http://git-wip-us.apache.org/repos/asf/hbase-site/blob/e0fb1fde/devapidocs/src-html/org/apache/hadoop/hbase/CompoundConfiguration.ImmutableConfigMap.html
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diff --git 
a/devapidocs/src-html/org/apache/hadoop/hbase/CompoundConfiguration.ImmutableConfigMap.html
 
b/devapidocs/src-html/org/apache/hadoop/hbase/CompoundConfiguration.ImmutableConfigMap.html
index 1038256..89735e7 100644
--- 
a/devapidocs/src-html/org/apache/hadoop/hbase/CompoundConfiguration.ImmutableConfigMap.html
+++ 
b/devapidocs/src-html/org/apache/hadoop/hbase/CompoundConfiguration.ImmutableConfigMap.html
@@ -36,398 +36,399 @@
 <span class="sourceLineNo">028</span>import java.util.List;<a 
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 <span class="sourceLineNo">029</span>import java.util.Map;<a 
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 <span class="sourceLineNo">030</span><a name="line.30"></a>
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org.apache.commons.collections4.iterators.UnmodifiableIterator;<a 
name="line.31"></a>
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org.apache.hadoop.conf.Configuration;<a name="line.32"></a>
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org.apache.hadoop.hbase.util.Bytes;<a name="line.33"></a>
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org.apache.yetus.audience.InterfaceAudience;<a name="line.34"></a>
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-<span class="sourceLineNo">036</span>/**<a name="line.36"></a>
-<span class="sourceLineNo">037</span> * Do a shallow merge of multiple KV 
configuration pools. This is a very useful<a name="line.37"></a>
-<span class="sourceLineNo">038</span> * utility class to easily add per-object 
configurations in addition to wider<a name="line.38"></a>
-<span class="sourceLineNo">039</span> * scope settings. This is different from 
Configuration.addResource()<a name="line.39"></a>
-<span class="sourceLineNo">040</span> * functionality, which performs a deep 
merge and mutates the common data<a name="line.40"></a>
-<span class="sourceLineNo">041</span> * structure.<a name="line.41"></a>
-<span class="sourceLineNo">042</span> * &lt;p&gt;<a name="line.42"></a>
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is unmodifiable. Obtaining iterator is an expensive<a name="line.43"></a>
-<span class="sourceLineNo">044</span> * operation.<a name="line.44"></a>
-<span class="sourceLineNo">045</span> * &lt;p&gt;<a name="line.45"></a>
-<span class="sourceLineNo">046</span> * For clarity: the shallow merge allows 
the user to mutate either of the<a name="line.46"></a>
-<span class="sourceLineNo">047</span> * configuration objects and have changes 
reflected everywhere. In contrast to a<a name="line.47"></a>
-<span class="sourceLineNo">048</span> * deep merge, that requires you to 
explicitly know all applicable copies to<a name="line.48"></a>
-<span class="sourceLineNo">049</span> * propagate changes.<a 
name="line.49"></a>
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-<span class="sourceLineNo">051</span> * WARNING: The values set in the 
CompoundConfiguration are do not handle Property variable<a name="line.51"></a>
-<span class="sourceLineNo">052</span> * substitution.  However, if they are 
set in the underlying configuration substitutions are<a name="line.52"></a>
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extends Configuration {<a name="line.56"></a>
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null;<a name="line.58"></a>
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contract as their counterparts in<a name="line.66"></a>
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List&lt;ImmutableConfigMap&gt; configs = new ArrayList&lt;&gt;();<a 
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-<span class="sourceLineNo">116</span>  /**<a name="line.116"></a>
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create a mutableConf.  This converts the mutableConf to an<a 
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-<span class="sourceLineNo">118</span>   * immutable one and resets it to allow 
a new mutable conf.  This is used when a new map or<a name="line.118"></a>
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configuration to preserve proper override semantics.<a name="line.119"></a>
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name="line.121"></a>
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name="line.122"></a>
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current mutableConf<a name="line.123"></a>
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ImmutableConfWrapper(mutableConf));<a name="line.127"></a>
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name="line.128"></a>
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config list.<a name="line.132"></a>
-<span class="sourceLineNo">133</span>   * The added configuration overrides 
the previous ones if there are name collisions.<a name="line.133"></a>
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-<span class="sourceLineNo">135</span>   * @return this, for builder pattern<a 
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Configuration conf) {<a name="line.137"></a>
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CompoundConfiguration) {<a name="line.140"></a>
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((CompoundConfiguration) conf).configs);<a name="line.141"></a>
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list (top priority)<a name="line.144"></a>
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ImmutableConfWrapper(conf));<a name="line.145"></a>
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map is generally<a name="line.150"></a>
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HColumnDescriptor, but can be abstractly<a name="line.151"></a>
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overrides the previous ones if there are<a name="line.152"></a>
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-<span class="sourceLineNo">154</span>   *<a name="line.154"></a>
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addBytesMap(<a name="line.159"></a>
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the user to mutate either of the<a name="line.47"></a>
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reflected everywhere. In contrast to a<a name="line.48"></a>
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explicitly know all applicable copies to<a name="line.49"></a>
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+<span class="sourceLineNo">371</span>    // add in reverse order so that 
oldest get overridden.<a name="line.371"></a>
+<span class="sourceLineNo">372</span>    if (!configs.isEmpty()) {<a 
name="line.372"></a>
+<span class="sourceLineNo">373</span>      for (int i = configs.size() - 1; i 
&gt;= 0; i--) {<a name="line.373"></a>
+<span class="sourceLineNo">374</span>        ImmutableConfigMap map = 
configs.get(i);<a name="line.374"></a>
+<span class="sourceLineNo">375</span>        Iterator&lt;Map.Entry&lt;String, 
String&gt;&gt; iter = map.iterator();<a name="line.375"></a>
+<span class="sourceLineNo">376</span>        while (iter.hasNext()) {<a 
name="line.376"></a>
+<span class="sourceLineNo">377</span>          Map.Entry&lt;String, String&gt; 
entry = iter.next();<a name="line.377"></a>
+<span class="sourceLineNo">378</span>          ret.put(entry.getKey(), 
entry.getValue());<a name="line.378"></a>
+<span class="sourceLineNo">379</span>        }<a name="line.379"></a>
+<span class="sourceLineNo">380</span>      }<a name="line.380"></a>
+<span class="sourceLineNo">381</span>    }<a name="line.381"></a>
+<span class="sourceLineNo">382</span><a name="line.382"></a>
+<span class="sourceLineNo">383</span>    // add mutations to this 
CompoundConfiguration last.<a name="line.383"></a>
+<span class="sourceLineNo">384</span>    if (mutableConf != null) {<a 
name="line.384"></a>
+<span class="sourceLineNo">385</span>      Iterator&lt;Map.Entry&lt;String, 
String&gt;&gt; miter = mutableConf.iterator();<a name="line.385"></a>
+<span class="sourceLineNo">386</span>      while (miter.hasNext()) {<a 
name="line.386"></a>
+<span class="sourceLineNo">387</span>        Map.Entry&lt;String, String&gt; 
entry = miter.next();<a name="line.387"></a>
+<span class="sourceLineNo">388</span>        ret.put(entry.getKey(), 
entry.getValue());<a name="line.388"></a>
+<span class="sourceLineNo">389</span>      }<a name="line.389"></a>
+<span class="sourceLineNo">390</span>    }<a name="line.390"></a>
+<span class="sourceLineNo">391</span><a name="line.391"></a>
+<span class="sourceLineNo">392</span>    return 
UnmodifiableIterator.unmodifiableIterator(ret.entrySet().iterator());<a 
name="line.392"></a>
+<span class="sourceLineNo">393</span>  }<a name="line.393"></a>
+<span class="sourceLineNo">394</span><a name="line.394"></a>
+<span class="sourceLineNo">395</span>  @Override<a name="line.395"></a>
+<span class="sourceLineNo">396</span>  public void set(String name, String 
value) {<a name="line.396"></a>
+<span class="sourceLineNo">397</span>    if (mutableConf == null) {<a 
name="line.397"></a>
+<span class="sourceLineNo">398</span>      // not thread safe<a 
name="line.398"></a>
+<span class="sourceLineNo">399</span>      mutableConf = new 
Configuration(false); // an empty configuration<a name="line.399"></a>
+<span class="sourceLineNo">400</span>    }<a name="line.400"></a>
+<span class="sourceLineNo">401</span>    mutableConf.set(name,  value);<a 
name="line.401"></a>
+<span class="sourceLineNo">402</span>  }<a name="line.402"></a>
+<span class="sourceLineNo">403</span><a name="line.403"></a>
+<span class="sourceLineNo">404</span>  
/***********************************************************************************************<a
 name="line.404"></a>
+<span class="sourceLineNo">405</span>   * These methods are unsupported, and 
no code using CompoundConfiguration depend upon them.<a name="line.405"></a>
+<span class="sourceLineNo">406</span>   * Quickly abort upon any attempts to 
use them. <a name="line.406"></a>
+<span class="sourceLineNo">407</span>   
**********************************************************************************************/<a
 name="line.407"></a>
+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span>  @Override<a name="line.409"></a>
+<span class="sourceLineNo">410</span>  public void clear() {<a 
name="line.410"></a>
+<span class="sourceLineNo">411</span>    throw new 
UnsupportedOperationException("Immutable Configuration");<a name="line.411"></a>
+<span class="sourceLineNo">412</span>  }<a name="line.412"></a>
+<span class="sourceLineNo">413</span><a name="line.413"></a>
+<span class="sourceLineNo">414</span>  @Override<a name="line.414"></a>
+<span class="sourceLineNo">415</span>  public void write(DataOutput out) 
throws IOException {<a name="line.415"></a>
+<span class="sourceLineNo">416</span>    throw new 
UnsupportedOperationException("Immutable Configuration");<a name="line.416"></a>
+<span class="sourceLineNo">417</span>  }<a name="line.417"></a>
+<span class="sourceLineNo">418</span><a name="line.418"></a>
+<span class="sourceLineNo">419</span>  @Override<a name="line.419"></a>
+<span class="sourceLineNo">420</span>  public void writeXml(OutputStream out) 
throws IOException {<a name="line.420"></a>
+<span class="sourceLineNo">421</span>    throw new 
UnsupportedOperationException("Immutable Configuration");<a name="line.421"></a>
+<span class="sourceLineNo">422</span>  }<a name="line.422"></a>
+<span class="sourceLineNo">423</span>}<a name="line.423"></a>
 
 
 

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