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Posted to commits@hbase.apache.org by mi...@apache.org on 2015/11/02 04:51:05 UTC
svn commit: r1711891 [16/50] - in /hbase/hbase.apache.org/trunk: ./ apidocs/
apidocs/org/apache/hadoop/hbase/ apidocs/org/apache/hadoop/hbase/class-use/
apidocs/org/apache/hadoop/hbase/client/
apidocs/org/apache/hadoop/hbase/client/class-use/ apidocs/o...
Modified: hbase/hbase.apache.org/trunk/devapidocs/src-html/org/apache/hadoop/hbase/HRegionInfo.html
URL: http://svn.apache.org/viewvc/hbase/hbase.apache.org/trunk/devapidocs/src-html/org/apache/hadoop/hbase/HRegionInfo.html?rev=1711891&r1=1711890&r2=1711891&view=diff
==============================================================================
--- hbase/hbase.apache.org/trunk/devapidocs/src-html/org/apache/hadoop/hbase/HRegionInfo.html (original)
+++ hbase/hbase.apache.org/trunk/devapidocs/src-html/org/apache/hadoop/hbase/HRegionInfo.html Mon Nov 2 03:51:02 2015
@@ -39,1286 +39,1170 @@
<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.classification.InterfaceStability;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.RegionReplicaUtil;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.KeyValue.KVComparator;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.Result;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.exceptions.DeserializationException;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.master.RegionState;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.protobuf.ProtobufUtil;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionInfo;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.util.ByteStringer;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.util.JenkinsHash;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.util.MD5Hash;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.44"></a>
-<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.util.PairOfSameType;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import org.apache.hadoop.io.DataInputBuffer;<a name="line.46"></a>
-<span class="sourceLineNo">047</span><a name="line.47"></a>
-<span class="sourceLineNo">048</span>/**<a name="line.48"></a>
-<span class="sourceLineNo">049</span> * Information about a region. A region is a range of keys in the whole keyspace of a table, an<a name="line.49"></a>
-<span class="sourceLineNo">050</span> * identifier (a timestamp) for differentiating between subset ranges (after region split)<a name="line.50"></a>
-<span class="sourceLineNo">051</span> * and a replicaId for differentiating the instance for the same range and some status information<a name="line.51"></a>
-<span class="sourceLineNo">052</span> * about the region.<a name="line.52"></a>
-<span class="sourceLineNo">053</span> *<a name="line.53"></a>
-<span class="sourceLineNo">054</span> * The region has a unique name which consists of the following fields:<a name="line.54"></a>
-<span class="sourceLineNo">055</span> * <ul><a name="line.55"></a>
-<span class="sourceLineNo">056</span> * <li> tableName : The name of the table </li><a name="line.56"></a>
-<span class="sourceLineNo">057</span> * <li> startKey : The startKey for the region. </li><a name="line.57"></a>
-<span class="sourceLineNo">058</span> * <li> regionId : A timestamp when the region is created. </li><a name="line.58"></a>
-<span class="sourceLineNo">059</span> * <li> replicaId : An id starting from 0 to differentiate replicas of the same region range<a name="line.59"></a>
-<span class="sourceLineNo">060</span> * but hosted in separated servers. The same region range can be hosted in multiple locations.</li><a name="line.60"></a>
-<span class="sourceLineNo">061</span> * <li> encodedName : An MD5 encoded string for the region name.</li><a name="line.61"></a>
-<span class="sourceLineNo">062</span> * </ul><a name="line.62"></a>
-<span class="sourceLineNo">063</span> *<a name="line.63"></a>
-<span class="sourceLineNo">064</span> * <br> Other than the fields in the region name, region info contains:<a name="line.64"></a>
-<span class="sourceLineNo">065</span> * <ul><a name="line.65"></a>
-<span class="sourceLineNo">066</span> * <li> endKey : the endKey for the region (exclusive) </li><a name="line.66"></a>
-<span class="sourceLineNo">067</span> * <li> split : Whether the region is split </li><a name="line.67"></a>
-<span class="sourceLineNo">068</span> * <li> offline : Whether the region is offline </li><a name="line.68"></a>
-<span class="sourceLineNo">069</span> * </ul><a name="line.69"></a>
-<span class="sourceLineNo">070</span> *<a name="line.70"></a>
-<span class="sourceLineNo">071</span> * In 0.98 or before, a list of table's regions would fully cover the total keyspace, and at any<a name="line.71"></a>
-<span class="sourceLineNo">072</span> * point in time, a row key always belongs to a single region, which is hosted in a single server.<a name="line.72"></a>
-<span class="sourceLineNo">073</span> * In 0.99+, a region can have multiple instances (called replicas), and thus a range (or row) can<a name="line.73"></a>
-<span class="sourceLineNo">074</span> * correspond to multiple HRegionInfo's. These HRI's share the same fields however except the<a name="line.74"></a>
-<span class="sourceLineNo">075</span> * replicaId field. If the replicaId is not set, it defaults to 0, which is compatible with the<a name="line.75"></a>
-<span class="sourceLineNo">076</span> * previous behavior of a range corresponding to 1 region.<a name="line.76"></a>
-<span class="sourceLineNo">077</span> */<a name="line.77"></a>
-<span class="sourceLineNo">078</span>@InterfaceAudience.Public<a name="line.78"></a>
-<span class="sourceLineNo">079</span>@InterfaceStability.Evolving<a name="line.79"></a>
-<span class="sourceLineNo">080</span>public class HRegionInfo implements Comparable<HRegionInfo> {<a name="line.80"></a>
-<span class="sourceLineNo">081</span><a name="line.81"></a>
-<span class="sourceLineNo">082</span> private static final Log LOG = LogFactory.getLog(HRegionInfo.class);<a name="line.82"></a>
-<span class="sourceLineNo">083</span><a name="line.83"></a>
-<span class="sourceLineNo">084</span> /**<a name="line.84"></a>
-<span class="sourceLineNo">085</span> * The new format for a region name contains its encodedName at the end.<a name="line.85"></a>
-<span class="sourceLineNo">086</span> * The encoded name also serves as the directory name for the region<a name="line.86"></a>
-<span class="sourceLineNo">087</span> * in the filesystem.<a name="line.87"></a>
-<span class="sourceLineNo">088</span> *<a name="line.88"></a>
-<span class="sourceLineNo">089</span> * New region name format:<a name="line.89"></a>
-<span class="sourceLineNo">090</span> * &lt;tablename>,,&lt;startkey>,&lt;regionIdTimestamp>.&lt;encodedName>.<a name="line.90"></a>
-<span class="sourceLineNo">091</span> * where,<a name="line.91"></a>
-<span class="sourceLineNo">092</span> * &lt;encodedName> is a hex version of the MD5 hash of<a name="line.92"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.exceptions.DeserializationException;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.master.RegionState;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.protobuf.ProtobufUtil;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionInfo;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.util.ByteStringer;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.util.JenkinsHash;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.util.MD5Hash;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.io.DataInputBuffer;<a name="line.43"></a>
+<span class="sourceLineNo">044</span><a name="line.44"></a>
+<span class="sourceLineNo">045</span>/**<a name="line.45"></a>
+<span class="sourceLineNo">046</span> * Information about a region. A region is a range of keys in the whole keyspace of a table, an<a name="line.46"></a>
+<span class="sourceLineNo">047</span> * identifier (a timestamp) for differentiating between subset ranges (after region split)<a name="line.47"></a>
+<span class="sourceLineNo">048</span> * and a replicaId for differentiating the instance for the same range and some status information<a name="line.48"></a>
+<span class="sourceLineNo">049</span> * about the region.<a name="line.49"></a>
+<span class="sourceLineNo">050</span> *<a name="line.50"></a>
+<span class="sourceLineNo">051</span> * The region has a unique name which consists of the following fields:<a name="line.51"></a>
+<span class="sourceLineNo">052</span> * <ul><a name="line.52"></a>
+<span class="sourceLineNo">053</span> * <li> tableName : The name of the table </li><a name="line.53"></a>
+<span class="sourceLineNo">054</span> * <li> startKey : The startKey for the region. </li><a name="line.54"></a>
+<span class="sourceLineNo">055</span> * <li> regionId : A timestamp when the region is created. </li><a name="line.55"></a>
+<span class="sourceLineNo">056</span> * <li> replicaId : An id starting from 0 to differentiate replicas of the same region range<a name="line.56"></a>
+<span class="sourceLineNo">057</span> * but hosted in separated servers. The same region range can be hosted in multiple locations.</li><a name="line.57"></a>
+<span class="sourceLineNo">058</span> * <li> encodedName : An MD5 encoded string for the region name.</li><a name="line.58"></a>
+<span class="sourceLineNo">059</span> * </ul><a name="line.59"></a>
+<span class="sourceLineNo">060</span> *<a name="line.60"></a>
+<span class="sourceLineNo">061</span> * <br> Other than the fields in the region name, region info contains:<a name="line.61"></a>
+<span class="sourceLineNo">062</span> * <ul><a name="line.62"></a>
+<span class="sourceLineNo">063</span> * <li> endKey : the endKey for the region (exclusive) </li><a name="line.63"></a>
+<span class="sourceLineNo">064</span> * <li> split : Whether the region is split </li><a name="line.64"></a>
+<span class="sourceLineNo">065</span> * <li> offline : Whether the region is offline </li><a name="line.65"></a>
+<span class="sourceLineNo">066</span> * </ul><a name="line.66"></a>
+<span class="sourceLineNo">067</span> *<a name="line.67"></a>
+<span class="sourceLineNo">068</span> * In 0.98 or before, a list of table's regions would fully cover the total keyspace, and at any<a name="line.68"></a>
+<span class="sourceLineNo">069</span> * point in time, a row key always belongs to a single region, which is hosted in a single server.<a name="line.69"></a>
+<span class="sourceLineNo">070</span> * In 0.99+, a region can have multiple instances (called replicas), and thus a range (or row) can<a name="line.70"></a>
+<span class="sourceLineNo">071</span> * correspond to multiple HRegionInfo's. These HRI's share the same fields however except the<a name="line.71"></a>
+<span class="sourceLineNo">072</span> * replicaId field. If the replicaId is not set, it defaults to 0, which is compatible with the<a name="line.72"></a>
+<span class="sourceLineNo">073</span> * previous behavior of a range corresponding to 1 region.<a name="line.73"></a>
+<span class="sourceLineNo">074</span> */<a name="line.74"></a>
+<span class="sourceLineNo">075</span>@InterfaceAudience.Public<a name="line.75"></a>
+<span class="sourceLineNo">076</span>@InterfaceStability.Evolving<a name="line.76"></a>
+<span class="sourceLineNo">077</span>public class HRegionInfo implements Comparable<HRegionInfo> {<a name="line.77"></a>
+<span class="sourceLineNo">078</span><a name="line.78"></a>
+<span class="sourceLineNo">079</span> private static final Log LOG = LogFactory.getLog(HRegionInfo.class);<a name="line.79"></a>
+<span class="sourceLineNo">080</span><a name="line.80"></a>
+<span class="sourceLineNo">081</span> /**<a name="line.81"></a>
+<span class="sourceLineNo">082</span> * The new format for a region name contains its encodedName at the end.<a name="line.82"></a>
+<span class="sourceLineNo">083</span> * The encoded name also serves as the directory name for the region<a name="line.83"></a>
+<span class="sourceLineNo">084</span> * in the filesystem.<a name="line.84"></a>
+<span class="sourceLineNo">085</span> *<a name="line.85"></a>
+<span class="sourceLineNo">086</span> * New region name format:<a name="line.86"></a>
+<span class="sourceLineNo">087</span> * &lt;tablename>,,&lt;startkey>,&lt;regionIdTimestamp>.&lt;encodedName>.<a name="line.87"></a>
+<span class="sourceLineNo">088</span> * where,<a name="line.88"></a>
+<span class="sourceLineNo">089</span> * &lt;encodedName> is a hex version of the MD5 hash of<a name="line.89"></a>
+<span class="sourceLineNo">090</span> * &lt;tablename>,&lt;startkey>,&lt;regionIdTimestamp><a name="line.90"></a>
+<span class="sourceLineNo">091</span> *<a name="line.91"></a>
+<span class="sourceLineNo">092</span> * The old region name format:<a name="line.92"></a>
<span class="sourceLineNo">093</span> * &lt;tablename>,&lt;startkey>,&lt;regionIdTimestamp><a name="line.93"></a>
-<span class="sourceLineNo">094</span> *<a name="line.94"></a>
-<span class="sourceLineNo">095</span> * The old region name format:<a name="line.95"></a>
-<span class="sourceLineNo">096</span> * &lt;tablename>,&lt;startkey>,&lt;regionIdTimestamp><a name="line.96"></a>
-<span class="sourceLineNo">097</span> * For region names in the old format, the encoded name is a 32-bit<a name="line.97"></a>
-<span class="sourceLineNo">098</span> * JenkinsHash integer value (in its decimal notation, string form).<a name="line.98"></a>
-<span class="sourceLineNo">099</span> *<p><a name="line.99"></a>
-<span class="sourceLineNo">100</span> * **NOTE**<a name="line.100"></a>
-<span class="sourceLineNo">101</span> *<a name="line.101"></a>
-<span class="sourceLineNo">102</span> * The first hbase:meta region, and regions created by an older<a name="line.102"></a>
-<span class="sourceLineNo">103</span> * version of HBase (0.20 or prior) will continue to use the<a name="line.103"></a>
-<span class="sourceLineNo">104</span> * old region name format.<a name="line.104"></a>
-<span class="sourceLineNo">105</span> */<a name="line.105"></a>
-<span class="sourceLineNo">106</span><a name="line.106"></a>
-<span class="sourceLineNo">107</span> /** Separator used to demarcate the encodedName in a region name<a name="line.107"></a>
-<span class="sourceLineNo">108</span> * in the new format. See description on new format above.<a name="line.108"></a>
-<span class="sourceLineNo">109</span> */<a name="line.109"></a>
-<span class="sourceLineNo">110</span> private static final int ENC_SEPARATOR = '.';<a name="line.110"></a>
-<span class="sourceLineNo">111</span> public static final int MD5_HEX_LENGTH = 32;<a name="line.111"></a>
+<span class="sourceLineNo">094</span> * For region names in the old format, the encoded name is a 32-bit<a name="line.94"></a>
+<span class="sourceLineNo">095</span> * JenkinsHash integer value (in its decimal notation, string form).<a name="line.95"></a>
+<span class="sourceLineNo">096</span> *<p><a name="line.96"></a>
+<span class="sourceLineNo">097</span> * **NOTE**<a name="line.97"></a>
+<span class="sourceLineNo">098</span> *<a name="line.98"></a>
+<span class="sourceLineNo">099</span> * The first hbase:meta region, and regions created by an older<a name="line.99"></a>
+<span class="sourceLineNo">100</span> * version of HBase (0.20 or prior) will continue to use the<a name="line.100"></a>
+<span class="sourceLineNo">101</span> * old region name format.<a name="line.101"></a>
+<span class="sourceLineNo">102</span> */<a name="line.102"></a>
+<span class="sourceLineNo">103</span><a name="line.103"></a>
+<span class="sourceLineNo">104</span> /** Separator used to demarcate the encodedName in a region name<a name="line.104"></a>
+<span class="sourceLineNo">105</span> * in the new format. See description on new format above.<a name="line.105"></a>
+<span class="sourceLineNo">106</span> */<a name="line.106"></a>
+<span class="sourceLineNo">107</span> private static final int ENC_SEPARATOR = '.';<a name="line.107"></a>
+<span class="sourceLineNo">108</span> public static final int MD5_HEX_LENGTH = 32;<a name="line.108"></a>
+<span class="sourceLineNo">109</span><a name="line.109"></a>
+<span class="sourceLineNo">110</span> /** A non-capture group so that this can be embedded. */<a name="line.110"></a>
+<span class="sourceLineNo">111</span> public static final String ENCODED_REGION_NAME_REGEX = "(?:[a-f0-9]+)";<a name="line.111"></a>
<span class="sourceLineNo">112</span><a name="line.112"></a>
-<span class="sourceLineNo">113</span> /** A non-capture group so that this can be embedded. */<a name="line.113"></a>
-<span class="sourceLineNo">114</span> public static final String ENCODED_REGION_NAME_REGEX = "(?:[a-f0-9]+)";<a name="line.114"></a>
-<span class="sourceLineNo">115</span><a name="line.115"></a>
-<span class="sourceLineNo">116</span> // to keep appended int's sorted in string format. Only allows 2 bytes to be<a name="line.116"></a>
-<span class="sourceLineNo">117</span> // sorted for replicaId<a name="line.117"></a>
-<span class="sourceLineNo">118</span> public static final String REPLICA_ID_FORMAT = "%04X";<a name="line.118"></a>
-<span class="sourceLineNo">119</span><a name="line.119"></a>
-<span class="sourceLineNo">120</span> public static final byte REPLICA_ID_DELIMITER = (byte)'_';<a name="line.120"></a>
-<span class="sourceLineNo">121</span><a name="line.121"></a>
-<span class="sourceLineNo">122</span> private static final int MAX_REPLICA_ID = 0xFFFF;<a name="line.122"></a>
-<span class="sourceLineNo">123</span> public static final int DEFAULT_REPLICA_ID = 0;<a name="line.123"></a>
-<span class="sourceLineNo">124</span> /**<a name="line.124"></a>
-<span class="sourceLineNo">125</span> * Does region name contain its encoded name?<a name="line.125"></a>
-<span class="sourceLineNo">126</span> * @param regionName region name<a name="line.126"></a>
-<span class="sourceLineNo">127</span> * @return boolean indicating if this a new format region<a name="line.127"></a>
-<span class="sourceLineNo">128</span> * name which contains its encoded name.<a name="line.128"></a>
-<span class="sourceLineNo">129</span> */<a name="line.129"></a>
-<span class="sourceLineNo">130</span> private static boolean hasEncodedName(final byte[] regionName) {<a name="line.130"></a>
-<span class="sourceLineNo">131</span> // check if region name ends in ENC_SEPARATOR<a name="line.131"></a>
-<span class="sourceLineNo">132</span> if ((regionName.length >= 1)<a name="line.132"></a>
-<span class="sourceLineNo">133</span> && (regionName[regionName.length - 1] == ENC_SEPARATOR)) {<a name="line.133"></a>
-<span class="sourceLineNo">134</span> // region name is new format. it contains the encoded name.<a name="line.134"></a>
-<span class="sourceLineNo">135</span> return true;<a name="line.135"></a>
-<span class="sourceLineNo">136</span> }<a name="line.136"></a>
-<span class="sourceLineNo">137</span> return false;<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> * @param regionName<a name="line.141"></a>
-<span class="sourceLineNo">142</span> * @return the encodedName<a name="line.142"></a>
-<span class="sourceLineNo">143</span> */<a name="line.143"></a>
-<span class="sourceLineNo">144</span> public static String encodeRegionName(final byte [] regionName) {<a name="line.144"></a>
-<span class="sourceLineNo">145</span> String encodedName;<a name="line.145"></a>
-<span class="sourceLineNo">146</span> if (hasEncodedName(regionName)) {<a name="line.146"></a>
-<span class="sourceLineNo">147</span> // region is in new format:<a name="line.147"></a>
-<span class="sourceLineNo">148</span> // <tableName>,<startKey>,<regionIdTimeStamp>/encodedName/<a name="line.148"></a>
-<span class="sourceLineNo">149</span> encodedName = Bytes.toString(regionName,<a name="line.149"></a>
-<span class="sourceLineNo">150</span> regionName.length - MD5_HEX_LENGTH - 1,<a name="line.150"></a>
-<span class="sourceLineNo">151</span> MD5_HEX_LENGTH);<a name="line.151"></a>
-<span class="sourceLineNo">152</span> } else {<a name="line.152"></a>
-<span class="sourceLineNo">153</span> // old format region name. First hbase:meta region also<a name="line.153"></a>
-<span class="sourceLineNo">154</span> // use this format.EncodedName is the JenkinsHash value.<a name="line.154"></a>
-<span class="sourceLineNo">155</span> int hashVal = Math.abs(JenkinsHash.getInstance().hash(regionName,<a name="line.155"></a>
-<span class="sourceLineNo">156</span> regionName.length, 0));<a name="line.156"></a>
-<span class="sourceLineNo">157</span> encodedName = String.valueOf(hashVal);<a name="line.157"></a>
-<span class="sourceLineNo">158</span> }<a name="line.158"></a>
-<span class="sourceLineNo">159</span> return encodedName;<a name="line.159"></a>
-<span class="sourceLineNo">160</span> }<a name="line.160"></a>
-<span class="sourceLineNo">161</span><a name="line.161"></a>
-<span class="sourceLineNo">162</span> /**<a name="line.162"></a>
-<span class="sourceLineNo">163</span> * @return Return a short, printable name for this region (usually encoded name) for us logging.<a name="line.163"></a>
-<span class="sourceLineNo">164</span> */<a name="line.164"></a>
-<span class="sourceLineNo">165</span> public String getShortNameToLog() {<a name="line.165"></a>
-<span class="sourceLineNo">166</span> return prettyPrint(this.getEncodedName());<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> /**<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * Use logging.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> * @param encodedRegionName The encoded regionname.<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * @return <code>hbase:meta</code> if passed <code>1028785192</code> else returns<a name="line.172"></a>
-<span class="sourceLineNo">173</span> * <code>encodedRegionName</code><a name="line.173"></a>
-<span class="sourceLineNo">174</span> */<a name="line.174"></a>
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-<span class="sourceLineNo">176</span> if (encodedRegionName.equals("1028785192")) {<a name="line.176"></a>
-<span class="sourceLineNo">177</span> return encodedRegionName + "/hbase:meta";<a name="line.177"></a>
-<span class="sourceLineNo">178</span> }<a name="line.178"></a>
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-<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> private byte [] endKey = HConstants.EMPTY_BYTE_ARRAY;<a name="line.182"></a>
-<span class="sourceLineNo">183</span> // This flag is in the parent of a split while the parent is still referenced<a name="line.183"></a>
-<span class="sourceLineNo">184</span> // by daughter regions. We USED to set this flag when we disabled a table<a name="line.184"></a>
-<span class="sourceLineNo">185</span> // but now table state is kept up in zookeeper as of 0.90.0 HBase.<a name="line.185"></a>
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-<span class="sourceLineNo">187</span> private long regionId = -1;<a name="line.187"></a>
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-<span class="sourceLineNo">191</span> private int hashCode = -1;<a name="line.191"></a>
-<span class="sourceLineNo">192</span> //TODO: Move NO_HASH to HStoreFile which is really the only place it is used.<a name="line.192"></a>
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-<span class="sourceLineNo">211</span> result ^= Arrays.hashCode(this.startKey);<a name="line.211"></a>
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-<span class="sourceLineNo">214</span> result ^= Arrays.hashCode(this.tableName.getName());<a name="line.214"></a>
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-<span class="sourceLineNo">218</span><a name="line.218"></a>
-<span class="sourceLineNo">219</span><a name="line.219"></a>
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-<span class="sourceLineNo">222</span> * first meta regions<a name="line.222"></a>
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-<span class="sourceLineNo">244</span> *<a name="line.244"></a>
-<span class="sourceLineNo">245</span> * @param tableName the table name<a name="line.245"></a>
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-<span class="sourceLineNo">248</span> * @throws IllegalArgumentException<a name="line.248"></a>
-<span class="sourceLineNo">249</span> */<a name="line.249"></a>
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-<span class="sourceLineNo">254</span><a name="line.254"></a>
-<span class="sourceLineNo">255</span> /**<a name="line.255"></a>
-<span class="sourceLineNo">256</span> * Construct HRegionInfo with explicit parameters<a name="line.256"></a>
-<span class="sourceLineNo">257</span> *<a name="line.257"></a>
-<span class="sourceLineNo">258</span> * @param tableName the table descriptor<a name="line.258"></a>
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-<span class="sourceLineNo">262</span> * regions that may or may not hold references to this region.<a name="line.262"></a>
-<span class="sourceLineNo">263</span> * @throws IllegalArgumentException<a name="line.263"></a>
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-<span class="sourceLineNo">267</span> throws IllegalArgumentException {<a name="line.267"></a>
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-<span class="sourceLineNo">270</span><a name="line.270"></a>
-<span class="sourceLineNo">271</span> /**<a name="line.271"></a>
-<span class="sourceLineNo">272</span> * Construct HRegionInfo with explicit parameters<a name="line.272"></a>
-<span class="sourceLineNo">273</span> *<a name="line.273"></a>
-<span class="sourceLineNo">274</span> * @param tableName the table descriptor<a name="line.274"></a>
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-<span class="sourceLineNo">276</span> * @param endKey end of key range<a name="line.276"></a>
-<span class="sourceLineNo">277</span> * @param split true if this region has split and we have daughter regions<a name="line.277"></a>
-<span class="sourceLineNo">278</span> * regions that may or may not hold references to this region.<a name="line.278"></a>
-<span class="sourceLineNo">279</span> * @param regionid Region id to use.<a name="line.279"></a>
-<span class="sourceLineNo">280</span> * @throws IllegalArgumentException<a name="line.280"></a>
-<span class="sourceLineNo">281</span> */<a name="line.281"></a>
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-<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> * Construct HRegionInfo with explicit parameters<a name="line.289"></a>
-<span class="sourceLineNo">290</span> *<a name="line.290"></a>
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-<span class="sourceLineNo">295</span> * regions that may or may not hold references to this region.<a name="line.295"></a>
-<span class="sourceLineNo">296</span> * @param regionid Region id to use.<a name="line.296"></a>
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-<span class="sourceLineNo">298</span> * @throws IllegalArgumentException<a name="line.298"></a>
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-<span class="sourceLineNo">305</span> if (tableName == null) {<a name="line.305"></a>
-<span class="sourceLineNo">306</span> throw new IllegalArgumentException("TableName cannot be null");<a name="line.306"></a>
-<span class="sourceLineNo">307</span> }<a name="line.307"></a>
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-<span class="sourceLineNo">309</span> this.offLine = false;<a name="line.309"></a>
-<span class="sourceLineNo">310</span> this.regionId = regionid;<a name="line.310"></a>
-<span class="sourceLineNo">311</span> this.replicaId = replicaId;<a name="line.311"></a>
-<span class="sourceLineNo">312</span> if (this.replicaId > MAX_REPLICA_ID) {<a name="line.312"></a>
-<span class="sourceLineNo">313</span> throw new IllegalArgumentException("ReplicaId cannot be greater than" + MAX_REPLICA_ID);<a name="line.313"></a>
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-<span class="sourceLineNo">315</span><a name="line.315"></a>
-<span class="sourceLineNo">316</span> this.regionName = createRegionName(this.tableName, startKey, regionId, replicaId, true);<a name="line.316"></a>
-<span class="sourceLineNo">317</span><a name="line.317"></a>
-<span class="sourceLineNo">318</span> this.split = split;<a name="line.318"></a>
-<span class="sourceLineNo">319</span> this.endKey = endKey == null? HConstants.EMPTY_END_ROW: endKey.clone();<a name="line.319"></a>
-<span class="sourceLineNo">320</span> this.startKey = startKey == null?<a name="line.320"></a>
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-<span class="sourceLineNo">327</span> * Costruct a copy of another HRegionInfo<a name="line.327"></a>
-<span class="sourceLineNo">328</span> *<a name="line.328"></a>
-<span class="sourceLineNo">329</span> * @param other<a name="line.329"></a>
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-<span class="sourceLineNo">336</span> this.regionName = other.getRegionName();<a name="line.336"></a>
-<span class="sourceLineNo">337</span> this.split = other.isSplit();<a name="line.337"></a>
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-<span class="sourceLineNo">401</span> * (such that it contains its encoded name?).<a name="line.401"></a>
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-<span class="sourceLineNo">420</span> (startKey == null? 0: startKey.length);<a name="line.420"></a>
-<span class="sourceLineNo">421</span> if (newFormat) {<a name="line.421"></a>
-<span class="sourceLineNo">422</span> len += MD5_HEX_LENGTH + 2;<a name="line.422"></a>
-<span class="sourceLineNo">423</span> }<a name="line.423"></a>
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-<span class="sourceLineNo">425</span> // Special casing: replicaId is only appended if replicaId is greater than<a name="line.425"></a>
-<span class="sourceLineNo">426</span> // 0. This is because all regions in meta would have to be migrated to the new<a name="line.426"></a>
-<span class="sourceLineNo">427</span> // name otherwise<a name="line.427"></a>
-<span class="sourceLineNo">428</span> if (replicaId > 0) {<a name="line.428"></a>
-<span class="sourceLineNo">429</span> // use string representation for replica id<a name="line.429"></a>
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-<span class="sourceLineNo">433</span><a name="line.433"></a>
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-<span class="sourceLineNo">435</span><a name="line.435"></a>
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-<span class="sourceLineNo">438</span> b[offset++] = HConstants.DELIMITER;<a name="line.438"></a>
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-<span class="sourceLineNo">440</span> System.arraycopy(startKey, 0, b, offset, startKey.length);<a name="line.440"></a>
-<span class="sourceLineNo">441</span> offset += startKey.length;<a name="line.441"></a>
-<span class="sourceLineNo">442</span> }<a name="line.442"></a>
-<span class="sourceLineNo">443</span> b[offset++] = HConstants.DELIMITER;<a name="line.443"></a>
-<span class="sourceLineNo">444</span> System.arraycopy(id, 0, b, offset, id.length);<a name="line.444"></a>
-<span class="sourceLineNo">445</span> offset += id.length;<a name="line.445"></a>
-<span class="sourceLineNo">446</span><a name="line.446"></a>
-<span class="sourceLineNo">447</span> if (replicaIdBytes != null) {<a name="line.447"></a>
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-<span class="sourceLineNo">449</span> System.arraycopy(replicaIdBytes, 0, b, offset, replicaIdBytes.length);<a name="line.449"></a>
-<span class="sourceLineNo">450</span> offset += replicaIdBytes.length;<a name="line.450"></a>
-<span class="sourceLineNo">451</span> }<a name="line.451"></a>
-<span class="sourceLineNo">452</span><a name="line.452"></a>
-<span class="sourceLineNo">453</span> if (newFormat) {<a name="line.453"></a>
-<span class="sourceLineNo">454</span> //<a name="line.454"></a>
-<span class="sourceLineNo">455</span> // Encoded name should be built into the region name.<a name="line.455"></a>
-<span class="sourceLineNo">456</span> //<a name="line.456"></a>
-<span class="sourceLineNo">457</span> // Use the region name thus far (namely, <tablename>,<startKey>,<id>_<replicaId>)<a name="line.457"></a>
-<span class="sourceLineNo">458</span> // to compute a MD5 hash to be used as the encoded name, and append<a name="line.458"></a>
-<span class="sourceLineNo">459</span> // it to the byte buffer.<a name="line.459"></a>
-<span class="sourceLineNo">460</span> //<a name="line.460"></a>
-<span class="sourceLineNo">461</span> String md5Hash = MD5Hash.getMD5AsHex(b, 0, offset);<a name="line.461"></a>
-<span class="sourceLineNo">462</span> byte [] md5HashBytes = Bytes.toBytes(md5Hash);<a name="line.462"></a>
-<span class="sourceLineNo">463</span><a name="line.463"></a>
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-<span class="sourceLineNo">465</span> LOG.error("MD5-hash length mismatch: Expected=" + MD5_HEX_LENGTH +<a name="line.465"></a>
-<span class="sourceLineNo">466</span> "; Got=" + md5HashBytes.length);<a name="line.466"></a>
-<span class="sourceLineNo">467</span> }<a name="line.467"></a>
-<span class="sourceLineNo">468</span><a name="line.468"></a>
-<span class="sourceLineNo">469</span> // now append the bytes '.<encodedName>.' to the end<a name="line.469"></a>
+<span class="sourceLineNo">113</span> // to keep appended int's sorted in string format. Only allows 2 bytes to be<a name="line.113"></a>
+<span class="sourceLineNo">114</span> // sorted for replicaId<a name="line.114"></a>
+<span class="sourceLineNo">115</span> public static final String REPLICA_ID_FORMAT = "%04X";<a name="line.115"></a>
+<span class="sourceLineNo">116</span><a name="line.116"></a>
+<span class="sourceLineNo">117</span> public static final byte REPLICA_ID_DELIMITER = (byte)'_';<a name="line.117"></a>
+<span class="sourceLineNo">118</span><a name="line.118"></a>
+<span class="sourceLineNo">119</span> private static final int MAX_REPLICA_ID = 0xFFFF;<a name="line.119"></a>
+<span class="sourceLineNo">120</span> public static final int DEFAULT_REPLICA_ID = 0;<a name="line.120"></a>
+<span class="sourceLineNo">121</span> /**<a name="line.121"></a>
+<span class="sourceLineNo">122</span> * Does region name contain its encoded name?<a name="line.122"></a>
+<span class="sourceLineNo">123</span> * @param regionName region name<a name="line.123"></a>
+<span class="sourceLineNo">124</span> * @return boolean indicating if this a new format region<a name="line.124"></a>
+<span class="sourceLineNo">125</span> * name which contains its encoded name.<a name="line.125"></a>
+<span class="sourceLineNo">126</span> */<a name="line.126"></a>
+<span class="sourceLineNo">127</span> private static boolean hasEncodedName(final byte[] regionName) {<a name="line.127"></a>
+<span class="sourceLineNo">128</span> // check if region name ends in ENC_SEPARATOR<a name="line.128"></a>
+<span class="sourceLineNo">129</span> if ((regionName.length >= 1)<a name="line.129"></a>
+<span class="sourceLineNo">130</span> && (regionName[regionName.length - 1] == ENC_SEPARATOR)) {<a name="line.130"></a>
+<span class="sourceLineNo">131</span> // region name is new format. it contains the encoded name.<a name="line.131"></a>
+<span class="sourceLineNo">132</span> return true;<a name="line.132"></a>
+<span class="sourceLineNo">133</span> }<a name="line.133"></a>
+<span class="sourceLineNo">134</span> return false;<a name="line.134"></a>
+<span class="sourceLineNo">135</span> }<a name="line.135"></a>
+<span class="sourceLineNo">136</span><a name="line.136"></a>
+<span class="sourceLineNo">137</span> /**<a name="line.137"></a>
+<span class="sourceLineNo">138</span> * @param regionName<a name="line.138"></a>
+<span class="sourceLineNo">139</span> * @return the encodedName<a name="line.139"></a>
+<span class="sourceLineNo">140</span> */<a name="line.140"></a>
+<span class="sourceLineNo">141</span> public static String encodeRegionName(final byte [] regionName) {<a name="line.141"></a>
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+<span class="sourceLineNo">143</span> if (hasEncodedName(regionName)) {<a name="line.143"></a>
+<span class="sourceLineNo">144</span> // region is in new format:<a name="line.144"></a>
+<span class="sourceLineNo">145</span> // <tableName>,<startKey>,<regionIdTimeStamp>/encodedName/<a name="line.145"></a>
+<span class="sourceLineNo">146</span> encodedName = Bytes.toString(regionName,<a name="line.146"></a>
+<span class="sourceLineNo">147</span> regionName.length - MD5_HEX_LENGTH - 1,<a name="line.147"></a>
+<span class="sourceLineNo">148</span> MD5_HEX_LENGTH);<a name="line.148"></a>
+<span class="sourceLineNo">149</span> } else {<a name="line.149"></a>
+<span class="sourceLineNo">150</span> // old format region name. First hbase:meta region also<a name="line.150"></a>
+<span class="sourceLineNo">151</span> // use this format.EncodedName is the JenkinsHash value.<a name="line.151"></a>
+<span class="sourceLineNo">152</span> int hashVal = Math.abs(JenkinsHash.getInstance().hash(regionName,<a name="line.152"></a>
+<span class="sourceLineNo">153</span> regionName.length, 0));<a name="line.153"></a>
+<span class="sourceLineNo">154</span> encodedName = String.valueOf(hashVal);<a name="line.154"></a>
+<span class="sourceLineNo">155</span> }<a name="line.155"></a>
+<span class="sourceLineNo">156</span> return encodedName;<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 Return a short, printable name for this region (usually encoded name) for us logging.<a name="line.160"></a>
+<span class="sourceLineNo">161</span> */<a name="line.161"></a>
+<span class="sourceLineNo">162</span> public String getShortNameToLog() {<a name="line.162"></a>
+<span class="sourceLineNo">163</span> return prettyPrint(this.getEncodedName());<a name="line.163"></a>
+<span class="sourceLineNo">164</span> }<a name="line.164"></a>
+<span class="sourceLineNo">165</span><a name="line.165"></a>
+<span class="sourceLineNo">166</span> /**<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * Use logging.<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * @param encodedRegionName The encoded regionname.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * @return <code>hbase:meta</code> if passed <code>1028785192</code> else returns<a name="line.169"></a>
+<span class="sourceLineNo">170</span> * <code>encodedRegionName</code><a name="line.170"></a>
+<span class="sourceLineNo">171</span> */<a name="line.171"></a>
+<span class="sourceLineNo">172</span> public static String prettyPrint(final String encodedRegionName) {<a name="line.172"></a>
+<span class="sourceLineNo">173</span> if (encodedRegionName.equals("1028785192")) {<a name="line.173"></a>
+<span class="sourceLineNo">174</span> return encodedRegionName + "/hbase:meta";<a name="line.174"></a>
+<span class="sourceLineNo">175</span> }<a name="line.175"></a>
+<span class="sourceLineNo">176</span> return encodedRegionName;<a name="line.176"></a>
+<span class="sourceLineNo">177</span> }<a name="line.177"></a>
+<span class="sourceLineNo">178</span><a name="line.178"></a>
+<span class="sourceLineNo">179</span> private byte [] endKey = HConstants.EMPTY_BYTE_ARRAY;<a name="line.179"></a>
+<span class="sourceLineNo">180</span> // This flag is in the parent of a split while the parent is still referenced<a name="line.180"></a>
+<span class="sourceLineNo">181</span> // by daughter regions. We USED to set this flag when we disabled a table<a name="line.181"></a>
+<span class="sourceLineNo">182</span> // but now table state is kept up in zookeeper as of 0.90.0 HBase.<a name="line.182"></a>
+<span class="sourceLineNo">183</span> private boolean offLine = false;<a name="line.183"></a>
+<span class="sourceLineNo">184</span> private long regionId = -1;<a name="line.184"></a>
+<span class="sourceLineNo">185</span> private transient byte [] regionName = HConstants.EMPTY_BYTE_ARRAY;<a name="line.185"></a>
+<span class="sourceLineNo">186</span> private boolean split = false;<a name="line.186"></a>
+<span class="sourceLineNo">187</span> private byte [] startKey = HConstants.EMPTY_BYTE_ARRAY;<a name="line.187"></a>
+<span class="sourceLineNo">188</span> private int hashCode = -1;<a name="line.188"></a>
+<span class="sourceLineNo">189</span> //TODO: Move NO_HASH to HStoreFile which is really the only place it is used.<a name="line.189"></a>
+<span class="sourceLineNo">190</span> public static final String NO_HASH = null;<a name="line.190"></a>
+<span class="sourceLineNo">191</span> private String encodedName = null;<a name="line.191"></a>
+<span class="sourceLineNo">192</span> private byte [] encodedNameAsBytes = null;<a name="line.192"></a>
+<span class="sourceLineNo">193</span> private int replicaId = DEFAULT_REPLICA_ID;<a name="line.193"></a>
+<span class="sourceLineNo">194</span><a name="line.194"></a>
+<span class="sourceLineNo">195</span> // Current TableName<a name="line.195"></a>
+<span class="sourceLineNo">196</span> private TableName tableName = null;<a name="line.196"></a>
+<span class="sourceLineNo">197</span> final static String DISPLAY_KEYS_KEY = "hbase.display.keys";<a name="line.197"></a>
+<span class="sourceLineNo">198</span> public final static byte[] HIDDEN_END_KEY = Bytes.toBytes("hidden-end-key");<a name="line.198"></a>
+<span class="sourceLineNo">199</span> public final static byte[] HIDDEN_START_KEY = Bytes.toBytes("hidden-start-key");<a name="line.199"></a>
+<span class="sourceLineNo">200</span><a name="line.200"></a>
+<span class="sourceLineNo">201</span> /** HRegionInfo for first meta region */<a name="line.201"></a>
+<span class="sourceLineNo">202</span> public static final HRegionInfo FIRST_META_REGIONINFO =<a name="line.202"></a>
+<span class="sourceLineNo">203</span> new HRegionInfo(1L, TableName.META_TABLE_NAME);<a name="line.203"></a>
+<span class="sourceLineNo">204</span><a name="line.204"></a>
+<span class="sourceLineNo">205</span> private void setHashCode() {<a name="line.205"></a>
+<span class="sourceLineNo">206</span> int result = Arrays.hashCode(this.regionName);<a name="line.206"></a>
+<span class="sourceLineNo">207</span> result ^= this.regionId;<a name="line.207"></a>
+<span class="sourceLineNo">208</span> result ^= Arrays.hashCode(this.startKey);<a name="line.208"></a>
+<span class="sourceLineNo">209</span> result ^= Arrays.hashCode(this.endKey);<a name="line.209"></a>
+<span class="sourceLineNo">210</span> result ^= Boolean.valueOf(this.offLine).hashCode();<a name="line.210"></a>
+<span class="sourceLineNo">211</span> result ^= Arrays.hashCode(this.tableName.getName());<a name="line.211"></a>
+<span class="sourceLineNo">212</span> result ^= this.replicaId;<a name="line.212"></a>
+<span class="sourceLineNo">213</span> this.hashCode = result;<a name="line.213"></a>
+<span class="sourceLineNo">214</span> }<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> /**<a name="line.217"></a>
+<span class="sourceLineNo">218</span> * Private constructor used constructing HRegionInfo for the<a name="line.218"></a>
+<span class="sourceLineNo">219</span> * first meta regions<a name="line.219"></a>
+<span class="sourceLineNo">220</span> */<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private HRegionInfo(long regionId, TableName tableName) {<a name="line.221"></a>
+<span class="sourceLineNo">222</span> this(regionId, tableName, DEFAULT_REPLICA_ID);<a name="line.222"></a>
+<span class="sourceLineNo">223</span> }<a name="line.223"></a>
+<span class="sourceLineNo">224</span><a name="line.224"></a>
+<span class="sourceLineNo">225</span> public HRegionInfo(long regionId, TableName tableName, int replicaId) {<a name="line.225"></a>
+<span class="sourceLineNo">226</span> super();<a name="line.226"></a>
+<span class="sourceLineNo">227</span> this.regionId = regionId;<a name="line.227"></a>
+<span class="sourceLineNo">228</span> this.tableName = tableName;<a name="line.228"></a>
+<span class="sourceLineNo">229</span> this.replicaId = replicaId;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> // Note: First Meta region replicas names are in old format<a name="line.230"></a>
+<span class="sourceLineNo">231</span> this.regionName = createRegionName(tableName, null, regionId, replicaId, false);<a name="line.231"></a>
+<span class="sourceLineNo">232</span> setHashCode();<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> public HRegionInfo(final TableName tableName) {<a name="line.235"></a>
+<span class="sourceLineNo">236</span> this(tableName, null, null);<a name="line.236"></a>
+<span class="sourceLineNo">237</span> }<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> * Construct HRegionInfo with explicit parameters<a name="line.240"></a>
+<span class="sourceLineNo">241</span> *<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * @param tableName the table name<a name="line.242"></a>
+<span class="sourceLineNo">243</span> * @param startKey first key in region<a name="line.243"></a>
+<span class="sourceLineNo">244</span> * @param endKey end of key range<a name="line.244"></a>
+<span class="sourceLineNo">245</span> * @throws IllegalArgumentException<a name="line.245"></a>
+<span class="sourceLineNo">246</span> */<a name="line.246"></a>
+<span class="sourceLineNo">247</span> public HRegionInfo(final TableName tableName, final byte[] startKey, final byte[] endKey)<a name="line.247"></a>
+<span class="sourceLineNo">248</span> throws IllegalArgumentException {<a name="line.248"></a>
+<span class="sourceLineNo">249</span> this(tableName, startKey, endKey, false);<a name="line.249"></a>
+<span class="sourceLineNo">250</span> }<a name="line.250"></a>
+<span class="sourceLineNo">251</span><a name="line.251"></a>
+<span class="sourceLineNo">252</span> /**<a name="line.252"></a>
+<span class="sourceLineNo">253</span> * Construct HRegionInfo with explicit parameters<a name="line.253"></a>
+<span class="sourceLineNo">254</span> *<a name="line.254"></a>
+<span class="sourceLineNo">255</span> * @param tableName the table descriptor<a name="line.255"></a>
+<span class="sourceLineNo">256</span> * @param startKey first key in region<a name="line.256"></a>
+<span class="sourceLineNo">257</span> * @param endKey end of key range<a name="line.257"></a>
+<span class="sourceLineNo">258</span> * @param split true if this region has split and we have daughter regions<a name="line.258"></a>
+<span class="sourceLineNo">259</span> * regions that may or may not hold references to this region.<a name="line.259"></a>
+<span class="sourceLineNo">260</span> * @throws IllegalArgumentException<a name="line.260"></a>
+<span class="sourceLineNo">261</span> */<a name="line.261"></a>
+<span class="sourceLineNo">262</span> public HRegionInfo(final TableName tableName, final byte[] startKey, final byte[] endKey,<a name="line.262"></a>
+<span class="sourceLineNo">263</span> final boolean split)<a name="line.263"></a>
+<span class="sourceLineNo">264</span> throws IllegalArgumentException {<a name="line.264"></a>
+<span class="sourceLineNo">265</span> this(tableName, startKey, endKey, split, System.currentTimeMillis());<a name="line.265"></a>
+<span class="sourceLineNo">266</span> }<a name="line.266"></a>
+<span class="sourceLineNo">267</span><a name="line.267"></a>
+<span class="sourceLineNo">268</span> /**<a name="line.268"></a>
+<span class="sourceLineNo">269</span> * Construct HRegionInfo with explicit parameters<a name="line.269"></a>
+<span class="sourceLineNo">270</span> *<a name="line.270"></a>
+<span class="sourceLineNo">271</span> * @param tableName the table descriptor<a name="line.271"></a>
+<span class="sourceLineNo">272</span> * @param startKey first key in region<a name="line.272"></a>
+<span class="sourceLineNo">273</span> * @param endKey end of key range<a name="line.273"></a>
+<span class="sourceLineNo">274</span> * @param split true if this region has split and we have daughter regions<a name="line.274"></a>
+<span class="sourceLineNo">275</span> * regions that may or may not hold references to this region.<a name="line.275"></a>
+<span class="sourceLineNo">276</span> * @param regionid Region id to use.<a name="line.276"></a>
+<span class="sourceLineNo">277</span> * @throws IllegalArgumentException<a name="line.277"></a>
+<span class="sourceLineNo">278</span> */<a name="line.278"></a>
+<span class="sourceLineNo">279</span> public HRegionInfo(final TableName tableName, final byte[] startKey,<a name="line.279"></a>
+<span class="sourceLineNo">280</span> final byte[] endKey, final boolean split, final long regionid)<a name="line.280"></a>
+<span class="sourceLineNo">281</span> throws IllegalArgumentException {<a name="line.281"></a>
+<span class="sourceLineNo">282</span> this(tableName, startKey, endKey, split, regionid, DEFAULT_REPLICA_ID);<a name="line.282"></a>
+<span class="sourceLineNo">283</span> }<a name="line.283"></a>
+<span class="sourceLineNo">284</span><a name="line.284"></a>
+<span class="sourceLineNo">285</span> /**<a name="line.285"></a>
+<span class="sourceLineNo">286</span> * Construct HRegionInfo with explicit parameters<a name="line.286"></a>
+<span class="sourceLineNo">287</span> *<a name="line.287"></a>
+<span class="sourceLineNo">288</span> * @param tableName the table descriptor<a name="line.288"></a>
+<span class="sourceLineNo">289</span> * @param startKey first key in region<a name="line.289"></a>
+<span class="sourceLineNo">290</span> * @param endKey end of key range<a name="line.290"></a>
+<span class="sourceLineNo">291</span> * @param split true if this region has split and we have daughter regions<a name="line.291"></a>
+<span class="sourceLineNo">292</span> * regions that may or may not hold references to this region.<a name="line.292"></a>
+<span class="sourceLineNo">293</span> * @param regionid Region id to use.<a name="line.293"></a>
+<span class="sourceLineNo">294</span> * @param replicaId the replicaId to use<a name="line.294"></a>
+<span class="sourceLineNo">295</span> * @throws IllegalArgumentException<a name="line.295"></a>
+<span class="sourceLineNo">296</span> */<a name="line.296"></a>
+<span class="sourceLineNo">297</span> public HRegionInfo(final TableName tableName, final byte[] startKey,<a name="line.297"></a>
+<span class="sourceLineNo">298</span> final byte[] endKey, final boolean split, final long regionid,<a name="line.298"></a>
+<span class="sourceLineNo">299</span> final int replicaId)<a name="line.299"></a>
+<span class="sourceLineNo">300</span> throws IllegalArgumentException {<a name="line.300"></a>
+<span class="sourceLineNo">301</span> super();<a name="line.301"></a>
+<span class="sourceLineNo">302</span> if (tableName == null) {<a name="line.302"></a>
+<span class="sourceLineNo">303</span> throw new IllegalArgumentException("TableName cannot be null");<a name="line.303"></a>
+<span class="sourceLineNo">304</span> }<a name="line.304"></a>
+<span class="sourceLineNo">305</span> this.tableName = tableName;<a name="line.305"></a>
+<span class="sourceLineNo">306</span> this.offLine = false;<a name="line.306"></a>
+<span class="sourceLineNo">307</span> this.regionId = regionid;<a name="line.307"></a>
+<span class="sourceLineNo">308</span> this.replicaId = replicaId;<a name="line.308"></a>
+<span class="sourceLineNo">309</span> if (this.replicaId > MAX_REPLICA_ID) {<a name="line.309"></a>
+<span class="sourceLineNo">310</span> throw new IllegalArgumentException("ReplicaId cannot be greater than" + MAX_REPLICA_ID);<a name="line.310"></a>
+<span class="sourceLineNo">311</span> }<a name="line.311"></a>
+<span class="sourceLineNo">312</span><a name="line.312"></a>
+<span class="sourceLineNo">313</span> this.regionName = createRegionName(this.tableName, startKey, regionId, replicaId, true);<a name="line.313"></a>
+<span class="sourceLineNo">314</span><a name="line.314"></a>
+<span class="sourceLineNo">315</span> this.split = split;<a name="line.315"></a>
+<span class="sourceLineNo">316</span> this.endKey = endKey == null? HConstants.EMPTY_END_ROW: endKey.clone();<a name="line.316"></a>
+<span class="sourceLineNo">317</span> this.startKey = startKey == null?<a name="line.317"></a>
+<span class="sourceLineNo">318</span> HConstants.EMPTY_START_ROW: startKey.clone();<a name="line.318"></a>
+<span class="sourceLineNo">319</span> this.tableName = tableName;<a name="line.319"></a>
+<span class="sourceLineNo">320</span> setHashCode();<a name="line.320"></a>
+<span class="sourceLineNo">321</span> }<a name="line.321"></a>
+<span class="sourceLineNo">322</span><a name="line.322"></a>
+<span class="sourceLineNo">323</span> /**<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * Costruct a copy of another HRegionInfo<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * @param other<a name="line.326"></a>
+<span class="sourceLineNo">327</span> */<a name="line.327"></a>
+<span class="sourceLineNo">328</span> public HRegionInfo(HRegionInfo other) {<a name="line.328"></a>
+<span class="sourceLineNo">329</span> super();<a name="line.329"></a>
+<span class="sourceLineNo">330</span> this.endKey = other.getEndKey();<a name="line.330"></a>
+<span class="sourceLineNo">331</span> this.offLine = other.isOffline();<a name="line.331"></a>
+<span class="sourceLineNo">332</span> this.regionId = other.getRegionId();<a name="line.332"></a>
+<span class="sourceLineNo">333</span> this.regionName = other.getRegionName();<a name="line.333"></a>
+<span class="sourceLineNo">334</span> this.split = other.isSplit();<a name="line.334"></a>
+<span class="sourceLineNo">335</span> this.startKey = other.getStartKey();<a name="line.335"></a>
+<span class="sourceLineNo">336</span> this.hashCode = other.hashCode();<a name="line.336"></a>
+<span class="sourceLineNo">337</span> this.encodedName = other.getEncodedName();<a name="line.337"></a>
+<span class="sourceLineNo">338</span> this.tableName = other.tableName;<a name="line.338"></a>
+<span class="sourceLineNo">339</span> this.replicaId = other.replicaId;<a name="line.339"></a>
+<span class="sourceLineNo">340</span> }<a name="line.340"></a>
+<span class="sourceLineNo">341</span><a name="line.341"></a>
+<span class="sourceLineNo">342</span> public HRegionInfo(HRegionInfo other, int replicaId) {<a name="line.342"></a>
+<span class="sourceLineNo">343</span> this(other);<a name="line.343"></a>
+<span class="sourceLineNo">344</span> this.replicaId = replicaId;<a name="line.344"></a>
+<span class="sourceLineNo">345</span> this.setHashCode();<a name="line.345"></a>
+<span class="sourceLineNo">346</span> }<a name="line.346"></a>
+<span class="sourceLineNo">347</span><a name="line.347"></a>
+<span class="sourceLineNo">348</span> /**<a name="line.348"></a>
+<span class="sourceLineNo">349</span> * Make a region name of passed parameters.<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * @param tableName<a name="line.350"></a>
+<span class="sourceLineNo">351</span> * @param startKey Can be null<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param regionid Region id (Usually timestamp from when region was created).<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @param newFormat should we create the region name in the new format<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * (such that it contains its encoded name?).<a name="line.354"></a>
+<span class="sourceLineNo">355</span> * @return Region name made of passed tableName, startKey and id<a name="line.355"></a>
+<span class="sourceLineNo">356</span> */<a name="line.356"></a>
+<span class="sourceLineNo">357</span> public static byte [] createRegionName(final TableName tableName,<a name="line.357"></a>
+<span class="sourceLineNo">358</span> final byte [] startKey, final long regionid, boolean newFormat) {<a name="line.358"></a>
+<span class="sourceLineNo">359</span> return createRegionName(tableName, startKey, Long.toString(regionid), newFormat);<a name="line.359"></a>
+<span class="sourceLineNo">360</span> }<a name="line.360"></a>
+<span class="sourceLineNo">361</span><a name="line.361"></a>
+<span class="sourceLineNo">362</span> /**<a name="line.362"></a>
+<span class="sourceLineNo">363</span> * Make a region name of passed parameters.<a name="line.363"></a>
+<span class="sourceLineNo">364</span> * @param tableName<a name="line.364"></a>
+<span class="sourceLineNo">365</span> * @param startKey Can be null<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * @param id Region id (Usually timestamp from when region was created).<a name="line.366"></a>
+<span class="sourceLineNo">367</span> * @param newFormat should we create the region name in the new format<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * (such that it contains its encoded name?).<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * @return Region name made of passed tableName, startKey and id<a name="line.369"></a>
+<span class="sourceLineNo">370</span> */<a name="line.370"></a>
+<span class="sourceLineNo">371</span> public static byte [] createRegionName(final TableName tableName,<a name="line.371"></a>
+<span class="sourceLineNo">372</span> final byte [] startKey, final String id, boolean newFormat) {<a name="line.372"></a>
+<span class="sourceLineNo">373</span> return createRegionName(tableName, startKey, Bytes.toBytes(id), newFormat);<a name="line.373"></a>
+<span class="sourceLineNo">374</span> }<a name="line.374"></a>
+<span class="sourceLineNo">375</span><a name="line.375"></a>
+<span class="sourceLineNo">376</span> /**<a name="line.376"></a>
+<span class="sourceLineNo">377</span> * Make a region name of passed parameters.<a name="line.377"></a>
+<span class="sourceLineNo">378</span> * @param tableName<a name="line.378"></a>
+<span class="sourceLineNo">379</span> * @param startKey Can be null<a name="line.379"></a>
+<span class="sourceLineNo">380</span> * @param regionid Region id (Usually timestamp from when region was created).<a name="line.380"></a>
+<span class="sourceLineNo">381</span> * @param replicaId<a name="line.381"></a>
+<span class="sourceLineNo">382</span> * @param newFormat should we create the region name in the new format<a name="line.382"></a>
+<span class="sourceLineNo">383</span> * (such that it contains its encoded name?).<a name="line.383"></a>
+<span class="sourceLineNo">384</span> * @return Region name made of passed tableName, startKey, id and replicaId<a name="line.384"></a>
+<span class="sourceLineNo">385</span> */<a name="line.385"></a>
+<span class="sourceLineNo">386</span> public static byte [] createRegionName(final TableName tableName,<a name="line.386"></a>
+<span class="sourceLineNo">387</span> final byte [] startKey, final long regionid, int replicaId, boolean newFormat) {<a name="line.387"></a>
+<span class="sourceLineNo">388</span> return createRegionName(tableName, startKey, Bytes.toBytes(Long.toString(regionid)),<a name="line.388"></a>
+<span class="sourceLineNo">389</span> replicaId, newFormat);<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> /**<a name="line.392"></a>
+<span class="sourceLineNo">393</span> * Make a region name of passed parameters.<a name="line.393"></a>
+<span class="sourceLineNo">394</span> * @param tableName<a name="line.394"></a>
+<span class="sourceLineNo">395</span> * @param startKey Can be null<a name="line.395"></a>
+<span class="sourceLineNo">396</span> * @param id Region id (Usually timestamp from when region was created).<a name="line.396"></a>
+<span class="sourceLineNo">397</span> * @param newFormat should we create the region name in the new format<a name="line.397"></a>
+<span class="sourceLineNo">398</span> * (such that it contains its encoded name?).<a name="line.398"></a>
+<span class="sourceLineNo">399</span> * @return Region name made of passed tableName, startKey and id<a name="line.399"></a>
+<span class="sourceLineNo">400</span> */<a name="line.400"></a>
+<span class="sourceLineNo">401</span> public static byte [] createRegionName(final TableName tableName,<a name="line.401"></a>
+<span class="sourceLineNo">402</span> final byte [] startKey, final byte [] id, boolean newFormat) {<a name="line.402"></a>
+<span class="sourceLineNo">403</span> return createRegionName(tableName, startKey, id, DEFAULT_REPLICA_ID, newFormat);<a name="line.403"></a>
+<span class="sourceLineNo">404</span> }<a name="line.404"></a>
+<span class="sourceLineNo">405</span> /**<a name="line.405"></a>
+<span class="sourceLineNo">406</span> * Make a region name of passed parameters.<a name="line.406"></a>
+<span class="sourceLineNo">407</span> * @param tableName<a name="line.407"></a>
+<span class="sourceLineNo">408</span> * @param startKey Can be null<a name="line.408"></a>
+<span class="sourceLineNo">409</span> * @param id Region id (Usually timestamp from when region was created).<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @param replicaId<a name="line.410"></a>
+<span class="sourceLineNo">411</span> * @param newFormat should we create the region name in the new format<a name="line.411"></a>
+<span class="sourceLineNo">412</span> * @return Region name made of passed tableName, startKey, id and replicaId<a name="line.412"></a>
+<span class="sourceLineNo">413</span> */<a name="line.413"></a>
+<span class="sourceLineNo">414</span> public static byte [] createRegionName(final TableName tableName,<a name="line.414"></a>
+<span class="sourceLineNo">415</span> final byte [] startKey, final byte [] id, final int replicaId, boolean newFormat) {<a name="line.415"></a>
+<span class="sourceLineNo">416</span> int len = tableName.getName().length + 2 + id.length +<a name="line.416"></a>
+<span class="sourceLineNo">417</span> (startKey == null? 0: startKey.length);<a name="line.417"></a>
+<span class="sourceLineNo">418</span> if (newFormat) {<a name="line.418"></a>
+<span class="sourceLineNo">419</span> len += MD5_HEX_LENGTH + 2;<a name="line.419"></a>
+<span class="sourceLineNo">420</span> }<a name="line.420"></a>
+<span class="sourceLineNo">421</span> byte[] replicaIdBytes = null;<a name="line.421"></a>
+<span class="sourceLineNo">422</span> // Special casing: replicaId is only appended if replicaId is greater than<a name="line.422"></a>
+<span class="sourceLineNo">423</span> // 0. This is because all regions in meta would have to be migrated to the new<a name="line.423"></a>
+<span class="sourceLineNo">424</span> // name otherwise<a name="line.424"></a>
+<span class="sourceLineNo">425</span> if (replicaId > 0) {<a name="line.425"></a>
+<span class="sourceLineNo">426</span> // use string representation for replica id<a name="line.426"></a>
+<span class="sourceLineNo">427</span> replicaIdBytes = Bytes.toBytes(String.format(REPLICA_ID_FORMAT, replicaId));<a name="line.427"></a>
+<span class="sourceLineNo">428</span> len += 1 + replicaIdBytes.length;<a name="line.428"></a>
+<span class="sourceLineNo">429</span> }<a name="line.429"></a>
+<span class="sourceLineNo">430</span><a name="line.430"></a>
+<span class="sourceLineNo">431</span> byte [] b = new byte [len];<a name="line.431"></a>
+<span class="sourceLineNo">432</span><a name="line.432"></a>
+<span class="sourceLineNo">433</span> int offset = tableName.getName().length;<a name="line.433"></a>
+<span class="sourceLineNo">434</span> System.arraycopy(tableName.getName(), 0, b, 0, offset);<a name="line.434"></a>
+<span class="sourceLineNo">435</span> b[offset++] = HConstants.DELIMITER;<a name="line.435"></a>
+<span class="sourceLineNo">436</span> if (startKey != null && startKey.length > 0) {<a name="line.436"></a>
+<span class="sourceLineNo">437</span> System.arraycopy(startKey, 0, b, offset, startKey.length);<a name="line.437"></a>
+<span class="sourceLineNo">438</span> offset += startKey.length;<a name="line.438"></a>
+<span class="sourceLineNo">439</span> }<a name="line.439"></a>
+<span class="sourceLineNo">440</span> b[offset++] = HConstants.DELIMITER;<a name="line.440"></a>
+<span class="sourceLineNo">441</span> System.arraycopy(id, 0, b, offset, id.length);<a name="line.441"></a>
+<span class="sourceLineNo">442</span> offset += id.length;<a name="line.442"></a>
+<span class="sourceLineNo">443</span><a name="line.443"></a>
+<span class="sourceLineNo">444</span> if (replicaIdBytes != null) {<a name="line.444"></a>
+<span class="sourceLineNo">445</span> b[offset++] = REPLICA_ID_DELIMITER;<a name="line.445"></a>
+<span class="sourceLineNo">446</span> System.arraycopy(replicaIdBytes, 0, b, offset, replicaIdBytes.length);<a name="line.446"></a>
+<span class="sourceLineNo">447</span> offset += replicaIdBytes.length;<a name="line.447"></a>
+<span class="sourceLineNo">448</span> }<a name="line.448"></a>
+<span class="sourceLineNo">449</span><a name="line.449"></a>
+<span class="sourceLineNo">450</span> if (newFormat) {<a name="line.450"></a>
+<span class="sourceLineNo">451</span> //<a name="line.451"></a>
+<span class="sourceLineNo">452</span> // Encoded name should be built into the region name.<a name="line.452"></a>
+<span class="sourceLineNo">453</span> //<a name="line.453"></a>
+<span class="sourceLineNo">454</span> // Use the region name thus far (namely, <tablename>,<startKey>,<id>_<replicaId>)<a name="line.454"></a>
+<span class="sourceLineNo">455</span> // to compute a MD5 hash to be used as the encoded name, and append<a name="line.455"></a>
+<span class="sourceLineNo">456</span> // it to the byte buffer.<a name="line.456"></a>
+<span class="sourceLineNo">457</span> //<a name="line.457"></a>
+<span class="sourceLineNo">458</span> String md5Hash = MD5Hash.getMD5AsHex(b, 0, offset);<a name="line.458"></a>
+<span class="sourceLineNo">459</span> byte [] md5HashBytes = Bytes.toBytes(md5Hash);<a name="line.459"></a>
+<span class="sourceLineNo">460</span><a name="line.460"></a>
+<span class="sourceLineNo">461</span> if (md5HashBytes.length != MD5_HEX_LENGTH) {<a name="line.461"></a>
+<span class="sourceLineNo">462</span> LOG.error("MD5-hash length mismatch: Expected=" + MD5_HEX_LENGTH +<a name="line.462"></a>
+<span class="sourceLineNo">463</span> "; Got=" + md5HashBytes.length);<a name="line.463"></a>
+<span class="sourceLineNo">464</span> }<a name="line.464"></a>
+<span class="sourceLineNo">465</span><a name="line.465"></a>
+<span class="sourceLineNo">466</span> // now append the bytes '.<encodedName>.' to the end<a name="line.466"></a>
+<span class="sourceLineNo">467</span> b[offset++] = ENC_SEPARATOR;<a name="line.467"></a>
+<span class="sourceLineNo">468</span> System.arraycopy(md5HashBytes, 0, b, offset, MD5_HEX_LENGTH);<a name="line.468"></a>
+<span class="sourceLineNo">469</span> offset += MD5_HEX_LENGTH;<a name="line.469"></a>
<span class="sourceLineNo">470</span> b[offset++] = ENC_SEPARATOR;<a name="line.470"></a>
-<span class="sourceLineNo">471</span> System.arraycopy(md5HashBytes, 0, b, offset, MD5_HEX_LENGTH);<a name="line.471"></a>
-<span class="sourceLineNo">472</span> offset += MD5_HEX_LENGTH;<a name="line.472"></a>
-<span class="sourceLineNo">473</span> b[offset++] = ENC_SEPARATOR;<a name="line.473"></a>
-<span class="sourceLineNo">474</span> }<a name="line.474"></a>
+<span class="sourceLineNo">471</span> }<a name="line.471"></a>
+<span class="sourceLineNo">472</span><a name="line.472"></a>
+<span class="sourceLineNo">473</span> return b;<a name="line.473"></a>
+<span class="sourceLineNo">474</span> }<a name="line.474"></a>
<span class="sourceLineNo">475</span><a name="line.475"></a>
-<span class="sourceLineNo">476</span> return b;<a name="line.476"></a>
-<span class="sourceLineNo">477</span> }<a name="line.477"></a>
-<span class="sourceLineNo">478</span><a name="line.478"></a>
-<span class="sourceLineNo">479</span> /**<a name="line.479"></a>
-<span class="sourceLineNo">480</span> * Gets the table name from the specified region name.<a name="line.480"></a>
-<span class="sourceLineNo">481</span> * @param regionName to extract the table name from<a name="line.481"></a>
-<span class="sourceLineNo">482</span> * @return Table name<a name="line.482"></a>
-<span class="sourceLineNo">483</span> */<a name="line.483"></a>
[... 1543 lines stripped ...]