineNo">230</span>      // Default HCM#HCI is not 
accessible; make it so before invoking.<a name="line.230"></a>
+<span class="sourceLineNo">231</span>      Constructor&lt;?&gt; constructor 
=<a name="line.231"></a>
+<span class="sourceLineNo">232</span>        
clazz.getDeclaredConstructor(Configuration.class,<a name="line.232"></a>
+<span class="sourceLineNo">233</span>          ExecutorService.class, 
User.class);<a name="line.233"></a>
+<span class="sourceLineNo">234</span>      constructor.setAccessible(true);<a 
name="line.234"></a>
+<span class="sourceLineNo">235</span>      return (Connection) 
constructor.newInstance(conf, pool, user);<a name="line.235"></a>
+<span class="sourceLineNo">236</span>    } catch (Exception e) {<a 
name="line.236"></a>
+<span class="sourceLineNo">237</span>      throw new IOException(e);<a 
name="line.237"></a>
+<span class="sourceLineNo">238</span>    }<a name="line.238"></a>
+<span class="sourceLineNo">239</span>  }<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span>  /**<a name="line.241"></a>
+<span class="sourceLineNo">242</span>   * Call {@link 
#createAsyncConnection(Configuration)} using default HBaseConfiguration.<a 
name="line.242"></a>
+<span class="sourceLineNo">243</span>   * @see 
#createAsyncConnection(Configuration)<a name="line.243"></a>
+<span class="sourceLineNo">244</span>   * @return AsyncConnection object<a 
name="line.244"></a>
+<span class="sourceLineNo">245</span>   */<a name="line.245"></a>
+<span class="sourceLineNo">246</span>  public static AsyncConnection 
createAsyncConnection() throws IOException {<a name="line.246"></a>
+<span class="sourceLineNo">247</span>    return 
createAsyncConnection(HBaseConfiguration.create());<a name="line.247"></a>
+<span class="sourceLineNo">248</span>  }<a name="line.248"></a>
+<span class="sourceLineNo">249</span><a name="line.249"></a>
+<span class="sourceLineNo">250</span>  /**<a name="line.250"></a>
+<span class="sourceLineNo">251</span>   * Call {@link 
#createAsyncConnection(Configuration, User)} using the given {@code conf} and 
a<a name="line.251"></a>
+<span class="sourceLineNo">252</span>   * User object created by {@link 
UserProvider}. The given {@code conf} will also be used to<a 
name="line.252"></a>
+<span class="sourceLineNo">253</span>   * initialize the {@link 
UserProvider}.<a name="line.253"></a>
+<span class="sourceLineNo">254</span>   * @param conf configuration<a 
name="line.254"></a>
+<span class="sourceLineNo">255</span>   * @return AsyncConnection object<a 
name="line.255"></a>
+<span class="sourceLineNo">256</span>   * @see 
#createAsyncConnection(Configuration, User)<a name="line.256"></a>
+<span class="sourceLineNo">257</span>   * @see UserProvider<a 
name="line.257"></a>
+<span class="sourceLineNo">258</span>   */<a name="line.258"></a>
+<span class="sourceLineNo">259</span>  public static AsyncConnection 
createAsyncConnection(Configuration conf) throws IOException {<a 
name="line.259"></a>
+<span class="sourceLineNo">260</span>    return createAsyncConnection(conf, 
UserProvider.instantiate(conf).getCurrent());<a name="line.260"></a>
+<span class="sourceLineNo">261</span>  }<a name="line.261"></a>
+<span class="sourceLineNo">262</span><a name="line.262"></a>
+<span class="sourceLineNo">263</span>  /**<a name="line.263"></a>
+<span class="sourceLineNo">264</span>   * Create a new AsyncConnection 
instance using the passed {@code conf} and {@code user}.<a name="line.264"></a>
+<span class="sourceLineNo">265</span>   * AsyncConnection encapsulates all 
housekeeping for a connection to the cluster. All tables and<a 
name="line.265"></a>
+<span class="sourceLineNo">266</span>   * interfaces created from returned 
connection share zookeeper connection, meta cache, and<a name="line.266"></a>
+<span class="sourceLineNo">267</span>   * connections to region servers and 
masters.<a name="line.267"></a>
+<span class="sourceLineNo">268</span>   * &lt;p&gt;<a name="line.268"></a>
+<span class="sourceLineNo">269</span>   * The caller is responsible for 
calling {@link AsyncConnection#close()} on the returned<a name="line.269"></a>
+<span class="sourceLineNo">270</span>   * connection instance.<a 
name="line.270"></a>
+<span class="sourceLineNo">271</span>   * &lt;p&gt;<a name="line.271"></a>
+<span class="sourceLineNo">272</span>   * Usually you should only create one 
AsyncConnection instance in your code and use it everywhere<a 
name="line.272"></a>
+<span class="sourceLineNo">273</span>   * as it is thread safe.<a 
name="line.273"></a>
+<span class="sourceLineNo">274</span>   * @param conf configuration<a 
name="line.274"></a>
+<span class="sourceLineNo">275</span>   * @param user the user the 
asynchronous connection is for<a name="line.275"></a>
+<span class="sourceLineNo">276</span>   * @return AsyncConnection object<a 
name="line.276"></a>
+<span class="sourceLineNo">277</span>   * @throws IOException<a 
name="line.277"></a>
+<span class="sourceLineNo">278</span>   */<a name="line.278"></a>
+<span class="sourceLineNo">279</span>  public static AsyncConnection 
createAsyncConnection(Configuration conf, User user)<a name="line.279"></a>
+<span class="sourceLineNo">280</span>      throws IOException {<a 
name="line.280"></a>
+<span class="sourceLineNo">281</span>    Class&lt;? extends 
AsyncConnection&gt; clazz = conf.getClass(HBASE_CLIENT_ASYNC_CONNECTION_IMPL,<a 
name="line.281"></a>
+<span class="sourceLineNo">282</span>      AsyncConnectionImpl.class, 
AsyncConnection.class);<a name="line.282"></a>
+<span class="sourceLineNo">283</span>    try {<a name="line.283"></a>
+<span class="sourceLineNo">284</span>      return 
ReflectionUtils.newInstance(clazz, conf, user);<a name="line.284"></a>
+<span class="sourceLineNo">285</span>    } catch (Exception e) {<a 
name="line.285"></a>
+<span class="sourceLineNo">286</span>      throw new IOException(e);<a 
name="line.286"></a>
+<span class="sourceLineNo">287</span>    }<a name="line.287"></a>
+<span class="sourceLineNo">288</span>  }<a name="line.288"></a>
+<span class="sourceLineNo">289</span>}<a name="line.289"></a>
 
 
 

Reply via email to