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Posted to commits@hbase.apache.org by gi...@apache.org on 2018/04/23 14:48:35 UTC
[10/16] hbase-site git commit: Published site at
e73ba582f23e7ac512665bac2539af53bd3cb47c.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/952146b4/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/RegionObserver.MutationType.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/RegionObserver.MutationType.html b/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/RegionObserver.MutationType.html
index 993c1ea..2c6f38a 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/RegionObserver.MutationType.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/coprocessor/RegionObserver.MutationType.html
@@ -27,1043 +27,1040 @@
<span class="sourceLineNo">019</span><a name="line.19"></a>
<span class="sourceLineNo">020</span>package org.apache.hadoop.hbase.coprocessor;<a name="line.20"></a>
<span class="sourceLineNo">021</span><a name="line.21"></a>
-<span class="sourceLineNo">022</span>import edu.umd.cs.findbugs.annotations.NonNull;<a name="line.22"></a>
-<span class="sourceLineNo">023</span><a name="line.23"></a>
-<span class="sourceLineNo">024</span>import java.io.IOException;<a name="line.24"></a>
-<span class="sourceLineNo">025</span>import java.util.List;<a name="line.25"></a>
-<span class="sourceLineNo">026</span>import java.util.Map;<a name="line.26"></a>
-<span class="sourceLineNo">027</span><a name="line.27"></a>
-<span class="sourceLineNo">028</span>import org.apache.hadoop.fs.FileSystem;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.fs.Path;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.Cell;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.CompareOperator;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Append;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.Durability;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.Get;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.Increment;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.Mutation;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.Put;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.40"></a>
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-<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.filter.ByteArrayComparable;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.io.FSDataInputStreamWrapper;<a name="line.44"></a>
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-<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.io.hfile.CacheConfig;<a name="line.46"></a>
-<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.regionserver.FlushLifeCycleTracker;<a name="line.47"></a>
-<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.regionserver.InternalScanner;<a name="line.48"></a>
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-<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.regionserver.Region;<a name="line.51"></a>
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-<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.regionserver.RegionScanner;<a name="line.53"></a>
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-<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.regionserver.ScanType;<a name="line.55"></a>
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-<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> * Coprocessors implement this interface to observe and mediate client actions on the region.<a name="line.69"></a>
-<span class="sourceLineNo">070</span> * <p><a name="line.70"></a>
-<span class="sourceLineNo">071</span> * Since most implementations will be interested in only a subset of hooks, this class uses<a name="line.71"></a>
-<span class="sourceLineNo">072</span> * 'default' functions to avoid having to add unnecessary overrides. When the functions are<a name="line.72"></a>
-<span class="sourceLineNo">073</span> * non-empty, it's simply to satisfy the compiler by returning value of expected (non-void) type. It<a name="line.73"></a>
-<span class="sourceLineNo">074</span> * is done in a way that these default definitions act as no-op. So our suggestion to implementation<a name="line.74"></a>
-<span class="sourceLineNo">075</span> * would be to not call these 'default' methods from overrides.<a name="line.75"></a>
-<span class="sourceLineNo">076</span> * <p><a name="line.76"></a>
-<span class="sourceLineNo">077</span> * <h3>Exception Handling</h3><br><a name="line.77"></a>
-<span class="sourceLineNo">078</span> * For all functions, exception handling is done as follows:<a name="line.78"></a>
-<span class="sourceLineNo">079</span> * <ul><a name="line.79"></a>
-<span class="sourceLineNo">080</span> * <li>Exceptions of type {@link IOException} are reported back to client.</li><a name="line.80"></a>
-<span class="sourceLineNo">081</span> * <li>For any other kind of exception:<a name="line.81"></a>
-<span class="sourceLineNo">082</span> * <ul><a name="line.82"></a>
-<span class="sourceLineNo">083</span> * <li>If the configuration {@link CoprocessorHost#ABORT_ON_ERROR_KEY} is set to true, then the<a name="line.83"></a>
-<span class="sourceLineNo">084</span> * server aborts.</li><a name="line.84"></a>
-<span class="sourceLineNo">085</span> * <li>Otherwise, coprocessor is removed from the server and<a name="line.85"></a>
-<span class="sourceLineNo">086</span> * {@link org.apache.hadoop.hbase.DoNotRetryIOException} is returned to the client.</li><a name="line.86"></a>
+<span class="sourceLineNo">022</span>import java.io.IOException;<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 java.util.Map;<a name="line.24"></a>
+<span class="sourceLineNo">025</span><a name="line.25"></a>
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+<span class="sourceLineNo">027</span>import org.apache.hadoop.fs.Path;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.Cell;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.CompareOperator;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.Append;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Durability;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.Get;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.Increment;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.Mutation;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.Put;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.Result;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.filter.ByteArrayComparable;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.io.FSDataInputStreamWrapper;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.io.Reference;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.io.hfile.CacheConfig;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.regionserver.FlushLifeCycleTracker;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.regionserver.InternalScanner;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.regionserver.MiniBatchOperationInProgress;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.regionserver.OperationStatus;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.regionserver.Region;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.regionserver.Region.Operation;<a name="line.50"></a>
+<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.regionserver.RegionScanner;<a name="line.51"></a>
+<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.regionserver.ScanOptions;<a name="line.52"></a>
+<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.regionserver.ScanType;<a name="line.53"></a>
+<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.regionserver.Store;<a name="line.54"></a>
+<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.regionserver.StoreFile;<a name="line.55"></a>
+<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.regionserver.StoreFileReader;<a name="line.56"></a>
+<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionLifeCycleTracker;<a name="line.57"></a>
+<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest;<a name="line.58"></a>
+<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.regionserver.querymatcher.DeleteTracker;<a name="line.59"></a>
+<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.60"></a>
+<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.wal.WALEdit;<a name="line.61"></a>
+<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.wal.WALKey;<a name="line.62"></a>
+<span class="sourceLineNo">063</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.63"></a>
+<span class="sourceLineNo">064</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.64"></a>
+<span class="sourceLineNo">065</span><a name="line.65"></a>
+<span class="sourceLineNo">066</span>/**<a name="line.66"></a>
+<span class="sourceLineNo">067</span> * Coprocessors implement this interface to observe and mediate client actions on the region.<a name="line.67"></a>
+<span class="sourceLineNo">068</span> * <p><a name="line.68"></a>
+<span class="sourceLineNo">069</span> * Since most implementations will be interested in only a subset of hooks, this class uses<a name="line.69"></a>
+<span class="sourceLineNo">070</span> * 'default' functions to avoid having to add unnecessary overrides. When the functions are<a name="line.70"></a>
+<span class="sourceLineNo">071</span> * non-empty, it's simply to satisfy the compiler by returning value of expected (non-void) type. It<a name="line.71"></a>
+<span class="sourceLineNo">072</span> * is done in a way that these default definitions act as no-op. So our suggestion to implementation<a name="line.72"></a>
+<span class="sourceLineNo">073</span> * would be to not call these 'default' methods from overrides.<a name="line.73"></a>
+<span class="sourceLineNo">074</span> * <p><a name="line.74"></a>
+<span class="sourceLineNo">075</span> * <h3>Exception Handling</h3><br><a name="line.75"></a>
+<span class="sourceLineNo">076</span> * For all functions, exception handling is done as follows:<a name="line.76"></a>
+<span class="sourceLineNo">077</span> * <ul><a name="line.77"></a>
+<span class="sourceLineNo">078</span> * <li>Exceptions of type {@link IOException} are reported back to client.</li><a name="line.78"></a>
+<span class="sourceLineNo">079</span> * <li>For any other kind of exception:<a name="line.79"></a>
+<span class="sourceLineNo">080</span> * <ul><a name="line.80"></a>
+<span class="sourceLineNo">081</span> * <li>If the configuration {@link CoprocessorHost#ABORT_ON_ERROR_KEY} is set to true, then the<a name="line.81"></a>
+<span class="sourceLineNo">082</span> * server aborts.</li><a name="line.82"></a>
+<span class="sourceLineNo">083</span> * <li>Otherwise, coprocessor is removed from the server and<a name="line.83"></a>
+<span class="sourceLineNo">084</span> * {@link org.apache.hadoop.hbase.DoNotRetryIOException} is returned to the client.</li><a name="line.84"></a>
+<span class="sourceLineNo">085</span> * </ul><a name="line.85"></a>
+<span class="sourceLineNo">086</span> * </li><a name="line.86"></a>
<span class="sourceLineNo">087</span> * </ul><a name="line.87"></a>
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-<span class="sourceLineNo">091</span> * <h3>For Split Related Hooks</h3> <br><a name="line.91"></a>
-<span class="sourceLineNo">092</span> * In hbase2/AMv2, master runs splits, so the split related hooks are moved to<a name="line.92"></a>
-<span class="sourceLineNo">093</span> * {@link MasterObserver}.<a name="line.93"></a>
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-<span class="sourceLineNo">095</span> * <h3>Increment Column Value</h3><br><a name="line.95"></a>
-<span class="sourceLineNo">096</span> * We do not call this hook anymore.<a name="line.96"></a>
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-<span class="sourceLineNo">098</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.COPROC)<a name="line.98"></a>
-<span class="sourceLineNo">099</span>@InterfaceStability.Evolving<a name="line.99"></a>
-<span class="sourceLineNo">100</span>// TODO as method signatures need to break, update to<a name="line.100"></a>
-<span class="sourceLineNo">101</span>// ObserverContext<? extends RegionCoprocessorEnvironment><a name="line.101"></a>
-<span class="sourceLineNo">102</span>// so we can use additional environment state that isn't exposed to coprocessors.<a name="line.102"></a>
-<span class="sourceLineNo">103</span>public interface RegionObserver {<a name="line.103"></a>
-<span class="sourceLineNo">104</span> /** Mutation type for postMutationBeforeWAL hook */<a name="line.104"></a>
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-<span class="sourceLineNo">109</span> /**<a name="line.109"></a>
-<span class="sourceLineNo">110</span> * Called before the region is reported as open to the master.<a name="line.110"></a>
-<span class="sourceLineNo">111</span> * @param c the environment provided by the region server<a name="line.111"></a>
-<span class="sourceLineNo">112</span> */<a name="line.112"></a>
-<span class="sourceLineNo">113</span> default void preOpen(ObserverContext<RegionCoprocessorEnvironment> c) throws IOException {}<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> * Called after the region is reported as open to the master.<a name="line.116"></a>
-<span class="sourceLineNo">117</span> * @param c the environment provided by the region server<a name="line.117"></a>
-<span class="sourceLineNo">118</span> */<a name="line.118"></a>
-<span class="sourceLineNo">119</span> default void postOpen(ObserverContext<RegionCoprocessorEnvironment> c) {}<a name="line.119"></a>
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-<span class="sourceLineNo">121</span> /**<a name="line.121"></a>
-<span class="sourceLineNo">122</span> * Called before the memstore is flushed to disk.<a name="line.122"></a>
-<span class="sourceLineNo">123</span> * @param c the environment provided by the region server<a name="line.123"></a>
-<span class="sourceLineNo">124</span> * @param tracker tracker used to track the life cycle of a flush<a name="line.124"></a>
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-<span class="sourceLineNo">126</span> default void preFlush(final ObserverContext<RegionCoprocessorEnvironment> c,<a name="line.126"></a>
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-<span class="sourceLineNo">129</span> /**<a name="line.129"></a>
-<span class="sourceLineNo">130</span> * Called before we open store scanner for flush. You can use the {@code options} to change max<a name="line.130"></a>
-<span class="sourceLineNo">131</span> * versions and TTL for the scanner being opened.<a name="line.131"></a>
-<span class="sourceLineNo">132</span> * @param c the environment provided by the region server<a name="line.132"></a>
-<span class="sourceLineNo">133</span> * @param store the store where flush is being requested<a name="line.133"></a>
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-<span class="sourceLineNo">136</span> default void preFlushScannerOpen(ObserverContext<RegionCoprocessorEnvironment> c, Store store,<a name="line.136"></a>
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-<span class="sourceLineNo">139</span> /**<a name="line.139"></a>
-<span class="sourceLineNo">140</span> * Called before a Store's memstore is flushed to disk.<a name="line.140"></a>
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-<span class="sourceLineNo">142</span> * @param store the store where flush is being requested<a name="line.142"></a>
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-<span class="sourceLineNo">145</span> * @return the scanner to use during flush. Should not be {@code null} unless the implementation<a name="line.145"></a>
-<span class="sourceLineNo">146</span> * is writing new store files on its own.<a name="line.146"></a>
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-<span class="sourceLineNo">148</span> default InternalScanner preFlush(ObserverContext<RegionCoprocessorEnvironment> c, Store store,<a name="line.148"></a>
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-<span class="sourceLineNo">150</span> return scanner;<a name="line.150"></a>
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-<span class="sourceLineNo">154</span> * Called after the memstore is flushed to disk.<a name="line.154"></a>
-<span class="sourceLineNo">155</span> * @param c the environment provided by the region server<a name="line.155"></a>
-<span class="sourceLineNo">156</span> * @param tracker tracker used to track the life cycle of a flush<a name="line.156"></a>
-<span class="sourceLineNo">157</span> * @throws IOException if an error occurred on the coprocessor<a name="line.157"></a>
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-<span class="sourceLineNo">162</span> /**<a name="line.162"></a>
-<span class="sourceLineNo">163</span> * Called after a Store's memstore is flushed to disk.<a name="line.163"></a>
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-<span class="sourceLineNo">165</span> * @param store the store being flushed<a name="line.165"></a>
-<span class="sourceLineNo">166</span> * @param resultFile the new store file written out during compaction<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * @param tracker tracker used to track the life cycle of a flush<a name="line.167"></a>
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+<span class="sourceLineNo">223</span> * @param candidates the store files currently available for compaction<a name="line.223"></a>
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+<span class="sourceLineNo">233</span> * @param c the environment provided by the region server<a name="line.233"></a>
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+<span class="sourceLineNo">235</span> * @param selected the store files selected to compact<a name="line.235"></a>
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+<span class="sourceLineNo">237</span> * @param request the requested compaction<a name="line.237"></a>
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+<span class="sourceLineNo">246</span> * @param c the environment provided by the region server<a name="line.246"></a>
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+<span class="sourceLineNo">252</span> */<a name="line.252"></a>
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+<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> * Called prior to writing the {@link StoreFile}s selected for compaction into a new<a name="line.258"></a>
+<span class="sourceLineNo">259</span> * {@code StoreFile}.<a name="line.259"></a>
+<span class="sourceLineNo">260</span> * <p><a name="line.260"></a>
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+<span class="sourceLineNo">268</span> * @param scanType type of Scan<a name="line.268"></a>
+<span class="sourceLineNo">269</span> * @param tracker tracker used to track the life cycle of a compaction<a name="line.269"></a>
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+<span class="sourceLineNo">279</span><a name="line.279"></a>
+<span class="sourceLineNo">280</span> /**<a name="line.280"></a>
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+<span class="sourceLineNo">283</span> * @param store the store being compacted<a name="line.283"></a>
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+<span class="sourceLineNo">292</span> /**<a name="line.292"></a>
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+<span class="sourceLineNo">294</span> * @param c the environment provided by the region server<a name="line.294"></a>
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+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> /**<a name="line.300"></a>
+<span class="sourceLineNo">301</span> * Called after the region is reported as closed to the master.<a name="line.301"></a>
+<span class="sourceLineNo">302</span> * @param c the environment provided by the region server<a name="line.302"></a>
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+<span class="sourceLineNo">306</span><a name="line.306"></a>
+<span class="sourceLineNo">307</span> /**<a name="line.307"></a>
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+<span class="sourceLineNo">310</span> * Call CoprocessorEnvironment#bypass to skip default actions.<a name="line.310"></a>
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+<span class="sourceLineNo">312</span> * @param c the environment provided by the region server<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * @param get the Get request<a name="line.313"></a>
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+<span class="sourceLineNo">320</span><a name="line.320"></a>
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+<span class="sourceLineNo">324</span> * Note: Do not retain references to any Cells in 'result' beyond the life of this invocation.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> * If need a Cell reference for later use, copy the cell and use that.<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * @param c the environment provided by the region server<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * @param get the Get request<a name="line.327"></a>
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+<span class="sourceLineNo">336</span> * Call CoprocessorEnvironment#bypass to skip default actions.<a name="line.336"></a>
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+<span class="sourceLineNo">338</span> * @param c the environment provided by the region server<a name="line.338"></a>
+<span class="sourceLineNo">339</span> * @param get the Get request<a name="line.339"></a>
+<span class="sourceLineNo">340</span> * @param exists the result returned by the region server<a name="line.340"></a>
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+<span class="sourceLineNo">352</span> * @param exists the result returned by the region server<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @return the result to return to the client<a name="line.353"></a>
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+<span class="sourceLineNo">360</span> /**<a name="line.360"></a>
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-<span class="sourceLineNo">418</span> * the family and qualifier<a name="line.418"></a>
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<TRUNCATED>