http://git-wip-us.apache.org/repos/asf/hbase-site/blob/8e4e1542/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.LogDelegate.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.LogDelegate.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.LogDelegate.html index f3d4c5e..d21a651 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.LogDelegate.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.LogDelegate.html @@ -2185,11 +2185,11 @@ <span class="sourceLineNo">2177</span> requestCount.increment();<a name="line.2177"></a> <span class="sourceLineNo">2178</span> List<WALEntry> entries = request.getEntryList();<a name="line.2178"></a> <span class="sourceLineNo">2179</span> CellScanner cellScanner = ((HBaseRpcController)controller).cellScanner();<a name="line.2179"></a> -<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries(entries, cellScanner);<a name="line.2180"></a> +<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries();<a name="line.2180"></a> <span class="sourceLineNo">2181</span> regionServer.replicationSinkHandler.replicateLogEntries(entries, cellScanner,<a name="line.2181"></a> <span class="sourceLineNo">2182</span> request.getReplicationClusterId(), request.getSourceBaseNamespaceDirPath(),<a name="line.2182"></a> <span class="sourceLineNo">2183</span> request.getSourceHFileArchiveDirPath());<a name="line.2183"></a> -<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries(entries, cellScanner);<a name="line.2184"></a> +<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries();<a name="line.2184"></a> <span class="sourceLineNo">2185</span> return ReplicateWALEntryResponse.newBuilder().build();<a name="line.2185"></a> <span class="sourceLineNo">2186</span> } else {<a name="line.2186"></a> <span class="sourceLineNo">2187</span> throw new ServiceException("Replication services are not initialized yet");<a name="line.2187"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/8e4e1542/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerCloseCallBack.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerCloseCallBack.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerCloseCallBack.html index f3d4c5e..d21a651 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerCloseCallBack.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerCloseCallBack.html @@ -2185,11 +2185,11 @@ <span class="sourceLineNo">2177</span> requestCount.increment();<a name="line.2177"></a> <span class="sourceLineNo">2178</span> List<WALEntry> entries = request.getEntryList();<a name="line.2178"></a> <span class="sourceLineNo">2179</span> CellScanner cellScanner = ((HBaseRpcController)controller).cellScanner();<a name="line.2179"></a> -<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries(entries, cellScanner);<a name="line.2180"></a> +<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries();<a name="line.2180"></a> <span class="sourceLineNo">2181</span> regionServer.replicationSinkHandler.replicateLogEntries(entries, cellScanner,<a name="line.2181"></a> <span class="sourceLineNo">2182</span> request.getReplicationClusterId(), request.getSourceBaseNamespaceDirPath(),<a name="line.2182"></a> <span class="sourceLineNo">2183</span> request.getSourceHFileArchiveDirPath());<a name="line.2183"></a> -<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries(entries, cellScanner);<a name="line.2184"></a> +<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries();<a name="line.2184"></a> <span class="sourceLineNo">2185</span> return ReplicateWALEntryResponse.newBuilder().build();<a name="line.2185"></a> <span class="sourceLineNo">2186</span> } else {<a name="line.2186"></a> <span class="sourceLineNo">2187</span> throw new ServiceException("Replication services are not initialized yet");<a name="line.2187"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/8e4e1542/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerHolder.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerHolder.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerHolder.html index f3d4c5e..d21a651 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerHolder.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerHolder.html @@ -2185,11 +2185,11 @@ <span class="sourceLineNo">2177</span> requestCount.increment();<a name="line.2177"></a> <span class="sourceLineNo">2178</span> List<WALEntry> entries = request.getEntryList();<a name="line.2178"></a> <span class="sourceLineNo">2179</span> CellScanner cellScanner = ((HBaseRpcController)controller).cellScanner();<a name="line.2179"></a> -<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries(entries, cellScanner);<a name="line.2180"></a> +<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries();<a name="line.2180"></a> <span class="sourceLineNo">2181</span> regionServer.replicationSinkHandler.replicateLogEntries(entries, cellScanner,<a name="line.2181"></a> <span class="sourceLineNo">2182</span> request.getReplicationClusterId(), request.getSourceBaseNamespaceDirPath(),<a name="line.2182"></a> <span class="sourceLineNo">2183</span> request.getSourceHFileArchiveDirPath());<a name="line.2183"></a> -<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries(entries, cellScanner);<a name="line.2184"></a> +<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries();<a name="line.2184"></a> <span class="sourceLineNo">2185</span> return ReplicateWALEntryResponse.newBuilder().build();<a name="line.2185"></a> <span class="sourceLineNo">2186</span> } else {<a name="line.2186"></a> <span class="sourceLineNo">2187</span> throw new ServiceException("Replication services are not initialized yet");<a name="line.2187"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/8e4e1542/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerShippedCallBack.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerShippedCallBack.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerShippedCallBack.html index f3d4c5e..d21a651 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerShippedCallBack.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannerShippedCallBack.html @@ -2185,11 +2185,11 @@ <span class="sourceLineNo">2177</span> requestCount.increment();<a name="line.2177"></a> <span class="sourceLineNo">2178</span> List<WALEntry> entries = request.getEntryList();<a name="line.2178"></a> <span class="sourceLineNo">2179</span> CellScanner cellScanner = ((HBaseRpcController)controller).cellScanner();<a name="line.2179"></a> -<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries(entries, cellScanner);<a name="line.2180"></a> +<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries();<a name="line.2180"></a> <span class="sourceLineNo">2181</span> regionServer.replicationSinkHandler.replicateLogEntries(entries, cellScanner,<a name="line.2181"></a> <span class="sourceLineNo">2182</span> request.getReplicationClusterId(), request.getSourceBaseNamespaceDirPath(),<a name="line.2182"></a> <span class="sourceLineNo">2183</span> request.getSourceHFileArchiveDirPath());<a name="line.2183"></a> -<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries(entries, cellScanner);<a name="line.2184"></a> +<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries();<a name="line.2184"></a> <span class="sourceLineNo">2185</span> return ReplicateWALEntryResponse.newBuilder().build();<a name="line.2185"></a> <span class="sourceLineNo">2186</span> } else {<a name="line.2186"></a> <span class="sourceLineNo">2187</span> throw new ServiceException("Replication services are not initialized yet");<a name="line.2187"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/8e4e1542/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannersCloseCallBack.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannersCloseCallBack.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannersCloseCallBack.html index f3d4c5e..d21a651 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannersCloseCallBack.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.RegionScannersCloseCallBack.html @@ -2185,11 +2185,11 @@ <span class="sourceLineNo">2177</span> requestCount.increment();<a name="line.2177"></a> <span class="sourceLineNo">2178</span> List<WALEntry> entries = request.getEntryList();<a name="line.2178"></a> <span class="sourceLineNo">2179</span> CellScanner cellScanner = ((HBaseRpcController)controller).cellScanner();<a name="line.2179"></a> -<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries(entries, cellScanner);<a name="line.2180"></a> +<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries();<a name="line.2180"></a> <span class="sourceLineNo">2181</span> regionServer.replicationSinkHandler.replicateLogEntries(entries, cellScanner,<a name="line.2181"></a> <span class="sourceLineNo">2182</span> request.getReplicationClusterId(), request.getSourceBaseNamespaceDirPath(),<a name="line.2182"></a> <span class="sourceLineNo">2183</span> request.getSourceHFileArchiveDirPath());<a name="line.2183"></a> -<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries(entries, cellScanner);<a name="line.2184"></a> +<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries();<a name="line.2184"></a> <span class="sourceLineNo">2185</span> return ReplicateWALEntryResponse.newBuilder().build();<a name="line.2185"></a> <span class="sourceLineNo">2186</span> } else {<a name="line.2186"></a> <span class="sourceLineNo">2187</span> throw new ServiceException("Replication services are not initialized yet");<a name="line.2187"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/8e4e1542/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.ScannerListener.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.ScannerListener.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.ScannerListener.html index f3d4c5e..d21a651 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.ScannerListener.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.ScannerListener.html @@ -2185,11 +2185,11 @@ <span class="sourceLineNo">2177</span> requestCount.increment();<a name="line.2177"></a> <span class="sourceLineNo">2178</span> List<WALEntry> entries = request.getEntryList();<a name="line.2178"></a> <span class="sourceLineNo">2179</span> CellScanner cellScanner = ((HBaseRpcController)controller).cellScanner();<a name="line.2179"></a> -<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries(entries, cellScanner);<a name="line.2180"></a> +<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries();<a name="line.2180"></a> <span class="sourceLineNo">2181</span> regionServer.replicationSinkHandler.replicateLogEntries(entries, cellScanner,<a name="line.2181"></a> <span class="sourceLineNo">2182</span> request.getReplicationClusterId(), request.getSourceBaseNamespaceDirPath(),<a name="line.2182"></a> <span class="sourceLineNo">2183</span> request.getSourceHFileArchiveDirPath());<a name="line.2183"></a> -<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries(entries, cellScanner);<a name="line.2184"></a> +<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries();<a name="line.2184"></a> <span class="sourceLineNo">2185</span> return ReplicateWALEntryResponse.newBuilder().build();<a name="line.2185"></a> <span class="sourceLineNo">2186</span> } else {<a name="line.2186"></a> <span class="sourceLineNo">2187</span> throw new ServiceException("Replication services are not initialized yet");<a name="line.2187"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/8e4e1542/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.html index f3d4c5e..d21a651 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.html @@ -2185,11 +2185,11 @@ <span class="sourceLineNo">2177</span> requestCount.increment();<a name="line.2177"></a> <span class="sourceLineNo">2178</span> List<WALEntry> entries = request.getEntryList();<a name="line.2178"></a> <span class="sourceLineNo">2179</span> CellScanner cellScanner = ((HBaseRpcController)controller).cellScanner();<a name="line.2179"></a> -<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries(entries, cellScanner);<a name="line.2180"></a> +<span class="sourceLineNo">2180</span> regionServer.getRegionServerCoprocessorHost().preReplicateLogEntries();<a name="line.2180"></a> <span class="sourceLineNo">2181</span> regionServer.replicationSinkHandler.replicateLogEntries(entries, cellScanner,<a name="line.2181"></a> <span class="sourceLineNo">2182</span> request.getReplicationClusterId(), request.getSourceBaseNamespaceDirPath(),<a name="line.2182"></a> <span class="sourceLineNo">2183</span> request.getSourceHFileArchiveDirPath());<a name="line.2183"></a> -<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries(entries, cellScanner);<a name="line.2184"></a> +<span class="sourceLineNo">2184</span> regionServer.getRegionServerCoprocessorHost().postReplicateLogEntries();<a name="line.2184"></a> <span class="sourceLineNo">2185</span> return ReplicateWALEntryResponse.newBuilder().build();<a name="line.2185"></a> <span class="sourceLineNo">2186</span> } else {<a name="line.2186"></a> <span class="sourceLineNo">2187</span> throw new ServiceException("Replication services are not initialized yet");<a name="line.2187"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/8e4e1542/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RegionServerCoprocessorHost.CoprocessOperationWithResult.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RegionServerCoprocessorHost.CoprocessOperationWithResult.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RegionServerCoprocessorHost.CoprocessOperationWithResult.html index ec36d2e..1572f5f 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RegionServerCoprocessorHost.CoprocessOperationWithResult.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RegionServerCoprocessorHost.CoprocessOperationWithResult.html @@ -34,330 +34,328 @@ <span class="sourceLineNo">026</span>import org.apache.commons.logging.Log;<a name="line.26"></a> <span class="sourceLineNo">027</span>import org.apache.commons.logging.LogFactory;<a name="line.27"></a> <span class="sourceLineNo">028</span>import org.apache.hadoop.conf.Configuration;<a name="line.28"></a> -<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.CellScanner;<a name="line.29"></a> -<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.Coprocessor;<a name="line.30"></a> -<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.CoprocessorEnvironment;<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.yetus.audience.InterfaceAudience;<a name="line.33"></a> -<span class="sourceLineNo">034</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.34"></a> -<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;<a name="line.35"></a> -<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.coprocessor.MetricsCoprocessor;<a name="line.36"></a> -<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.coprocessor.ObserverContext;<a name="line.37"></a> -<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.coprocessor.RegionServerCoprocessorEnvironment;<a name="line.38"></a> -<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.coprocessor.RegionServerObserver;<a name="line.39"></a> -<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.coprocessor.SingletonCoprocessorService;<a name="line.40"></a> -<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.ipc.RpcServer;<a name="line.41"></a> -<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.metrics.MetricRegistry;<a name="line.42"></a> -<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.replication.ReplicationEndpoint;<a name="line.43"></a> -<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.security.User;<a name="line.44"></a> -<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.WALEntry;<a name="line.45"></a> -<span class="sourceLineNo">046</span><a name="line.46"></a> -<span class="sourceLineNo">047</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.COPROC)<a name="line.47"></a> -<span class="sourceLineNo">048</span>@InterfaceStability.Evolving<a name="line.48"></a> -<span class="sourceLineNo">049</span>public class RegionServerCoprocessorHost extends<a name="line.49"></a> -<span class="sourceLineNo">050</span> CoprocessorHost<RegionServerCoprocessorHost.RegionServerEnvironment> {<a name="line.50"></a> +<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.Coprocessor;<a name="line.29"></a> +<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.CoprocessorEnvironment;<a name="line.30"></a> +<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.31"></a> +<span class="sourceLineNo">032</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.32"></a> +<span class="sourceLineNo">033</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.33"></a> +<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;<a name="line.34"></a> +<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.coprocessor.MetricsCoprocessor;<a name="line.35"></a> +<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.coprocessor.ObserverContext;<a name="line.36"></a> +<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.coprocessor.RegionServerCoprocessorEnvironment;<a name="line.37"></a> +<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.coprocessor.RegionServerObserver;<a name="line.38"></a> +<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.coprocessor.SingletonCoprocessorService;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.ipc.RpcServer;<a name="line.40"></a> +<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.metrics.MetricRegistry;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.replication.ReplicationEndpoint;<a name="line.42"></a> +<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.security.User;<a name="line.43"></a> +<span class="sourceLineNo">044</span><a name="line.44"></a> +<span class="sourceLineNo">045</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.COPROC)<a name="line.45"></a> +<span class="sourceLineNo">046</span>@InterfaceStability.Evolving<a name="line.46"></a> +<span class="sourceLineNo">047</span>public class RegionServerCoprocessorHost extends<a name="line.47"></a> +<span class="sourceLineNo">048</span> CoprocessorHost<RegionServerCoprocessorHost.RegionServerEnvironment> {<a name="line.48"></a> +<span class="sourceLineNo">049</span><a name="line.49"></a> +<span class="sourceLineNo">050</span> private static final Log LOG = LogFactory.getLog(RegionServerCoprocessorHost.class);<a name="line.50"></a> <span class="sourceLineNo">051</span><a name="line.51"></a> -<span class="sourceLineNo">052</span> private static final Log LOG = LogFactory.getLog(RegionServerCoprocessorHost.class);<a name="line.52"></a> +<span class="sourceLineNo">052</span> private RegionServerServices rsServices;<a name="line.52"></a> <span class="sourceLineNo">053</span><a name="line.53"></a> -<span class="sourceLineNo">054</span> private RegionServerServices rsServices;<a name="line.54"></a> -<span class="sourceLineNo">055</span><a name="line.55"></a> -<span class="sourceLineNo">056</span> public RegionServerCoprocessorHost(RegionServerServices rsServices,<a name="line.56"></a> -<span class="sourceLineNo">057</span> Configuration conf) {<a name="line.57"></a> -<span class="sourceLineNo">058</span> super(rsServices);<a name="line.58"></a> -<span class="sourceLineNo">059</span> this.rsServices = rsServices;<a name="line.59"></a> -<span class="sourceLineNo">060</span> this.conf = conf;<a name="line.60"></a> -<span class="sourceLineNo">061</span> // Log the state of coprocessor loading here; should appear only once or<a name="line.61"></a> -<span class="sourceLineNo">062</span> // twice in the daemon log, depending on HBase version, because there is<a name="line.62"></a> -<span class="sourceLineNo">063</span> // only one RegionServerCoprocessorHost instance in the RS process<a name="line.63"></a> -<span class="sourceLineNo">064</span> boolean coprocessorsEnabled = conf.getBoolean(COPROCESSORS_ENABLED_CONF_KEY,<a name="line.64"></a> -<span class="sourceLineNo">065</span> DEFAULT_COPROCESSORS_ENABLED);<a name="line.65"></a> -<span class="sourceLineNo">066</span> boolean tableCoprocessorsEnabled = conf.getBoolean(USER_COPROCESSORS_ENABLED_CONF_KEY,<a name="line.66"></a> -<span class="sourceLineNo">067</span> DEFAULT_USER_COPROCESSORS_ENABLED);<a name="line.67"></a> -<span class="sourceLineNo">068</span> LOG.info("System coprocessor loading is " + (coprocessorsEnabled ? "enabled" : "disabled"));<a name="line.68"></a> -<span class="sourceLineNo">069</span> LOG.info("Table coprocessor loading is " +<a name="line.69"></a> -<span class="sourceLineNo">070</span> ((coprocessorsEnabled && tableCoprocessorsEnabled) ? "enabled" : "disabled"));<a name="line.70"></a> -<span class="sourceLineNo">071</span> loadSystemCoprocessors(conf, REGIONSERVER_COPROCESSOR_CONF_KEY);<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> @Override<a name="line.74"></a> -<span class="sourceLineNo">075</span> public RegionServerEnvironment createEnvironment(Class<?> implClass,<a name="line.75"></a> -<span class="sourceLineNo">076</span> Coprocessor instance, int priority, int sequence, Configuration conf) {<a name="line.76"></a> -<span class="sourceLineNo">077</span> return new RegionServerEnvironment(implClass, instance, priority,<a name="line.77"></a> -<span class="sourceLineNo">078</span> sequence, conf, this.rsServices);<a name="line.78"></a> -<span class="sourceLineNo">079</span> }<a name="line.79"></a> -<span class="sourceLineNo">080</span><a name="line.80"></a> -<span 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For preStop(), coprocessor methods are invoked in call() and<a name="line.240"></a> -<span class="sourceLineNo">241</span> * environment is shutdown in postEnvCall(). <br><a name="line.241"></a> -<span class="sourceLineNo">242</span> * Need to execute all coprocessor methods first then postEnvCall(), otherwise some coprocessors<a name="line.242"></a> -<span class="sourceLineNo">243</span> * may remain shutdown if any exception occurs during next coprocessor execution which prevent<a name="line.243"></a> -<span class="sourceLineNo">244</span> * RegionServer stop. 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i < envsSize; i++) {<a name="line.256"></a> -<span class="sourceLineNo">257</span> RegionServerEnvironment env = envs.get(i);<a name="line.257"></a> -<span class="sourceLineNo">258</span> if (env.getInstance() instanceof RegionServerObserver) {<a name="line.258"></a> -<span class="sourceLineNo">259</span> ctx.prepare(env);<a name="line.259"></a> -<span class="sourceLineNo">260</span> Thread currentThread = Thread.currentThread();<a name="line.260"></a> -<span class="sourceLineNo">261</span> ClassLoader cl = currentThread.getContextClassLoader();<a name="line.261"></a> -<span class="sourceLineNo">262</span> try {<a name="line.262"></a> -<span class="sourceLineNo">263</span> currentThread.setContextClassLoader(env.getClassLoader());<a name="line.263"></a> -<span class="sourceLineNo">264</span> ctx.call((RegionServerObserver) env.getInstance(), ctx);<a name="line.264"></a> -<span class="sourceLineNo">265</span> } catch (Throwable e) {<a name="line.265"></a> -<span class="sourceLineNo">266</span> handleCoprocessorThrowable(env, e);<a name="line.266"></a> -<span class="sourceLineNo">267</span> } finally {<a name="line.267"></a> -<span class="sourceLineNo">268</span> currentThread.setContextClassLoader(cl);<a name="line.268"></a> -<span class="sourceLineNo">269</span> }<a name="line.269"></a> -<span class="sourceLineNo">270</span> bypass |= ctx.shouldBypass();<a name="line.270"></a> -<span class="sourceLineNo">271</span> if (ctx.shouldComplete()) {<a name="line.271"></a> -<span class="sourceLineNo">272</span> break;<a name="line.272"></a> -<span class="sourceLineNo">273</span> }<a name="line.273"></a> -<span class="sourceLineNo">274</span> }<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> // Iterate the coprocessors and execute CoprocessorOperation's postEnvCall()<a name="line.277"></a> -<span class="sourceLineNo">278</span> for (int i = 0; i < envsSize; i++) {<a name="line.278"></a> -<span class="sourceLineNo">279</span> RegionServerEnvironment env = envs.get(i);<a name="line.279"></a> -<span class="sourceLineNo">280</span> ctx.postEnvCall(env);<a name="line.280"></a> -<span class="sourceLineNo">281</span> }<a name="line.281"></a> -<span class="sourceLineNo">282</span> return bypass;<a name="line.282"></a> -<span class="sourceLineNo">283</span> }<a name="line.283"></a> -<span class="sourceLineNo">284</span><a name="line.284"></a> -<span class="sourceLineNo">285</span> /**<a name="line.285"></a> -<span class="sourceLineNo">286</span> * Coprocessor environment extension providing access to region server<a name="line.286"></a> -<span class="sourceLineNo">287</span> * related services.<a name="line.287"></a> -<span class="sourceLineNo">288</span> */<a name="line.288"></a> -<span class="sourceLineNo">289</span> static class RegionServerEnvironment extends CoprocessorHost.Environment<a name="line.289"></a> -<span class="sourceLineNo">290</span> implements RegionServerCoprocessorEnvironment {<a name="line.290"></a> -<span class="sourceLineNo">291</span> private final RegionServerServices regionServerServices;<a name="line.291"></a> -<span class="sourceLineNo">292</span> private final MetricRegistry metricRegistry;<a name="line.292"></a> -<span class="sourceLineNo">293</span><a name="line.293"></a> -<span class="sourceLineNo">294</span> @edu.umd.cs.findbugs.annotations.SuppressWarnings(value="BC_UNCONFIRMED_CAST",<a name="line.294"></a> -<span class="sourceLineNo">295</span> justification="Intentional; FB has trouble detecting isAssignableFrom")<a name="line.295"></a> -<span class="sourceLineNo">296</span> public RegionServerEnvironment(final Class<?> implClass,<a name="line.296"></a> -<span class="sourceLineNo">297</span> final Coprocessor impl, final int priority, final int seq,<a name="line.297"></a> -<span class="sourceLineNo">298</span> final Configuration conf, final RegionServerServices services) {<a name="line.298"></a> -<span class="sourceLineNo">299</span> super(impl, priority, seq, conf);<a name="line.299"></a> -<span class="sourceLineNo">300</span> this.regionServerServices = services;<a name="line.300"></a> -<span class="sourceLineNo">301</span> for (Object itf : ClassUtils.getAllInterfaces(implClass)) {<a name="line.301"></a> -<span class="sourceLineNo">302</span> Class<?> c = (Class<?>) itf;<a name="line.302"></a> -<span class="sourceLineNo">303</span> if (SingletonCoprocessorService.class.isAssignableFrom(c)) {// FindBugs: BC_UNCONFIRMED_CAST<a name="line.303"></a> -<span class="sourceLineNo">304</span> this.regionServerServices.registerService(<a name="line.304"></a> -<span class="sourceLineNo">305</span> ((SingletonCoprocessorService) impl).getService());<a name="line.305"></a> -<span class="sourceLineNo">306</span> break;<a name="line.306"></a> -<span class="sourceLineNo">307</span> }<a name="line.307"></a> -<span class="sourceLineNo">308</span> }<a name="line.308"></a> -<span class="sourceLineNo">309</span> this.metricRegistry =<a name="line.309"></a> -<span class="sourceLineNo">310</span> MetricsCoprocessor.createRegistryForRSCoprocessor(implClass.getName());<a name="line.310"></a> -<span class="sourceLineNo">311</span> }<a name="line.311"></a> -<span class="sourceLineNo">312</span><a name="line.312"></a> -<span class="sourceLineNo">313</span> @Override<a name="line.313"></a> -<span class="sourceLineNo">314</span> public RegionServerServices getRegionServerServices() {<a name="line.314"></a> -<span class="sourceLineNo">315</span> return regionServerServices;<a name="line.315"></a> -<span class="sourceLineNo">316</span> }<a name="line.316"></a> -<span class="sourceLineNo">317</span><a name="line.317"></a> -<span class="sourceLineNo">318</span> @Override<a name="line.318"></a> -<span class="sourceLineNo">319</span> public MetricRegistry getMetricRegistryForRegionServer() {<a name="line.319"></a> -<span class="sourceLineNo">320</span> return metricRegistry;<a name="line.320"></a> -<span class="sourceLineNo">321</span> }<a name="line.321"></a> -<span class="sourceLineNo">322</span><a name="line.322"></a> -<span class="sourceLineNo">323</span> @Override<a name="line.323"></a> -<span class="sourceLineNo">324</span> protected void shutdown() {<a name="line.324"></a> -<span class="sourceLineNo">325</span> super.shutdown();<a name="line.325"></a> -<span class="sourceLineNo">326</span> MetricsCoprocessor.removeRegistry(metricRegistry);<a name="line.326"></a> -<span class="sourceLineNo">327</span> }<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> * Environment priority comparator. 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"enabled" : "disabled"));<a name="line.66"></a> +<span class="sourceLineNo">067</span> LOG.info("Table coprocessor loading is " +<a name="line.67"></a> +<span class="sourceLineNo">068</span> ((coprocessorsEnabled && tableCoprocessorsEnabled) ? "enabled" : "disabled"));<a name="line.68"></a> +<span class="sourceLineNo">069</span> loadSystemCoprocessors(conf, REGIONSERVER_COPROCESSOR_CONF_KEY);<a name="line.69"></a> +<span class="sourceLineNo">070</span> }<a name="line.70"></a> +<span class="sourceLineNo">071</span><a name="line.71"></a> +<span class="sourceLineNo">072</span> @Override<a name="line.72"></a> +<span class="sourceLineNo">073</span> public RegionServerEnvironment createEnvironment(Class<?> implClass,<a name="line.73"></a> +<span class="sourceLineNo">074</span> Coprocessor instance, int priority, int sequence, Configuration conf) {<a name="line.74"></a> +<span class="sourceLineNo">075</span> return new RegionServerEnvironment(implClass, instance, priority,<a name="line.75"></a> +<span class="sourceLineNo">076</span> sequence, conf, this.rsServices);<a name="line.76"></a> +<span class="sourceLineNo">077</span> }<a name="line.77"></a> +<span class="sourceLineNo">078</span><a name="line.78"></a> +<span class="sourceLineNo">079</span> public void preStop(String message, User user) throws IOException {<a name="line.79"></a> +<span class="sourceLineNo">080</span> // While stopping the region server all coprocessors method should be executed first then the<a name="line.80"></a> +<span class="sourceLineNo">081</span> // coprocessor should be cleaned up.<a name="line.81"></a> +<span class="sourceLineNo">082</span> execShutdown(coprocessors.isEmpty() ? null : new CoprocessorOperation(user) {<a name="line.82"></a> +<span class="sourceLineNo">083</span> @Override<a name="line.83"></a> +<span class="sourceLineNo">084</span> public void call(RegionServerObserver oserver,<a name="line.84"></a> +<span class="sourceLineNo">085</span> ObserverContext<RegionServerCoprocessorEnvironment> ctx) throws IOException {<a name="line.85"></a> +<span class="sourceLineNo">086</span> oserver.preStopRegionServer(ctx);<a name="line.86"></a> +<span class="sourceLineNo">087</span> }<a name="line.87"></a> +<span 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class="sourceLineNo">110</span> ObserverContext<RegionServerCoprocessorEnvironment> ctx) throws IOException {<a name="line.110"></a> +<span class="sourceLineNo">111</span> oserver.postRollWALWriterRequest(ctx);<a name="line.111"></a> +<span class="sourceLineNo">112</span> }<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><a name="line.115"></a> +<span class="sourceLineNo">116</span> public void preReplicateLogEntries()<a name="line.116"></a> +<span class="sourceLineNo">117</span> throws IOException {<a name="line.117"></a> +<span class="sourceLineNo">118</span> execOperation(coprocessors.isEmpty() ? null : new CoprocessorOperation() {<a name="line.118"></a> +<span class="sourceLineNo">119</span> @Override<a name="line.119"></a> +<span class="sourceLineNo">120</span> public void call(RegionServerObserver oserver,<a name="line.120"></a> +<span class="sourceLineNo">121</span> ObserverContext<RegionServerCoprocessorEnvironment> ctx) throws IOException {<a name="line.121"></a> +<span class="sourceLineNo">122</span> oserver.preReplicateLogEntries(ctx);<a name="line.122"></a> +<span class="sourceLineNo">123</span> }<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><a name="line.126"></a> +<span class="sourceLineNo">127</span> public void postReplicateLogEntries()<a name="line.127"></a> +<span class="sourceLineNo">128</span> throws IOException {<a name="line.128"></a> +<span class="sourceLineNo">129</span> execOperation(coprocessors.isEmpty() ? null : new CoprocessorOperation() {<a name="line.129"></a> +<span class="sourceLineNo">130</span> @Override<a name="line.130"></a> +<span class="sourceLineNo">131</span> public void call(RegionServerObserver oserver,<a name="line.131"></a> +<span class="sourceLineNo">132</span> ObserverContext<RegionServerCoprocessorEnvironment> ctx) throws IOException {<a name="line.132"></a> +<span class="sourceLineNo">133</span> oserver.postReplicateLogEntries(ctx);<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><a name="line.137"></a> +<span class="sourceLineNo">138</span> public ReplicationEndpoint postCreateReplicationEndPoint(final ReplicationEndpoint endpoint)<a name="line.138"></a> +<span class="sourceLineNo">139</span> throws IOException {<a name="line.139"></a> +<span class="sourceLineNo">140</span> return execOperationWithResult(endpoint, coprocessors.isEmpty() ? null<a name="line.140"></a> +<span class="sourceLineNo">141</span> : new CoprocessOperationWithResult<ReplicationEndpoint>() {<a name="line.141"></a> +<span 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@Override<a name="line.152"></a> +<span class="sourceLineNo">153</span> public void call(RegionServerObserver oserver,<a name="line.153"></a> +<span class="sourceLineNo">154</span> ObserverContext<RegionServerCoprocessorEnvironment> ctx) throws IOException {<a name="line.154"></a> +<span class="sourceLineNo">155</span> oserver.preClearCompactionQueues(ctx);<a name="line.155"></a> +<span class="sourceLineNo">156</span> }<a name="line.156"></a> +<span class="sourceLineNo">157</span> });<a name="line.157"></a> +<span class="sourceLineNo">158</span> }<a name="line.158"></a> +<span class="sourceLineNo">159</span><a name="line.159"></a> +<span class="sourceLineNo">160</span> public void postClearCompactionQueues() throws IOException {<a name="line.160"></a> +<span class="sourceLineNo">161</span> execOperation(coprocessors.isEmpty() ? null : new CoprocessorOperation() {<a name="line.161"></a> +<span class="sourceLineNo">162</span> @Override<a name="line.162"></a> +<span class="sourceLineNo">163</span> public void call(RegionServerObserver oserver,<a name="line.163"></a> +<span class="sourceLineNo">164</span> ObserverContext<RegionServerCoprocessorEnvironment> ctx) throws IOException {<a name="line.164"></a> +<span class="sourceLineNo">165</span> oserver.postClearCompactionQueues(ctx);<a name="line.165"></a> +<span class="sourceLineNo">166</span> }<a name="line.166"></a> +<span class="sourceLineNo">167</span> });<a name="line.167"></a> +<span class="sourceLineNo">168</span> }<a name="line.168"></a> +<span class="sourceLineNo">169</span><a name="line.169"></a> +<span class="sourceLineNo">170</span> private <T> T execOperationWithResult(final T defaultValue,<a name="line.170"></a> +<span class="sourceLineNo">171</span> final CoprocessOperationWithResult<T> ctx) throws IOException {<a name="line.171"></a> +<span class="sourceLineNo">172</span> if (ctx == null)<a name="line.172"></a> +<span class="sourceLineNo">173</span> return defaultValue;<a name="line.173"></a> +<span class="sourceLineNo">174</span> ctx.setResult(defaultValue);<a name="line.174"></a> +<span class="sourceLineNo">175</span> execOperation(ctx);<a name="line.175"></a> +<span class="sourceLineNo">176</span> return ctx.getResult();<a name="line.176"></a> +<span class="sourceLineNo">177</span> }<a name="line.177"></a> +<span class="sourceLineNo">178</span><a name="line.178"></a> +<span class="sourceLineNo">179</span> private static abstract class CoprocessorOperation<a name="line.179"></a> +<span class="sourceLineNo">180</span> extends ObserverContext<RegionServerCoprocessorEnvironment> {<a name="line.180"></a> +<span class="sourceLineNo">181</span> public CoprocessorOperation() {<a name="line.181"></a> +<span class="sourceLineNo">182</span> this(RpcServer.getRequestUser());<a name="line.182"></a> +<span class="sourceLineNo">183</span> }<a name="line.183"></a> +<span class="sourceLineNo">184</span><a name="line.184"></a> +<span class="sourceLineNo">185</span> public CoprocessorOperation(User user) {<a name="line.185"></a> +<span class="sourceLineNo">186</span> super(user);<a name="line.186"></a> +<span class="sourceLineNo">187</span> }<a name="line.187"></a> +<span class="sourceLineNo">188</span><a name="line.188"></a> +<span class="sourceLineNo">189</span> public abstract void call(RegionServerObserver oserver,<a name="line.189"></a> +<span class="sourceLineNo">190</span> ObserverContext<RegionServerCoprocessorEnvironment> ctx) throws IOException;<a name="line.190"></a> +<span class="sourceLineNo">191</span><a name="line.191"></a> +<span class="sourceLineNo">192</span> public void postEnvCall(RegionServerEnvironment env) {<a name="line.192"></a> +<span class="sourceLineNo">193</span> }<a name="line.193"></a> +<span class="sourceLineNo">194</span> }<a name="line.194"></a> +<span class="sourceLineNo">195</span><a name="line.195"></a> +<span class="sourceLineNo">196</span> private static abstract class CoprocessOperationWithResult<T> extends CoprocessorOperation {<a name="line.196"></a> +<span class="sourceLineNo">197</span> private T result = null;<a name="line.197"></a> +<span class="sourceLineNo">198</span><a name="line.198"></a> +<span class="sourceLineNo">199</span> public void setResult(final T result) {<a name="line.199"></a> +<span class="sourceLineNo">200</span> this.result = result;<a name="line.200"></a> +<span class="sourceLineNo">201</span> }<a name="line.201"></a> +<span class="sourceLineNo">202</span><a name="line.202"></a> +<span class="sourceLineNo">203</span> public T getResult() {<a name="line.203"></a> +<span class="sourceLineNo">204</span> return this.result;<a name="line.204"></a> +<span class="sourceLineNo">205</span> }<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 boolean execOperation(final CoprocessorOperation ctx) throws IOException {<a name="line.208"></a> +<span class="sourceLineNo">209</span> if (ctx == null) return false;<a name="line.209"></a> +<span class="sourceLineNo">210</span> boolean bypass = false;<a name="line.210"></a> +<span class="sourceLineNo">211</span> List<RegionServerEnvironment> envs = coprocessors.get();<a name="line.211"></a> +<span class="sourceLineNo">212</span> for (int i = 0; i < envs.size(); i++) {<a name="line.212"></a> +<span class="sourceLineNo">213</span> RegionServerEnvironment env = envs.get(i);<a name="line.213"></a> +<span class="sourceLineNo">214</span> if (env.getInstance() instanceof RegionServerObserver) {<a name="line.214"></a> +<span class="sourceLineNo">215</span> ctx.prepare(env);<a name="line.215"></a> +<span class="sourceLineNo">216</span> Thread currentThread = Thread.currentThread();<a name="line.216"></a> +<span class="sourceLineNo">217</span> ClassLoader cl = currentThread.getContextClassLoader();<a name="line.217"></a> +<span class="sourceLineNo">218</span> try {<a name="line.218"></a> +<span class="sourceLineNo">219</span> currentThread.setContextClassLoader(env.getClassLoader());<a name="line.219"></a> +<span class="sourceLineNo">220</span> ctx.call((RegionServerObserver)env.getInstance(), ctx);<a name="line.220"></a> +<span class="sourceLineNo">221</span> } catch (Throwable e) {<a name="line.221"></a> +<span class="sourceLineNo">222</span> handleCoprocessorThrowable(env, e);<a name="line.222"></a> +<span class="sourceLineNo">223</span> } finally {<a name="line.223"></a> +<span class="sourceLineNo">224</span> currentThread.setContextClassLoader(cl);<a name="line.224"></a> +<span class="sourceLineNo">225</span> }<a name="line.225"></a> +<span class="sourceLineNo">226</span> bypass |= ctx.shouldBypass();<a name="line.226"></a> +<span class="sourceLineNo">227</span> if (ctx.shouldComplete()) {<a name="line.227"></a> +<span class="sourceLineNo">228</span> break;<a name="line.228"></a> +<span class="sourceLineNo">229</span> }<a name="line.229"></a> +<span class="sourceLineNo">230</span> }<a name="line.230"></a> +<span class="sourceLineNo">231</span> ctx.postEnvCall(env);<a name="line.231"></a> +<span class="sourceLineNo">232</span> }<a name="line.232"></a> +<span class="sourceLineNo">233</span> return bypass;<a name="line.233"></a> +<span class="sourceLineNo">234</span> }<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> * RegionServer coprocessor classes can be configured in any order, based on that priority is set<a name="line.237"></a> +<span class="sourceLineNo">238</span> * and chained in a sorted order. For preStop(), coprocessor methods are invoked in call() and<a name="line.238"></a> +<span class="sourceLineNo">239</span> * environment is shutdown in postEnvCall(). <br><a name="line.239"></a> +<span class="sourceLineNo">240</span> * Need to execute all coprocessor methods first then postEnvCall(), otherwise some coprocessors<a name="line.240"></a> +<span class="sourceLineNo">241</span> * may remain shutdown if any exception occurs during next coprocessor execution which prevent<a name="line.241"></a> +<span class="sourceLineNo">242</span> * RegionServer stop. (Refer:<a name="line.242"></a> +<span class="sourceLineNo">243</span> * <a href="https://issues.apache.org/jira/browse/HBASE-16663">HBASE-16663</a><a name="line.243"></a> +<span class="sourceLineNo">244</span> * @param ctx CoprocessorOperation<a name="line.244"></a> +<span class="sourceLineNo">245</span> * @return true if bypaas coprocessor execution, false if not.<a name="line.245"></a> +<span class="sourceLineNo">246</span> * @throws IOException<a name="line.246"></a> +<span class="sourceLineNo">247</span> */<a name="line.247"></a> +<span class="sourceLineNo">248</span> private boolean execShutdown(final CoprocessorOperation ctx) throws IOException {<a name="line.248"></a> +<span class="sourceLineNo">249</span> if (ctx == null) return false;<a name="line.249"></a> +<span class="sourceLineNo">250</span> boolean bypass = false;<a name="line.250"></a> +<span class="sourceLineNo">251</span> List<RegionServerEnvironment> envs = coprocessors.get();<a name="line.251"></a> +<span class="sourceLineNo">252</span> int envsSize = envs.size();<a name="line.252"></a> +<span class="sourceLineNo">253</span> // Iterate the coprocessors and execute CoprocessorOperation's call()<a name="line.253"></a> +<span class="sourceLineNo">254</span> for (int i = 0; i < envsSize; i++) {<a name="line.254"></a> +<span class="sourceLineNo">255</span> RegionServerEnvironment env = envs.get(i);<a name="line.255"></a> +<span class="sourceLineNo">256</span> if (env.getInstance() instanceof RegionServerObserver) {<a name="line.256"></a> +<span class="sourceLineNo">257</span> ctx.prepare(env);<a name="line.257"></a> +<span class="sourceLineNo">258</span> Thread currentThread = Thread.currentThread();<a name="line.258"></a> +<span class="sourceLineNo">259</span> ClassLoader cl = currentThread.getContextClassLoader();<a name="line.259"></a> +<span class="sourceLineNo">260</span> try {<a name="line.260"></a> +<span class="sourceLineNo">261</span> currentThread.setContextClassLoader(env.getClassLoader());<a name="line.261"></a> +<span class="sourceLineNo">262</span> ctx.call((RegionServerObserver) env.getInstance(), ctx);<a name="line.262"></a> +<span class="sourceLineNo">263</span> } catch (Throwable e) {<a name="line.263"></a> +<span class="sourceLineNo">264</span> handleCoprocessorThrowable(env, e);<a name="line.264"></a> +<span class="sourceLineNo">265</span> } finally {<a name="line.265"></a> +<span class="sourceLineNo">266</span> currentThread.setContextClassLoader(cl);<a name="line.266"></a> +<span class="sourceLineNo">267</span> }<a name="line.267"></a> +<span class="sourceLineNo">268</span> bypass |= ctx.shouldBypass();<a name="line.268"></a> +<span class="sourceLineNo">269</span> if (ctx.shouldComplete()) {<a name="line.269"></a> +<span class="sourceLineNo">270</span> break;<a name="line.270"></a> +<span class="sourceLineNo">271</span> }<a name="line.271"></a> +<span class="sourceLineNo">272</span> }<a name="line.272"></a> +<span class="sourceLineNo">273</span> }<a name="line.273"></a> +<span class="sourceLineNo">274</span><a name="line.274"></a> +<span class="sourceLineNo">275</span> // Iterate the coprocessors and execute CoprocessorOperation's postEnvCall()<a name="line.275"></a> +<span class="sourceLineNo">276</span> for (int i = 0; i < envsSize; i++) {<a name="line.276"></a> +<span class="sourceLineNo">277</span> RegionServerEnvironment env = envs.get(i);<a name="line.277"></a> +<span class="sourceLineNo">278</span> ctx.postEnvCall(env);<a name="line.278"></a> +<span class="sourceLineNo">279</span> }<a name="line.279"></a> +<span class="sourceLineNo">280</span> return bypass;<a name="line.280"></a> +<span class="sourceLineNo">281</span> }<a name="line.281"></a> +<span class="sourceLineNo">282</span><a name="line.282"></a> +<span class="sourceLineNo">283</span> /**<a name="line.283"></a> +<span class="sourceLineNo">284</span> * Coprocessor environment extension providing access to region server<a name="line.284"></a> +<span class="sourceLineNo">285</span> * related services.<a name="line.285"></a> +<span class="sourceLineNo">286</span> */<a name="line.286"></a> +<span class="sourceLineNo">287</span> static class RegionServerEnvironment extends CoprocessorHost.Environment<a name="line.287"></a> +<span class="sourceLineNo">288</span> implements RegionServerCoprocessorEnvironment {<a name="line.288"></a> +<span class="sourceLineNo">289</span> private final RegionServerServices regionServerServices;<a name="line.289"></a> +<span class="sourceLineNo">290</span> private final MetricRegistry metricRegistry;<a name="line.290"></a> +<span class="sourceLineNo">291</span><a name="line.291"></a> +<span class="sourceLineNo">292</span> @edu.umd.cs.findbugs.annotations.SuppressWarnings(value="BC_UNCONFIRMED_CAST",<a name="line.292"></a> +<span class="sourceLineNo">293</span> justification="Intentional; FB has trouble detecting isAssignableFrom")<a name="line.293"></a> +<span class="sourceLineNo">294</span> public RegionServerEnvironment(final Class<?> implClass,<a name="line.294"></a> +<span class="sourceLineNo">295</span> final Coprocessor impl, final int priority, final int seq,<a name="line.295"></a> +<span class="sourceLineNo">296</span> final Configuration conf, final RegionServerServices services) {<a name="line.296"></a> +<span class="sourceLineNo">297</span> super(impl, priority, seq, conf);<a name="line.297"></a> +<span class="sourceLineNo">298</span> this.regionServerServices = services;<a name="line.298"></a> +<span class="sourceLineNo">299</span> for (Object itf : ClassUtils.getAllInterfaces(implClass)) {<a name="line.299"></a> +<span class="sourceLineNo">300</span> Class<?> c = (Class<?>) itf;<a name="line.300"></a> +<span class="sourceLineNo">301</span> if (SingletonCoprocessorService.class.isAssignableFrom(c)) {// FindBugs: BC_UNCONFIRMED_CAST<a name="line.301"></a> +<span class="sourceLineNo">302</span> this.regionServerServices.registerService(<a name="line.302"></a> +<span class="sourceLineNo">303</span> ((SingletonCoprocessorService) impl).getService());<a name="line.303"></a> +<span class="sourceLineNo">304</span> break;<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> +<span class="sourceLineNo">307</span> this.metricRegistry =<a name="line.307"></a> +<span class="sourceLineNo">308</span> MetricsCoprocessor.createRegistryForRSCoprocessor(implClass.getName());<a name="line.308"></a> +<span class="sourceLineNo">309</span> }<a name="line.309"></a> +<span class="sourceLineNo">310</span><a name="line.310"></a> +<span class="sourceLineNo">311</span> @Override<a name="line.311"></a> +<span class="sourceLineNo">312</span> public RegionServerServices getRegionServerServices() {<a name="line.312"></a> +<span class="sourceLineNo">313</span> return regionServerServices;<a name="line.313"></a> +<span class="sourceLineNo">314</span> }<a name="line.314"></a> +<span class="sourceLineNo">315</span><a name="line.315"></a> +<span class="sourceLineNo">316</span> @Override<a name="line.316"></a> +<span class="sourceLineNo">317</span> public MetricRegistry getMetricRegistryForRegionServer() {<a name="line.317"></a> +<span class="sourceLineNo">318</span> return metricRegistry;<a name="line.318"></a> +<span class="sourceLineNo">319</span> }<a name="line.319"></a> +<span class="sourceLineNo">320</span><a name="line.320"></a> +<span class="sourceLineNo">321</span> @Override<a name="line.321"></a> +<span class="sourceLineNo">322</span> protected void shutdown() {<a name="line.322"></a> +<span class="sourceLineNo">323</span> super.shutdown();<a name="line.323"></a> +<span class="sourceLineNo">324</span> MetricsCoprocessor.removeRegistry(metricRegistry);<a name="line.324"></a> +<span class="sourceLineNo">325</span> }<a name="line.325"></a> +<span class="sourceLineNo">326</span> }<a name="line.326"></a> +<span class="sourceLineNo">327</span><a name="line.327"></a> +<span class="sourceLineNo">328</span> /**<a name="line.328"></a> +<span class="sourceLineNo">329</span> * Environment priority comparator. Coprocessors are chained in sorted<a name="line.329"></a> +<span class="sourceLineNo">330</span> * order.<a name="line.330"></a> +<span class="sourceLineNo">331</span> */<a name="line.331"></a> +<span class="sourceLineNo">332</span> static class EnvironmentPriorityComparator implements<a name="line.332"></a> +<span class="sourceLineNo">333</span> Comparator<CoprocessorEnvironment> {<a name="line.333"></a> +<span class="sourceLineNo">334</span> @Override<a name="line.334"></a> +<span class="sourceLineNo">335</span> public int compare(final CoprocessorEnvironment env1,<a name="line.335"></a> +<span class="sourceLineNo">336</span> final CoprocessorEnvironment env2) {<a name="line.336"></a> +<span class="sourceLineNo">337</span> if (env1.getPriority() < env2.getPriority()) {<a name="line.337"></a> +<span class="sourceLineNo">338</span> return -1;<a name="line.338"></a> +<span class="sourceLineNo">339</span> } else if (env1.getPriority() > env2.getPriority()) {<a name="line.339"></a> +<span class="sourceLineNo">340</span> return 1;<a name="line.340"></a> +<span class="sourceLineNo">341</span> }<a name="line.341"></a> +<span class="sourceLineNo">342</span> if (env1.getLoadSequence() < env2.getLoadSequence()) {<a name="line.342"></a> +<span class="sourceLineNo">343</span> return -1;<a name="line.343"></a> +<span class="sourceLineNo">344</span> } else if (env1.getLoadSequence() > env2.getLoadSequence()) {<a name="line.344"></a> +<span class="sourceLineNo">345</span> return 1;<a name="line.345"></a> +<span class="sourceLineNo">346</span> }<a name="line.346"></a> +<span class="sourceLineNo">347</span> return 0;<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>}<a name="line.350"></a>
