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Posted to commits@hbase.apache.org by gi...@apache.org on 2018/03/17 14:53:51 UTC
[15/51] [partial] hbase-site git commit: Published site at
00095a2ef9442e3fd86c04876c9d91f2f8b23ad8.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/bd675fa3/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/MoveRegionProcedure.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/MoveRegionProcedure.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/MoveRegionProcedure.html
index b75d90b..6b7e383 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/MoveRegionProcedure.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/MoveRegionProcedure.html
@@ -72,103 +72,114 @@
<span class="sourceLineNo">064</span> super(env, plan.getRegionInfo());<a name="line.64"></a>
<span class="sourceLineNo">065</span> this.plan = plan;<a name="line.65"></a>
<span class="sourceLineNo">066</span> preflightChecks(env, true);<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> @Override<a name="line.69"></a>
-<span class="sourceLineNo">070</span> protected Flow executeFromState(final MasterProcedureEnv env, final MoveRegionState state)<a name="line.70"></a>
-<span class="sourceLineNo">071</span> throws InterruptedException {<a name="line.71"></a>
-<span class="sourceLineNo">072</span> if (LOG.isTraceEnabled()) {<a name="line.72"></a>
-<span class="sourceLineNo">073</span> LOG.trace(this + " execute state=" + state);<a name="line.73"></a>
-<span class="sourceLineNo">074</span> }<a name="line.74"></a>
-<span class="sourceLineNo">075</span> switch (state) {<a name="line.75"></a>
-<span class="sourceLineNo">076</span> case MOVE_REGION_UNASSIGN:<a name="line.76"></a>
-<span class="sourceLineNo">077</span> addChildProcedure(new UnassignProcedure(plan.getRegionInfo(), plan.getSource(),<a name="line.77"></a>
-<span class="sourceLineNo">078</span> plan.getDestination(), true));<a name="line.78"></a>
-<span class="sourceLineNo">079</span> setNextState(MoveRegionState.MOVE_REGION_ASSIGN);<a name="line.79"></a>
-<span class="sourceLineNo">080</span> break;<a name="line.80"></a>
-<span class="sourceLineNo">081</span> case MOVE_REGION_ASSIGN:<a name="line.81"></a>
-<span class="sourceLineNo">082</span> AssignProcedure assignProcedure = plan.getDestination() == null ?<a name="line.82"></a>
-<span class="sourceLineNo">083</span> new AssignProcedure(plan.getRegionInfo()):<a name="line.83"></a>
-<span class="sourceLineNo">084</span> new AssignProcedure(plan.getRegionInfo(), plan.getDestination());<a name="line.84"></a>
-<span class="sourceLineNo">085</span> addChildProcedure(assignProcedure);<a name="line.85"></a>
-<span class="sourceLineNo">086</span> return Flow.NO_MORE_STATE;<a name="line.86"></a>
-<span class="sourceLineNo">087</span> default:<a name="line.87"></a>
-<span class="sourceLineNo">088</span> throw new UnsupportedOperationException("unhandled state=" + state);<a name="line.88"></a>
-<span class="sourceLineNo">089</span> }<a name="line.89"></a>
-<span class="sourceLineNo">090</span> return Flow.HAS_MORE_STATE;<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> @Override<a name="line.93"></a>
-<span class="sourceLineNo">094</span> protected void rollbackState(final MasterProcedureEnv env, final MoveRegionState state)<a name="line.94"></a>
-<span class="sourceLineNo">095</span> throws IOException {<a name="line.95"></a>
-<span class="sourceLineNo">096</span> // no-op<a name="line.96"></a>
-<span class="sourceLineNo">097</span> }<a name="line.97"></a>
-<span class="sourceLineNo">098</span><a name="line.98"></a>
-<span class="sourceLineNo">099</span> @Override<a name="line.99"></a>
-<span class="sourceLineNo">100</span> public boolean abort(final MasterProcedureEnv env) {<a name="line.100"></a>
-<span class="sourceLineNo">101</span> return false;<a name="line.101"></a>
+<span class="sourceLineNo">067</span> checkOnline(env, plan.getRegionInfo());<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> @Override<a name="line.70"></a>
+<span class="sourceLineNo">071</span> protected Flow executeFromState(final MasterProcedureEnv env, final MoveRegionState state)<a name="line.71"></a>
+<span class="sourceLineNo">072</span> throws InterruptedException {<a name="line.72"></a>
+<span class="sourceLineNo">073</span> if (LOG.isTraceEnabled()) {<a name="line.73"></a>
+<span class="sourceLineNo">074</span> LOG.trace(this + " execute state=" + state);<a name="line.74"></a>
+<span class="sourceLineNo">075</span> }<a name="line.75"></a>
+<span class="sourceLineNo">076</span> switch (state) {<a name="line.76"></a>
+<span class="sourceLineNo">077</span> case MOVE_REGION_PREPARE:<a name="line.77"></a>
+<span class="sourceLineNo">078</span> // Check context again and that region is online; do it here after we have lock on region.<a name="line.78"></a>
+<span class="sourceLineNo">079</span> try {<a name="line.79"></a>
+<span class="sourceLineNo">080</span> preflightChecks(env, true);<a name="line.80"></a>
+<span class="sourceLineNo">081</span> checkOnline(env, this.plan.getRegionInfo());<a name="line.81"></a>
+<span class="sourceLineNo">082</span> } catch (HBaseIOException e) {<a name="line.82"></a>
+<span class="sourceLineNo">083</span> LOG.warn(this.toString() + " FAILED because " + e.toString());<a name="line.83"></a>
+<span class="sourceLineNo">084</span> return Flow.NO_MORE_STATE;<a name="line.84"></a>
+<span class="sourceLineNo">085</span> }<a name="line.85"></a>
+<span class="sourceLineNo">086</span> break;<a name="line.86"></a>
+<span class="sourceLineNo">087</span> case MOVE_REGION_UNASSIGN:<a name="line.87"></a>
+<span class="sourceLineNo">088</span> addChildProcedure(new UnassignProcedure(plan.getRegionInfo(), plan.getSource(),<a name="line.88"></a>
+<span class="sourceLineNo">089</span> plan.getDestination(), true));<a name="line.89"></a>
+<span class="sourceLineNo">090</span> setNextState(MoveRegionState.MOVE_REGION_ASSIGN);<a name="line.90"></a>
+<span class="sourceLineNo">091</span> break;<a name="line.91"></a>
+<span class="sourceLineNo">092</span> case MOVE_REGION_ASSIGN:<a name="line.92"></a>
+<span class="sourceLineNo">093</span> AssignProcedure assignProcedure = plan.getDestination() == null ?<a name="line.93"></a>
+<span class="sourceLineNo">094</span> new AssignProcedure(plan.getRegionInfo()):<a name="line.94"></a>
+<span class="sourceLineNo">095</span> new AssignProcedure(plan.getRegionInfo(), plan.getDestination());<a name="line.95"></a>
+<span class="sourceLineNo">096</span> addChildProcedure(assignProcedure);<a name="line.96"></a>
+<span class="sourceLineNo">097</span> return Flow.NO_MORE_STATE;<a name="line.97"></a>
+<span class="sourceLineNo">098</span> default:<a name="line.98"></a>
+<span class="sourceLineNo">099</span> throw new UnsupportedOperationException("unhandled state=" + state);<a name="line.99"></a>
+<span class="sourceLineNo">100</span> }<a name="line.100"></a>
+<span class="sourceLineNo">101</span> return Flow.HAS_MORE_STATE;<a name="line.101"></a>
<span class="sourceLineNo">102</span> }<a name="line.102"></a>
<span class="sourceLineNo">103</span><a name="line.103"></a>
<span class="sourceLineNo">104</span> @Override<a name="line.104"></a>
-<span class="sourceLineNo">105</span> public void toStringClassDetails(final StringBuilder sb) {<a name="line.105"></a>
-<span class="sourceLineNo">106</span> sb.append(getClass().getSimpleName());<a name="line.106"></a>
-<span class="sourceLineNo">107</span> sb.append(" ");<a name="line.107"></a>
-<span class="sourceLineNo">108</span> sb.append(plan);<a name="line.108"></a>
-<span class="sourceLineNo">109</span> }<a name="line.109"></a>
-<span class="sourceLineNo">110</span><a name="line.110"></a>
-<span class="sourceLineNo">111</span> @Override<a name="line.111"></a>
-<span class="sourceLineNo">112</span> protected MoveRegionState getInitialState() {<a name="line.112"></a>
-<span class="sourceLineNo">113</span> return MoveRegionState.MOVE_REGION_UNASSIGN;<a name="line.113"></a>
-<span class="sourceLineNo">114</span> }<a name="line.114"></a>
-<span class="sourceLineNo">115</span><a name="line.115"></a>
-<span class="sourceLineNo">116</span> @Override<a name="line.116"></a>
-<span class="sourceLineNo">117</span> protected int getStateId(final MoveRegionState state) {<a name="line.117"></a>
-<span class="sourceLineNo">118</span> return state.getNumber();<a name="line.118"></a>
-<span class="sourceLineNo">119</span> }<a name="line.119"></a>
-<span class="sourceLineNo">120</span><a name="line.120"></a>
-<span class="sourceLineNo">121</span> @Override<a name="line.121"></a>
-<span class="sourceLineNo">122</span> protected MoveRegionState getState(final int stateId) {<a name="line.122"></a>
-<span class="sourceLineNo">123</span> return MoveRegionState.valueOf(stateId);<a name="line.123"></a>
-<span class="sourceLineNo">124</span> }<a name="line.124"></a>
-<span class="sourceLineNo">125</span><a name="line.125"></a>
-<span class="sourceLineNo">126</span> @Override<a name="line.126"></a>
-<span class="sourceLineNo">127</span> public TableName getTableName() {<a name="line.127"></a>
-<span class="sourceLineNo">128</span> return plan.getRegionInfo().getTable();<a name="line.128"></a>
-<span class="sourceLineNo">129</span> }<a name="line.129"></a>
-<span class="sourceLineNo">130</span><a name="line.130"></a>
-<span class="sourceLineNo">131</span> @Override<a name="line.131"></a>
-<span class="sourceLineNo">132</span> public TableOperationType getTableOperationType() {<a name="line.132"></a>
-<span class="sourceLineNo">133</span> return TableOperationType.REGION_EDIT;<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> @Override<a name="line.136"></a>
-<span class="sourceLineNo">137</span> protected void serializeStateData(ProcedureStateSerializer serializer)<a name="line.137"></a>
-<span class="sourceLineNo">138</span> throws IOException {<a name="line.138"></a>
-<span class="sourceLineNo">139</span> super.serializeStateData(serializer);<a name="line.139"></a>
-<span class="sourceLineNo">140</span><a name="line.140"></a>
-<span class="sourceLineNo">141</span> final MoveRegionStateData.Builder state = MoveRegionStateData.newBuilder()<a name="line.141"></a>
-<span class="sourceLineNo">142</span> // No need to serialize the RegionInfo. The super class has the region.<a name="line.142"></a>
-<span class="sourceLineNo">143</span> .setSourceServer(ProtobufUtil.toServerName(plan.getSource()));<a name="line.143"></a>
-<span class="sourceLineNo">144</span> if (plan.getDestination() != null) {<a name="line.144"></a>
-<span class="sourceLineNo">145</span> state.setDestinationServer(ProtobufUtil.toServerName(plan.getDestination()));<a name="line.145"></a>
-<span class="sourceLineNo">146</span> }<a name="line.146"></a>
-<span class="sourceLineNo">147</span><a name="line.147"></a>
-<span class="sourceLineNo">148</span> serializer.serialize(state.build());<a name="line.148"></a>
-<span class="sourceLineNo">149</span> }<a name="line.149"></a>
-<span class="sourceLineNo">150</span><a name="line.150"></a>
-<span class="sourceLineNo">151</span> @Override<a name="line.151"></a>
-<span class="sourceLineNo">152</span> protected void deserializeStateData(ProcedureStateSerializer serializer)<a name="line.152"></a>
-<span class="sourceLineNo">153</span> throws IOException {<a name="line.153"></a>
-<span class="sourceLineNo">154</span> super.deserializeStateData(serializer);<a name="line.154"></a>
-<span class="sourceLineNo">155</span><a name="line.155"></a>
-<span class="sourceLineNo">156</span> final MoveRegionStateData state = serializer.deserialize(MoveRegionStateData.class);<a name="line.156"></a>
-<span class="sourceLineNo">157</span> final RegionInfo regionInfo = getRegion(); // Get it from super class deserialization.<a name="line.157"></a>
-<span class="sourceLineNo">158</span> final ServerName sourceServer = ProtobufUtil.toServerName(state.getSourceServer());<a name="line.158"></a>
-<span class="sourceLineNo">159</span> final ServerName destinationServer = state.hasDestinationServer() ?<a name="line.159"></a>
-<span class="sourceLineNo">160</span> ProtobufUtil.toServerName(state.getDestinationServer()) : null;<a name="line.160"></a>
-<span class="sourceLineNo">161</span> this.plan = new RegionPlan(regionInfo, sourceServer, destinationServer);<a name="line.161"></a>
-<span class="sourceLineNo">162</span> }<a name="line.162"></a>
-<span class="sourceLineNo">163</span>}<a name="line.163"></a>
+<span class="sourceLineNo">105</span> protected void rollbackState(final MasterProcedureEnv env, final MoveRegionState state)<a name="line.105"></a>
+<span class="sourceLineNo">106</span> throws IOException {<a name="line.106"></a>
+<span class="sourceLineNo">107</span> // no-op<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> @Override<a name="line.110"></a>
+<span class="sourceLineNo">111</span> public boolean abort(final MasterProcedureEnv env) {<a name="line.111"></a>
+<span class="sourceLineNo">112</span> return false;<a name="line.112"></a>
+<span class="sourceLineNo">113</span> }<a name="line.113"></a>
+<span class="sourceLineNo">114</span><a name="line.114"></a>
+<span class="sourceLineNo">115</span> @Override<a name="line.115"></a>
+<span class="sourceLineNo">116</span> public void toStringClassDetails(final StringBuilder sb) {<a name="line.116"></a>
+<span class="sourceLineNo">117</span> sb.append(getClass().getSimpleName());<a name="line.117"></a>
+<span class="sourceLineNo">118</span> sb.append(" ");<a name="line.118"></a>
+<span class="sourceLineNo">119</span> sb.append(plan);<a name="line.119"></a>
+<span class="sourceLineNo">120</span> }<a name="line.120"></a>
+<span class="sourceLineNo">121</span><a name="line.121"></a>
+<span class="sourceLineNo">122</span> @Override<a name="line.122"></a>
+<span class="sourceLineNo">123</span> protected MoveRegionState getInitialState() {<a name="line.123"></a>
+<span class="sourceLineNo">124</span> return MoveRegionState.MOVE_REGION_UNASSIGN;<a name="line.124"></a>
+<span class="sourceLineNo">125</span> }<a name="line.125"></a>
+<span class="sourceLineNo">126</span><a name="line.126"></a>
+<span class="sourceLineNo">127</span> @Override<a name="line.127"></a>
+<span class="sourceLineNo">128</span> protected int getStateId(final MoveRegionState state) {<a name="line.128"></a>
+<span class="sourceLineNo">129</span> return state.getNumber();<a name="line.129"></a>
+<span class="sourceLineNo">130</span> }<a name="line.130"></a>
+<span class="sourceLineNo">131</span><a name="line.131"></a>
+<span class="sourceLineNo">132</span> @Override<a name="line.132"></a>
+<span class="sourceLineNo">133</span> protected MoveRegionState getState(final int stateId) {<a name="line.133"></a>
+<span class="sourceLineNo">134</span> return MoveRegionState.valueOf(stateId);<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> @Override<a name="line.137"></a>
+<span class="sourceLineNo">138</span> public TableName getTableName() {<a name="line.138"></a>
+<span class="sourceLineNo">139</span> return plan.getRegionInfo().getTable();<a name="line.139"></a>
+<span class="sourceLineNo">140</span> }<a name="line.140"></a>
+<span class="sourceLineNo">141</span><a name="line.141"></a>
+<span class="sourceLineNo">142</span> @Override<a name="line.142"></a>
+<span class="sourceLineNo">143</span> public TableOperationType getTableOperationType() {<a name="line.143"></a>
+<span class="sourceLineNo">144</span> return TableOperationType.REGION_EDIT;<a name="line.144"></a>
+<span class="sourceLineNo">145</span> }<a name="line.145"></a>
+<span class="sourceLineNo">146</span><a name="line.146"></a>
+<span class="sourceLineNo">147</span> @Override<a name="line.147"></a>
+<span class="sourceLineNo">148</span> protected void serializeStateData(ProcedureStateSerializer serializer)<a name="line.148"></a>
+<span class="sourceLineNo">149</span> throws IOException {<a name="line.149"></a>
+<span class="sourceLineNo">150</span> super.serializeStateData(serializer);<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span> final MoveRegionStateData.Builder state = MoveRegionStateData.newBuilder()<a name="line.152"></a>
+<span class="sourceLineNo">153</span> // No need to serialize the RegionInfo. The super class has the region.<a name="line.153"></a>
+<span class="sourceLineNo">154</span> .setSourceServer(ProtobufUtil.toServerName(plan.getSource()));<a name="line.154"></a>
+<span class="sourceLineNo">155</span> if (plan.getDestination() != null) {<a name="line.155"></a>
+<span class="sourceLineNo">156</span> state.setDestinationServer(ProtobufUtil.toServerName(plan.getDestination()));<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> serializer.serialize(state.build());<a name="line.159"></a>
+<span class="sourceLineNo">160</span> }<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span> @Override<a name="line.162"></a>
+<span class="sourceLineNo">163</span> protected void deserializeStateData(ProcedureStateSerializer serializer)<a name="line.163"></a>
+<span class="sourceLineNo">164</span> throws IOException {<a name="line.164"></a>
+<span class="sourceLineNo">165</span> super.deserializeStateData(serializer);<a name="line.165"></a>
+<span class="sourceLineNo">166</span><a name="line.166"></a>
+<span class="sourceLineNo">167</span> final MoveRegionStateData state = serializer.deserialize(MoveRegionStateData.class);<a name="line.167"></a>
+<span class="sourceLineNo">168</span> final RegionInfo regionInfo = getRegion(); // Get it from super class deserialization.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> final ServerName sourceServer = ProtobufUtil.toServerName(state.getSourceServer());<a name="line.169"></a>
+<span class="sourceLineNo">170</span> final ServerName destinationServer = state.hasDestinationServer() ?<a name="line.170"></a>
+<span class="sourceLineNo">171</span> ProtobufUtil.toServerName(state.getDestinationServer()) : null;<a name="line.171"></a>
+<span class="sourceLineNo">172</span> this.plan = new RegionPlan(regionInfo, sourceServer, destinationServer);<a name="line.172"></a>
+<span class="sourceLineNo">173</span> }<a name="line.173"></a>
+<span class="sourceLineNo">174</span>}<a name="line.174"></a>