http://git-wip-us.apache.org/repos/asf/hbase-site/blob/b9b09fec/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/EnableTableProcedure.html
----------------------------------------------------------------------
diff --git
a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/EnableTableProcedure.html
b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/EnableTableProcedure.html
index a87bdc6..af595f3 100644
---
a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/EnableTableProcedure.html
+++
b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/EnableTableProcedure.html
@@ -6,7 +6,7 @@
</head>
<body>
<div class="sourceContainer">
-<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
+<pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a>
<span class="sourceLineNo">002</span> * Licensed to the Apache Software
Foundation (ASF) under one<a name="line.2"></a>
<span class="sourceLineNo">003</span> * or more contributor license
agreements. See the NOTICE file<a name="line.3"></a>
<span class="sourceLineNo">004</span> * distributed with this work for
additional information<a name="line.4"></a>
@@ -23,425 +23,416 @@
<span class="sourceLineNo">015</span> * See the License for the specific
language governing permissions and<a name="line.15"></a>
<span class="sourceLineNo">016</span> * limitations under the License.<a
name="line.16"></a>
<span class="sourceLineNo">017</span> */<a name="line.17"></a>
-<span class="sourceLineNo">018</span><a name="line.18"></a>
-<span class="sourceLineNo">019</span>package
org.apache.hadoop.hbase.master.procedure;<a name="line.19"></a>
-<span class="sourceLineNo">020</span><a name="line.20"></a>
-<span class="sourceLineNo">021</span>import java.io.IOException;<a
name="line.21"></a>
-<span class="sourceLineNo">022</span>import java.util.ArrayList;<a
name="line.22"></a>
-<span class="sourceLineNo">023</span>import java.util.List;<a
name="line.23"></a>
-<span class="sourceLineNo">024</span>import org.apache.hadoop.hbase.Cell;<a
name="line.24"></a>
-<span class="sourceLineNo">025</span>import
org.apache.hadoop.hbase.HConstants;<a name="line.25"></a>
-<span class="sourceLineNo">026</span>import
org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import
org.apache.hadoop.hbase.TableName;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import
org.apache.hadoop.hbase.TableNotDisabledException;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import
org.apache.hadoop.hbase.TableNotFoundException;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import
org.apache.hadoop.hbase.client.Connection;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import
org.apache.hadoop.hbase.client.Get;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import
org.apache.hadoop.hbase.client.RegionInfo;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import
org.apache.hadoop.hbase.client.RegionReplicaUtil;<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.client.Table;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import
org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import
org.apache.hadoop.hbase.client.TableState;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import
org.apache.hadoop.hbase.master.MasterCoprocessorHost;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import
org.apache.hadoop.hbase.master.TableStateManager;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import
org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer;<a
name="line.40"></a>
-<span class="sourceLineNo">041</span>import
org.apache.yetus.audience.InterfaceAudience;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.slf4j.Logger;<a
name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.slf4j.LoggerFactory;<a
name="line.43"></a>
-<span class="sourceLineNo">044</span><a name="line.44"></a>
-<span class="sourceLineNo">045</span>import
org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import
org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos;<a
name="line.46"></a>
-<span class="sourceLineNo">047</span>import
org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.EnableTableState;<a
name="line.47"></a>
-<span class="sourceLineNo">048</span><a name="line.48"></a>
-<span class="sourceLineNo">049</span>@InterfaceAudience.Private<a
name="line.49"></a>
-<span class="sourceLineNo">050</span>public class EnableTableProcedure<a
name="line.50"></a>
-<span class="sourceLineNo">051</span> extends
AbstractStateMachineTableProcedure<EnableTableState> {<a
name="line.51"></a>
-<span class="sourceLineNo">052</span> private static final Logger LOG =
LoggerFactory.getLogger(EnableTableProcedure.class);<a name="line.52"></a>
-<span class="sourceLineNo">053</span><a name="line.53"></a>
-<span class="sourceLineNo">054</span> private TableName tableName;<a
name="line.54"></a>
-<span class="sourceLineNo">055</span> private boolean skipTableStateCheck;<a
name="line.55"></a>
+<span class="sourceLineNo">018</span>package
org.apache.hadoop.hbase.master.procedure;<a name="line.18"></a>
+<span class="sourceLineNo">019</span><a name="line.19"></a>
+<span class="sourceLineNo">020</span>import java.io.IOException;<a
name="line.20"></a>
+<span class="sourceLineNo">021</span>import java.util.ArrayList;<a
name="line.21"></a>
+<span class="sourceLineNo">022</span>import java.util.List;<a
name="line.22"></a>
+<span class="sourceLineNo">023</span>import org.apache.hadoop.hbase.Cell;<a
name="line.23"></a>
+<span class="sourceLineNo">024</span>import
org.apache.hadoop.hbase.HConstants;<a name="line.24"></a>
+<span class="sourceLineNo">025</span>import
org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.25"></a>
+<span class="sourceLineNo">026</span>import
org.apache.hadoop.hbase.TableName;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import
org.apache.hadoop.hbase.TableNotDisabledException;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import
org.apache.hadoop.hbase.TableNotFoundException;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import
org.apache.hadoop.hbase.client.Connection;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import
org.apache.hadoop.hbase.client.Get;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import
org.apache.hadoop.hbase.client.RegionInfo;<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.client.Result;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import
org.apache.hadoop.hbase.client.Table;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import
org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import
org.apache.hadoop.hbase.client.TableState;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import
org.apache.hadoop.hbase.master.MasterCoprocessorHost;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import
org.apache.hadoop.hbase.master.TableStateManager;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import
org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer;<a
name="line.39"></a>
+<span class="sourceLineNo">040</span>import
org.apache.yetus.audience.InterfaceAudience;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.slf4j.Logger;<a
name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.slf4j.LoggerFactory;<a
name="line.42"></a>
+<span class="sourceLineNo">043</span><a name="line.43"></a>
+<span class="sourceLineNo">044</span>import
org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import
org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos;<a
name="line.45"></a>
+<span class="sourceLineNo">046</span>import
org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.EnableTableState;<a
name="line.46"></a>
+<span class="sourceLineNo">047</span><a name="line.47"></a>
+<span class="sourceLineNo">048</span>@InterfaceAudience.Private<a
name="line.48"></a>
+<span class="sourceLineNo">049</span>public class EnableTableProcedure<a
name="line.49"></a>
+<span class="sourceLineNo">050</span> extends
AbstractStateMachineTableProcedure<EnableTableState> {<a
name="line.50"></a>
+<span class="sourceLineNo">051</span> private static final Logger LOG =
LoggerFactory.getLogger(EnableTableProcedure.class);<a name="line.51"></a>
+<span class="sourceLineNo">052</span><a name="line.52"></a>
+<span class="sourceLineNo">053</span> private TableName tableName;<a
name="line.53"></a>
+<span class="sourceLineNo">054</span><a name="line.54"></a>
+<span class="sourceLineNo">055</span> private Boolean traceEnabled = null;<a
name="line.55"></a>
<span class="sourceLineNo">056</span><a name="line.56"></a>
-<span class="sourceLineNo">057</span> private Boolean traceEnabled = null;<a
name="line.57"></a>
-<span class="sourceLineNo">058</span><a name="line.58"></a>
-<span class="sourceLineNo">059</span> public EnableTableProcedure() {<a
name="line.59"></a>
-<span class="sourceLineNo">060</span> super();<a name="line.60"></a>
-<span class="sourceLineNo">061</span> }<a name="line.61"></a>
-<span class="sourceLineNo">062</span><a name="line.62"></a>
-<span class="sourceLineNo">063</span> /**<a name="line.63"></a>
-<span class="sourceLineNo">064</span> * Constructor<a name="line.64"></a>
-<span class="sourceLineNo">065</span> * @param env MasterProcedureEnv<a
name="line.65"></a>
-<span class="sourceLineNo">066</span> * @param tableName the table to
operate on<a name="line.66"></a>
-<span class="sourceLineNo">067</span> * @param skipTableStateCheck whether
to check table state<a name="line.67"></a>
-<span class="sourceLineNo">068</span> */<a name="line.68"></a>
-<span class="sourceLineNo">069</span> public EnableTableProcedure(final
MasterProcedureEnv env, final TableName tableName,<a name="line.69"></a>
-<span class="sourceLineNo">070</span> final boolean skipTableStateCheck)
{<a name="line.70"></a>
-<span class="sourceLineNo">071</span> this(env, tableName,
skipTableStateCheck, null);<a name="line.71"></a>
-<span class="sourceLineNo">072</span> }<a name="line.72"></a>
-<span class="sourceLineNo">073</span><a name="line.73"></a>
-<span class="sourceLineNo">074</span> /**<a name="line.74"></a>
-<span class="sourceLineNo">075</span> * Constructor<a name="line.75"></a>
-<span class="sourceLineNo">076</span> * @param env MasterProcedureEnv<a
name="line.76"></a>
-<span class="sourceLineNo">077</span> * @param tableName the table to
operate on<a name="line.77"></a>
-<span class="sourceLineNo">078</span> * @param skipTableStateCheck whether
to check table state<a name="line.78"></a>
-<span class="sourceLineNo">079</span> */<a name="line.79"></a>
-<span class="sourceLineNo">080</span> public EnableTableProcedure(final
MasterProcedureEnv env, final TableName tableName,<a name="line.80"></a>
-<span class="sourceLineNo">081</span> final boolean skipTableStateCheck,
final ProcedurePrepareLatch syncLatch) {<a name="line.81"></a>
-<span class="sourceLineNo">082</span> super(env, syncLatch);<a
name="line.82"></a>
-<span class="sourceLineNo">083</span> this.tableName = tableName;<a
name="line.83"></a>
-<span class="sourceLineNo">084</span> this.skipTableStateCheck =
skipTableStateCheck;<a name="line.84"></a>
-<span class="sourceLineNo">085</span> }<a name="line.85"></a>
+<span class="sourceLineNo">057</span> public EnableTableProcedure() {<a
name="line.57"></a>
+<span class="sourceLineNo">058</span> }<a name="line.58"></a>
+<span class="sourceLineNo">059</span><a name="line.59"></a>
+<span class="sourceLineNo">060</span> /**<a name="line.60"></a>
+<span class="sourceLineNo">061</span> * Constructor<a name="line.61"></a>
+<span class="sourceLineNo">062</span> * @param env MasterProcedureEnv<a
name="line.62"></a>
+<span class="sourceLineNo">063</span> * @param tableName the table to
operate on<a name="line.63"></a>
+<span class="sourceLineNo">064</span> */<a name="line.64"></a>
+<span class="sourceLineNo">065</span> public
EnableTableProcedure(MasterProcedureEnv env, TableName tableName) {<a
name="line.65"></a>
+<span class="sourceLineNo">066</span> this(env, tableName, null);<a
name="line.66"></a>
+<span class="sourceLineNo">067</span> }<a name="line.67"></a>
+<span class="sourceLineNo">068</span><a name="line.68"></a>
+<span class="sourceLineNo">069</span> /**<a name="line.69"></a>
+<span class="sourceLineNo">070</span> * Constructor<a name="line.70"></a>
+<span class="sourceLineNo">071</span> * @param env MasterProcedureEnv<a
name="line.71"></a>
+<span class="sourceLineNo">072</span> * @param tableName the table to
operate on<a name="line.72"></a>
+<span class="sourceLineNo">073</span> */<a name="line.73"></a>
+<span class="sourceLineNo">074</span> public
EnableTableProcedure(MasterProcedureEnv env, TableName tableName,<a
name="line.74"></a>
+<span class="sourceLineNo">075</span> ProcedurePrepareLatch syncLatch)
{<a name="line.75"></a>
+<span class="sourceLineNo">076</span> super(env, syncLatch);<a
name="line.76"></a>
+<span class="sourceLineNo">077</span> this.tableName = tableName;<a
name="line.77"></a>
+<span class="sourceLineNo">078</span> }<a name="line.78"></a>
+<span class="sourceLineNo">079</span><a name="line.79"></a>
+<span class="sourceLineNo">080</span> @Override<a name="line.80"></a>
+<span class="sourceLineNo">081</span> protected Flow executeFromState(final
MasterProcedureEnv env, final EnableTableState state)<a name="line.81"></a>
+<span class="sourceLineNo">082</span> throws InterruptedException {<a
name="line.82"></a>
+<span class="sourceLineNo">083</span> if (isTraceEnabled()) {<a
name="line.83"></a>
+<span class="sourceLineNo">084</span> LOG.trace(this + " execute state="
+ state);<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> @Override<a name="line.87"></a>
-<span class="sourceLineNo">088</span> protected Flow executeFromState(final
MasterProcedureEnv env, final EnableTableState state)<a name="line.88"></a>
-<span class="sourceLineNo">089</span> throws InterruptedException {<a
name="line.89"></a>
-<span class="sourceLineNo">090</span> if (isTraceEnabled()) {<a
name="line.90"></a>
-<span class="sourceLineNo">091</span> LOG.trace(this + " execute state="
+ state);<a name="line.91"></a>
-<span class="sourceLineNo">092</span> }<a name="line.92"></a>
-<span class="sourceLineNo">093</span><a name="line.93"></a>
-<span class="sourceLineNo">094</span> try {<a name="line.94"></a>
-<span class="sourceLineNo">095</span> switch (state) {<a
name="line.95"></a>
-<span class="sourceLineNo">096</span> case ENABLE_TABLE_PREPARE:<a
name="line.96"></a>
-<span class="sourceLineNo">097</span> if (prepareEnable(env)) {<a
name="line.97"></a>
-<span class="sourceLineNo">098</span>
setNextState(EnableTableState.ENABLE_TABLE_PRE_OPERATION);<a name="line.98"></a>
-<span class="sourceLineNo">099</span> } else {<a name="line.99"></a>
-<span class="sourceLineNo">100</span> assert isFailed() : "enable
should have an exception here";<a name="line.100"></a>
-<span class="sourceLineNo">101</span> return Flow.NO_MORE_STATE;<a
name="line.101"></a>
-<span class="sourceLineNo">102</span> }<a name="line.102"></a>
-<span class="sourceLineNo">103</span> break;<a name="line.103"></a>
-<span class="sourceLineNo">104</span> case
ENABLE_TABLE_PRE_OPERATION:<a name="line.104"></a>
-<span class="sourceLineNo">105</span> preEnable(env, state);<a
name="line.105"></a>
-<span class="sourceLineNo">106</span>
setNextState(EnableTableState.ENABLE_TABLE_SET_ENABLING_TABLE_STATE);<a
name="line.106"></a>
-<span class="sourceLineNo">107</span> break;<a name="line.107"></a>
-<span class="sourceLineNo">108</span> case
ENABLE_TABLE_SET_ENABLING_TABLE_STATE:<a name="line.108"></a>
-<span class="sourceLineNo">109</span> setTableStateToEnabling(env,
tableName);<a name="line.109"></a>
-<span class="sourceLineNo">110</span>
setNextState(EnableTableState.ENABLE_TABLE_MARK_REGIONS_ONLINE);<a
name="line.110"></a>
-<span class="sourceLineNo">111</span> break;<a name="line.111"></a>
-<span class="sourceLineNo">112</span> case
ENABLE_TABLE_MARK_REGIONS_ONLINE:<a name="line.112"></a>
-<span class="sourceLineNo">113</span> Connection connection =
env.getMasterServices().getConnection();<a name="line.113"></a>
-<span class="sourceLineNo">114</span> // we will need to get the
tableDescriptor here to see if there is a change in the replica<a
name="line.114"></a>
-<span class="sourceLineNo">115</span> // count<a name="line.115"></a>
-<span class="sourceLineNo">116</span> TableDescriptor
hTableDescriptor =<a name="line.116"></a>
-<span class="sourceLineNo">117</span>
env.getMasterServices().getTableDescriptors().get(tableName);<a
name="line.117"></a>
-<span class="sourceLineNo">118</span><a name="line.118"></a>
-<span class="sourceLineNo">119</span> // Get the replica count<a
name="line.119"></a>
-<span class="sourceLineNo">120</span> int regionReplicaCount =
hTableDescriptor.getRegionReplication();<a name="line.120"></a>
-<span class="sourceLineNo">121</span><a name="line.121"></a>
-<span class="sourceLineNo">122</span> // Get the regions for the
table from memory; get both online and offline regions<a name="line.122"></a>
-<span class="sourceLineNo">123</span> // ('true').<a
name="line.123"></a>
-<span class="sourceLineNo">124</span> List<RegionInfo>
regionsOfTable =<a name="line.124"></a>
-<span class="sourceLineNo">125</span>
env.getAssignmentManager().getRegionStates().getRegionsOfTable(tableName,
true);<a name="line.125"></a>
-<span class="sourceLineNo">126</span><a name="line.126"></a>
-<span class="sourceLineNo">127</span> int currentMaxReplica = 0;<a
name="line.127"></a>
-<span class="sourceLineNo">128</span> // Check if the regions in
memory have replica regions as marked in META table<a name="line.128"></a>
-<span class="sourceLineNo">129</span> for (RegionInfo regionInfo :
regionsOfTable) {<a name="line.129"></a>
-<span class="sourceLineNo">130</span> if (regionInfo.getReplicaId()
> currentMaxReplica) {<a name="line.130"></a>
-<span class="sourceLineNo">131</span> // Iterating through all
the list to identify the highest replicaID region.<a name="line.131"></a>
-<span class="sourceLineNo">132</span> // We can stop after
checking with the first set of regions??<a name="line.132"></a>
-<span class="sourceLineNo">133</span> currentMaxReplica =
regionInfo.getReplicaId();<a name="line.133"></a>
-<span class="sourceLineNo">134</span> }<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> // read the META table to know
the actual number of replicas for the table - if there<a name="line.137"></a>
-<span class="sourceLineNo">138</span> // was a table modification on
region replica then this will reflect the new entries also<a
name="line.138"></a>
-<span class="sourceLineNo">139</span> int replicasFound =<a
name="line.139"></a>
-<span class="sourceLineNo">140</span>
getNumberOfReplicasFromMeta(connection, regionReplicaCount, regionsOfTable);<a
name="line.140"></a>
-<span class="sourceLineNo">141</span> assert regionReplicaCount - 1
== replicasFound;<a name="line.141"></a>
-<span class="sourceLineNo">142</span> LOG.info(replicasFound + " META
entries added for the given regionReplicaCount "<a name="line.142"></a>
-<span class="sourceLineNo">143</span> + regionReplicaCount + "
for the table " + tableName.getNameAsString());<a name="line.143"></a>
-<span class="sourceLineNo">144</span> if (currentMaxReplica ==
(regionReplicaCount - 1)) {<a name="line.144"></a>
-<span class="sourceLineNo">145</span> if (LOG.isDebugEnabled()) {<a
name="line.145"></a>
-<span class="sourceLineNo">146</span> LOG.debug("There is no
change to the number of region replicas."<a name="line.146"></a>
-<span class="sourceLineNo">147</span> + " Assigning the
available regions." + " Current and previous"<a name="line.147"></a>
-<span class="sourceLineNo">148</span> + "replica count is " +
regionReplicaCount);<a name="line.148"></a>
-<span class="sourceLineNo">149</span> }<a name="line.149"></a>
-<span class="sourceLineNo">150</span> } else if (currentMaxReplica
> (regionReplicaCount - 1)) {<a name="line.150"></a>
-<span class="sourceLineNo">151</span> // we have additional regions
as the replica count has been decreased. Delete<a name="line.151"></a>
-<span class="sourceLineNo">152</span> // those regions because
already the table is in the unassigned state<a name="line.152"></a>
-<span class="sourceLineNo">153</span> LOG.info("The number of
replicas " + (currentMaxReplica + 1)<a name="line.153"></a>
-<span class="sourceLineNo">154</span> + " is more than the
region replica count " + regionReplicaCount);<a name="line.154"></a>
-<span class="sourceLineNo">155</span> List<RegionInfo>
copyOfRegions = new ArrayList<RegionInfo>(regionsOfTable);<a
name="line.155"></a>
-<span class="sourceLineNo">156</span> for (RegionInfo regionInfo :
copyOfRegions) {<a name="line.156"></a>
-<span class="sourceLineNo">157</span> if
(regionInfo.getReplicaId() > (regionReplicaCount - 1)) {<a
name="line.157"></a>
-<span class="sourceLineNo">158</span> // delete the region from
the regionStates<a name="line.158"></a>
-<span class="sourceLineNo">159</span>
env.getAssignmentManager().getRegionStates().deleteRegion(regionInfo);<a
name="line.159"></a>
-<span class="sourceLineNo">160</span> // remove it from the
list of regions of the table<a name="line.160"></a>
-<span class="sourceLineNo">161</span> LOG.info("The regioninfo
being removed is " + regionInfo + " "<a name="line.161"></a>
-<span class="sourceLineNo">162</span> +
regionInfo.getReplicaId());<a name="line.162"></a>
-<span class="sourceLineNo">163</span>
regionsOfTable.remove(regionInfo);<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> } else {<a name="line.166"></a>
-<span class="sourceLineNo">167</span> // the replicasFound is less
than the regionReplication<a name="line.167"></a>
-<span class="sourceLineNo">168</span> LOG.info("The number of
replicas has been changed(increased)."<a name="line.168"></a>
-<span class="sourceLineNo">169</span> + " Lets assign the new
region replicas. The previous replica count was "<a name="line.169"></a>
-<span class="sourceLineNo">170</span> + (currentMaxReplica + 1)
+ ". The current replica count is " + regionReplicaCount);<a
name="line.170"></a>
-<span class="sourceLineNo">171</span> regionsOfTable =
RegionReplicaUtil.addReplicas(hTableDescriptor, regionsOfTable,<a
name="line.171"></a>
-<span class="sourceLineNo">172</span> currentMaxReplica + 1,
regionReplicaCount);<a name="line.172"></a>
-<span class="sourceLineNo">173</span> }<a name="line.173"></a>
-<span class="sourceLineNo">174</span> // Assign all the table
regions. (including region replicas if added).<a name="line.174"></a>
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try to retain old assignments if possible.<a name="line.175"></a>
-<span class="sourceLineNo">176</span>
addChildProcedure(env.getAssignmentManager().createAssignProcedures(regionsOfTable));<a
name="line.176"></a>
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setNextState(EnableTableState.ENABLE_TABLE_SET_ENABLED_TABLE_STATE);<a
name="line.177"></a>
-<span class="sourceLineNo">178</span> break;<a name="line.178"></a>
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ENABLE_TABLE_SET_ENABLED_TABLE_STATE:<a name="line.179"></a>
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tableName);<a name="line.180"></a>
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setNextState(EnableTableState.ENABLE_TABLE_POST_OPERATION);<a
name="line.181"></a>
-<span class="sourceLineNo">182</span> break;<a name="line.182"></a>
-<span class="sourceLineNo">183</span> case
ENABLE_TABLE_POST_OPERATION:<a name="line.183"></a>
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name="line.184"></a>
-<span class="sourceLineNo">185</span> return Flow.NO_MORE_STATE;<a
name="line.185"></a>
-<span class="sourceLineNo">186</span> default:<a name="line.186"></a>
-<span class="sourceLineNo">187</span> throw new
UnsupportedOperationException("unhandled state=" + state);<a
name="line.187"></a>
+<span class="sourceLineNo">087</span> try {<a name="line.87"></a>
+<span class="sourceLineNo">088</span> switch (state) {<a
name="line.88"></a>
+<span class="sourceLineNo">089</span> case ENABLE_TABLE_PREPARE:<a
name="line.89"></a>
+<span class="sourceLineNo">090</span> if (prepareEnable(env)) {<a
name="line.90"></a>
+<span class="sourceLineNo">091</span>
setNextState(EnableTableState.ENABLE_TABLE_PRE_OPERATION);<a name="line.91"></a>
+<span class="sourceLineNo">092</span> } else {<a name="line.92"></a>
+<span class="sourceLineNo">093</span> assert isFailed() : "enable
should have an exception here";<a name="line.93"></a>
+<span class="sourceLineNo">094</span> return Flow.NO_MORE_STATE;<a
name="line.94"></a>
+<span class="sourceLineNo">095</span> }<a name="line.95"></a>
+<span class="sourceLineNo">096</span> break;<a name="line.96"></a>
+<span class="sourceLineNo">097</span> case
ENABLE_TABLE_PRE_OPERATION:<a name="line.97"></a>
+<span class="sourceLineNo">098</span> preEnable(env, state);<a
name="line.98"></a>
+<span class="sourceLineNo">099</span>
setNextState(EnableTableState.ENABLE_TABLE_SET_ENABLING_TABLE_STATE);<a
name="line.99"></a>
+<span class="sourceLineNo">100</span> break;<a name="line.100"></a>
+<span class="sourceLineNo">101</span> case
ENABLE_TABLE_SET_ENABLING_TABLE_STATE:<a name="line.101"></a>
+<span class="sourceLineNo">102</span> setTableStateToEnabling(env,
tableName);<a name="line.102"></a>
+<span class="sourceLineNo">103</span>
setNextState(EnableTableState.ENABLE_TABLE_MARK_REGIONS_ONLINE);<a
name="line.103"></a>
+<span class="sourceLineNo">104</span> break;<a name="line.104"></a>
+<span class="sourceLineNo">105</span> case
ENABLE_TABLE_MARK_REGIONS_ONLINE:<a name="line.105"></a>
+<span class="sourceLineNo">106</span> Connection connection =
env.getMasterServices().getConnection();<a name="line.106"></a>
+<span class="sourceLineNo">107</span> // we will need to get the
tableDescriptor here to see if there is a change in the replica<a
name="line.107"></a>
+<span class="sourceLineNo">108</span> // count<a name="line.108"></a>
+<span class="sourceLineNo">109</span> TableDescriptor
hTableDescriptor =<a name="line.109"></a>
+<span class="sourceLineNo">110</span>
env.getMasterServices().getTableDescriptors().get(tableName);<a
name="line.110"></a>
+<span class="sourceLineNo">111</span><a name="line.111"></a>
+<span class="sourceLineNo">112</span> // Get the replica count<a
name="line.112"></a>
+<span class="sourceLineNo">113</span> int regionReplicaCount =
hTableDescriptor.getRegionReplication();<a name="line.113"></a>
+<span class="sourceLineNo">114</span><a name="line.114"></a>
+<span class="sourceLineNo">115</span> // Get the regions for the
table from memory; get both online and offline regions<a name="line.115"></a>
+<span class="sourceLineNo">116</span> // ('true').<a
name="line.116"></a>
+<span class="sourceLineNo">117</span> List<RegionInfo>
regionsOfTable =<a name="line.117"></a>
+<span class="sourceLineNo">118</span>
env.getAssignmentManager().getRegionStates().getRegionsOfTable(tableName,
true);<a name="line.118"></a>
+<span class="sourceLineNo">119</span><a name="line.119"></a>
+<span class="sourceLineNo">120</span> int currentMaxReplica = 0;<a
name="line.120"></a>
+<span class="sourceLineNo">121</span> // Check if the regions in
memory have replica regions as marked in META table<a name="line.121"></a>
+<span class="sourceLineNo">122</span> for (RegionInfo regionInfo :
regionsOfTable) {<a name="line.122"></a>
+<span class="sourceLineNo">123</span> if (regionInfo.getReplicaId()
> currentMaxReplica) {<a name="line.123"></a>
+<span class="sourceLineNo">124</span> // Iterating through all
the list to identify the highest replicaID region.<a name="line.124"></a>
+<span class="sourceLineNo">125</span> // We can stop after
checking with the first set of regions??<a name="line.125"></a>
+<span class="sourceLineNo">126</span> currentMaxReplica =
regionInfo.getReplicaId();<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> // read the META table to know
the actual number of replicas for the table - if there<a name="line.130"></a>
+<span class="sourceLineNo">131</span> // was a table modification on
region replica then this will reflect the new entries also<a
name="line.131"></a>
+<span class="sourceLineNo">132</span> int replicasFound =<a
name="line.132"></a>
+<span class="sourceLineNo">133</span>
getNumberOfReplicasFromMeta(connection, regionReplicaCount, regionsOfTable);<a
name="line.133"></a>
+<span class="sourceLineNo">134</span> assert regionReplicaCount - 1
== replicasFound;<a name="line.134"></a>
+<span class="sourceLineNo">135</span> LOG.info(replicasFound + " META
entries added for the given regionReplicaCount "<a name="line.135"></a>
+<span class="sourceLineNo">136</span> + regionReplicaCount + "
for the table " + tableName.getNameAsString());<a name="line.136"></a>
+<span class="sourceLineNo">137</span> if (currentMaxReplica ==
(regionReplicaCount - 1)) {<a name="line.137"></a>
+<span class="sourceLineNo">138</span> if (LOG.isDebugEnabled()) {<a
name="line.138"></a>
+<span class="sourceLineNo">139</span> LOG.debug("There is no
change to the number of region replicas."<a name="line.139"></a>
+<span class="sourceLineNo">140</span> + " Assigning the
available regions." + " Current and previous"<a name="line.140"></a>
+<span class="sourceLineNo">141</span> + "replica count is " +
regionReplicaCount);<a name="line.141"></a>
+<span class="sourceLineNo">142</span> }<a name="line.142"></a>
+<span class="sourceLineNo">143</span> } else if (currentMaxReplica
> (regionReplicaCount - 1)) {<a name="line.143"></a>
+<span class="sourceLineNo">144</span> // we have additional regions
as the replica count has been decreased. Delete<a name="line.144"></a>
+<span class="sourceLineNo">145</span> // those regions because
already the table is in the unassigned state<a name="line.145"></a>
+<span class="sourceLineNo">146</span> LOG.info("The number of
replicas " + (currentMaxReplica + 1)<a name="line.146"></a>
+<span class="sourceLineNo">147</span> + " is more than the
region replica count " + regionReplicaCount);<a name="line.147"></a>
+<span class="sourceLineNo">148</span> List<RegionInfo>
copyOfRegions = new ArrayList<RegionInfo>(regionsOfTable);<a
name="line.148"></a>
+<span class="sourceLineNo">149</span> for (RegionInfo regionInfo :
copyOfRegions) {<a name="line.149"></a>
+<span class="sourceLineNo">150</span> if
(regionInfo.getReplicaId() > (regionReplicaCount - 1)) {<a
name="line.150"></a>
+<span class="sourceLineNo">151</span> // delete the region from
the regionStates<a name="line.151"></a>
+<span class="sourceLineNo">152</span>
env.getAssignmentManager().getRegionStates().deleteRegion(regionInfo);<a
name="line.152"></a>
+<span class="sourceLineNo">153</span> // remove it from the
list of regions of the table<a name="line.153"></a>
+<span class="sourceLineNo">154</span> LOG.info("The regioninfo
being removed is " + regionInfo + " "<a name="line.154"></a>
+<span class="sourceLineNo">155</span> +
regionInfo.getReplicaId());<a name="line.155"></a>
+<span class="sourceLineNo">156</span>
regionsOfTable.remove(regionInfo);<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> } else {<a name="line.159"></a>
+<span class="sourceLineNo">160</span> // the replicasFound is less
than the regionReplication<a name="line.160"></a>
+<span class="sourceLineNo">161</span> LOG.info("The number of
replicas has been changed(increased)."<a name="line.161"></a>
+<span class="sourceLineNo">162</span> + " Lets assign the new
region replicas. The previous replica count was "<a name="line.162"></a>
+<span class="sourceLineNo">163</span> + (currentMaxReplica + 1)
+ ". The current replica count is " + regionReplicaCount);<a
name="line.163"></a>
+<span class="sourceLineNo">164</span> regionsOfTable =
RegionReplicaUtil.addReplicas(hTableDescriptor, regionsOfTable,<a
name="line.164"></a>
+<span class="sourceLineNo">165</span> currentMaxReplica + 1,
regionReplicaCount);<a name="line.165"></a>
+<span class="sourceLineNo">166</span> }<a name="line.166"></a>
+<span class="sourceLineNo">167</span> // Assign all the table
regions. (including region replicas if added).<a name="line.167"></a>
+<span class="sourceLineNo">168</span> // createAssignProcedure will
try to retain old assignments if possible.<a name="line.168"></a>
+<span class="sourceLineNo">169</span>
addChildProcedure(env.getAssignmentManager().createAssignProcedures(regionsOfTable));<a
name="line.169"></a>
+<span class="sourceLineNo">170</span>
setNextState(EnableTableState.ENABLE_TABLE_SET_ENABLED_TABLE_STATE);<a
name="line.170"></a>
+<span class="sourceLineNo">171</span> break;<a name="line.171"></a>
+<span class="sourceLineNo">172</span> case
ENABLE_TABLE_SET_ENABLED_TABLE_STATE:<a name="line.172"></a>
+<span class="sourceLineNo">173</span> setTableStateToEnabled(env,
tableName);<a name="line.173"></a>
+<span class="sourceLineNo">174</span>
setNextState(EnableTableState.ENABLE_TABLE_POST_OPERATION);<a
name="line.174"></a>
+<span class="sourceLineNo">175</span> break;<a name="line.175"></a>
+<span class="sourceLineNo">176</span> case
ENABLE_TABLE_POST_OPERATION:<a name="line.176"></a>
+<span class="sourceLineNo">177</span> postEnable(env, state);<a
name="line.177"></a>
+<span class="sourceLineNo">178</span> return Flow.NO_MORE_STATE;<a
name="line.178"></a>
+<span class="sourceLineNo">179</span> default:<a name="line.179"></a>
+<span class="sourceLineNo">180</span> throw new
UnsupportedOperationException("unhandled state=" + state);<a
name="line.180"></a>
+<span class="sourceLineNo">181</span> }<a name="line.181"></a>
+<span class="sourceLineNo">182</span> } catch (IOException e) {<a
name="line.182"></a>
+<span class="sourceLineNo">183</span> if (isRollbackSupported(state)) {<a
name="line.183"></a>
+<span class="sourceLineNo">184</span> setFailure("master-enable-table",
e);<a name="line.184"></a>
+<span class="sourceLineNo">185</span> } else {<a name="line.185"></a>
+<span class="sourceLineNo">186</span> LOG.warn(<a name="line.186"></a>
+<span class="sourceLineNo">187</span> "Retriable error trying to
enable table=" + tableName + " (in state=" + state + ")", e);<a
name="line.187"></a>
<span class="sourceLineNo">188</span> }<a name="line.188"></a>
-<span class="sourceLineNo">189</span> } catch (IOException e) {<a
name="line.189"></a>
-<span class="sourceLineNo">190</span> if (isRollbackSupported(state)) {<a
name="line.190"></a>
-<span class="sourceLineNo">191</span> setFailure("master-enable-table",
e);<a name="line.191"></a>
-<span class="sourceLineNo">192</span> } else {<a name="line.192"></a>
-<span class="sourceLineNo">193</span> LOG.warn(<a name="line.193"></a>
-<span class="sourceLineNo">194</span> "Retriable error trying to
enable table=" + tableName + " (in state=" + state + ")", e);<a
name="line.194"></a>
-<span class="sourceLineNo">195</span> }<a name="line.195"></a>
-<span class="sourceLineNo">196</span> }<a name="line.196"></a>
-<span class="sourceLineNo">197</span> return Flow.HAS_MORE_STATE;<a
name="line.197"></a>
-<span class="sourceLineNo">198</span> }<a name="line.198"></a>
-<span class="sourceLineNo">199</span><a name="line.199"></a>
-<span class="sourceLineNo">200</span> private int
getNumberOfReplicasFromMeta(Connection connection, int regionReplicaCount,<a
name="line.200"></a>
-<span class="sourceLineNo">201</span> List<RegionInfo>
regionsOfTable) throws IOException {<a name="line.201"></a>
-<span class="sourceLineNo">202</span> Result r =
getRegionFromMeta(connection, regionsOfTable);<a name="line.202"></a>
-<span class="sourceLineNo">203</span> int replicasFound = 0;<a
name="line.203"></a>
-<span class="sourceLineNo">204</span> for (int i = 1; i <
regionReplicaCount; i++) {<a name="line.204"></a>
-<span class="sourceLineNo">205</span> // Since we have already added the
entries to the META we will be getting only that here<a name="line.205"></a>
-<span class="sourceLineNo">206</span> List<Cell> columnCells =<a
name="line.206"></a>
-<span class="sourceLineNo">207</span>
r.getColumnCells(HConstants.CATALOG_FAMILY,
MetaTableAccessor.getServerColumn(i));<a name="line.207"></a>
-<span class="sourceLineNo">208</span> if (!columnCells.isEmpty()) {<a
name="line.208"></a>
-<span class="sourceLineNo">209</span> replicasFound++;<a
name="line.209"></a>
-<span class="sourceLineNo">210</span> }<a name="line.210"></a>
-<span class="sourceLineNo">211</span> }<a name="line.211"></a>
-<span class="sourceLineNo">212</span> return replicasFound;<a
name="line.212"></a>
-<span class="sourceLineNo">213</span> }<a name="line.213"></a>
-<span class="sourceLineNo">214</span><a name="line.214"></a>
-<span class="sourceLineNo">215</span> private Result
getRegionFromMeta(Connection connection, List<RegionInfo>
regionsOfTable)<a name="line.215"></a>
-<span class="sourceLineNo">216</span> throws IOException {<a
name="line.216"></a>
-<span class="sourceLineNo">217</span> byte[] metaKeyForRegion =
MetaTableAccessor.getMetaKeyForRegion(regionsOfTable.get(0));<a
name="line.217"></a>
-<span class="sourceLineNo">218</span> Get get = new
Get(metaKeyForRegion);<a name="line.218"></a>
-<span class="sourceLineNo">219</span>
get.addFamily(HConstants.CATALOG_FAMILY);<a name="line.219"></a>
-<span class="sourceLineNo">220</span> Table metaTable =
MetaTableAccessor.getMetaHTable(connection);<a name="line.220"></a>
-<span class="sourceLineNo">221</span> Result r = metaTable.get(get);<a
name="line.221"></a>
-<span class="sourceLineNo">222</span> return r;<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> @Override<a name="line.225"></a>
-<span class="sourceLineNo">226</span> protected void rollbackState(final
MasterProcedureEnv env, final EnableTableState state)<a name="line.226"></a>
-<span class="sourceLineNo">227</span> throws IOException {<a
name="line.227"></a>
-<span class="sourceLineNo">228</span> // nothing to rollback,
prepare-disable is just table-state checks.<a name="line.228"></a>
-<span class="sourceLineNo">229</span> // We can fail if the table does not
exist or is not disabled.<a name="line.229"></a>
-<span class="sourceLineNo">230</span> switch (state) {<a
name="line.230"></a>
-<span class="sourceLineNo">231</span> case ENABLE_TABLE_PRE_OPERATION:<a
name="line.231"></a>
-<span class="sourceLineNo">232</span> return;<a name="line.232"></a>
-<span class="sourceLineNo">233</span> case ENABLE_TABLE_PREPARE:<a
name="line.233"></a>
-<span class="sourceLineNo">234</span> releaseSyncLatch();<a
name="line.234"></a>
-<span class="sourceLineNo">235</span> return;<a name="line.235"></a>
-<span class="sourceLineNo">236</span> default:<a name="line.236"></a>
-<span class="sourceLineNo">237</span> break;<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> // The delete doesn't have a
rollback. The execution will succeed, at some point.<a name="line.240"></a>
-<span class="sourceLineNo">241</span> throw new
UnsupportedOperationException("unhandled state=" + state);<a
name="line.241"></a>
-<span class="sourceLineNo">242</span> }<a name="line.242"></a>
-<span class="sourceLineNo">243</span><a name="line.243"></a>
-<span class="sourceLineNo">244</span> @Override<a name="line.244"></a>
-<span class="sourceLineNo">245</span> protected boolean
isRollbackSupported(final EnableTableState state) {<a name="line.245"></a>
-<span class="sourceLineNo">246</span> switch (state) {<a
name="line.246"></a>
-<span class="sourceLineNo">247</span> case ENABLE_TABLE_PREPARE:<a
name="line.247"></a>
-<span class="sourceLineNo">248</span> case ENABLE_TABLE_PRE_OPERATION:<a
name="line.248"></a>
-<span class="sourceLineNo">249</span> return true;<a
name="line.249"></a>
-<span class="sourceLineNo">250</span> default:<a name="line.250"></a>
-<span class="sourceLineNo">251</span> return false;<a
name="line.251"></a>
-<span class="sourceLineNo">252</span> }<a name="line.252"></a>
-<span class="sourceLineNo">253</span> }<a name="line.253"></a>
-<span class="sourceLineNo">254</span><a name="line.254"></a>
-<span class="sourceLineNo">255</span> @Override<a name="line.255"></a>
-<span class="sourceLineNo">256</span> protected EnableTableState
getState(final int stateId) {<a name="line.256"></a>
-<span class="sourceLineNo">257</span> return
EnableTableState.forNumber(stateId);<a name="line.257"></a>
-<span class="sourceLineNo">258</span> }<a name="line.258"></a>
-<span class="sourceLineNo">259</span><a name="line.259"></a>
-<span class="sourceLineNo">260</span> @Override<a name="line.260"></a>
-<span class="sourceLineNo">261</span> protected int getStateId(final
EnableTableState state) {<a name="line.261"></a>
-<span class="sourceLineNo">262</span> return state.getNumber();<a
name="line.262"></a>
-<span class="sourceLineNo">263</span> }<a name="line.263"></a>
-<span class="sourceLineNo">264</span><a name="line.264"></a>
-<span class="sourceLineNo">265</span> @Override<a name="line.265"></a>
-<span class="sourceLineNo">266</span> protected EnableTableState
getInitialState() {<a name="line.266"></a>
-<span class="sourceLineNo">267</span> return
EnableTableState.ENABLE_TABLE_PREPARE;<a name="line.267"></a>
-<span class="sourceLineNo">268</span> }<a name="line.268"></a>
-<span class="sourceLineNo">269</span><a name="line.269"></a>
-<span class="sourceLineNo">270</span> @Override<a name="line.270"></a>
-<span class="sourceLineNo">271</span> protected void
serializeStateData(ProcedureStateSerializer serializer)<a name="line.271"></a>
-<span class="sourceLineNo">272</span> throws IOException {<a
name="line.272"></a>
-<span class="sourceLineNo">273</span>
super.serializeStateData(serializer);<a name="line.273"></a>
-<span class="sourceLineNo">274</span><a name="line.274"></a>
-<span class="sourceLineNo">275</span>
MasterProcedureProtos.EnableTableStateData.Builder enableTableMsg =<a
name="line.275"></a>
-<span class="sourceLineNo">276</span>
MasterProcedureProtos.EnableTableStateData.newBuilder()<a name="line.276"></a>
-<span class="sourceLineNo">277</span>
.setUserInfo(MasterProcedureUtil.toProtoUserInfo(getUser()))<a
name="line.277"></a>
-<span class="sourceLineNo">278</span>
.setTableName(ProtobufUtil.toProtoTableName(tableName))<a name="line.278"></a>
-<span class="sourceLineNo">279</span>
.setSkipTableStateCheck(skipTableStateCheck);<a name="line.279"></a>
+<span class="sourceLineNo">189</span> }<a name="line.189"></a>
+<span class="sourceLineNo">190</span> return Flow.HAS_MORE_STATE;<a
name="line.190"></a>
+<span class="sourceLineNo">191</span> }<a name="line.191"></a>
+<span class="sourceLineNo">192</span><a name="line.192"></a>
+<span class="sourceLineNo">193</span> private int
getNumberOfReplicasFromMeta(Connection connection, int regionReplicaCount,<a
name="line.193"></a>
+<span class="sourceLineNo">194</span> List<RegionInfo>
regionsOfTable) throws IOException {<a name="line.194"></a>
+<span class="sourceLineNo">195</span> Result r =
getRegionFromMeta(connection, regionsOfTable);<a name="line.195"></a>
+<span class="sourceLineNo">196</span> int replicasFound = 0;<a
name="line.196"></a>
+<span class="sourceLineNo">197</span> for (int i = 1; i <
regionReplicaCount; i++) {<a name="line.197"></a>
+<span class="sourceLineNo">198</span> // Since we have already added the
entries to the META we will be getting only that here<a name="line.198"></a>
+<span class="sourceLineNo">199</span> List<Cell> columnCells =<a
name="line.199"></a>
+<span class="sourceLineNo">200</span>
r.getColumnCells(HConstants.CATALOG_FAMILY,
MetaTableAccessor.getServerColumn(i));<a name="line.200"></a>
+<span class="sourceLineNo">201</span> if (!columnCells.isEmpty()) {<a
name="line.201"></a>
+<span class="sourceLineNo">202</span> replicasFound++;<a
name="line.202"></a>
+<span class="sourceLineNo">203</span> }<a name="line.203"></a>
+<span class="sourceLineNo">204</span> }<a name="line.204"></a>
+<span class="sourceLineNo">205</span> return replicasFound;<a
name="line.205"></a>
+<span class="sourceLineNo">206</span> }<a name="line.206"></a>
+<span class="sourceLineNo">207</span><a name="line.207"></a>
+<span class="sourceLineNo">208</span> private Result
getRegionFromMeta(Connection connection, List<RegionInfo>
regionsOfTable)<a name="line.208"></a>
+<span class="sourceLineNo">209</span> throws IOException {<a
name="line.209"></a>
+<span class="sourceLineNo">210</span> byte[] metaKeyForRegion =
MetaTableAccessor.getMetaKeyForRegion(regionsOfTable.get(0));<a
name="line.210"></a>
+<span class="sourceLineNo">211</span> Get get = new
Get(metaKeyForRegion);<a name="line.211"></a>
+<span class="sourceLineNo">212</span>
get.addFamily(HConstants.CATALOG_FAMILY);<a name="line.212"></a>
+<span class="sourceLineNo">213</span> Table metaTable =
MetaTableAccessor.getMetaHTable(connection);<a name="line.213"></a>
+<span class="sourceLineNo">214</span> Result r = metaTable.get(get);<a
name="line.214"></a>
+<span class="sourceLineNo">215</span> return r;<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> @Override<a name="line.218"></a>
+<span class="sourceLineNo">219</span> protected void rollbackState(final
MasterProcedureEnv env, final EnableTableState state)<a name="line.219"></a>
+<span class="sourceLineNo">220</span> throws IOException {<a
name="line.220"></a>
+<span class="sourceLineNo">221</span> // nothing to rollback,
prepare-disable is just table-state checks.<a name="line.221"></a>
+<span class="sourceLineNo">222</span> // We can fail if the table does not
exist or is not disabled.<a name="line.222"></a>
+<span class="sourceLineNo">223</span> switch (state) {<a
name="line.223"></a>
+<span class="sourceLineNo">224</span> case ENABLE_TABLE_PRE_OPERATION:<a
name="line.224"></a>
+<span class="sourceLineNo">225</span> return;<a name="line.225"></a>
+<span class="sourceLineNo">226</span> case ENABLE_TABLE_PREPARE:<a
name="line.226"></a>
+<span class="sourceLineNo">227</span> releaseSyncLatch();<a
name="line.227"></a>
+<span class="sourceLineNo">228</span> return;<a name="line.228"></a>
+<span class="sourceLineNo">229</span> default:<a name="line.229"></a>
+<span class="sourceLineNo">230</span> break;<a name="line.230"></a>
+<span class="sourceLineNo">231</span> }<a name="line.231"></a>
+<span class="sourceLineNo">232</span><a name="line.232"></a>
+<span class="sourceLineNo">233</span> // The delete doesn't have a
rollback. The execution will succeed, at some point.<a name="line.233"></a>
+<span class="sourceLineNo">234</span> throw new
UnsupportedOperationException("unhandled state=" + state);<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> @Override<a name="line.237"></a>
+<span class="sourceLineNo">238</span> protected boolean
isRollbackSupported(final EnableTableState state) {<a name="line.238"></a>
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name="line.239"></a>
+<span class="sourceLineNo">240</span> case ENABLE_TABLE_PREPARE:<a
name="line.240"></a>
+<span class="sourceLineNo">241</span> case ENABLE_TABLE_PRE_OPERATION:<a
name="line.241"></a>
+<span class="sourceLineNo">242</span> return true;<a
name="line.242"></a>
+<span class="sourceLineNo">243</span> default:<a name="line.243"></a>
+<span class="sourceLineNo">244</span> return false;<a
name="line.244"></a>
+<span class="sourceLineNo">245</span> }<a name="line.245"></a>
+<span class="sourceLineNo">246</span> }<a name="line.246"></a>
+<span class="sourceLineNo">247</span><a name="line.247"></a>
+<span class="sourceLineNo">248</span> @Override<a name="line.248"></a>
+<span class="sourceLineNo">249</span> protected EnableTableState
getState(final int stateId) {<a name="line.249"></a>
+<span class="sourceLineNo">250</span> return
EnableTableState.forNumber(stateId);<a name="line.250"></a>
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+<span class="sourceLineNo">252</span><a name="line.252"></a>
+<span class="sourceLineNo">253</span> @Override<a name="line.253"></a>
+<span class="sourceLineNo">254</span> protected int getStateId(final
EnableTableState state) {<a name="line.254"></a>
+<span class="sourceLineNo">255</span> return state.getNumber();<a
name="line.255"></a>
+<span class="sourceLineNo">256</span> }<a name="line.256"></a>
+<span class="sourceLineNo">257</span><a name="line.257"></a>
+<span class="sourceLineNo">258</span> @Override<a name="line.258"></a>
+<span class="sourceLineNo">259</span> protected EnableTableState
getInitialState() {<a name="line.259"></a>
+<span class="sourceLineNo">260</span> return
EnableTableState.ENABLE_TABLE_PREPARE;<a name="line.260"></a>
+<span class="sourceLineNo">261</span> }<a name="line.261"></a>
+<span class="sourceLineNo">262</span><a name="line.262"></a>
+<span class="sourceLineNo">263</span> @Override<a name="line.263"></a>
+<span class="sourceLineNo">264</span> protected void
serializeStateData(ProcedureStateSerializer serializer) throws IOException {<a
name="line.264"></a>
+<span class="sourceLineNo">265</span>
super.serializeStateData(serializer);<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> // the skipTableStateCheck is false
so we still need to set it...<a name="line.267"></a>
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name="line.268"></a>
+<span class="sourceLineNo">269</span>
MasterProcedureProtos.EnableTableStateData.Builder enableTableMsg =<a
name="line.269"></a>
+<span class="sourceLineNo">270</span>
MasterProcedureProtos.EnableTableStateData.newBuilder()<a name="line.270"></a>
+<span class="sourceLineNo">271</span>
.setUserInfo(MasterProcedureUtil.toProtoUserInfo(getUser()))<a
name="line.271"></a>
+<span class="sourceLineNo">272</span>
.setTableName(ProtobufUtil.toProtoTableName(tableName)).setSkipTableStateCheck(false);<a
name="line.272"></a>
+<span class="sourceLineNo">273</span><a name="line.273"></a>
+<span class="sourceLineNo">274</span>
serializer.serialize(enableTableMsg.build());<a name="line.274"></a>
+<span class="sourceLineNo">275</span> }<a name="line.275"></a>
+<span class="sourceLineNo">276</span><a name="line.276"></a>
+<span class="sourceLineNo">277</span> @Override<a name="line.277"></a>
+<span class="sourceLineNo">278</span> protected void
deserializeStateData(ProcedureStateSerializer serializer) throws IOException
{<a name="line.278"></a>
+<span class="sourceLineNo">279</span>
super.deserializeStateData(serializer);<a name="line.279"></a>
<span class="sourceLineNo">280</span><a name="line.280"></a>
-<span class="sourceLineNo">281</span>
serializer.serialize(enableTableMsg.build());<a name="line.281"></a>
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name="line.286"></a>
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super.deserializeStateData(serializer);<a name="line.287"></a>
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MasterProcedureProtos.EnableTableStateData enableTableMsg =<a
name="line.289"></a>
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serializer.deserialize(MasterProcedureProtos.EnableTableStateData.class);<a
name="line.290"></a>
-<span class="sourceLineNo">291</span>
setUser(MasterProcedureUtil.toUserInfo(enableTableMsg.getUserInfo()));<a
name="line.291"></a>
-<span class="sourceLineNo">292</span> tableName =
ProtobufUtil.toTableName(enableTableMsg.getTableName());<a name="line.292"></a>
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enableTableMsg.getSkipTableStateCheck();<a name="line.293"></a>
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name="line.297"></a>
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name="line.298"></a>
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getTableOperationType() {<a name="line.302"></a>
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name="line.303"></a>
-<span class="sourceLineNo">304</span> }<a name="line.304"></a>
-<span class="sourceLineNo">305</span><a name="line.305"></a>
-<span class="sourceLineNo">306</span><a name="line.306"></a>
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-<span class="sourceLineNo">308</span> * Action before any real action of
enabling table. Set the exception in the procedure instead<a
name="line.308"></a>
-<span class="sourceLineNo">309</span> * of throwing it. This approach is to
deal with backward compatible with 1.0.<a name="line.309"></a>
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-<span class="sourceLineNo">311</span> * @return whether the table passes the
necessary checks<a name="line.311"></a>
-<span class="sourceLineNo">312</span> * @throws IOException<a
name="line.312"></a>
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MasterProcedureEnv env) throws IOException {<a name="line.314"></a>
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name="line.315"></a>
-<span class="sourceLineNo">316</span><a name="line.316"></a>
-<span class="sourceLineNo">317</span> // Check whether table exists<a
name="line.317"></a>
-<span class="sourceLineNo">318</span> if
(!MetaTableAccessor.tableExists(env.getMasterServices().getConnection(),
tableName)) {<a name="line.318"></a>
-<span class="sourceLineNo">319</span> setFailure("master-enable-table",
new TableNotFoundException(tableName));<a name="line.319"></a>
-<span class="sourceLineNo">320</span> canTableBeEnabled = false;<a
name="line.320"></a>
-<span class="sourceLineNo">321</span> } else if (!skipTableStateCheck) {<a
name="line.321"></a>
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requests trying to disable or enable<a name="line.322"></a>
-<span class="sourceLineNo">323</span> // the table at the same time.
Ensure only the first request is honored<a name="line.323"></a>
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can be accepted until the table reaches<a name="line.324"></a>
-<span class="sourceLineNo">325</span> // DISABLED or ENABLED.<a
name="line.325"></a>
-<span class="sourceLineNo">326</span> //<a name="line.326"></a>
-<span class="sourceLineNo">327</span> // Note: in 1.0 release, we called
TableStateManager.setTableStateIfInStates() to set<a name="line.327"></a>
-<span class="sourceLineNo">328</span> // the state to ENABLING from
DISABLED. The implementation was done before table lock<a name="line.328"></a>
-<span class="sourceLineNo">329</span> // was implemented. With table
lock, there is no need to set the state here (it will<a name="line.329"></a>
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state check should be enough for us to move forward.<a name="line.330"></a>
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env.getMasterServices().getTableStateManager();<a name="line.331"></a>
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tsm.getTableState(tableName);<a name="line.332"></a>
-<span class="sourceLineNo">333</span> if(!ts.isDisabled()){<a
name="line.333"></a>
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tableState={}; skipping enable; {}", ts.getState(), this);<a
name="line.334"></a>
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new TableNotDisabledException(ts.toString()));<a name="line.335"></a>
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name="line.336"></a>
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actions in this procedure could be done asynchronously.<a name="line.340"></a>
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name="line.341"></a>
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name="line.343"></a>
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-<span class="sourceLineNo">345</span><a name="line.345"></a>
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name="line.355"></a>
-<span class="sourceLineNo">356</span> }<a name="line.356"></a>
-<span class="sourceLineNo">357</span><a name="line.357"></a>
-<span class="sourceLineNo">358</span> /**<a name="line.358"></a>
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name="line.360"></a>
-<span class="sourceLineNo">361</span> * @param tableName the target table<a
name="line.361"></a>
-<span class="sourceLineNo">362</span> * @throws IOException<a
name="line.362"></a>
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name="line.365"></a>
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IOException {<a name="line.366"></a>
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zk.<a name="line.367"></a>
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table " + tableName);<a name="line.368"></a>
-<span class="sourceLineNo">369</span>
env.getMasterServices().getTableStateManager().setTableState(<a
name="line.369"></a>
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-<span class="sourceLineNo">371</span> TableState.State.ENABLING);<a
name="line.371"></a>
-<span class="sourceLineNo">372</span> }<a name="line.372"></a>
-<span class="sourceLineNo">373</span><a name="line.373"></a>
-<span class="sourceLineNo">374</span> /**<a name="line.374"></a>
-<span class="sourceLineNo">375</span> * Mark table state to Enabled<a
name="line.375"></a>
-<span class="sourceLineNo">376</span> * @param env MasterProcedureEnv<a
name="line.376"></a>
-<span class="sourceLineNo">377</span> * @throws IOException<a
name="line.377"></a>
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name="line.380"></a>
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IOException {<a name="line.381"></a>
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name="line.382"></a>
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env.getMasterServices().getTableStateManager().setTableState(<a
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-<span class="sourceLineNo">385</span> TableState.State.ENABLED);<a
name="line.385"></a>
-<span class="sourceLineNo">386</span> LOG.info("Table '" + tableName + "'
was successfully enabled.");<a name="line.386"></a>
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-<span class="sourceLineNo">388</span><a name="line.388"></a>
-<span class="sourceLineNo">389</span> /**<a name="line.389"></a>
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-<span class="sourceLineNo">392</span> * @param state the procedure state<a
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-<span class="sourceLineNo">394</span> * @throws InterruptedException<a
name="line.394"></a>
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MasterProcedureEnv env, final EnableTableState state)<a name="line.396"></a>
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name="line.398"></a>
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-<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> * The procedure could be restarted
from a different machine. If the variable is null, we need to<a
name="line.402"></a>
-<span class="sourceLineNo">403</span> * retrieve it.<a name="line.403"></a>
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name="line.407"></a>
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LOG.isTraceEnabled();<a name="line.408"></a>
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name="line.410"></a>
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-<span class="sourceLineNo">412</span><a name="line.412"></a>
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-<span class="sourceLineNo">416</span> * @param state the procedure state<a
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-<span class="sourceLineNo">417</span> * @throws IOException<a
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MasterProcedureEnv env, final EnableTableState state)<a name="line.420"></a>
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InterruptedException {<a name="line.421"></a>
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env.getMasterCoprocessorHost();<a name="line.422"></a>
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name="line.424"></a>
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cpHost.preEnableTableAction(getTableName(), getUser());<a name="line.426"></a>
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ENABLE_TABLE_POST_OPERATION:<a name="line.428"></a>
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cpHost.postCompletedEnableTableAction(getTableName(), getUser());<a
name="line.429"></a>
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UnsupportedOperationException(this + " unhandled state=" + state);<a
name="line.432"></a>
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-<span class="sourceLineNo">434</span> }<a name="line.434"></a>
-<span class="sourceLineNo">435</span> }<a name="line.435"></a>
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MasterProcedureProtos.EnableTableStateData enableTableMsg =<a
name="line.281"></a>
+<span class="sourceLineNo">282</span>
serializer.deserialize(MasterProcedureProtos.EnableTableStateData.class);<a
name="line.282"></a>
+<span class="sourceLineNo">283</span>
setUser(MasterProcedureUtil.toUserInfo(enableTableMsg.getUserInfo()));<a
name="line.283"></a>
+<span class="sourceLineNo">284</span> tableName =
ProtobufUtil.toTableName(enableTableMsg.getTableName());<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> @Override<a name="line.287"></a>
+<span class="sourceLineNo">288</span> public TableName getTableName() {<a
name="line.288"></a>
+<span class="sourceLineNo">289</span> return tableName;<a
name="line.289"></a>
+<span class="sourceLineNo">290</span> }<a name="line.290"></a>
+<span class="sourceLineNo">291</span><a name="line.291"></a>
+<span class="sourceLineNo">292</span> @Override<a name="line.292"></a>
+<span class="sourceLineNo">293</span> public TableOperationType
getTableOperationType() {<a name="line.293"></a>
+<span class="sourceLineNo">294</span> return TableOperationType.ENABLE;<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 any real action of
enabling table. Set the exception in the procedure instead<a
name="line.299"></a>
+<span class="sourceLineNo">300</span> * of throwing it. This approach is to
deal with backward compatible with 1.0.<a name="line.300"></a>
+<span class="sourceLineNo">301</span> * @param env MasterProcedureEnv<a
name="line.301"></a>
+<span class="sourceLineNo">302</span> * @return whether the table passes the
necessary checks<a name="line.302"></a>
+<span class="sourceLineNo">303</span> * @throws IOException<a
name="line.303"></a>
+<span class="sourceLineNo">304</span> */<a name="line.304"></a>
+<span class="sourceLineNo">305</span> private boolean prepareEnable(final
MasterProcedureEnv env) throws IOException {<a name="line.305"></a>
+<span class="sourceLineNo">306</span> boolean canTableBeEnabled = true;<a
name="line.306"></a>
+<span class="sourceLineNo">307</span><a name="line.307"></a>
+<span class="sourceLineNo">308</span> // Check whether table exists<a
name="line.308"></a>
+<span class="sourceLineNo">309</span> if
(!MetaTableAccessor.tableExists(env.getMasterServices().getConnection(),
tableName)) {<a name="line.309"></a>
+<span class="sourceLineNo">310</span> setFailure("master-enable-table",
new TableNotFoundException(tableName));<a name="line.310"></a>
+<span class="sourceLineNo">311</span> canTableBeEnabled = false;<a
name="line.311"></a>
+<span class="sourceLineNo">312</span> } else {<a name="line.312"></a>
+<span class="sourceLineNo">313</span> // There could be multiple client
requests trying to disable or enable<a name="line.313"></a>
+<span class="sourceLineNo">314</span> // the table at the same time.
Ensure only the first request is honored<a name="line.314"></a>
+<span class="sourceLineNo">315</span> // After that, no other requests
can be accepted until the table reaches<a name="line.315"></a>
+<span class="sourceLineNo">316</span> // DISABLED or ENABLED.<a
name="line.316"></a>
+<span class="sourceLineNo">317</span> //<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Note: in 1.0 release, we called
TableStateManager.setTableStateIfInStates() to set<a name="line.318"></a>
+<span class="sourceLineNo">319</span> // the state to ENABLING from
DISABLED. The implementation was done before table lock<a name="line.319"></a>
+<span class="sourceLineNo">320</span> // was implemented. With table
lock, there is no need to set the state here (it will<a name="line.320"></a>
+<span class="sourceLineNo">321</span> // set the state later on). A quick
state check should be enough for us to move forward.<a name="line.321"></a>
+<span class="sourceLineNo">322</span> TableStateManager tsm =
env.getMasterServices().getTableStateManager();<a name="line.322"></a>
+<span class="sourceLineNo">323</span> TableState ts =
tsm.getTableState(tableName);<a name="line.323"></a>
+<span class="sourceLineNo">324</span> if(!ts.isDisabled()){<a
name="line.324"></a>
+<span class="sourceLineNo">325</span> LOG.info("Not DISABLED
tableState={}; skipping enable; {}", ts.getState(), this);<a
name="line.325"></a>
+<span class="sourceLineNo">326</span> setFailure("master-enable-table",
new TableNotDisabledException(ts.toString()));<a name="line.326"></a>
+<span class="sourceLineNo">327</span> canTableBeEnabled = false;<a
name="line.327"></a>
+<span class="sourceLineNo">328</span> }<a name="line.328"></a>
+<span class="sourceLineNo">329</span> }<a name="line.329"></a>
+<span class="sourceLineNo">330</span><a name="line.330"></a>
+<span class="sourceLineNo">331</span> // We are done the check. Future
actions in this procedure could be done asynchronously.<a name="line.331"></a>
+<span class="sourceLineNo">332</span> releaseSyncLatch();<a
name="line.332"></a>
+<span class="sourceLineNo">333</span><a name="line.333"></a>
+<span class="sourceLineNo">334</span> return canTableBeEnabled;<a
name="line.334"></a>
+<span class="sourceLineNo">335</span> }<a name="line.335"></a>
+<span class="sourceLineNo">336</span><a name="line.336"></a>
+<span class="sourceLineNo">337</span> /**<a name="line.337"></a>
+<span class="sourceLineNo">338</span> * Action before enabling table.<a
name="line.338"></a>
+<span class="sourceLineNo">339</span> * @param env MasterProcedureEnv<a
name="line.339"></a>
+<span class="sourceLineNo">340</span> * @param state the procedure state<a
name="line.340"></a>
+<span class="sourceLineNo">341</span> * @throws IOException<a
name="line.341"></a>
+<span class="sourceLineNo">342</span> * @throws InterruptedException<a
name="line.342"></a>
+<span class="sourceLineNo">343</span> */<a name="line.343"></a>
+<span class="sourceLineNo">344</span> private void preEnable(final
MasterProcedureEnv env, final EnableTableState state)<a name="line.344"></a>
+<span class="sourceLineNo">345</span> throws IOException,
InterruptedException {<a name="line.345"></a>
+<span class="sourceLineNo">346</span> runCoprocessorAction(env, state);<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> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Mark table state to Enabling<a
name="line.350"></a>
+<span class="sourceLineNo">351</span> * @param env MasterProcedureEnv<a
name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param tableName the target table<a
name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws IOException<a
name="line.353"></a>
+<span class="sourceLineNo">354</span> */<a name="line.354"></a>
+<span class="sourceLineNo">355</span> protected static void
setTableStateToEnabling(<a name="line.355"></a>
+<span class="sourceLineNo">356</span> final MasterProcedureEnv env,<a
name="line.356"></a>
+<span class="sourceLineNo">357</span> final TableName tableName) throws
IOException {<a name="line.357"></a>
+<span class="sourceLineNo">358</span> // Set table disabling flag up in
zk.<a name="line.358"></a>
+<span class="sourceLineNo">359</span> LOG.info("Attempting to enable the
table " + tableName);<a name="line.359"></a>
+<span class="sourceLineNo">360</span>
env.getMasterServices().getTableStateManager().setTableState(<a
name="line.360"></a>
+<span class="sourceLineNo">361</span> tableName,<a name="line.361"></a>
+<span class="sourceLineNo">362</span> TableState.State.ENABLING);<a
name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Mark table state to Enabled<a
name="line.366"></a>
+<span class="sourceLineNo">367</span> * @param env MasterProcedureEnv<a
name="line.367"></a>
+<span class="sourceLineNo">368</span> * @throws IOException<a
name="line.368"></a>
+<span class="sourceLineNo">369</span> */<a name="line.369"></a>
+<span class="sourceLineNo">370</span> protected static void
setTableStateToEnabled(<a name="line.370"></a>
+<span class="sourceLineNo">371</span> final MasterProcedureEnv env,<a
name="line.371"></a>
+<span class="sourceLineNo">372</span> final TableName tableName) throws
IOException {<a name="line.372"></a>
+<span class="sourceLineNo">373</span> // Flip the table to Enabled<a
name="line.373"></a>
+<span class="sourceLineNo">374</span>
env.getMasterServices().getTableStateManager().setTableState(<a
name="line.374"></a>
+<span class="sourceLineNo">375</span> tableName,<a name="line.375"></a>
+<span class="sourceLineNo">376</span> TableState.State.ENABLED);<a
name="line.376"></a>
+<span class="sourceLineNo">377</span> LOG.info("Table '" + tableName + "'
was successfully enabled.");<a name="line.377"></a>
+<span class="sourceLineNo">378</span> }<a name="line.378"></a>
+<span class="sourceLineNo">379</span><a name="line.379"></a>
+<span class="sourceLineNo">380</span> /**<a name="line.380"></a>
+<span class="sourceLineNo">381</span> * Action after enabling table.<a
name="line.381"></a>
+<span class="sourceLineNo">382</span> * @param env MasterProcedureEnv<a
name="line.382"></a>
+<span class="sourceLineNo">383</span> * @param state the procedure state<a
name="line.383"></a>
+<span class="sourceLineNo">384</span> * @throws IOException<a
name="line.384"></a>
+<span class="sourceLineNo">385</span> * @throws InterruptedException<a
name="line.385"></a>
+<span class="sourceLineNo">386</span> */<a name="line.386"></a>
+<span class="sourceLineNo">387</span> private void postEnable(final
MasterProcedureEnv env, final EnableTableState state)<a name="line.387"></a>
+<span class="sourceLineNo">388</span> throws IOException,
InterruptedException {<a name="line.388"></a>
+<span class="sourceLineNo">389</span> runCoprocessorAction(env, state);<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> * The procedure could be restarted
from a different machine. If the variable is null, we need to<a
name="line.393"></a>
+<span class="sourceLineNo">394</span> * retrieve it.<a name="line.394"></a>
+<span class="sourceLineNo">395</span> * @return traceEnabled<a
name="line.395"></a>
+<span class="sourceLineNo">396</span> */<a name="line.396"></a>
+<span class="sourceLineNo">397</span> private Boolean isTraceEnabled() {<a
name="line.397"></a>
+<span class="sourceLineNo">398</span> if (traceEnabled == null) {<a
name="line.398"></a>
+<span class="sourceLineNo">399</span> traceEnabled =
LOG.isTraceEnabled();<a name="line.399"></a>
+<span class="sourceLineNo">400</span> }<a name="line.400"></a>
+<span class="sourceLineNo">401</span> return traceEnabled;<a
name="line.401"></a>
+<span class="sourceLineNo">402</span> }<a name="line.402"></a>
+<span class="sourceLineNo">403</span><a name="line.403"></a>
+<span class="sourceLineNo">404</span> /**<a name="line.404"></a>
+<span class="sourceLineNo">405</span> * Coprocessor Action.<a
name="line.405"></a>
+<span class="sourceLineNo">406</span> * @param env MasterProcedureEnv<a
name="line.406"></a>
+<span class="sourceLineNo">407</span> * @param state the procedure state<a
name="line.407"></a>
+<span class="sourceLineNo">408</span> * @throws IOException<a
name="line.408"></a>
+<span class="sourceLineNo">409</span> * @throws InterruptedException<a
name="line.409"></a>
+<span class="sourceLineNo">410</span> */<a name="line.410"></a>
+<span class="sourceLineNo">411</span> private void runCoprocessorAction(final
MasterProcedureEnv env, final EnableTableState state)<a name="line.411"></a>
+<span class="sourceLineNo">412</span> throws IOException,
InterruptedException {<a name="line.412"></a>
+<span class="sourceLineNo">413</span> final MasterCoprocessorHost cpHost =
env.getMasterCoprocessorHost();<a name="line.413"></a>
+<span class="sourceLineNo">414</span> if (cpHost != null) {<a
name="line.414"></a>
+<span class="sourceLineNo">415</span> switch (state) {<a
name="line.415"></a>
+<span class="sourceLineNo">416</span> case
ENABLE_TABLE_PRE_OPERATION:<a name="line.416"></a>
+<span class="sourceLineNo">417</span>
cpHost.preEnableTableAction(getTableName(), getUser());<a name="line.417"></a>
+<span class="sourceLineNo">418</span> break;<a name="line.418"></a>
+<span class="sourceLineNo">419</span> case
ENABLE_TABLE_POST_OPERATION:<a name="line.419"></a>
+<span class="sourceLineNo">420</span>
cpHost.postCompletedEnableTableAction(getTableName(), getUser());<a
name="line.420"></a>
+<span class="sourceLineNo">421</span> break;<a name="line.421"></a>
+<span class="sourceLineNo">422</span> default:<a name="line.422"></a>
+<span class="sourceLineNo">423</span> throw new
UnsupportedOperationException(this + " unhandled state=" + state);<a
name="line.423"></a>
+<span class="sourceLineNo">424</span> }<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span> }<a name="line.426"></a>
+<span class="sourceLineNo">427</span>}<a name="line.427"></a>