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From git-site-r...@apache.org
Subject [35/51] [partial] hbase-site git commit: Published site at .
Date Sat, 09 Sep 2017 15:14:27 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/1490b3ab/apidocs/src-html/org/apache/hadoop/hbase/ClusterStatus.html
----------------------------------------------------------------------
diff --git a/apidocs/src-html/org/apache/hadoop/hbase/ClusterStatus.html b/apidocs/src-html/org/apache/hadoop/hbase/ClusterStatus.html
index 09abf56..ecd0db0 100644
--- a/apidocs/src-html/org/apache/hadoop/hbase/ClusterStatus.html
+++ b/apidocs/src-html/org/apache/hadoop/hbase/ClusterStatus.html
@@ -35,8 +35,8 @@
 <span class="sourceLineNo">027</span><a name="line.27"></a>
 <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.28"></a>
 <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.master.RegionState;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.io.VersionedWritable;<a name="line.30"></a>
-<span class="sourceLineNo">031</span><a name="line.31"></a>
+<span class="sourceLineNo">030</span><a name="line.30"></a>
+<span class="sourceLineNo">031</span>import com.google.common.base.Objects;<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> * Status information on the HBase cluster.<a name="line.34"></a>
@@ -55,586 +55,403 @@
 <span class="sourceLineNo">047</span> * &lt;li&gt;Regions in transition at master&lt;/li&gt;<a name="line.47"></a>
 <span class="sourceLineNo">048</span> * &lt;li&gt;The unique cluster ID&lt;/li&gt;<a name="line.48"></a>
 <span class="sourceLineNo">049</span> * &lt;/ul&gt;<a name="line.49"></a>
-<span class="sourceLineNo">050</span> * &lt;tt&gt;{@link Options}&lt;/tt&gt; provides a way to filter out infos which unwanted.<a name="line.50"></a>
-<span class="sourceLineNo">051</span> * The following codes will retrieve all the cluster information.<a name="line.51"></a>
+<span class="sourceLineNo">050</span> * &lt;tt&gt;{@link Option}&lt;/tt&gt; provides a way to get desired ClusterStatus information.<a name="line.50"></a>
+<span class="sourceLineNo">051</span> * The following codes will get all the cluster information.<a name="line.51"></a>
 <span class="sourceLineNo">052</span> * &lt;pre&gt;<a name="line.52"></a>
 <span class="sourceLineNo">053</span> * {@code<a name="line.53"></a>
 <span class="sourceLineNo">054</span> * // Original version still works<a name="line.54"></a>
 <span class="sourceLineNo">055</span> * Admin admin = connection.getAdmin();<a name="line.55"></a>
 <span class="sourceLineNo">056</span> * ClusterStatus status = admin.getClusterStatus();<a name="line.56"></a>
 <span class="sourceLineNo">057</span> * // or below, a new version which has the same effects<a name="line.57"></a>
-<span class="sourceLineNo">058</span> * ClusterStatus status = admin.getClusterStatus(Options.defaultOptions());<a name="line.58"></a>
+<span class="sourceLineNo">058</span> * ClusterStatus status = admin.getClusterStatus(EnumSet.allOf(Option.class));<a name="line.58"></a>
 <span class="sourceLineNo">059</span> * }<a name="line.59"></a>
 <span class="sourceLineNo">060</span> * &lt;/pre&gt;<a name="line.60"></a>
-<span class="sourceLineNo">061</span> * If information about dead servers and master coprocessors are unwanted,<a name="line.61"></a>
+<span class="sourceLineNo">061</span> * If information about live servers is the only wanted.<a name="line.61"></a>
 <span class="sourceLineNo">062</span> * then codes in the following way:<a name="line.62"></a>
 <span class="sourceLineNo">063</span> * &lt;pre&gt;<a name="line.63"></a>
 <span class="sourceLineNo">064</span> * {@code<a name="line.64"></a>
 <span class="sourceLineNo">065</span> * Admin admin = connection.getAdmin();<a name="line.65"></a>
-<span class="sourceLineNo">066</span> * ClusterStatus status = admin.getClusterStatus(<a name="line.66"></a>
-<span class="sourceLineNo">067</span> *                                Options.defaultOptions()<a name="line.67"></a>
-<span class="sourceLineNo">068</span> *                                       .excludeDeadServers()<a name="line.68"></a>
-<span class="sourceLineNo">069</span> *                                       .excludeMasterCoprocessors());<a name="line.69"></a>
-<span class="sourceLineNo">070</span> * }<a name="line.70"></a>
-<span class="sourceLineNo">071</span> * &lt;/pre&gt;<a name="line.71"></a>
-<span class="sourceLineNo">072</span> */<a name="line.72"></a>
-<span class="sourceLineNo">073</span>@InterfaceAudience.Public<a name="line.73"></a>
-<span class="sourceLineNo">074</span>public class ClusterStatus extends VersionedWritable {<a name="line.74"></a>
-<span class="sourceLineNo">075</span>  /**<a name="line.75"></a>
-<span class="sourceLineNo">076</span>   * Version for object serialization.  Incremented for changes in serialized<a name="line.76"></a>
-<span class="sourceLineNo">077</span>   * representation.<a name="line.77"></a>
-<span class="sourceLineNo">078</span>   * &lt;dl&gt;<a name="line.78"></a>
-<span class="sourceLineNo">079</span>   *   &lt;dt&gt;0&lt;/dt&gt; &lt;dd&gt;Initial version&lt;/dd&gt;<a name="line.79"></a>
-<span class="sourceLineNo">080</span>   *   &lt;dt&gt;1&lt;/dt&gt; &lt;dd&gt;Added cluster ID&lt;/dd&gt;<a name="line.80"></a>
-<span class="sourceLineNo">081</span>   *   &lt;dt&gt;2&lt;/dt&gt; &lt;dd&gt;Added Map of ServerName to ServerLoad&lt;/dd&gt;<a name="line.81"></a>
-<span class="sourceLineNo">082</span>   *   &lt;dt&gt;3&lt;/dt&gt; &lt;dd&gt;Added master and backupMasters&lt;/dd&gt;<a name="line.82"></a>
-<span class="sourceLineNo">083</span>   * &lt;/dl&gt;<a name="line.83"></a>
-<span class="sourceLineNo">084</span>   */<a name="line.84"></a>
-<span class="sourceLineNo">085</span>  private static final byte VERSION = 2;<a name="line.85"></a>
-<span class="sourceLineNo">086</span><a name="line.86"></a>
-<span class="sourceLineNo">087</span>  private String hbaseVersion;<a name="line.87"></a>
-<span class="sourceLineNo">088</span>  private Map&lt;ServerName, ServerLoad&gt; liveServers;<a name="line.88"></a>
-<span class="sourceLineNo">089</span>  private Collection&lt;ServerName&gt; deadServers;<a name="line.89"></a>
-<span class="sourceLineNo">090</span>  private ServerName master;<a name="line.90"></a>
-<span class="sourceLineNo">091</span>  private Collection&lt;ServerName&gt; backupMasters;<a name="line.91"></a>
-<span class="sourceLineNo">092</span>  private List&lt;RegionState&gt; intransition;<a name="line.92"></a>
-<span class="sourceLineNo">093</span>  private String clusterId;<a name="line.93"></a>
-<span class="sourceLineNo">094</span>  private String[] masterCoprocessors;<a name="line.94"></a>
-<span class="sourceLineNo">095</span>  private Boolean balancerOn;<a name="line.95"></a>
-<span class="sourceLineNo">096</span><a name="line.96"></a>
-<span class="sourceLineNo">097</span>  /**<a name="line.97"></a>
-<span class="sourceLineNo">098</span>   * Use {@link ClusterStatus.Builder} to construct a ClusterStatus instead.<a name="line.98"></a>
-<span class="sourceLineNo">099</span>   * @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0<a name="line.99"></a>
-<span class="sourceLineNo">100</span>   *             (&lt;a href="https://issues.apache.org/jira/browse/HBASE-15511"&gt;HBASE-15511&lt;/a&gt;).<a name="line.100"></a>
-<span class="sourceLineNo">101</span>   */<a name="line.101"></a>
-<span class="sourceLineNo">102</span>  @Deprecated<a name="line.102"></a>
-<span class="sourceLineNo">103</span>  public ClusterStatus(final String hbaseVersion, final String clusterid,<a name="line.103"></a>
-<span class="sourceLineNo">104</span>      final Map&lt;ServerName, ServerLoad&gt; servers,<a name="line.104"></a>
-<span class="sourceLineNo">105</span>      final Collection&lt;ServerName&gt; deadServers,<a name="line.105"></a>
-<span class="sourceLineNo">106</span>      final ServerName master,<a name="line.106"></a>
-<span class="sourceLineNo">107</span>      final Collection&lt;ServerName&gt; backupMasters,<a name="line.107"></a>
-<span class="sourceLineNo">108</span>      final List&lt;RegionState&gt; rit,<a name="line.108"></a>
-<span class="sourceLineNo">109</span>      final String[] masterCoprocessors,<a name="line.109"></a>
-<span class="sourceLineNo">110</span>      final Boolean balancerOn) {<a name="line.110"></a>
-<span class="sourceLineNo">111</span>    // TODO: make this constructor private<a name="line.111"></a>
-<span class="sourceLineNo">112</span>    this.hbaseVersion = hbaseVersion;<a name="line.112"></a>
-<span class="sourceLineNo">113</span>    this.liveServers = servers;<a name="line.113"></a>
-<span class="sourceLineNo">114</span>    this.deadServers = deadServers;<a name="line.114"></a>
-<span class="sourceLineNo">115</span>    this.master = master;<a name="line.115"></a>
-<span class="sourceLineNo">116</span>    this.backupMasters = backupMasters;<a name="line.116"></a>
-<span class="sourceLineNo">117</span>    this.intransition = rit;<a name="line.117"></a>
-<span class="sourceLineNo">118</span>    this.clusterId = clusterid;<a name="line.118"></a>
-<span class="sourceLineNo">119</span>    this.masterCoprocessors = masterCoprocessors;<a name="line.119"></a>
-<span class="sourceLineNo">120</span>    this.balancerOn = balancerOn;<a name="line.120"></a>
-<span class="sourceLineNo">121</span>  }<a name="line.121"></a>
-<span class="sourceLineNo">122</span><a name="line.122"></a>
-<span class="sourceLineNo">123</span>  /**<a name="line.123"></a>
-<span class="sourceLineNo">124</span>   * @return the names of region servers on the dead list<a name="line.124"></a>
-<span class="sourceLineNo">125</span>   */<a name="line.125"></a>
-<span class="sourceLineNo">126</span>  public Collection&lt;ServerName&gt; getDeadServerNames() {<a name="line.126"></a>
-<span class="sourceLineNo">127</span>    if (deadServers == null) {<a name="line.127"></a>
-<span class="sourceLineNo">128</span>      return Collections.&lt;ServerName&gt;emptyList();<a name="line.128"></a>
-<span class="sourceLineNo">129</span>    }<a name="line.129"></a>
-<span class="sourceLineNo">130</span>    return Collections.unmodifiableCollection(deadServers);<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>  /**<a name="line.133"></a>
-<span class="sourceLineNo">134</span>   * @return the number of region servers in the cluster<a name="line.134"></a>
-<span class="sourceLineNo">135</span>   */<a name="line.135"></a>
-<span class="sourceLineNo">136</span>  public int getServersSize() {<a name="line.136"></a>
-<span class="sourceLineNo">137</span>    return liveServers != null ? liveServers.size() : 0;<a name="line.137"></a>
+<span class="sourceLineNo">066</span> * ClusterStatus status = admin.getClusterStatus(EnumSet.of(Option.LIVE_SERVERS));<a name="line.66"></a>
+<span class="sourceLineNo">067</span> * }<a name="line.67"></a>
+<span class="sourceLineNo">068</span> * &lt;/pre&gt;<a name="line.68"></a>
+<span class="sourceLineNo">069</span> */<a name="line.69"></a>
+<span class="sourceLineNo">070</span>@InterfaceAudience.Public<a name="line.70"></a>
+<span class="sourceLineNo">071</span>public class ClusterStatus {<a name="line.71"></a>
+<span class="sourceLineNo">072</span><a name="line.72"></a>
+<span class="sourceLineNo">073</span>  // TODO: remove this in 3.0<a name="line.73"></a>
+<span class="sourceLineNo">074</span>  private static final byte VERSION = 2;<a name="line.74"></a>
+<span class="sourceLineNo">075</span><a name="line.75"></a>
+<span class="sourceLineNo">076</span>  private String hbaseVersion;<a name="line.76"></a>
+<span class="sourceLineNo">077</span>  private Map&lt;ServerName, ServerLoad&gt; liveServers;<a name="line.77"></a>
+<span class="sourceLineNo">078</span>  private Collection&lt;ServerName&gt; deadServers;<a name="line.78"></a>
+<span class="sourceLineNo">079</span>  private ServerName master;<a name="line.79"></a>
+<span class="sourceLineNo">080</span>  private Collection&lt;ServerName&gt; backupMasters;<a name="line.80"></a>
+<span class="sourceLineNo">081</span>  private List&lt;RegionState&gt; intransition;<a name="line.81"></a>
+<span class="sourceLineNo">082</span>  private String clusterId;<a name="line.82"></a>
+<span class="sourceLineNo">083</span>  private String[] masterCoprocessors;<a name="line.83"></a>
+<span class="sourceLineNo">084</span>  private Boolean balancerOn;<a name="line.84"></a>
+<span class="sourceLineNo">085</span><a name="line.85"></a>
+<span class="sourceLineNo">086</span>  /**<a name="line.86"></a>
+<span class="sourceLineNo">087</span>   * Use {@link ClusterStatus.Builder} to construct a ClusterStatus instead.<a name="line.87"></a>
+<span class="sourceLineNo">088</span>   * @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0<a name="line.88"></a>
+<span class="sourceLineNo">089</span>   *             (&lt;a href="https://issues.apache.org/jira/browse/HBASE-15511"&gt;HBASE-15511&lt;/a&gt;).<a name="line.89"></a>
+<span class="sourceLineNo">090</span>   */<a name="line.90"></a>
+<span class="sourceLineNo">091</span>  @Deprecated<a name="line.91"></a>
+<span class="sourceLineNo">092</span>  public ClusterStatus(final String hbaseVersion, final String clusterid,<a name="line.92"></a>
+<span class="sourceLineNo">093</span>      final Map&lt;ServerName, ServerLoad&gt; servers,<a name="line.93"></a>
+<span class="sourceLineNo">094</span>      final Collection&lt;ServerName&gt; deadServers,<a name="line.94"></a>
+<span class="sourceLineNo">095</span>      final ServerName master,<a name="line.95"></a>
+<span class="sourceLineNo">096</span>      final Collection&lt;ServerName&gt; backupMasters,<a name="line.96"></a>
+<span class="sourceLineNo">097</span>      final List&lt;RegionState&gt; rit,<a name="line.97"></a>
+<span class="sourceLineNo">098</span>      final String[] masterCoprocessors,<a name="line.98"></a>
+<span class="sourceLineNo">099</span>      final Boolean balancerOn) {<a name="line.99"></a>
+<span class="sourceLineNo">100</span>    // TODO: make this constructor private<a name="line.100"></a>
+<span class="sourceLineNo">101</span>    this.hbaseVersion = hbaseVersion;<a name="line.101"></a>
+<span class="sourceLineNo">102</span>    this.liveServers = servers;<a name="line.102"></a>
+<span class="sourceLineNo">103</span>    this.deadServers = deadServers;<a name="line.103"></a>
+<span class="sourceLineNo">104</span>    this.master = master;<a name="line.104"></a>
+<span class="sourceLineNo">105</span>    this.backupMasters = backupMasters;<a name="line.105"></a>
+<span class="sourceLineNo">106</span>    this.intransition = rit;<a name="line.106"></a>
+<span class="sourceLineNo">107</span>    this.clusterId = clusterid;<a name="line.107"></a>
+<span class="sourceLineNo">108</span>    this.masterCoprocessors = masterCoprocessors;<a name="line.108"></a>
+<span class="sourceLineNo">109</span>    this.balancerOn = balancerOn;<a name="line.109"></a>
+<span class="sourceLineNo">110</span>  }<a name="line.110"></a>
+<span class="sourceLineNo">111</span><a name="line.111"></a>
+<span class="sourceLineNo">112</span>  /**<a name="line.112"></a>
+<span class="sourceLineNo">113</span>   * @return the names of region servers on the dead list<a name="line.113"></a>
+<span class="sourceLineNo">114</span>   */<a name="line.114"></a>
+<span class="sourceLineNo">115</span>  public Collection&lt;ServerName&gt; getDeadServerNames() {<a name="line.115"></a>
+<span class="sourceLineNo">116</span>    if (deadServers == null) {<a name="line.116"></a>
+<span class="sourceLineNo">117</span>      return Collections.&lt;ServerName&gt;emptyList();<a name="line.117"></a>
+<span class="sourceLineNo">118</span>    }<a name="line.118"></a>
+<span class="sourceLineNo">119</span>    return Collections.unmodifiableCollection(deadServers);<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>  /**<a name="line.122"></a>
+<span class="sourceLineNo">123</span>   * @return the number of region servers in the cluster<a name="line.123"></a>
+<span class="sourceLineNo">124</span>   */<a name="line.124"></a>
+<span class="sourceLineNo">125</span>  public int getServersSize() {<a name="line.125"></a>
+<span class="sourceLineNo">126</span>    return liveServers != null ? liveServers.size() : 0;<a name="line.126"></a>
+<span class="sourceLineNo">127</span>  }<a name="line.127"></a>
+<span class="sourceLineNo">128</span><a name="line.128"></a>
+<span class="sourceLineNo">129</span>  /**<a name="line.129"></a>
+<span class="sourceLineNo">130</span>   * @return the number of dead region servers in the cluster<a name="line.130"></a>
+<span class="sourceLineNo">131</span>   * @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0<a name="line.131"></a>
+<span class="sourceLineNo">132</span>   *             (&lt;a href="https://issues.apache.org/jira/browse/HBASE-13656"&gt;HBASE-13656&lt;/a&gt;).<a name="line.132"></a>
+<span class="sourceLineNo">133</span>   *             Use {@link #getDeadServersSize()}.<a name="line.133"></a>
+<span class="sourceLineNo">134</span>   */<a name="line.134"></a>
+<span class="sourceLineNo">135</span>  @Deprecated<a name="line.135"></a>
+<span class="sourceLineNo">136</span>  public int getDeadServers() {<a name="line.136"></a>
+<span class="sourceLineNo">137</span>    return getDeadServersSize();<a name="line.137"></a>
 <span class="sourceLineNo">138</span>  }<a name="line.138"></a>
 <span class="sourceLineNo">139</span><a name="line.139"></a>
 <span class="sourceLineNo">140</span>  /**<a name="line.140"></a>
 <span class="sourceLineNo">141</span>   * @return the number of dead region servers in the cluster<a name="line.141"></a>
-<span class="sourceLineNo">142</span>   * @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0<a name="line.142"></a>
-<span class="sourceLineNo">143</span>   *             (&lt;a href="https://issues.apache.org/jira/browse/HBASE-13656"&gt;HBASE-13656&lt;/a&gt;).<a name="line.143"></a>
-<span class="sourceLineNo">144</span>   *             Use {@link #getDeadServersSize()}.<a name="line.144"></a>
-<span class="sourceLineNo">145</span>   */<a name="line.145"></a>
-<span class="sourceLineNo">146</span>  @Deprecated<a name="line.146"></a>
-<span class="sourceLineNo">147</span>  public int getDeadServers() {<a name="line.147"></a>
-<span class="sourceLineNo">148</span>    return getDeadServersSize();<a name="line.148"></a>
-<span class="sourceLineNo">149</span>  }<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>   * @return the number of dead region servers in the cluster<a name="line.152"></a>
-<span class="sourceLineNo">153</span>   */<a name="line.153"></a>
-<span class="sourceLineNo">154</span>  public int getDeadServersSize() {<a name="line.154"></a>
-<span class="sourceLineNo">155</span>    return deadServers != null ? deadServers.size() : 0;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>  }<a name="line.156"></a>
-<span class="sourceLineNo">157</span><a name="line.157"></a>
-<span class="sourceLineNo">158</span><a name="line.158"></a>
-<span class="sourceLineNo">159</span>  /**<a name="line.159"></a>
-<span class="sourceLineNo">160</span>   * @return the average cluster load<a name="line.160"></a>
-<span class="sourceLineNo">161</span>   */<a name="line.161"></a>
-<span class="sourceLineNo">162</span>  public double getAverageLoad() {<a name="line.162"></a>
-<span class="sourceLineNo">163</span>    int load = getRegionsCount();<a name="line.163"></a>
-<span class="sourceLineNo">164</span>    int serverSize = getServersSize();<a name="line.164"></a>
-<span class="sourceLineNo">165</span>    return serverSize != 0 ? (double)load / (double)serverSize : 0.0;<a name="line.165"></a>
-<span class="sourceLineNo">166</span>  }<a name="line.166"></a>
-<span class="sourceLineNo">167</span><a name="line.167"></a>
-<span class="sourceLineNo">168</span>  /**<a name="line.168"></a>
-<span class="sourceLineNo">169</span>   * @return the number of regions deployed on the cluster<a name="line.169"></a>
-<span class="sourceLineNo">170</span>   */<a name="line.170"></a>
-<span class="sourceLineNo">171</span>  public int getRegionsCount() {<a name="line.171"></a>
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-<span class="sourceLineNo">173</span>    if (liveServers != null &amp;&amp; !liveServers.isEmpty()) {<a name="line.173"></a>
-<span class="sourceLineNo">174</span>      for (Map.Entry&lt;ServerName, ServerLoad&gt; e: this.liveServers.entrySet()) {<a name="line.174"></a>
-<span class="sourceLineNo">175</span>        count += e.getValue().getNumberOfRegions();<a name="line.175"></a>
-<span class="sourceLineNo">176</span>      }<a name="line.176"></a>
-<span class="sourceLineNo">177</span>    }<a name="line.177"></a>
-<span class="sourceLineNo">178</span>    return count;<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>   * @return the number of requests since last report<a name="line.182"></a>
-<span class="sourceLineNo">183</span>   */<a name="line.183"></a>
-<span class="sourceLineNo">184</span>  public int getRequestsCount() {<a name="line.184"></a>
-<span class="sourceLineNo">185</span>    int count = 0;<a name="line.185"></a>
-<span class="sourceLineNo">186</span>    if (liveServers != null &amp;&amp; !liveServers.isEmpty()) {<a name="line.186"></a>
-<span class="sourceLineNo">187</span>      for (Map.Entry&lt;ServerName, ServerLoad&gt; e: this.liveServers.entrySet()) {<a name="line.187"></a>
-<span class="sourceLineNo">188</span>        count += e.getValue().getNumberOfRequests();<a name="line.188"></a>
-<span class="sourceLineNo">189</span>      }<a name="line.189"></a>
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