[02/51] [partial] hbase-site git commit: Published site at 82d554e3783372cc6b05489452c815b57c06f6cd.

[git-site-role]

http://git-wip-us.apache.org/repos/asf/hbase-site/blob/709b8fcc/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.BalanceSwitchMode.html
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diff --git 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.BalanceSwitchMode.html
 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.BalanceSwitchMode.html
index d4b753c..b7ad62a 100644
--- 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.BalanceSwitchMode.html
+++ 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.BalanceSwitchMode.html
@@ -1229,8 +1229,8 @@
 <span class="sourceLineNo">1221</span>  public RestoreSnapshotResponse 
restoreSnapshot(RpcController controller,<a name="line.1221"></a>
 <span class="sourceLineNo">1222</span>      RestoreSnapshotRequest request) 
throws ServiceException {<a name="line.1222"></a>
 <span class="sourceLineNo">1223</span>    try {<a name="line.1223"></a>
-<span class="sourceLineNo">1224</span>      long procId = 
master.restoreSnapshot(request.getSnapshot(), request.getNonceGroup(),<a 
name="line.1224"></a>
-<span class="sourceLineNo">1225</span>        request.getNonce(), 
request.getRestoreACL());<a name="line.1225"></a>
+<span class="sourceLineNo">1224</span>      long procId = 
master.restoreSnapshot(request.getSnapshot(),<a name="line.1224"></a>
+<span class="sourceLineNo">1225</span>          request.getNonceGroup(), 
request.getNonce());<a name="line.1225"></a>
 <span class="sourceLineNo">1226</span>      return 
RestoreSnapshotResponse.newBuilder().setProcId(procId).build();<a 
name="line.1226"></a>
 <span class="sourceLineNo">1227</span>    } catch (ForeignException e) {<a 
name="line.1227"></a>
 <span class="sourceLineNo">1228</span>      throw new 
ServiceException(e.getCause());<a name="line.1228"></a>

http://git-wip-us.apache.org/repos/asf/hbase-site/blob/709b8fcc/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.html
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diff --git 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.html 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.html
index d4b753c..b7ad62a 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.html
@@ -1229,8 +1229,8 @@
 <span class="sourceLineNo">1221</span>  public RestoreSnapshotResponse 
restoreSnapshot(RpcController controller,<a name="line.1221"></a>
 <span class="sourceLineNo">1222</span>      RestoreSnapshotRequest request) 
throws ServiceException {<a name="line.1222"></a>
 <span class="sourceLineNo">1223</span>    try {<a name="line.1223"></a>
-<span class="sourceLineNo">1224</span>      long procId = 
master.restoreSnapshot(request.getSnapshot(), request.getNonceGroup(),<a 
name="line.1224"></a>
-<span class="sourceLineNo">1225</span>        request.getNonce(), 
request.getRestoreACL());<a name="line.1225"></a>
+<span class="sourceLineNo">1224</span>      long procId = 
master.restoreSnapshot(request.getSnapshot(),<a name="line.1224"></a>
+<span class="sourceLineNo">1225</span>          request.getNonceGroup(), 
request.getNonce());<a name="line.1225"></a>
 <span class="sourceLineNo">1226</span>      return 
RestoreSnapshotResponse.newBuilder().setProcId(procId).build();<a 
name="line.1226"></a>
 <span class="sourceLineNo">1227</span>    } catch (ForeignException e) {<a 
name="line.1227"></a>
 <span class="sourceLineNo">1228</span>      throw new 
ServiceException(e.getCause());<a name="line.1228"></a>

http://git-wip-us.apache.org/repos/asf/hbase-site/blob/709b8fcc/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/CloneSnapshotProcedure.html
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diff --git 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/CloneSnapshotProcedure.html
 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/CloneSnapshotProcedure.html
index c2a995c..2277513 100644
--- 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/CloneSnapshotProcedure.html
+++ 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/CloneSnapshotProcedure.html
@@ -77,412 +77,393 @@
 <span class="sourceLineNo">069</span><a name="line.69"></a>
 <span class="sourceLineNo">070</span>  private HTableDescriptor 
hTableDescriptor;<a name="line.70"></a>
 <span class="sourceLineNo">071</span>  private SnapshotDescription snapshot;<a 
name="line.71"></a>
-<span class="sourceLineNo">072</span>  private boolean restoreAcl;<a 
name="line.72"></a>
-<span class="sourceLineNo">073</span>  private List&lt;HRegionInfo&gt; 
newRegions = null;<a name="line.73"></a>
-<span class="sourceLineNo">074</span>  private Map&lt;String, Pair&lt;String, 
String&gt; &gt; parentsToChildrenPairMap = new HashMap&lt;&gt;();<a 
name="line.74"></a>
-<span class="sourceLineNo">075</span><a name="line.75"></a>
-<span class="sourceLineNo">076</span>  // Monitor<a name="line.76"></a>
-<span class="sourceLineNo">077</span>  private MonitoredTask monitorStatus = 
null;<a name="line.77"></a>
-<span class="sourceLineNo">078</span><a name="line.78"></a>
-<span class="sourceLineNo">079</span>  private Boolean traceEnabled = null;<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>   * Constructor (for failover)<a 
name="line.82"></a>
-<span class="sourceLineNo">083</span>   */<a name="line.83"></a>
-<span class="sourceLineNo">084</span>  public CloneSnapshotProcedure() {<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>  public CloneSnapshotProcedure(final 
MasterProcedureEnv env,<a name="line.87"></a>
-<span class="sourceLineNo">088</span>      final HTableDescriptor 
hTableDescriptor, final SnapshotDescription snapshot) {<a name="line.88"></a>
-<span class="sourceLineNo">089</span>    this(env, hTableDescriptor, snapshot, 
false);<a name="line.89"></a>
-<span class="sourceLineNo">090</span>  }<a name="line.90"></a>
-<span class="sourceLineNo">091</span><a name="line.91"></a>
-<span class="sourceLineNo">092</span>  /**<a name="line.92"></a>
-<span class="sourceLineNo">093</span>   * Constructor<a name="line.93"></a>
-<span class="sourceLineNo">094</span>   * @param env MasterProcedureEnv<a 
name="line.94"></a>
-<span class="sourceLineNo">095</span>   * @param hTableDescriptor the table to 
operate on<a name="line.95"></a>
-<span class="sourceLineNo">096</span>   * @param snapshot snapshot to clone 
from<a name="line.96"></a>
-<span class="sourceLineNo">097</span>   */<a name="line.97"></a>
-<span class="sourceLineNo">098</span>  public CloneSnapshotProcedure(final 
MasterProcedureEnv env,<a name="line.98"></a>
-<span class="sourceLineNo">099</span>      final HTableDescriptor 
hTableDescriptor, final SnapshotDescription snapshot,<a name="line.99"></a>
-<span class="sourceLineNo">100</span>      final boolean restoreAcl) {<a 
name="line.100"></a>
-<span class="sourceLineNo">101</span>    super(env);<a name="line.101"></a>
-<span class="sourceLineNo">102</span>    this.hTableDescriptor = 
hTableDescriptor;<a name="line.102"></a>
-<span class="sourceLineNo">103</span>    this.snapshot = snapshot;<a 
name="line.103"></a>
-<span class="sourceLineNo">104</span>    this.restoreAcl = restoreAcl;<a 
name="line.104"></a>
-<span class="sourceLineNo">105</span><a name="line.105"></a>
-<span class="sourceLineNo">106</span>    getMonitorStatus();<a 
name="line.106"></a>
-<span class="sourceLineNo">107</span>  }<a name="line.107"></a>
-<span class="sourceLineNo">108</span><a name="line.108"></a>
-<span class="sourceLineNo">109</span>  /**<a name="line.109"></a>
-<span class="sourceLineNo">110</span>   * Set up monitor status if it is not 
created.<a name="line.110"></a>
-<span class="sourceLineNo">111</span>   */<a name="line.111"></a>
-<span class="sourceLineNo">112</span>  private MonitoredTask 
getMonitorStatus() {<a name="line.112"></a>
-<span class="sourceLineNo">113</span>    if (monitorStatus == null) {<a 
name="line.113"></a>
-<span class="sourceLineNo">114</span>      monitorStatus = 
TaskMonitor.get().createStatus("Cloning  snapshot '" + snapshot.getName() +<a 
name="line.114"></a>
-<span class="sourceLineNo">115</span>        "' to table " + 
getTableName());<a name="line.115"></a>
-<span class="sourceLineNo">116</span>    }<a name="line.116"></a>
-<span class="sourceLineNo">117</span>    return monitorStatus;<a 
name="line.117"></a>
-<span class="sourceLineNo">118</span>  }<a name="line.118"></a>
-<span class="sourceLineNo">119</span><a name="line.119"></a>
-<span class="sourceLineNo">120</span>  private void 
restoreSnapshotAcl(MasterProcedureEnv env) throws IOException {<a 
name="line.120"></a>
-<span class="sourceLineNo">121</span>    Configuration conf = 
env.getMasterServices().getConfiguration();<a name="line.121"></a>
-<span class="sourceLineNo">122</span>    if (restoreAcl &amp;&amp; 
SnapshotDescriptionUtils.isSecurityAvailable(conf)) {<a name="line.122"></a>
-<span class="sourceLineNo">123</span>      MasterFileSystem fileSystemManager 
= env.getMasterServices().getMasterFileSystem();<a name="line.123"></a>
-<span class="sourceLineNo">124</span>      
SnapshotDescriptionUtils.grantSnapshotAcl(<a name="line.124"></a>
-<span class="sourceLineNo">125</span>        
SnapshotDescriptionUtils.getCompletedSnapshotDir(snapshot, 
fileSystemManager.getRootDir()),<a name="line.125"></a>
-<span class="sourceLineNo">126</span>        
fileSystemManager.getFileSystem(), hTableDescriptor.getTableName(), conf);<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>  @Override<a name="line.130"></a>
-<span class="sourceLineNo">131</span>  protected Flow executeFromState(final 
MasterProcedureEnv env, final CloneSnapshotState state)<a name="line.131"></a>
-<span class="sourceLineNo">132</span>      throws InterruptedException {<a 
name="line.132"></a>
-<span class="sourceLineNo">133</span>    if (isTraceEnabled()) {<a 
name="line.133"></a>
-<span class="sourceLineNo">134</span>      LOG.trace(this + " execute state=" 
+ state);<a name="line.134"></a>
-<span class="sourceLineNo">135</span>    }<a name="line.135"></a>
-<span class="sourceLineNo">136</span>    try {<a name="line.136"></a>
-<span class="sourceLineNo">137</span>      switch (state) {<a 
name="line.137"></a>
-<span class="sourceLineNo">138</span>        case 
CLONE_SNAPSHOT_PRE_OPERATION:<a name="line.138"></a>
-<span class="sourceLineNo">139</span>          // Verify if we can clone the 
table<a name="line.139"></a>
-<span class="sourceLineNo">140</span>          prepareClone(env);<a 
name="line.140"></a>
-<span class="sourceLineNo">141</span><a name="line.141"></a>
-<span class="sourceLineNo">142</span>          preCloneSnapshot(env);<a 
name="line.142"></a>
-<span class="sourceLineNo">143</span>          
setNextState(CloneSnapshotState.CLONE_SNAPSHOT_WRITE_FS_LAYOUT);<a 
name="line.143"></a>
-<span class="sourceLineNo">144</span>          break;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>        case 
CLONE_SNAPSHOT_WRITE_FS_LAYOUT:<a name="line.145"></a>
-<span class="sourceLineNo">146</span>          newRegions = 
createFilesystemLayout(env, hTableDescriptor, newRegions);<a 
name="line.146"></a>
-<span class="sourceLineNo">147</span>          
setNextState(CloneSnapshotState.CLONE_SNAPSHOT_ADD_TO_META);<a 
name="line.147"></a>
-<span class="sourceLineNo">148</span>          break;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>        case 
CLONE_SNAPSHOT_ADD_TO_META:<a name="line.149"></a>
-<span class="sourceLineNo">150</span>          addRegionsToMeta(env);<a 
name="line.150"></a>
-<span class="sourceLineNo">151</span>          
setNextState(CloneSnapshotState.CLONE_SNAPSHOT_ASSIGN_REGIONS);<a 
name="line.151"></a>
-<span class="sourceLineNo">152</span>          break;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>        case 
CLONE_SNAPSHOT_ASSIGN_REGIONS:<a name="line.153"></a>
-<span class="sourceLineNo">154</span>          
CreateTableProcedure.assignRegions(env, getTableName(), newRegions);<a 
name="line.154"></a>
-<span class="sourceLineNo">155</span>          
setNextState(CloneSnapshotState.CLONE_SNAPSHOT_UPDATE_DESC_CACHE);<a 
name="line.155"></a>
-<span class="sourceLineNo">156</span>          break;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>        case 
CLONE_SNAPSHOT_UPDATE_DESC_CACHE:<a name="line.157"></a>
-<span class="sourceLineNo">158</span>          
CreateTableProcedure.updateTableDescCache(env, getTableName());<a 
name="line.158"></a>
-<span class="sourceLineNo">159</span>          
setNextState(CloneSnapshotState.CLONE_SNAPSHOT_POST_OPERATION);<a 
name="line.159"></a>
-<span class="sourceLineNo">160</span>          break;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>        case 
CLONE_SNAPSHOT_POST_OPERATION:<a name="line.161"></a>
-<span class="sourceLineNo">162</span>          postCloneSnapshot(env);<a 
name="line.162"></a>
-<span class="sourceLineNo">163</span><a name="line.163"></a>
-<span class="sourceLineNo">164</span>          restoreSnapshotAcl(env);<a 
name="line.164"></a>
-<span class="sourceLineNo">165</span>          MetricsSnapshot metricsSnapshot 
= new MetricsSnapshot();<a name="line.165"></a>
-<span class="sourceLineNo">166</span>          
metricsSnapshot.addSnapshotClone(<a name="line.166"></a>
-<span class="sourceLineNo">167</span>            
getMonitorStatus().getCompletionTimestamp() - 
getMonitorStatus().getStartTime());<a name="line.167"></a>
-<span class="sourceLineNo">168</span>          
getMonitorStatus().markComplete("Clone snapshot '"+ snapshot.getName() +"' 
completed!");<a name="line.168"></a>
-<span class="sourceLineNo">169</span>          return Flow.NO_MORE_STATE;<a 
name="line.169"></a>
-<span class="sourceLineNo">170</span>        default:<a name="line.170"></a>
-<span class="sourceLineNo">171</span>          throw new 
UnsupportedOperationException("unhandled state=" + state);<a 
name="line.171"></a>
-<span class="sourceLineNo">172</span>      }<a name="line.172"></a>
-<span class="sourceLineNo">173</span>    } catch (IOException e) {<a 
name="line.173"></a>
-<span class="sourceLineNo">174</span>      if (isRollbackSupported(state)) {<a 
name="line.174"></a>
-<span class="sourceLineNo">175</span>        
setFailure("master-clone-snapshot", e);<a name="line.175"></a>
-<span class="sourceLineNo">176</span>      } else {<a name="line.176"></a>
-<span class="sourceLineNo">177</span>        LOG.warn("Retriable error trying 
to clone snapshot=" + snapshot.getName() +<a name="line.177"></a>
-<span class="sourceLineNo">178</span>          " to table=" + getTableName() + 
" state=" + state, e);<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>    return Flow.HAS_MORE_STATE;<a 
name="line.181"></a>
-<span class="sourceLineNo">182</span>  }<a name="line.182"></a>
-<span class="sourceLineNo">183</span><a name="line.183"></a>
-<span class="sourceLineNo">184</span>  @Override<a name="line.184"></a>
-<span class="sourceLineNo">185</span>  protected void rollbackState(final 
MasterProcedureEnv env, final CloneSnapshotState state)<a name="line.185"></a>
-<span class="sourceLineNo">186</span>      throws IOException {<a 
name="line.186"></a>
-<span class="sourceLineNo">187</span>    if (state == 
CloneSnapshotState.CLONE_SNAPSHOT_PRE_OPERATION) {<a name="line.187"></a>
-<span class="sourceLineNo">188</span>      
DeleteTableProcedure.deleteTableStates(env, getTableName());<a 
name="line.188"></a>
-<span class="sourceLineNo">189</span>      // TODO-MAYBE: call the deleteTable 
coprocessor event?<a name="line.189"></a>
-<span class="sourceLineNo">190</span>      return;<a name="line.190"></a>
-<span class="sourceLineNo">191</span>    }<a name="line.191"></a>
+<span class="sourceLineNo">072</span>  private List&lt;HRegionInfo&gt; 
newRegions = null;<a name="line.72"></a>
+<span class="sourceLineNo">073</span>  private Map&lt;String, Pair&lt;String, 
String&gt; &gt; parentsToChildrenPairMap = new HashMap&lt;&gt;();<a 
name="line.73"></a>
+<span class="sourceLineNo">074</span><a name="line.74"></a>
+<span class="sourceLineNo">075</span>  // Monitor<a name="line.75"></a>
+<span class="sourceLineNo">076</span>  private MonitoredTask monitorStatus = 
null;<a name="line.76"></a>
+<span class="sourceLineNo">077</span><a name="line.77"></a>
+<span class="sourceLineNo">078</span>  private Boolean traceEnabled = null;<a 
name="line.78"></a>
+<span class="sourceLineNo">079</span><a name="line.79"></a>
+<span class="sourceLineNo">080</span>  /**<a name="line.80"></a>
+<span class="sourceLineNo">081</span>   * Constructor (for failover)<a 
name="line.81"></a>
+<span class="sourceLineNo">082</span>   */<a name="line.82"></a>
+<span class="sourceLineNo">083</span>  public CloneSnapshotProcedure() {<a 
name="line.83"></a>
+<span class="sourceLineNo">084</span>  }<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>   * Constructor<a name="line.87"></a>
+<span class="sourceLineNo">088</span>   * @param env MasterProcedureEnv<a 
name="line.88"></a>
+<span class="sourceLineNo">089</span>   * @param hTableDescriptor the table to 
operate on<a name="line.89"></a>
+<span class="sourceLineNo">090</span>   * @param snapshot snapshot to clone 
from<a name="line.90"></a>
+<span class="sourceLineNo">091</span>   */<a name="line.91"></a>
+<span class="sourceLineNo">092</span>  public CloneSnapshotProcedure(final 
MasterProcedureEnv env,<a name="line.92"></a>
+<span class="sourceLineNo">093</span>      final HTableDescriptor 
hTableDescriptor, final SnapshotDescription snapshot) {<a name="line.93"></a>
+<span class="sourceLineNo">094</span>    super(env);<a name="line.94"></a>
+<span class="sourceLineNo">095</span>    this.hTableDescriptor = 
hTableDescriptor;<a name="line.95"></a>
+<span class="sourceLineNo">096</span>    this.snapshot = snapshot;<a 
name="line.96"></a>
+<span class="sourceLineNo">097</span><a name="line.97"></a>
+<span class="sourceLineNo">098</span>    getMonitorStatus();<a 
name="line.98"></a>
+<span class="sourceLineNo">099</span>  }<a name="line.99"></a>
+<span class="sourceLineNo">100</span><a name="line.100"></a>
+<span class="sourceLineNo">101</span>  /**<a name="line.101"></a>
+<span class="sourceLineNo">102</span>   * Set up monitor status if it is not 
created.<a name="line.102"></a>
+<span class="sourceLineNo">103</span>   */<a name="line.103"></a>
+<span class="sourceLineNo">104</span>  private MonitoredTask 
getMonitorStatus() {<a name="line.104"></a>
+<span class="sourceLineNo">105</span>    if (monitorStatus == null) {<a 
name="line.105"></a>
+<span class="sourceLineNo">106</span>      monitorStatus = 
TaskMonitor.get().createStatus("Cloning  snapshot '" + snapshot.getName() +<a 
name="line.106"></a>
+<span class="sourceLineNo">107</span>        "' to table " + 
getTableName());<a name="line.107"></a>
+<span class="sourceLineNo">108</span>    }<a name="line.108"></a>
+<span class="sourceLineNo">109</span>    return monitorStatus;<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>  @Override<a name="line.112"></a>
+<span class="sourceLineNo">113</span>  protected Flow executeFromState(final 
MasterProcedureEnv env, final CloneSnapshotState state)<a name="line.113"></a>
+<span class="sourceLineNo">114</span>      throws InterruptedException {<a 
name="line.114"></a>
+<span class="sourceLineNo">115</span>    if (isTraceEnabled()) {<a 
name="line.115"></a>
+<span class="sourceLineNo">116</span>      LOG.trace(this + " execute state=" 
+ state);<a name="line.116"></a>
+<span class="sourceLineNo">117</span>    }<a name="line.117"></a>
+<span class="sourceLineNo">118</span>    try {<a name="line.118"></a>
+<span class="sourceLineNo">119</span>      switch (state) {<a 
name="line.119"></a>
+<span class="sourceLineNo">120</span>        case 
CLONE_SNAPSHOT_PRE_OPERATION:<a name="line.120"></a>
+<span class="sourceLineNo">121</span>          // Verify if we can clone the 
table<a name="line.121"></a>
+<span class="sourceLineNo">122</span>          prepareClone(env);<a 
name="line.122"></a>
+<span class="sourceLineNo">123</span><a name="line.123"></a>
+<span class="sourceLineNo">124</span>          preCloneSnapshot(env);<a 
name="line.124"></a>
+<span class="sourceLineNo">125</span>          
setNextState(CloneSnapshotState.CLONE_SNAPSHOT_WRITE_FS_LAYOUT);<a 
name="line.125"></a>
+<span class="sourceLineNo">126</span>          break;<a name="line.126"></a>
+<span class="sourceLineNo">127</span>        case 
CLONE_SNAPSHOT_WRITE_FS_LAYOUT:<a name="line.127"></a>
+<span class="sourceLineNo">128</span>          newRegions = 
createFilesystemLayout(env, hTableDescriptor, newRegions);<a 
name="line.128"></a>
+<span class="sourceLineNo">129</span>          
setNextState(CloneSnapshotState.CLONE_SNAPSHOT_ADD_TO_META);<a 
name="line.129"></a>
+<span class="sourceLineNo">130</span>          break;<a name="line.130"></a>
+<span class="sourceLineNo">131</span>        case 
CLONE_SNAPSHOT_ADD_TO_META:<a name="line.131"></a>
+<span class="sourceLineNo">132</span>          addRegionsToMeta(env);<a 
name="line.132"></a>
+<span class="sourceLineNo">133</span>          
setNextState(CloneSnapshotState.CLONE_SNAPSHOT_ASSIGN_REGIONS);<a 
name="line.133"></a>
+<span class="sourceLineNo">134</span>          break;<a name="line.134"></a>
+<span class="sourceLineNo">135</span>        case 
CLONE_SNAPSHOT_ASSIGN_REGIONS:<a name="line.135"></a>
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setNextState(CloneSnapshotState.CLONE_SNAPSHOT_UPDATE_DESC_CACHE);<a 
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CreateTableProcedure.updateTableDescCache(env, getTableName());<a 
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setNextState(CloneSnapshotState.CLONE_SNAPSHOT_POST_OPERATION);<a 
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metricsSnapshot.addSnapshotClone(<a name="line.147"></a>
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getMonitorStatus().getCompletionTimestamp() - 
getMonitorStatus().getStartTime());<a name="line.148"></a>
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getMonitorStatus().markComplete("Clone snapshot '"+ snapshot.getName() +"' 
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setFailure("master-clone-snapshot", e);<a name="line.156"></a>
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" state=" + state, e);<a name="line.159"></a>
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CloneSnapshotState.CLONE_SNAPSHOT_PRE_OPERATION) {<a name="line.168"></a>
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DeleteTableProcedure.deleteTableStates(env, getTableName());<a 
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coprocessor event?<a name="line.170"></a>
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rollback. The execution will succeed, at some point.<a name="line.174"></a>
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getState(final int stateId) {<a name="line.189"></a>
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getInitialState() {<a name="line.199"></a>
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+<span class="sourceLineNo">207</span><a name="line.207"></a>
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+<span class="sourceLineNo">209</span>  public TableOperationType 
getTableOperationType() {<a name="line.209"></a>
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Clone is creating a table<a name="line.210"></a>
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+<span class="sourceLineNo">213</span>  @Override<a name="line.213"></a>
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toStringClassDetails(StringBuilder sb) {<a name="line.214"></a>
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sb.append(getClass().getSimpleName());<a name="line.215"></a>
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+<span class="sourceLineNo">219</span>    sb.append(snapshot);<a 
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+<span class="sourceLineNo">222</span><a name="line.222"></a>
+<span class="sourceLineNo">223</span>  @Override<a name="line.223"></a>
+<span class="sourceLineNo">224</span>  public void serializeStateData(final 
OutputStream stream) throws IOException {<a name="line.224"></a>
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 <span class="sourceLineNo">226</span><a name="line.226"></a>
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Clone is creating a table<a name="line.229"></a>
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sb.append(getClass().getSimpleName());<a name="line.234"></a>
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MasterProcedureProtos.CloneSnapshotStateData.Builder cloneSnapshotMsg =<a 
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MasterProcedureProtos.CloneSnapshotStateData.newBuilder()<a name="line.247"></a>
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.setUserInfo(MasterProcedureUtil.toProtoUserInfo(getUser()))<a 
name="line.248"></a>
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.setTableSchema(ProtobufUtil.convertToTableSchema(hTableDescriptor));<a 
name="line.250"></a>
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{<a name="line.252"></a>
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cloneSnapshotMsg.addRegionInfo(HRegionInfo.convert(hri));<a name="line.253"></a>
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(!parentsToChildrenPairMap.isEmpty()) {<a name="line.256"></a>
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Iterator&lt;Map.Entry&lt;String, Pair&lt;String, String&gt;&gt;&gt; it =<a 
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parentsToChildrenPairMap.entrySet().iterator();<a name="line.258"></a>
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Pair&lt;String, String&gt;&gt; entry = it.next();<a name="line.260"></a>
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MasterProcedureProtos.RestoreParentToChildRegionsPair.Builder 
parentToChildrenPair =<a name="line.262"></a>
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MasterProcedureProtos.RestoreParentToChildRegionsPair.newBuilder()<a 
name="line.263"></a>
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.setParentRegionName(entry.getKey())<a name="line.264"></a>
-<span class="sourceLineNo">265</span>          
.setChild1RegionName(entry.getValue().getFirst())<a name="line.265"></a>
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.setChild2RegionName(entry.getValue().getSecond());<a name="line.266"></a>
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cloneSnapshotMsg.addParentToChildRegionsPairList(parentToChildrenPair);<a 
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cloneSnapshotMsg.build().writeDelimitedTo(stream);<a name="line.270"></a>
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MasterProcedureProtos.CloneSnapshotStateData cloneSnapshotMsg =<a 
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MasterProcedureProtos.CloneSnapshotStateData.parseDelimitedFrom(stream);<a 
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setUser(MasterProcedureUtil.toUserInfo(cloneSnapshotMsg.getUserInfo()));<a 
name="line.279"></a>
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cloneSnapshotMsg.getSnapshot();<a name="line.280"></a>
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ProtobufUtil.convertToHTableDesc(cloneSnapshotMsg.getTableSchema());<a 
name="line.281"></a>
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(cloneSnapshotMsg.getRegionInfoCount() == 0) {<a name="line.282"></a>
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name="line.283"></a>
-<span class="sourceLineNo">284</span>    } else {<a name="line.284"></a>
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ArrayList&lt;&gt;(cloneSnapshotMsg.getRegionInfoCount());<a name="line.285"></a>
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cloneSnapshotMsg.getRegionInfoList()) {<a name="line.286"></a>
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newRegions.add(HRegionInfo.convert(hri));<a name="line.287"></a>
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-<span class="sourceLineNo">290</span>    if 
(cloneSnapshotMsg.getParentToChildRegionsPairListCount() &gt; 0) {<a 
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HashMap&lt;&gt;();<a name="line.291"></a>
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(MasterProcedureProtos.RestoreParentToChildRegionsPair parentToChildrenPair:<a 
name="line.292"></a>
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cloneSnapshotMsg.getParentToChildRegionsPairListList()) {<a name="line.293"></a>
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name="line.294"></a>
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parentToChildrenPair.getParentRegionName(),<a name="line.295"></a>
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name="line.296"></a>
-<span class="sourceLineNo">297</span>            
parentToChildrenPair.getChild1RegionName(),<a name="line.297"></a>
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parentToChildrenPair.getChild2RegionName()));<a name="line.298"></a>
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is set up<a name="line.301"></a>
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name="line.302"></a>
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cloning from snapshot.<a name="line.306"></a>
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name="line.308"></a>
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MasterProcedureEnv env) throws IOException {<a name="line.310"></a>
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getTableName();<a name="line.311"></a>
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(MetaTableAccessor.tableExists(env.getMasterServices().getConnection(), 
tableName)) {<a name="line.312"></a>
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TableExistsException(getTableName());<a name="line.313"></a>
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snapshot.<a name="line.318"></a>
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InterruptedException {<a name="line.324"></a>
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{<a name="line.325"></a>
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quota<a name="line.326"></a>
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env.getMasterServices().getMasterFileSystem();<a name="line.327"></a>
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SnapshotDescriptionUtils.getCompletedSnapshotDir(snapshot, mfs.getRootDir()),<a 
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ProcedureSyncWait.getMasterQuotaManager(env)<a name="line.335"></a>
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.checkNamespaceTableAndRegionQuota(getTableName(), 
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cpHost.preCreateTableAction(hTableDescriptor, null, getUser());<a 
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cpHost.postCompletedCreateTableAction(hTableDescriptor, regions, getUser());<a 
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getMonitorStatus().setStatus("Clone snapshot - creating regions for table: " + 
tableName);<a name="line.383"></a>
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!metaChanges.hasRegionsToRestore(), "A clone should not have regions to 
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!metaChanges.hasRegionsToRemove(), "A clone should not have regions to 
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metaChanges.getRegionsToAdd();<a name="line.406"></a>
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ProtobufUtil.createSnapshotDesc(snapshot));<a name="line.412"></a>
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system.<a name="line.423"></a>
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((FSTableDescriptors)(env.getMasterServices().getTableDescriptors()))<a 
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CreateTableProcedure.moveTempDirectoryToHBaseRoot(env, hTableDescriptor, 
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RestoreSnapshotHelper.RestoreMetaChanges metaChanges =<a name="line.460"></a>
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parentsToChildrenPairMap);<a name="line.462"></a>
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metaChanges.updateMetaParentRegions(env.getMasterServices().getConnection(), 
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from a different machine. If the variable is null, we need to<a 
name="line.467"></a>
-<span class="sourceLineNo">468</span>   * retrieve it.<a name="line.468"></a>
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name="line.469"></a>
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name="line.472"></a>
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LOG.isTraceEnabled();<a name="line.473"></a>
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name="line.475"></a>
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+<span class="sourceLineNo">227</span>    
MasterProcedureProtos.CloneSnapshotStateData.Builder cloneSnapshotMsg =<a 
name="line.227"></a>
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MasterProcedureProtos.CloneSnapshotStateData.newBuilder()<a name="line.228"></a>
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.setUserInfo(MasterProcedureUtil.toProtoUserInfo(getUser()))<a 
name="line.229"></a>
+<span class="sourceLineNo">230</span>        .setSnapshot(this.snapshot)<a 
name="line.230"></a>
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.setTableSchema(ProtobufUtil.convertToTableSchema(hTableDescriptor));<a 
name="line.231"></a>
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{<a name="line.233"></a>
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cloneSnapshotMsg.addRegionInfo(HRegionInfo.convert(hri));<a name="line.234"></a>
+<span class="sourceLineNo">235</span>      }<a name="line.235"></a>
+<span class="sourceLineNo">236</span>    }<a name="line.236"></a>
+<span class="sourceLineNo">237</span>    if 
(!parentsToChildrenPairMap.isEmpty()) {<a name="line.237"></a>
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Iterator&lt;Map.Entry&lt;String, Pair&lt;String, String&gt;&gt;&gt; it =<a 
name="line.238"></a>
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parentsToChildrenPairMap.entrySet().iterator();<a name="line.239"></a>
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name="line.240"></a>
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Pair&lt;String, String&gt;&gt; entry = it.next();<a name="line.241"></a>
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+<span class="sourceLineNo">243</span>        
MasterProcedureProtos.RestoreParentToChildRegionsPair.Builder 
parentToChildrenPair =<a name="line.243"></a>
+<span class="sourceLineNo">244</span>          
MasterProcedureProtos.RestoreParentToChildRegionsPair.newBuilder()<a 
name="line.244"></a>
+<span class="sourceLineNo">245</span>          
.setParentRegionName(entry.getKey())<a name="line.245"></a>
+<span class="sourceLineNo">246</span>          
.setChild1RegionName(entry.getValue().getFirst())<a name="line.246"></a>
+<span class="sourceLineNo">247</span>          
.setChild2RegionName(entry.getValue().getSecond());<a name="line.247"></a>
+<span class="sourceLineNo">248</span>        
cloneSnapshotMsg.addParentToChildRegionsPairList(parentToChildrenPair);<a 
name="line.248"></a>
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+<span class="sourceLineNo">250</span>    }<a name="line.250"></a>
+<span class="sourceLineNo">251</span>    
cloneSnapshotMsg.build().writeDelimitedTo(stream);<a name="line.251"></a>
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+<span class="sourceLineNo">253</span><a name="line.253"></a>
+<span class="sourceLineNo">254</span>  @Override<a name="line.254"></a>
+<span class="sourceLineNo">255</span>  public void deserializeStateData(final 
InputStream stream) throws IOException {<a name="line.255"></a>
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name="line.256"></a>
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MasterProcedureProtos.CloneSnapshotStateData cloneSnapshotMsg =<a 
name="line.258"></a>
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MasterProcedureProtos.CloneSnapshotStateData.parseDelimitedFrom(stream);<a 
name="line.259"></a>
+<span class="sourceLineNo">260</span>    
setUser(MasterProcedureUtil.toUserInfo(cloneSnapshotMsg.getUserInfo()));<a 
name="line.260"></a>
+<span class="sourceLineNo">261</span>    snapshot = 
cloneSnapshotMsg.getSnapshot();<a name="line.261"></a>
+<span class="sourceLineNo">262</span>    hTableDescriptor = 
ProtobufUtil.convertToHTableDesc(cloneSnapshotMsg.getTableSchema());<a 
name="line.262"></a>
+<span class="sourceLineNo">263</span>    if 
(cloneSnapshotMsg.getRegionInfoCount() == 0) {<a name="line.263"></a>
+<span class="sourceLineNo">264</span>      newRegions = null;<a 
name="line.264"></a>
+<span class="sourceLineNo">265</span>    } else {<a name="line.265"></a>
+<span class="sourceLineNo">266</span>      newRegions = new 
ArrayList&lt;&gt;(cloneSnapshotMsg.getRegionInfoCount());<a name="line.266"></a>
+<span class="sourceLineNo">267</span>      for (HBaseProtos.RegionInfo hri: 
cloneSnapshotMsg.getRegionInfoList()) {<a name="line.267"></a>
+<span class="sourceLineNo">268</span>        
newRegions.add(HRegionInfo.convert(hri));<a name="line.268"></a>
+<span class="sourceLineNo">269</span>      }<a name="line.269"></a>
+<span class="sourceLineNo">270</span>    }<a name="line.270"></a>
+<span class="sourceLineNo">271</span>    if 
(cloneSnapshotMsg.getParentToChildRegionsPairListCount() &gt; 0) {<a 
name="line.271"></a>
+<span class="sourceLineNo">272</span>      parentsToChildrenPairMap = new 
HashMap&lt;&gt;();<a name="line.272"></a>
+<span class="sourceLineNo">273</span>      for 
(MasterProcedureProtos.RestoreParentToChildRegionsPair parentToChildrenPair:<a 
name="line.273"></a>
+<span class="sourceLineNo">274</span>        
cloneSnapshotMsg.getParentToChildRegionsPairListList()) {<a name="line.274"></a>
+<span class="sourceLineNo">275</span>        parentsToChildrenPairMap.put(<a 
name="line.275"></a>
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parentToChildrenPair.getParentRegionName(),<a name="line.276"></a>
+<span class="sourceLineNo">277</span>          new Pair&lt;&gt;(<a 
name="line.277"></a>
+<span class="sourceLineNo">278</span>            
parentToChildrenPair.getChild1RegionName(),<a name="line.278"></a>
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parentToChildrenPair.getChild2RegionName()));<a name="line.279"></a>
+<span class="sourceLineNo">280</span>      }<a name="line.280"></a>
+<span class="sourceLineNo">281</span>    }<a name="line.281"></a>
+<span class="sourceLineNo">282</span>    // Make sure that the monitor status 
is set up<a name="line.282"></a>
+<span class="sourceLineNo">283</span>    getMonitorStatus();<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>  /**<a name="line.286"></a>
+<span class="sourceLineNo">287</span>   * Action before any real action of 
cloning from snapshot.<a name="line.287"></a>
+<span class="sourceLineNo">288</span>   * @param env MasterProcedureEnv<a 
name="line.288"></a>
+<span class="sourceLineNo">289</span>   * @throws IOException<a 
name="line.289"></a>
+<span class="sourceLineNo">290</span>   */<a name="line.290"></a>
+<span class="sourceLineNo">291</span>  private void prepareClone(final 
MasterProcedureEnv env) throws IOException {<a name="line.291"></a>
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getTableName();<a name="line.292"></a>
+<span class="sourceLineNo">293</span>    if 
(MetaTableAccessor.tableExists(env.getMasterServices().getConnection(), 
tableName)) {<a name="line.293"></a>
+<span class="sourceLineNo">294</span>      throw new 
TableExistsException(getTableName());<a name="line.294"></a>
+<span class="sourceLineNo">295</span>    }<a name="line.295"></a>
+<span class="sourceLineNo">296</span>  }<a name="line.296"></a>
+<span class="sourceLineNo">297</span><a name="line.297"></a>
+<span class="sourceLineNo">298</span>  /**<a name="line.298"></a>
+<span class="sourceLineNo">299</span>   * Action before cloning from 
snapshot.<a name="line.299"></a>
+<span class="sourceLineNo">300</span>   * @param env MasterProcedureEnv<a 
name="line.300"></a>
+<span class="sourceLineNo">301</span>   * @throws IOException<a 
name="line.301"></a>
+<span class="sourceLineNo">302</span>   * @throws InterruptedException<a 
name="line.302"></a>
+<span class="sourceLineNo">303</span>   */<a name="line.303"></a>
+<span class="sourceLineNo">304</span>  private void preCloneSnapshot(final 
MasterProcedureEnv env)<a name="line.304"></a>
+<span class="sourceLineNo">305</span>      throws IOException, 
InterruptedException {<a name="line.305"></a>
+<span class="sourceLineNo">306</span>    if (!getTableName().isSystemTable()) 
{<a name="line.306"></a>
+<span class="sourceLineNo">307</span>      // Check and update namespace 
quota<a name="line.307"></a>
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env.getMasterServices().getMasterFileSystem();<a name="line.308"></a>
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name="line.311"></a>
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name="line.312"></a>
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SnapshotDescriptionUtils.getCompletedSnapshotDir(snapshot, mfs.getRootDir()),<a 
name="line.313"></a>
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ProcedureSyncWait.getMasterQuotaManager(env)<a name="line.316"></a>
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.checkNamespaceTableAndRegionQuota(getTableName(), 
manifest.getRegionManifestsMap().size());<a name="line.317"></a>
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env.getMasterCoprocessorHost();<a name="line.320"></a>
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name="line.321"></a>
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cpHost.preCreateTableAction(hTableDescriptor, null, getUser());<a 
name="line.322"></a>
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+<span class="sourceLineNo">325</span><a name="line.325"></a>
+<span class="sourceLineNo">326</span>  /**<a name="line.326"></a>
+<span class="sourceLineNo">327</span>   * Action after cloning from 
snapshot.<a name="line.327"></a>
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name="line.328"></a>
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name="line.330"></a>
+<span class="sourceLineNo">331</span>   */<a name="line.331"></a>
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MasterProcedureEnv env)<a name="line.332"></a>
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InterruptedException {<a name="line.333"></a>
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env.getMasterCoprocessorHost();<a name="line.334"></a>
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(newRegions == null) ? null :<a name="line.336"></a>
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HRegionInfo[newRegions.size()]);<a name="line.337"></a>
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cpHost.postCompletedCreateTableAction(hTableDescriptor, regions, getUser());<a 
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+<span class="sourceLineNo">342</span>  /**<a name="line.342"></a>
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name="line.343"></a>
+<span class="sourceLineNo">344</span>   * @param env MasterProcedureEnv<a 
name="line.344"></a>
+<span class="sourceLineNo">345</span>   * @throws IOException<a 
name="line.345"></a>
+<span class="sourceLineNo">346</span>   */<a name="line.346"></a>
+<span class="sourceLineNo">347</span>  private List&lt;HRegionInfo&gt; 
createFilesystemLayout(<a name="line.347"></a>
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name="line.348"></a>
+<span class="sourceLineNo">349</span>    final HTableDescriptor 
hTableDescriptor,<a name="line.349"></a>
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newRegions) throws IOException {<a name="line.350"></a>
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hTableDescriptor, newRegions, new CreateHdfsRegions() {<a name="line.351"></a>
+<span class="sourceLineNo">352</span>      @Override<a name="line.352"></a>
+<span class="sourceLineNo">353</span>      public List&lt;HRegionInfo&gt; 
createHdfsRegions(<a name="line.353"></a>
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name="line.354"></a>
+<span class="sourceLineNo">355</span>        final Path tableRootDir, final 
TableName tableName,<a name="line.355"></a>
+<span class="sourceLineNo">356</span>        final List&lt;HRegionInfo&gt; 
newRegions) throws IOException {<a name="line.356"></a>
+<span class="sourceLineNo">357</span><a name="line.357"></a>
+<span class="sourceLineNo">358</span>        final MasterFileSystem mfs = 
env.getMasterServices().getMasterFileSystem();<a name="line.358"></a>
+<span class="sourceLineNo">359</span>        final FileSystem fs = 
mfs.getFileSystem();<a name="line.359"></a>
+<span class="sourceLineNo">360</span>        final Path rootDir = 
mfs.getRootDir();<a name="line.360"></a>
+<span class="sourceLineNo">361</span>        final Configuration conf = 
env.getMasterConfiguration();<a name="line.361"></a>
+<span class="sourceLineNo">362</span>        final ForeignExceptionDispatcher 
monitorException = new ForeignExceptionDispatcher();<a name="line.362"></a>
+<span class="sourceLineNo">363</span><a name="line.363"></a>
+<span class="sourceLineNo">364</span>        
getMonitorStatus().setStatus("Clone snapshot - creating regions for table: " + 
tableName);<a name="line.364"></a>
+<span class="sourceLineNo">365</span><a name="line.365"></a>
+<span class="sourceLineNo">366</span>        try {<a name="line.366"></a>
+<span class="sourceLineNo">367</span>          // 1. Execute the on-disk 
Clone<a name="line.367"></a>
+<span class="sourceLineNo">368</span>          Path snapshotDir = 
SnapshotDescriptionUtils.getCompletedSnapshotDir(snapshot, rootDir);<a 
name="line.368"></a>
+<span class="sourceLineNo">369</span>          SnapshotManifest manifest = 
SnapshotManifest.open(conf, fs, snapshotDir, snapshot);<a name="line.369"></a>
+<span class="sourceLineNo">370</span>          RestoreSnapshotHelper 
restoreHelper = new RestoreSnapshotHelper(<a name="line.370"></a>
+<span class="sourceLineNo">371</span>            conf, fs, manifest, 
hTableDescriptor, tableRootDir, monitorException, monitorStatus);<a 
name="line.371"></a>
+<span class="sourceLineNo">372</span>          
RestoreSnapshotHelper.RestoreMetaChanges metaChanges = 
restoreHelper.restoreHdfsRegions();<a name="line.372"></a>
+<span class="sourceLineNo">373</span><a name="line.373"></a>
+<span class="sourceLineNo">374</span>          // Clone operation should not 
have stuff to restore or remove<a name="line.374"></a>
+<span class="sourceLineNo">375</span>          Preconditions.checkArgument(<a 
name="line.375"></a>
+<span class="sourceLineNo">376</span>            
!metaChanges.hasRegionsToRestore(), "A clone should not have regions to 
restore");<a name="line.376"></a>
+<span class="sourceLineNo">377</span>          Preconditions.checkArgument(<a 
name="line.377"></a>
+<span class="sourceLineNo">378</span>            
!metaChanges.hasRegionsToRemove(), "A clone should not have regions to 
remove");<a name="line.378"></a>
+<span class="sourceLineNo">379</span><a name="line.379"></a>
+<span class="sourceLineNo">380</span>          // At this point the clone is 
complete. Next step is enabling the table.<a name="line.380"></a>
+<span class="sourceLineNo">381</span>          String msg =<a 
name="line.381"></a>
+<span class="sourceLineNo">382</span>            "Clone snapshot="+ 
snapshot.getName() +" on table=" + tableName + " completed!";<a 
name="line.382"></a>
+<span class="sourceLineNo">383</span>          LOG.info(msg);<a 
name="line.383"></a>
+<span class="sourceLineNo">384</span>          monitorStatus.setStatus(msg + " 
Waiting for table to be enabled...");<a name="line.384"></a>
+<span class="sourceLineNo">385</span><a name="line.385"></a>
+<span class="sourceLineNo">386</span>          // 2. Let the next step to add 
the regions to meta<a name="line.386"></a>
+<span class="sourceLineNo">387</span>          return 
metaChanges.getRegionsToAdd();<a name="line.387"></a>
+<span class="sourceLineNo">388</span>        } catch (Exception e) {<a 
name="line.388"></a>
+<span class="sourceLineNo">389</span>          String msg = "clone snapshot=" 
+ ClientSnapshotDescriptionUtils.toString(snapshot) +<a name="line.389"></a>
+<span class="sourceLineNo">390</span>            " failed because " + 
e.getMessage();<a name="line.390"></a>
+<span class="sourceLineNo">391</span>          LOG.error(msg, e);<a 
name="line.391"></a>
+<span class="sourceLineNo">392</span>          IOException rse = new 
RestoreSnapshotException(msg, e,<a name="line.392"></a>
+<span class="sourceLineNo">393</span>              
ProtobufUtil.createSnapshotDesc(snapshot));<a name="line.393"></a>
+<span class="sourceLineNo">394</span><a name="line.394"></a>
+<span class="sourceLineNo">395</span>          // these handlers aren't 
futures so we need to register the error here.<a name="line.395"></a>
+<span class="sourceLineNo">396</span>          monitorException.receive(new 
ForeignException("Master CloneSnapshotProcedure", rse));<a name="line.396"></a>
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+<span class="sourceLineNo">399</span>      }<a name="line.399"></a>
+<span class="sourceLineNo">400</span>    });<a name="line.400"></a>
+<span class="sourceLineNo">401</span>  }<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>   * Create region layout in file 
system.<a name="line.404"></a>
+<span class="sourceLineNo">405</span>   * @param env MasterProcedureEnv<a 
name="line.405"></a>
+<span class="sourceLineNo">406</span>   * @throws IOException<a 
name="line.406"></a>
+<span class="sourceLineNo">407</span>   */<a name="line.407"></a>
+<span class="sourceLineNo">408</span>  private List&lt;HRegionInfo&gt; 
createFsLayout(<a name="line.408"></a>
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name="line.409"></a>
+<span class="sourceLineNo">410</span>    final HTableDescriptor 
hTableDescriptor,<a name="line.410"></a>
+<span class="sourceLineNo">411</span>    List&lt;HRegionInfo&gt; newRegions,<a 
name="line.411"></a>
+<span class="sourceLineNo">412</span>    final CreateHdfsRegions 
hdfsRegionHandler) throws IOException {<a name="line.412"></a>
+<span class="sourceLineNo">413</span>    final MasterFileSystem mfs = 
env.getMasterServices().getMasterFileSystem();<a name="line.413"></a>
+<span class="sourceLineNo">414</span>    final Path tempdir = 
mfs.getTempDir();<a name="line.414"></a>
+<span class="sourceLineNo">415</span><a name="line.415"></a>
+<span class="sourceLineNo">416</span>    // 1. Create Table Descriptor<a 
name="line.416"></a>
+<span class="sourceLineNo">417</span>    // using a copy of descriptor, table 
will be created enabling first<a name="line.417"></a>
+<span class="sourceLineNo">418</span>    HTableDescriptor underConstruction = 
new HTableDescriptor(hTableDescriptor);<a name="line.418"></a>
+<span class="sourceLineNo">419</span>    final Path tempTableDir = 
FSUtils.getTableDir(tempdir, hTableDescriptor.getTableName());<a 
name="line.419"></a>
+<span class="sourceLineNo">420</span>    
((FSTableDescriptors)(env.getMasterServices().getTableDescriptors()))<a 
name="line.420"></a>
+<span class="sourceLineNo">421</span>      
.createTableDescriptorForTableDirectory(tempTableDir, underConstruction, 
false);<a name="line.421"></a>
+<span class="sourceLineNo">422</span><a name="line.422"></a>
+<span class="sourceLineNo">423</span>    // 2. Create Regions<a 
name="line.423"></a>
+<span class="sourceLineNo">424</span>    newRegions = 
hdfsRegionHandler.createHdfsRegions(<a name="line.424"></a>
+<span class="sourceLineNo">425</span>      env, tempdir, 
hTableDescriptor.getTableName(), newRegions);<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span>    // 3. Move Table temp directory to 
the hbase root location<a name="line.427"></a>
+<span class="sourceLineNo">428</span>    
CreateTableProcedure.moveTempDirectoryToHBaseRoot(env, hTableDescriptor, 
tempTableDir);<a name="line.428"></a>
+<span class="sourceLineNo">429</span><a name="line.429"></a>
+<span class="sourceLineNo">430</span>    return newRegions;<a 
name="line.430"></a>
+<span class="sourceLineNo">431</span>  }<a name="line.431"></a>
+<span class="sourceLineNo">432</span><a name="line.432"></a>
+<span class="sourceLineNo">433</span>  /**<a name="line.433"></a>
+<span class="sourceLineNo">434</span>   * Add regions to hbase:meta table.<a 
name="line.434"></a>
+<span class="sourceLineNo">435</span>   * @param env MasterProcedureEnv<a 
name="line.435"></a>
+<span class="sourceLineNo">436</span>   * @throws IOException<a 
name="line.436"></a>
+<span class="sourceLineNo">437</span>   */<a name="line.437"></a>
+<span class="sourceLineNo">438</span>  private void addRegionsToMeta(final 
MasterProcedureEnv env) throws IOException {<a name="line.438"></a>
+<span class="sourceLineNo">439</span>    newRegions = 
CreateTableProcedure.addTableToMeta(env, hTableDescriptor, newRegions);<a 
name="line.439"></a>
+<span class="sourceLineNo">440</span><a name="line.440"></a>
+<span class="sourceLineNo">441</span>    
RestoreSnapshotHelper.RestoreMetaChanges metaChanges =<a name="line.441"></a>
+<span class="sourceLineNo">442</span>        new 
RestoreSnapshotHelper.RestoreMetaChanges(<a name="line.442"></a>
+<span class="sourceLineNo">443</span>          hTableDescriptor, 
parentsToChildrenPairMap);<a name="line.443"></a>
+<span class="sourceLineNo">444</span>    
metaChanges.updateMetaParentRegions(env.getMasterServices().getConnection(), 
newRegions);<a name="line.444"></a>
+<span class="sourceLineNo">445</span>  }<a name="line.445"></a>
+<span class="sourceLineNo">446</span><a name="line.446"></a>
+<span class="sourceLineNo">447</span>  /**<a name="line.447"></a>
+<span class="sourceLineNo">448</span>   * The procedure could be restarted 
from a different machine. If the variable is null, we need to<a 
name="line.448"></a>
+<span class="sourceLineNo">449</span>   * retrieve it.<a name="line.449"></a>
+<span class="sourceLineNo">450</span>   * @return traceEnabled<a 
name="line.450"></a>
+<span class="sourceLineNo">451</span>   */<a name="line.451"></a>
+<span class="sourceLineNo">452</span>  private Boolean isTraceEnabled() {<a 
name="line.452"></a>
+<span class="sourceLineNo">453</span>    if (traceEnabled == null) {<a 
name="line.453"></a>
+<span class="sourceLineNo">454</span>      traceEnabled = 
LOG.isTraceEnabled();<a name="line.454"></a>
+<span class="sourceLineNo">455</span>    }<a name="line.455"></a>
+<span class="sourceLineNo">456</span>    return traceEnabled;<a 
name="line.456"></a>
+<span class="sourceLineNo">457</span>  }<a name="line.457"></a>
+<span class="sourceLineNo">458</span>}<a name="line.458"></a>