http://git-wip-us.apache.org/repos/asf/hbase-site/blob/c81ffb38/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.RegionEnvironment.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.RegionEnvironment.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.RegionEnvironment.html index 6950867..a338ca1 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.RegionEnvironment.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.RegionEnvironment.html @@ -44,1728 +44,1738 @@ <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.Cell;<a name="line.36"></a> <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.CompareOperator;<a name="line.37"></a> <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.38"></a> -<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.RawCellBuilder;<a name="line.39"></a> -<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.RawCellBuilderFactory;<a name="line.40"></a> -<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.ServerName;<a name="line.41"></a> -<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.SharedConnection;<a name="line.42"></a> -<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.Append;<a name="line.43"></a> -<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.44"></a> -<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.45"></a> -<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.Durability;<a name="line.46"></a> -<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.Get;<a name="line.47"></a> -<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.client.Increment;<a name="line.48"></a> -<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.client.Mutation;<a name="line.49"></a> -<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.client.Put;<a name="line.50"></a> -<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.51"></a> -<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.client.Result;<a name="line.52"></a> -<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.53"></a> -<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.54"></a> -<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.coprocessor.BaseEnvironment;<a name="line.55"></a> -<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.coprocessor.BulkLoadObserver;<a name="line.56"></a> -<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorException;<a name="line.57"></a> -<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;<a name="line.58"></a> -<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorService;<a name="line.59"></a> -<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorServiceBackwardCompatiblity;<a name="line.60"></a> -<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.coprocessor.CoreCoprocessor;<a name="line.61"></a> -<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.coprocessor.EndpointObserver;<a name="line.62"></a> -<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.coprocessor.HasRegionServerServices;<a name="line.63"></a> -<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.coprocessor.MetricsCoprocessor;<a name="line.64"></a> -<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.coprocessor.ObserverContext;<a name="line.65"></a> -<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.coprocessor.RegionCoprocessor;<a name="line.66"></a> -<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment;<a name="line.67"></a> -<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.coprocessor.RegionObserver;<a name="line.68"></a> -<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.coprocessor.RegionObserver.MutationType;<a name="line.69"></a> -<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.filter.ByteArrayComparable;<a name="line.70"></a> -<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.io.FSDataInputStreamWrapper;<a name="line.71"></a> -<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.io.Reference;<a name="line.72"></a> -<span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.io.hfile.CacheConfig;<a name="line.73"></a> -<span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.metrics.MetricRegistry;<a name="line.74"></a> -<span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.regionserver.Region.Operation;<a name="line.75"></a> -<span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionLifeCycleTracker;<a name="line.76"></a> -<span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest;<a name="line.77"></a> -<span class="sourceLineNo">078</span>import org.apache.hadoop.hbase.regionserver.querymatcher.DeleteTracker;<a name="line.78"></a> -<span class="sourceLineNo">079</span>import org.apache.hadoop.hbase.security.User;<a name="line.79"></a> -<span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.util.CoprocessorClassLoader;<a name="line.80"></a> -<span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.81"></a> -<span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.wal.WALEdit;<a name="line.82"></a> -<span class="sourceLineNo">083</span>import org.apache.hadoop.hbase.wal.WALKey;<a name="line.83"></a> -<span class="sourceLineNo">084</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.84"></a> -<span class="sourceLineNo">085</span>import org.slf4j.Logger;<a name="line.85"></a> -<span class="sourceLineNo">086</span>import org.slf4j.LoggerFactory;<a name="line.86"></a> -<span class="sourceLineNo">087</span><a name="line.87"></a> -<span class="sourceLineNo">088</span>import org.apache.hbase.thirdparty.org.apache.commons.collections4.map.AbstractReferenceMap;<a name="line.88"></a> -<span class="sourceLineNo">089</span>import org.apache.hbase.thirdparty.org.apache.commons.collections4.map.ReferenceMap;<a name="line.89"></a> -<span class="sourceLineNo">090</span><a name="line.90"></a> -<span class="sourceLineNo">091</span>/**<a name="line.91"></a> -<span class="sourceLineNo">092</span> * Implements the coprocessor environment and runtime support for coprocessors<a name="line.92"></a> -<span class="sourceLineNo">093</span> * loaded within a {@link Region}.<a name="line.93"></a> -<span class="sourceLineNo">094</span> */<a name="line.94"></a> -<span class="sourceLineNo">095</span>@InterfaceAudience.Private<a name="line.95"></a> -<span class="sourceLineNo">096</span>public class RegionCoprocessorHost<a name="line.96"></a> -<span class="sourceLineNo">097</span> extends CoprocessorHost<RegionCoprocessor, RegionCoprocessorEnvironment> {<a name="line.97"></a> -<span class="sourceLineNo">098</span><a name="line.98"></a> -<span class="sourceLineNo">099</span> private static final Logger LOG = LoggerFactory.getLogger(RegionCoprocessorHost.class);<a name="line.99"></a> -<span class="sourceLineNo">100</span> // The shared data map<a name="line.100"></a> -<span class="sourceLineNo">101</span> private static final ReferenceMap<String, ConcurrentMap<String, Object>> SHARED_DATA_MAP =<a name="line.101"></a> -<span class="sourceLineNo">102</span> new ReferenceMap<>(AbstractReferenceMap.ReferenceStrength.HARD,<a name="line.102"></a> -<span class="sourceLineNo">103</span> AbstractReferenceMap.ReferenceStrength.WEAK);<a name="line.103"></a> -<span class="sourceLineNo">104</span><a name="line.104"></a> -<span class="sourceLineNo">105</span> // optimization: no need to call postScannerFilterRow, if no coprocessor implements it<a name="line.105"></a> -<span class="sourceLineNo">106</span> private final boolean hasCustomPostScannerFilterRow;<a name="line.106"></a> -<span class="sourceLineNo">107</span><a name="line.107"></a> -<span class="sourceLineNo">108</span> /**<a name="line.108"></a> -<span class="sourceLineNo">109</span> *<a name="line.109"></a> -<span class="sourceLineNo">110</span> * Encapsulation of the environment of each coprocessor<a name="line.110"></a> -<span class="sourceLineNo">111</span> */<a name="line.111"></a> -<span class="sourceLineNo">112</span> private static class RegionEnvironment extends BaseEnvironment<RegionCoprocessor><a name="line.112"></a> -<span class="sourceLineNo">113</span> implements RegionCoprocessorEnvironment {<a name="line.113"></a> -<span class="sourceLineNo">114</span> private Region region;<a name="line.114"></a> -<span class="sourceLineNo">115</span> ConcurrentMap<String, Object> sharedData;<a name="line.115"></a> -<span class="sourceLineNo">116</span> private final MetricRegistry metricRegistry;<a name="line.116"></a> -<span class="sourceLineNo">117</span> private final RegionServerServices services;<a name="line.117"></a> -<span class="sourceLineNo">118</span><a name="line.118"></a> -<span class="sourceLineNo">119</span> /**<a name="line.119"></a> -<span class="sourceLineNo">120</span> * Constructor<a name="line.120"></a> -<span class="sourceLineNo">121</span> * @param impl the coprocessor instance<a name="line.121"></a> -<span class="sourceLineNo">122</span> * @param priority chaining priority<a name="line.122"></a> -<span class="sourceLineNo">123</span> */<a name="line.123"></a> -<span class="sourceLineNo">124</span> public RegionEnvironment(final RegionCoprocessor impl, final int priority,<a name="line.124"></a> -<span class="sourceLineNo">125</span> final int seq, final Configuration conf, final Region region,<a name="line.125"></a> -<span class="sourceLineNo">126</span> final RegionServerServices services, final ConcurrentMap<String, Object> sharedData) {<a name="line.126"></a> -<span class="sourceLineNo">127</span> super(impl, priority, seq, conf);<a name="line.127"></a> -<span class="sourceLineNo">128</span> this.region = region;<a name="line.128"></a> -<span class="sourceLineNo">129</span> this.sharedData = sharedData;<a name="line.129"></a> -<span class="sourceLineNo">130</span> this.services = services;<a name="line.130"></a> -<span class="sourceLineNo">131</span> this.metricRegistry =<a name="line.131"></a> -<span class="sourceLineNo">132</span> MetricsCoprocessor.createRegistryForRegionCoprocessor(impl.getClass().getName());<a name="line.132"></a> -<span class="sourceLineNo">133</span> }<a name="line.133"></a> -<span class="sourceLineNo">134</span><a name="line.134"></a> -<span class="sourceLineNo">135</span> /** @return the region */<a name="line.135"></a> -<span class="sourceLineNo">136</span> @Override<a name="line.136"></a> -<span class="sourceLineNo">137</span> public Region getRegion() {<a name="line.137"></a> -<span class="sourceLineNo">138</span> return region;<a name="line.138"></a> -<span class="sourceLineNo">139</span> }<a name="line.139"></a> -<span class="sourceLineNo">140</span><a name="line.140"></a> -<span class="sourceLineNo">141</span> @Override<a name="line.141"></a> -<span class="sourceLineNo">142</span> public OnlineRegions getOnlineRegions() {<a name="line.142"></a> -<span class="sourceLineNo">143</span> return this.services;<a name="line.143"></a> -<span class="sourceLineNo">144</span> }<a name="line.144"></a> -<span class="sourceLineNo">145</span><a name="line.145"></a> -<span class="sourceLineNo">146</span> @Override<a name="line.146"></a> -<span class="sourceLineNo">147</span> public Connection getConnection() {<a name="line.147"></a> -<span class="sourceLineNo">148</span> // Mocks may have services as null at test time.<a name="line.148"></a> -<span class="sourceLineNo">149</span> return services != null ? new SharedConnection(services.getConnection()) : null;<a name="line.149"></a> -<span class="sourceLineNo">150</span> }<a name="line.150"></a> -<span class="sourceLineNo">151</span><a name="line.151"></a> -<span class="sourceLineNo">152</span> @Override<a name="line.152"></a> -<span class="sourceLineNo">153</span> public Connection createConnection(Configuration conf) throws IOException {<a name="line.153"></a> -<span class="sourceLineNo">154</span> return services != null ? this.services.createConnection(conf) : null;<a name="line.154"></a> -<span class="sourceLineNo">155</span> }<a name="line.155"></a> -<span class="sourceLineNo">156</span><a name="line.156"></a> -<span class="sourceLineNo">157</span> @Override<a name="line.157"></a> -<span class="sourceLineNo">158</span> public ServerName getServerName() {<a name="line.158"></a> -<span class="sourceLineNo">159</span> return services != null? services.getServerName(): null;<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> public void shutdown() {<a name="line.163"></a> -<span class="sourceLineNo">164</span> super.shutdown();<a name="line.164"></a> -<span class="sourceLineNo">165</span> MetricsCoprocessor.removeRegistry(this.metricRegistry);<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> @Override<a name="line.168"></a> -<span class="sourceLineNo">169</span> public ConcurrentMap<String, Object> getSharedData() {<a name="line.169"></a> -<span class="sourceLineNo">170</span> return sharedData;<a name="line.170"></a> -<span class="sourceLineNo">171</span> }<a name="line.171"></a> -<span class="sourceLineNo">172</span><a name="line.172"></a> -<span class="sourceLineNo">173</span> @Override<a name="line.173"></a> -<span class="sourceLineNo">174</span> public RegionInfo getRegionInfo() {<a name="line.174"></a> -<span class="sourceLineNo">175</span> return region.getRegionInfo();<a name="line.175"></a> -<span class="sourceLineNo">176</span> }<a name="line.176"></a> -<span class="sourceLineNo">177</span><a name="line.177"></a> -<span class="sourceLineNo">178</span> @Override<a name="line.178"></a> -<span class="sourceLineNo">179</span> public MetricRegistry getMetricRegistryForRegionServer() {<a name="line.179"></a> -<span class="sourceLineNo">180</span> return metricRegistry;<a name="line.180"></a> -<span class="sourceLineNo">181</span> }<a name="line.181"></a> -<span class="sourceLineNo">182</span><a name="line.182"></a> -<span class="sourceLineNo">183</span> @Override<a name="line.183"></a> -<span class="sourceLineNo">184</span> public RawCellBuilder getCellBuilder() {<a name="line.184"></a> -<span class="sourceLineNo">185</span> // We always do a DEEP_COPY only<a name="line.185"></a> -<span class="sourceLineNo">186</span> return RawCellBuilderFactory.create();<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><a name="line.189"></a> -<span class="sourceLineNo">190</span> /**<a name="line.190"></a> -<span class="sourceLineNo">191</span> * Special version of RegionEnvironment that exposes RegionServerServices for Core<a name="line.191"></a> -<span class="sourceLineNo">192</span> * Coprocessors only. Temporary hack until Core Coprocessors are integrated into Core.<a name="line.192"></a> -<span class="sourceLineNo">193</span> */<a name="line.193"></a> -<span class="sourceLineNo">194</span> private static class RegionEnvironmentForCoreCoprocessors extends<a name="line.194"></a> -<span class="sourceLineNo">195</span> RegionEnvironment implements HasRegionServerServices {<a name="line.195"></a> -<span class="sourceLineNo">196</span> private final RegionServerServices rsServices;<a name="line.196"></a> -<span class="sourceLineNo">197</span><a name="line.197"></a> -<span class="sourceLineNo">198</span> public RegionEnvironmentForCoreCoprocessors(final RegionCoprocessor impl, final int priority,<a name="line.198"></a> -<span class="sourceLineNo">199</span> final int seq, final Configuration conf, final Region region,<a name="line.199"></a> -<span class="sourceLineNo">200</span> final RegionServerServices services, final ConcurrentMap<String, Object> sharedData) {<a name="line.200"></a> -<span class="sourceLineNo">201</span> super(impl, priority, seq, conf, region, services, sharedData);<a name="line.201"></a> -<span class="sourceLineNo">202</span> this.rsServices = services;<a name="line.202"></a> -<span class="sourceLineNo">203</span> }<a name="line.203"></a> -<span class="sourceLineNo">204</span><a name="line.204"></a> -<span class="sourceLineNo">205</span> /**<a name="line.205"></a> -<span class="sourceLineNo">206</span> * @return An instance of RegionServerServices, an object NOT for general user-space Coprocessor<a name="line.206"></a> -<span class="sourceLineNo">207</span> * consumption.<a name="line.207"></a> -<span class="sourceLineNo">208</span> */<a name="line.208"></a> -<span class="sourceLineNo">209</span> @Override<a name="line.209"></a> -<span class="sourceLineNo">210</span> public RegionServerServices getRegionServerServices() {<a name="line.210"></a> -<span class="sourceLineNo">211</span> return this.rsServices;<a name="line.211"></a> -<span class="sourceLineNo">212</span> }<a name="line.212"></a> -<span class="sourceLineNo">213</span> }<a name="line.213"></a> -<span class="sourceLineNo">214</span><a name="line.214"></a> -<span class="sourceLineNo">215</span> static class TableCoprocessorAttribute {<a name="line.215"></a> -<span class="sourceLineNo">216</span> private Path path;<a name="line.216"></a> -<span class="sourceLineNo">217</span> private String className;<a name="line.217"></a> -<span class="sourceLineNo">218</span> private int priority;<a name="line.218"></a> -<span class="sourceLineNo">219</span> private Configuration conf;<a name="line.219"></a> -<span class="sourceLineNo">220</span><a name="line.220"></a> -<span class="sourceLineNo">221</span> public TableCoprocessorAttribute(Path path, String className, int priority,<a name="line.221"></a> -<span class="sourceLineNo">222</span> Configuration conf) {<a name="line.222"></a> -<span class="sourceLineNo">223</span> this.path = path;<a name="line.223"></a> -<span class="sourceLineNo">224</span> this.className = className;<a name="line.224"></a> -<span class="sourceLineNo">225</span> this.priority = priority;<a name="line.225"></a> -<span class="sourceLineNo">226</span> this.conf = conf;<a name="line.226"></a> -<span class="sourceLineNo">227</span> }<a name="line.227"></a> -<span class="sourceLineNo">228</span><a name="line.228"></a> -<span class="sourceLineNo">229</span> public Path getPath() {<a name="line.229"></a> -<span class="sourceLineNo">230</span> return path;<a name="line.230"></a> -<span class="sourceLineNo">231</span> }<a name="line.231"></a> -<span class="sourceLineNo">232</span><a name="line.232"></a> -<span class="sourceLineNo">233</span> public String getClassName() {<a name="line.233"></a> -<span class="sourceLineNo">234</span> return className;<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> public int getPriority() {<a name="line.237"></a> -<span class="sourceLineNo">238</span> return priority;<a name="line.238"></a> -<span class="sourceLineNo">239</span> }<a name="line.239"></a> -<span class="sourceLineNo">240</span><a name="line.240"></a> -<span class="sourceLineNo">241</span> public Configuration getConf() {<a name="line.241"></a> -<span class="sourceLineNo">242</span> return conf;<a name="line.242"></a> -<span class="sourceLineNo">243</span> }<a name="line.243"></a> -<span class="sourceLineNo">244</span> }<a name="line.244"></a> -<span class="sourceLineNo">245</span><a name="line.245"></a> -<span class="sourceLineNo">246</span> /** The region server services */<a name="line.246"></a> -<span class="sourceLineNo">247</span> RegionServerServices rsServices;<a name="line.247"></a> -<span class="sourceLineNo">248</span> /** The region */<a name="line.248"></a> -<span class="sourceLineNo">249</span> HRegion region;<a name="line.249"></a> -<span class="sourceLineNo">250</span><a name="line.250"></a> -<span class="sourceLineNo">251</span> /**<a name="line.251"></a> -<span class="sourceLineNo">252</span> * Constructor<a name="line.252"></a> -<span class="sourceLineNo">253</span> * @param region the region<a name="line.253"></a> -<span class="sourceLineNo">254</span> * @param rsServices interface to available region server functionality<a name="line.254"></a> -<span class="sourceLineNo">255</span> * @param conf the configuration<a name="line.255"></a> -<span class="sourceLineNo">256</span> */<a name="line.256"></a> -<span class="sourceLineNo">257</span> public RegionCoprocessorHost(final HRegion region,<a name="line.257"></a> -<span class="sourceLineNo">258</span> final RegionServerServices rsServices, final Configuration conf) {<a name="line.258"></a> -<span class="sourceLineNo">259</span> super(rsServices);<a name="line.259"></a> -<span class="sourceLineNo">260</span> this.conf = conf;<a name="line.260"></a> -<span class="sourceLineNo">261</span> this.rsServices = rsServices;<a name="line.261"></a> -<span class="sourceLineNo">262</span> this.region = region;<a name="line.262"></a> -<span class="sourceLineNo">263</span> this.pathPrefix = Integer.toString(this.region.getRegionInfo().hashCode());<a name="line.263"></a> -<span class="sourceLineNo">264</span><a name="line.264"></a> -<span class="sourceLineNo">265</span> // load system default cp's from configuration.<a name="line.265"></a> -<span class="sourceLineNo">266</span> loadSystemCoprocessors(conf, REGION_COPROCESSOR_CONF_KEY);<a name="line.266"></a> -<span class="sourceLineNo">267</span><a name="line.267"></a> -<span class="sourceLineNo">268</span> // load system default cp's for user tables from configuration.<a name="line.268"></a> -<span class="sourceLineNo">269</span> if (!region.getRegionInfo().getTable().isSystemTable()) {<a name="line.269"></a> -<span class="sourceLineNo">270</span> loadSystemCoprocessors(conf, USER_REGION_COPROCESSOR_CONF_KEY);<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> // load Coprocessor From HDFS<a name="line.273"></a> -<span class="sourceLineNo">274</span> loadTableCoprocessors(conf);<a name="line.274"></a> -<span class="sourceLineNo">275</span><a name="line.275"></a> -<span class="sourceLineNo">276</span> // now check whether any coprocessor implements postScannerFilterRow<a name="line.276"></a> -<span class="sourceLineNo">277</span> boolean hasCustomPostScannerFilterRow = false;<a name="line.277"></a> -<span class="sourceLineNo">278</span> out: for (RegionCoprocessorEnvironment env: coprocEnvironments) {<a name="line.278"></a> -<span class="sourceLineNo">279</span> if (env.getInstance() instanceof RegionObserver) {<a name="line.279"></a> -<span class="sourceLineNo">280</span> Class<?> clazz = env.getInstance().getClass();<a name="line.280"></a> -<span class="sourceLineNo">281</span> for(;;) {<a name="line.281"></a> -<span class="sourceLineNo">282</span> if (clazz == null) {<a name="line.282"></a> -<span class="sourceLineNo">283</span> // we must have directly implemented RegionObserver<a name="line.283"></a> -<span class="sourceLineNo">284</span> hasCustomPostScannerFilterRow = true;<a name="line.284"></a> -<span class="sourceLineNo">285</span> break out;<a name="line.285"></a> -<span class="sourceLineNo">286</span> }<a name="line.286"></a> -<span class="sourceLineNo">287</span> try {<a name="line.287"></a> -<span class="sourceLineNo">288</span> clazz.getDeclaredMethod("postScannerFilterRow", ObserverContext.class,<a name="line.288"></a> -<span class="sourceLineNo">289</span> InternalScanner.class, Cell.class, boolean.class);<a name="line.289"></a> -<span class="sourceLineNo">290</span> // this coprocessor has a custom version of postScannerFilterRow<a name="line.290"></a> -<span class="sourceLineNo">291</span> hasCustomPostScannerFilterRow = true;<a name="line.291"></a> -<span class="sourceLineNo">292</span> break out;<a name="line.292"></a> -<span class="sourceLineNo">293</span> } catch (NoSuchMethodException ignore) {<a name="line.293"></a> -<span class="sourceLineNo">294</span> }<a name="line.294"></a> -<span class="sourceLineNo">295</span> // the deprecated signature still exists<a name="line.295"></a> -<span class="sourceLineNo">296</span> try {<a name="line.296"></a> -<span class="sourceLineNo">297</span> clazz.getDeclaredMethod("postScannerFilterRow", ObserverContext.class,<a name="line.297"></a> -<span class="sourceLineNo">298</span> InternalScanner.class, byte[].class, int.class, short.class, boolean.class);<a name="line.298"></a> -<span class="sourceLineNo">299</span> // this coprocessor has a custom version of postScannerFilterRow<a name="line.299"></a> -<span class="sourceLineNo">300</span> hasCustomPostScannerFilterRow = true;<a name="line.300"></a> -<span class="sourceLineNo">301</span> break out;<a name="line.301"></a> -<span class="sourceLineNo">302</span> } catch (NoSuchMethodException ignore) {<a name="line.302"></a> -<span class="sourceLineNo">303</span> }<a name="line.303"></a> -<span class="sourceLineNo">304</span> clazz = clazz.getSuperclass();<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> }<a name="line.307"></a> -<span class="sourceLineNo">308</span> this.hasCustomPostScannerFilterRow = hasCustomPostScannerFilterRow;<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> static List<TableCoprocessorAttribute> getTableCoprocessorAttrsFromSchema(Configuration conf,<a name="line.311"></a> -<span class="sourceLineNo">312</span> TableDescriptor htd) {<a name="line.312"></a> -<span class="sourceLineNo">313</span> return htd.getCoprocessorDescriptors().stream().map(cp -> {<a name="line.313"></a> -<span class="sourceLineNo">314</span> Path path = cp.getJarPath().map(p -> new Path(p)).orElse(null);<a name="line.314"></a> -<span class="sourceLineNo">315</span> Configuration ourConf;<a name="line.315"></a> -<span class="sourceLineNo">316</span> if (!cp.getProperties().isEmpty()) {<a name="line.316"></a> -<span class="sourceLineNo">317</span> // do an explicit deep copy of the passed configuration<a name="line.317"></a> -<span class="sourceLineNo">318</span> ourConf = new Configuration(false);<a name="line.318"></a> -<span class="sourceLineNo">319</span> HBaseConfiguration.merge(ourConf, conf);<a name="line.319"></a> -<span class="sourceLineNo">320</span> cp.getProperties().forEach((k, v) -> ourConf.set(k, v));<a name="line.320"></a> -<span class="sourceLineNo">321</span> } else {<a name="line.321"></a> -<span class="sourceLineNo">322</span> ourConf = conf;<a name="line.322"></a> -<span class="sourceLineNo">323</span> }<a name="line.323"></a> -<span class="sourceLineNo">324</span> return new TableCoprocessorAttribute(path, cp.getClassName(), cp.getPriority(), ourConf);<a name="line.324"></a> -<span class="sourceLineNo">325</span> }).collect(Collectors.toList());<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> * Sanity check the table coprocessor attributes of the supplied schema. Will<a name="line.329"></a> -<span class="sourceLineNo">330</span> * throw an exception if there is a problem.<a name="line.330"></a> -<span class="sourceLineNo">331</span> * @param conf<a name="line.331"></a> -<span class="sourceLineNo">332</span> * @param htd<a name="line.332"></a> -<span class="sourceLineNo">333</span> * @throws IOException<a name="line.333"></a> -<span class="sourceLineNo">334</span> */<a name="line.334"></a> -<span class="sourceLineNo">335</span> public static void testTableCoprocessorAttrs(final Configuration conf,<a name="line.335"></a> -<span class="sourceLineNo">336</span> final TableDescriptor htd) throws IOException {<a name="line.336"></a> -<span class="sourceLineNo">337</span> String pathPrefix = UUID.randomUUID().toString();<a name="line.337"></a> -<span class="sourceLineNo">338</span> for (TableCoprocessorAttribute attr: getTableCoprocessorAttrsFromSchema(conf, htd)) {<a name="line.338"></a> -<span class="sourceLineNo">339</span> if (attr.getPriority() < 0) {<a name="line.339"></a> -<span class="sourceLineNo">340</span> throw new IOException("Priority for coprocessor " + attr.getClassName() +<a name="line.340"></a> -<span class="sourceLineNo">341</span> " cannot be less than 0");<a name="line.341"></a> -<span class="sourceLineNo">342</span> }<a name="line.342"></a> -<span class="sourceLineNo">343</span> ClassLoader old = Thread.currentThread().getContextClassLoader();<a name="line.343"></a> -<span class="sourceLineNo">344</span> try {<a name="line.344"></a> -<span class="sourceLineNo">345</span> ClassLoader cl;<a name="line.345"></a> -<span class="sourceLineNo">346</span> if (attr.getPath() != null) {<a name="line.346"></a> -<span class="sourceLineNo">347</span> cl = CoprocessorClassLoader.getClassLoader(attr.getPath(),<a name="line.347"></a> -<span class="sourceLineNo">348</span> CoprocessorHost.class.getClassLoader(), pathPrefix, conf);<a name="line.348"></a> -<span class="sourceLineNo">349</span> } else {<a name="line.349"></a> -<span class="sourceLineNo">350</span> cl = CoprocessorHost.class.getClassLoader();<a name="line.350"></a> -<span class="sourceLineNo">351</span> }<a name="line.351"></a> -<span class="sourceLineNo">352</span> Thread.currentThread().setContextClassLoader(cl);<a name="line.352"></a> -<span class="sourceLineNo">353</span> cl.loadClass(attr.getClassName());<a name="line.353"></a> -<span class="sourceLineNo">354</span> } catch (ClassNotFoundException e) {<a name="line.354"></a> -<span class="sourceLineNo">355</span> throw new IOException("Class " + attr.getClassName() + " cannot be loaded", e);<a name="line.355"></a> -<span class="sourceLineNo">356</span> } finally {<a name="line.356"></a> -<span class="sourceLineNo">357</span> Thread.currentThread().setContextClassLoader(old);<a name="line.357"></a> -<span class="sourceLineNo">358</span> }<a name="line.358"></a> -<span class="sourceLineNo">359</span> }<a name="line.359"></a> -<span class="sourceLineNo">360</span> }<a name="line.360"></a> -<span class="sourceLineNo">361</span><a name="line.361"></a> -<span class="sourceLineNo">362</span> void loadTableCoprocessors(final Configuration conf) {<a name="line.362"></a> -<span class="sourceLineNo">363</span> boolean coprocessorsEnabled = conf.getBoolean(COPROCESSORS_ENABLED_CONF_KEY,<a name="line.363"></a> -<span class="sourceLineNo">364</span> DEFAULT_COPROCESSORS_ENABLED);<a name="line.364"></a> -<span class="sourceLineNo">365</span> boolean tableCoprocessorsEnabled = conf.getBoolean(USER_COPROCESSORS_ENABLED_CONF_KEY,<a name="line.365"></a> -<span class="sourceLineNo">366</span> DEFAULT_USER_COPROCESSORS_ENABLED);<a name="line.366"></a> -<span class="sourceLineNo">367</span> if (!(coprocessorsEnabled && tableCoprocessorsEnabled)) {<a name="line.367"></a> -<span class="sourceLineNo">368</span> return;<a name="line.368"></a> +<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.HConstants;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.RawCellBuilder;<a name="line.40"></a> +<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.RawCellBuilderFactory;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.ServerName;<a name="line.42"></a> +<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.SharedConnection;<a name="line.43"></a> +<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.client.Append;<a name="line.44"></a> +<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.45"></a> +<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.46"></a> +<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.Durability;<a name="line.47"></a> +<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.client.Get;<a name="line.48"></a> +<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.client.Increment;<a name="line.49"></a> +<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.client.Mutation;<a name="line.50"></a> +<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.client.Put;<a name="line.51"></a> +<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.52"></a> +<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.client.Result;<a name="line.53"></a> +<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.54"></a> +<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.55"></a> +<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.coprocessor.BaseEnvironment;<a name="line.56"></a> +<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.coprocessor.BulkLoadObserver;<a name="line.57"></a> +<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorException;<a name="line.58"></a> +<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;<a name="line.59"></a> +<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorService;<a name="line.60"></a> +<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorServiceBackwardCompatiblity;<a name="line.61"></a> +<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.coprocessor.CoreCoprocessor;<a name="line.62"></a> +<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.coprocessor.EndpointObserver;<a name="line.63"></a> +<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.coprocessor.HasRegionServerServices;<a name="line.64"></a> +<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.coprocessor.MetricsCoprocessor;<a name="line.65"></a> +<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.coprocessor.ObserverContext;<a name="line.66"></a> +<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.coprocessor.RegionCoprocessor;<a name="line.67"></a> +<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment;<a name="line.68"></a> +<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.coprocessor.RegionObserver;<a name="line.69"></a> +<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.coprocessor.RegionObserver.MutationType;<a name="line.70"></a> +<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.filter.ByteArrayComparable;<a name="line.71"></a> +<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.io.FSDataInputStreamWrapper;<a name="line.72"></a> +<span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.io.Reference;<a name="line.73"></a> +<span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.io.hfile.CacheConfig;<a name="line.74"></a> +<span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.metrics.MetricRegistry;<a name="line.75"></a> +<span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.regionserver.Region.Operation;<a name="line.76"></a> +<span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionLifeCycleTracker;<a name="line.77"></a> +<span class="sourceLineNo">078</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest;<a name="line.78"></a> +<span class="sourceLineNo">079</span>import org.apache.hadoop.hbase.regionserver.querymatcher.DeleteTracker;<a name="line.79"></a> +<span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.security.User;<a name="line.80"></a> +<span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.util.CoprocessorClassLoader;<a name="line.81"></a> +<span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.82"></a> +<span class="sourceLineNo">083</span>import org.apache.hadoop.hbase.wal.WALEdit;<a name="line.83"></a> +<span class="sourceLineNo">084</span>import org.apache.hadoop.hbase.wal.WALKey;<a name="line.84"></a> +<span class="sourceLineNo">085</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.85"></a> +<span class="sourceLineNo">086</span>import org.slf4j.Logger;<a name="line.86"></a> +<span class="sourceLineNo">087</span>import org.slf4j.LoggerFactory;<a name="line.87"></a> +<span class="sourceLineNo">088</span><a name="line.88"></a> +<span class="sourceLineNo">089</span>import org.apache.hbase.thirdparty.org.apache.commons.collections4.map.AbstractReferenceMap;<a name="line.89"></a> +<span class="sourceLineNo">090</span>import org.apache.hbase.thirdparty.org.apache.commons.collections4.map.ReferenceMap;<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> * Implements the coprocessor environment and runtime support for coprocessors<a name="line.93"></a> +<span class="sourceLineNo">094</span> * loaded within a {@link Region}.<a name="line.94"></a> +<span class="sourceLineNo">095</span> */<a name="line.95"></a> +<span class="sourceLineNo">096</span>@InterfaceAudience.Private<a name="line.96"></a> +<span class="sourceLineNo">097</span>public class RegionCoprocessorHost<a name="line.97"></a> +<span class="sourceLineNo">098</span> extends CoprocessorHost<RegionCoprocessor, RegionCoprocessorEnvironment> {<a name="line.98"></a> +<span class="sourceLineNo">099</span><a name="line.99"></a> +<span class="sourceLineNo">100</span> private static final Logger LOG = LoggerFactory.getLogger(RegionCoprocessorHost.class);<a name="line.100"></a> +<span class="sourceLineNo">101</span> // The shared data map<a name="line.101"></a> +<span class="sourceLineNo">102</span> private static final ReferenceMap<String, ConcurrentMap<String, Object>> SHARED_DATA_MAP =<a name="line.102"></a> +<span class="sourceLineNo">103</span> new ReferenceMap<>(AbstractReferenceMap.ReferenceStrength.HARD,<a name="line.103"></a> +<span class="sourceLineNo">104</span> AbstractReferenceMap.ReferenceStrength.WEAK);<a name="line.104"></a> +<span class="sourceLineNo">105</span><a name="line.105"></a> +<span class="sourceLineNo">106</span> // optimization: no need to call postScannerFilterRow, if no coprocessor implements it<a name="line.106"></a> +<span class="sourceLineNo">107</span> private final boolean hasCustomPostScannerFilterRow;<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> *<a name="line.110"></a> +<span class="sourceLineNo">111</span> * Encapsulation of the environment of each coprocessor<a name="line.111"></a> +<span class="sourceLineNo">112</span> */<a name="line.112"></a> +<span class="sourceLineNo">113</span> private static class RegionEnvironment extends BaseEnvironment<RegionCoprocessor><a name="line.113"></a> +<span class="sourceLineNo">114</span> implements RegionCoprocessorEnvironment {<a name="line.114"></a> +<span class="sourceLineNo">115</span> private Region region;<a name="line.115"></a> +<span class="sourceLineNo">116</span> ConcurrentMap<String, Object> sharedData;<a name="line.116"></a> +<span class="sourceLineNo">117</span> private final MetricRegistry metricRegistry;<a name="line.117"></a> +<span class="sourceLineNo">118</span> private final RegionServerServices services;<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> * Constructor<a name="line.121"></a> +<span class="sourceLineNo">122</span> * @param impl the coprocessor instance<a name="line.122"></a> +<span class="sourceLineNo">123</span> * @param priority chaining priority<a name="line.123"></a> +<span class="sourceLineNo">124</span> */<a name="line.124"></a> +<span class="sourceLineNo">125</span> public RegionEnvironment(final RegionCoprocessor impl, final int priority,<a name="line.125"></a> +<span class="sourceLineNo">126</span> final int seq, final Configuration conf, final Region region,<a name="line.126"></a> +<span class="sourceLineNo">127</span> final RegionServerServices services, final ConcurrentMap<String, Object> sharedData) {<a name="line.127"></a> +<span class="sourceLineNo">128</span> super(impl, priority, seq, conf);<a name="line.128"></a> +<span class="sourceLineNo">129</span> this.region = region;<a name="line.129"></a> +<span class="sourceLineNo">130</span> this.sharedData = sharedData;<a name="line.130"></a> +<span class="sourceLineNo">131</span> this.services = services;<a name="line.131"></a> +<span class="sourceLineNo">132</span> this.metricRegistry =<a name="line.132"></a> +<span class="sourceLineNo">133</span> MetricsCoprocessor.createRegistryForRegionCoprocessor(impl.getClass().getName());<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> /** @return the region */<a name="line.136"></a> +<span class="sourceLineNo">137</span> @Override<a name="line.137"></a> +<span class="sourceLineNo">138</span> public Region getRegion() {<a name="line.138"></a> +<span class="sourceLineNo">139</span> return region;<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 OnlineRegions getOnlineRegions() {<a name="line.143"></a> +<span class="sourceLineNo">144</span> return this.services;<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> public Connection getConnection() {<a name="line.148"></a> +<span class="sourceLineNo">149</span> // Mocks may have services as null at test time.<a name="line.149"></a> +<span class="sourceLineNo">150</span> return services != null ? new SharedConnection(services.getConnection()) : null;<a name="line.150"></a> +<span class="sourceLineNo">151</span> }<a name="line.151"></a> +<span class="sourceLineNo">152</span><a name="line.152"></a> +<span class="sourceLineNo">153</span> @Override<a name="line.153"></a> +<span class="sourceLineNo">154</span> public Connection createConnection(Configuration conf) throws IOException {<a name="line.154"></a> +<span class="sourceLineNo">155</span> return services != null ? this.services.createConnection(conf) : null;<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> @Override<a name="line.158"></a> +<span class="sourceLineNo">159</span> public ServerName getServerName() {<a name="line.159"></a> +<span class="sourceLineNo">160</span> return services != null? services.getServerName(): null;<a name="line.160"></a> +<span class="sourceLineNo">161</span> }<a name="line.161"></a> +<span class="sourceLineNo">162</span><a name="line.162"></a> +<span class="sourceLineNo">163</span> @Override<a name="line.163"></a> +<span class="sourceLineNo">164</span> public void shutdown() {<a name="line.164"></a> +<span class="sourceLineNo">165</span> super.shutdown();<a name="line.165"></a> +<span class="sourceLineNo">166</span> MetricsCoprocessor.removeRegistry(this.metricRegistry);<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> @Override<a name="line.169"></a> +<span class="sourceLineNo">170</span> public ConcurrentMap<String, Object> getSharedData() {<a name="line.170"></a> +<span class="sourceLineNo">171</span> return sharedData;<a name="line.171"></a> +<span class="sourceLineNo">172</span> }<a name="line.172"></a> +<span class="sourceLineNo">173</span><a name="line.173"></a> +<span class="sourceLineNo">174</span> @Override<a name="line.174"></a> +<span class="sourceLineNo">175</span> public RegionInfo getRegionInfo() {<a name="line.175"></a> +<span class="sourceLineNo">176</span> return region.getRegionInfo();<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> @Override<a name="line.179"></a> +<span class="sourceLineNo">180</span> public MetricRegistry getMetricRegistryForRegionServer() {<a name="line.180"></a> +<span class="sourceLineNo">181</span> return metricRegistry;<a name="line.181"></a> +<span class="sourceLineNo">182</span> }<a name="line.182"></a> +<span class="sourceLineNo">183</span><a name="line.183"></a> +<span class="sourceLineNo">184</span> @Override<a name="line.184"></a> +<span class="sourceLineNo">185</span> public RawCellBuilder getCellBuilder() {<a name="line.185"></a> +<span class="sourceLineNo">186</span> // We always do a DEEP_COPY only<a name="line.186"></a> +<span class="sourceLineNo">187</span> return RawCellBuilderFactory.create();<a name="line.187"></a> +<span class="sourceLineNo">188</span> }<a name="line.188"></a> +<span class="sourceLineNo">189</span> }<a name="line.189"></a> +<span class="sourceLineNo">190</span><a name="line.190"></a> +<span class="sourceLineNo">191</span> /**<a name="line.191"></a> +<span class="sourceLineNo">192</span> * Special version of RegionEnvironment that exposes RegionServerServices for Core<a name="line.192"></a> +<span class="sourceLineNo">193</span> * Coprocessors only. Temporary hack until Core Coprocessors are integrated into Core.<a name="line.193"></a> +<span class="sourceLineNo">194</span> */<a name="line.194"></a> +<span class="sourceLineNo">195</span> private static class RegionEnvironmentForCoreCoprocessors extends<a name="line.195"></a> +<span class="sourceLineNo">196</span> RegionEnvironment implements HasRegionServerServices {<a name="line.196"></a> +<span class="sourceLineNo">197</span> private final RegionServerServices rsServices;<a name="line.197"></a> +<span class="sourceLineNo">198</span><a name="line.198"></a> +<span class="sourceLineNo">199</span> public RegionEnvironmentForCoreCoprocessors(final RegionCoprocessor impl, final int priority,<a name="line.199"></a> +<span class="sourceLineNo">200</span> final int seq, final Configuration conf, final Region region,<a name="line.200"></a> +<span class="sourceLineNo">201</span> final RegionServerServices services, final ConcurrentMap<String, Object> sharedData) {<a name="line.201"></a> +<span class="sourceLineNo">202</span> super(impl, priority, seq, conf, region, services, sharedData);<a name="line.202"></a> +<span class="sourceLineNo">203</span> this.rsServices = services;<a name="line.203"></a> +<span class="sourceLineNo">204</span> }<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> * @return An instance of RegionServerServices, an object NOT for general user-space Coprocessor<a name="line.207"></a> +<span class="sourceLineNo">208</span> * consumption.<a name="line.208"></a> +<span class="sourceLineNo">209</span> */<a name="line.209"></a> +<span class="sourceLineNo">210</span> @Override<a name="line.210"></a> +<span class="sourceLineNo">211</span> public RegionServerServices getRegionServerServices() {<a name="line.211"></a> +<span class="sourceLineNo">212</span> return this.rsServices;<a name="line.212"></a> +<span class="sourceLineNo">213</span> }<a name="line.213"></a> +<span class="sourceLineNo">214</span> }<a name="line.214"></a> +<span class="sourceLineNo">215</span><a name="line.215"></a> +<span class="sourceLineNo">216</span> static class TableCoprocessorAttribute {<a name="line.216"></a> +<span class="sourceLineNo">217</span> private Path path;<a name="line.217"></a> +<span class="sourceLineNo">218</span> private String className;<a name="line.218"></a> +<span class="sourceLineNo">219</span> private int priority;<a name="line.219"></a> +<span class="sourceLineNo">220</span> private Configuration conf;<a name="line.220"></a> +<span class="sourceLineNo">221</span><a name="line.221"></a> +<span class="sourceLineNo">222</span> public TableCoprocessorAttribute(Path path, String className, int priority,<a name="line.222"></a> +<span class="sourceLineNo">223</span> Configuration conf) {<a name="line.223"></a> +<span class="sourceLineNo">224</span> this.path = path;<a name="line.224"></a> +<span class="sourceLineNo">225</span> this.className = className;<a name="line.225"></a> +<span class="sourceLineNo">226</span> this.priority = priority;<a name="line.226"></a> +<span class="sourceLineNo">227</span> this.conf = conf;<a name="line.227"></a> +<span class="sourceLineNo">228</span> }<a name="line.228"></a> +<span class="sourceLineNo">229</span><a name="line.229"></a> +<span class="sourceLineNo">230</span> public Path getPath() {<a name="line.230"></a> +<span class="sourceLineNo">231</span> return path;<a name="line.231"></a> +<span class="sourceLineNo">232</span> }<a name="line.232"></a> +<span class="sourceLineNo">233</span><a name="line.233"></a> +<span class="sourceLineNo">234</span> public String getClassName() {<a name="line.234"></a> +<span class="sourceLineNo">235</span> return className;<a name="line.235"></a> +<span class="sourceLineNo">236</span> }<a name="line.236"></a> +<span class="sourceLineNo">237</span><a name="line.237"></a> +<span class="sourceLineNo">238</span> public int getPriority() {<a name="line.238"></a> +<span class="sourceLineNo">239</span> return priority;<a name="line.239"></a> +<span class="sourceLineNo">240</span> }<a name="line.240"></a> +<span class="sourceLineNo">241</span><a name="line.241"></a> +<span class="sourceLineNo">242</span> public Configuration getConf() {<a name="line.242"></a> +<span class="sourceLineNo">243</span> return conf;<a name="line.243"></a> +<span class="sourceLineNo">244</span> }<a name="line.244"></a> +<span class="sourceLineNo">245</span> }<a name="line.245"></a> +<span class="sourceLineNo">246</span><a name="line.246"></a> +<span class="sourceLineNo">247</span> /** The region server services */<a name="line.247"></a> +<span class="sourceLineNo">248</span> RegionServerServices rsServices;<a name="line.248"></a> +<span class="sourceLineNo">249</span> /** The region */<a name="line.249"></a> +<span class="sourceLineNo">250</span> HRegion region;<a name="line.250"></a> +<span class="sourceLineNo">251</span><a name="line.251"></a> +<span class="sourceLineNo">252</span> /**<a name="line.252"></a> +<span class="sourceLineNo">253</span> * Constructor<a name="line.253"></a> +<span class="sourceLineNo">254</span> * @param region the region<a name="line.254"></a> +<span class="sourceLineNo">255</span> * @param rsServices interface to available region server functionality<a name="line.255"></a> +<span class="sourceLineNo">256</span> * @param conf the configuration<a name="line.256"></a> +<span class="sourceLineNo">257</span> */<a name="line.257"></a> +<span class="sourceLineNo">258</span> public RegionCoprocessorHost(final HRegion region,<a name="line.258"></a> +<span class="sourceLineNo">259</span> final RegionServerServices rsServices, final Configuration conf) {<a name="line.259"></a> +<span class="sourceLineNo">260</span> super(rsServices);<a name="line.260"></a> +<span class="sourceLineNo">261</span> this.conf = conf;<a name="line.261"></a> +<span class="sourceLineNo">262</span> this.rsServices = rsServices;<a name="line.262"></a> +<span class="sourceLineNo">263</span> this.region = region;<a name="line.263"></a> +<span class="sourceLineNo">264</span> this.pathPrefix = Integer.toString(this.region.getRegionInfo().hashCode());<a name="line.264"></a> +<span class="sourceLineNo">265</span><a name="line.265"></a> +<span class="sourceLineNo">266</span> // load system default cp's from configuration.<a name="line.266"></a> +<span class="sourceLineNo">267</span> loadSystemCoprocessors(conf, REGION_COPROCESSOR_CONF_KEY);<a name="line.267"></a> +<span class="sourceLineNo">268</span><a name="line.268"></a> +<span class="sourceLineNo">269</span> // load system default cp's for user tables from configuration.<a name="line.269"></a> +<span class="sourceLineNo">270</span> if (!region.getRegionInfo().getTable().isSystemTable()) {<a name="line.270"></a> +<span class="sourceLineNo">271</span> loadSystemCoprocessors(conf, USER_REGION_COPROCESSOR_CONF_KEY);<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> // load Coprocessor From HDFS<a name="line.274"></a> +<span class="sourceLineNo">275</span> loadTableCoprocessors(conf);<a name="line.275"></a> +<span class="sourceLineNo">276</span><a name="line.276"></a> +<span class="sourceLineNo">277</span> // now check whether any coprocessor implements postScannerFilterRow<a name="line.277"></a> +<span class="sourceLineNo">278</span> boolean hasCustomPostScannerFilterRow = false;<a name="line.278"></a> +<span class="sourceLineNo">279</span> out: for (RegionCoprocessorEnvironment env: coprocEnvironments) {<a name="line.279"></a> +<span class="sourceLineNo">280</span> if (env.getInstance() instanceof RegionObserver) {<a name="line.280"></a> +<span class="sourceLineNo">281</span> Class<?> clazz = env.getInstance().getClass();<a name="line.281"></a> +<span class="sourceLineNo">282</span> for(;;) {<a name="line.282"></a> +<span class="sourceLineNo">283</span> if (clazz == null) {<a name="line.283"></a> +<span class="sourceLineNo">284</span> // we must have directly implemented RegionObserver<a name="line.284"></a> +<span class="sourceLineNo">285</span> hasCustomPostScannerFilterRow = true;<a name="line.285"></a> +<span class="sourceLineNo">286</span> break out;<a name="line.286"></a> +<span class="sourceLineNo">287</span> }<a name="line.287"></a> +<span class="sourceLineNo">288</span> try {<a name="line.288"></a> +<span class="sourceLineNo">289</span> clazz.getDeclaredMethod("postScannerFilterRow", ObserverContext.class,<a name="line.289"></a> +<span class="sourceLineNo">290</span> InternalScanner.class, Cell.class, boolean.class);<a name="line.290"></a> +<span class="sourceLineNo">291</span> // this coprocessor has a custom version of postScannerFilterRow<a name="line.291"></a> +<span class="sourceLineNo">292</span> hasCustomPostScannerFilterRow = true;<a name="line.292"></a> +<span class="sourceLineNo">293</span> break out;<a name="line.293"></a> +<span class="sourceLineNo">294</span> } catch (NoSuchMethodException ignore) {<a name="line.294"></a> +<span class="sourceLineNo">295</span> }<a name="line.295"></a> +<span class="sourceLineNo">296</span> // the deprecated signature still exists<a name="line.296"></a> +<span class="sourceLineNo">297</span> try {<a name="line.297"></a> +<span class="sourceLineNo">298</span> clazz.getDeclaredMethod("postScannerFilterRow", ObserverContext.class,<a name="line.298"></a> +<span class="sourceLineNo">299</span> InternalScanner.class, byte[].class, int.class, short.class, boolean.class);<a name="line.299"></a> +<span class="sourceLineNo">300</span> // this coprocessor has a custom version of postScannerFilterRow<a name="line.300"></a> +<span class="sourceLineNo">301</span> hasCustomPostScannerFilterRow = true;<a name="line.301"></a> +<span class="sourceLineNo">302</span> break out;<a name="line.302"></a> +<span class="sourceLineNo">303</span> } catch (NoSuchMethodException ignore) {<a name="line.303"></a> +<span class="sourceLineNo">304</span> }<a name="line.304"></a> +<span class="sourceLineNo">305</span> clazz = clazz.getSuperclass();<a name="line.305"></a> +<span class="sourceLineNo">306</span> }<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.hasCustomPostScannerFilterRow = hasCustomPostScannerFilterRow;<a name="line.309"></a> +<span class="sourceLineNo">310</span> }<a name="line.310"></a> +<span class="sourceLineNo">311</span><a name="line.311"></a> +<span class="sourceLineNo">312</span> static List<TableCoprocessorAttribute> getTableCoprocessorAttrsFromSchema(Configuration conf,<a name="line.312"></a> +<span class="sourceLineNo">313</span> TableDescriptor htd) {<a name="line.313"></a> +<span class="sourceLineNo">314</span> return htd.getCoprocessorDescriptors().stream().map(cp -> {<a name="line.314"></a> +<span class="sourceLineNo">315</span> Path path = cp.getJarPath().map(p -> new Path(p)).orElse(null);<a name="line.315"></a> +<span class="sourceLineNo">316</span> Configuration ourConf;<a name="line.316"></a> +<span class="sourceLineNo">317</span> if (!cp.getProperties().isEmpty()) {<a name="line.317"></a> +<span class="sourceLineNo">318</span> // do an explicit deep copy of the passed configuration<a name="line.318"></a> +<span class="sourceLineNo">319</span> ourConf = new Configuration(false);<a name="line.319"></a> +<span class="sourceLineNo">320</span> HBaseConfiguration.merge(ourConf, conf);<a name="line.320"></a> +<span class="sourceLineNo">321</span> cp.getProperties().forEach((k, v) -> ourConf.set(k, v));<a name="line.321"></a> +<span class="sourceLineNo">322</span> } else {<a name="line.322"></a> +<span class="sourceLineNo">323</span> ourConf = conf;<a name="line.323"></a> +<span class="sourceLineNo">324</span> }<a name="line.324"></a> +<span class="sourceLineNo">325</span> return new TableCoprocessorAttribute(path, cp.getClassName(), cp.getPriority(), ourConf);<a name="line.325"></a> +<span class="sourceLineNo">326</span> }).collect(Collectors.toList());<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> * Sanity check the table coprocessor attributes of the supplied schema. Will<a name="line.330"></a> +<span class="sourceLineNo">331</span> * throw an exception if there is a problem.<a name="line.331"></a> +<span class="sourceLineNo">332</span> * @param conf<a name="line.332"></a> +<span class="sourceLineNo">333</span> * @param htd<a name="line.333"></a> +<span class="sourceLineNo">334</span> * @throws IOException<a name="line.334"></a> +<span class="sourceLineNo">335</span> */<a name="line.335"></a> +<span class="sourceLineNo">336</span> public static void testTableCoprocessorAttrs(final Configuration conf,<a name="line.336"></a> +<span class="sourceLineNo">337</span> final TableDescriptor htd) throws IOException {<a name="line.337"></a> +<span class="sourceLineNo">338</span> String pathPrefix = UUID.randomUUID().toString();<a name="line.338"></a> +<span class="sourceLineNo">339</span> for (TableCoprocessorAttribute attr: getTableCoprocessorAttrsFromSchema(conf, htd)) {<a name="line.339"></a> +<span class="sourceLineNo">340</span> if (attr.getPriority() < 0) {<a name="line.340"></a> +<span class="sourceLineNo">341</span> throw new IOException("Priority for coprocessor " + attr.getClassName() +<a name="line.341"></a> +<span class="sourceLineNo">342</span> " cannot be less than 0");<a name="line.342"></a> +<span class="sourceLineNo">343</span> }<a name="line.343"></a> +<span class="sourceLineNo">344</span> ClassLoader old = Thread.currentThread().getContextClassLoader();<a name="line.344"></a> +<span class="sourceLineNo">345</span> try {<a name="line.345"></a> +<span class="sourceLineNo">346</span> ClassLoader cl;<a name="line.346"></a> +<span class="sourceLineNo">347</span> if (attr.getPath() != null) {<a name="line.347"></a> +<span class="sourceLineNo">348</span> cl = CoprocessorClassLoader.getClassLoader(attr.getPath(),<a name="line.348"></a> +<span class="sourceLineNo">349</span> CoprocessorHost.class.getClassLoader(), pathPrefix, conf);<a name="line.349"></a> +<span class="sourceLineNo">350</span> } else {<a name="line.350"></a> 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((CoprocessorClassLoader)cl).loadClass(attr.getClassName(), includedClassPrefixes);<a name="line.360"></a> +<span class="sourceLineNo">361</span> } else {<a name="line.361"></a> +<span class="sourceLineNo">362</span> cl.loadClass(attr.getClassName());<a name="line.362"></a> +<span class="sourceLineNo">363</span> }<a name="line.363"></a> +<span class="sourceLineNo">364</span> } catch (ClassNotFoundException e) {<a name="line.364"></a> +<span class="sourceLineNo">365</span> throw new IOException("Class " + attr.getClassName() + " cannot be loaded", e);<a name="line.365"></a> +<span class="sourceLineNo">366</span> } finally {<a name="line.366"></a> +<span class="sourceLineNo">367</span> Thread.currentThread().setContextClassLoader(old);<a name="line.367"></a> +<span class="sourceLineNo">368</span> }<a name="line.368"></a> <span class="sourceLineNo">369</span> }<a name="line.369"></a> -<span class="sourceLineNo">370</span><a name="line.370"></a> -<span class="sourceLineNo">371</span> // scan the table attributes for coprocessor load specifications<a name="line.371"></a> -<span class="sourceLineNo">372</span> // initialize the coprocessors<a name="line.372"></a> -<span class="sourceLineNo">373</span> List<RegionCoprocessorEnvironment> configured = new ArrayList<>();<a name="line.373"></a> -<span class="sourceLineNo">374</span> for (TableCoprocessorAttribute attr: getTableCoprocessorAttrsFromSchema(conf,<a name="line.374"></a> -<span class="sourceLineNo">375</span> region.getTableDescriptor())) {<a name="line.375"></a> -<span class="sourceLineNo">376</span> // Load encompasses classloading and coprocessor initialization<a name="line.376"></a> -<span class="sourceLineNo">377</span> try {<a name="line.377"></a> -<span class="sourceLineNo">378</span> RegionCoprocessorEnvironment env = load(attr.getPath(), attr.getClassName(),<a name="line.378"></a> -<span class="sourceLineNo">379</span> attr.getPriority(), attr.getConf());<a name="line.379"></a> -<span class="sourceLineNo">380</span> if (env == null) {<a name="line.380"></a> -<span class="sourceLineNo">381</span> continue;<a name="line.381"></a> -<span class="sourceLineNo">382</span> }<a name="line.382"></a> -<span class="sourceLineNo">383</span> configured.add(env);<a name="line.383"></a> -<span class="sourceLineNo">384</span> LOG.info("Loaded coprocessor " + attr.getClassName() + " from HTD of " +<a name="line.384"></a> -<span class="sourceLineNo">385</span> region.getTableDescriptor().getTableName().getNameAsString() + " successfully.");<a name="line.385"></a> -<span class="sourceLineNo">386</span> } catch (Throwable t) {<a name="line.386"></a> -<span class="sourceLineNo">387</span> // Coprocessor failed to load, do we abort on error?<a name="line.387"></a> -<span class="sourceLineNo">388</span> if (conf.getBoolean(ABORT_ON_ERROR_KEY, DEFAULT_ABORT_ON_ERROR)) {<a name="line.388"></a> -<span class="sourceLineNo">389</span> abortServer(attr.getClassName(), t);<a name="line.389"></a> -<span class="sourceLineNo">390</span> } else {<a name="line.390"></a> -<span class="sourceLineNo">391</span> LOG.error("Failed to load coprocessor " + attr.getClassName(), t);<a name="line.391"></a> +<span class="sourceLineNo">370</span> }<a name="line.370"></a> +<span class="sourceLineNo">371</span><a name="line.371"></a> +<span class="sourceLineNo">372</span> void loadTableCoprocessors(final Configuration conf) {<a name="line.372"></a> +<span class="sourceLineNo">373</span> boolean coprocessorsEnabled = conf.getBoolean(COPROCESSORS_ENABLED_CONF_KEY,<a name="line.373"></a> +<span class="sourceLineNo">374</span> DEFAULT_COPROCESSORS_ENABLED);<a name="line.374"></a> +<span class="sourceLineNo">375</span> boolean tableCoprocessorsEnabled = conf.getBoolean(USER_COPROCESSORS_ENABLED_CONF_KEY,<a name="line.375"></a> +<span class="sourceLineNo">376</span> DEFAULT_USER_COPROCESSORS_ENABLED);<a name="line.376"></a> +<span class="sourceLineNo">377</span> if (!(coprocessorsEnabled && tableCoprocessorsEnabled)) {<a name="line.377"></a> +<span class="sourceLineNo">378</span> return;<a name="line.378"></a> +<span class="sourceLineNo">379</span> }<a name="line.379"></a> +<span class="sourceLineNo">380</span><a name="line.380"></a> +<span class="sourceLineNo">381</span> // scan the table attributes for coprocessor load specifications<a name="line.381"></a> +<span class="sourceLineNo">382</span> // initialize the coprocessors<a name="line.382"></a> +<span class="sourceLineNo">383</span> List<RegionCoprocessorEnvironment> configured = new ArrayList<>();<a name="line.383"></a> +<span class="sourceLineNo">384</span> for (TableCoprocessorAttribute attr: getTableCoprocessorAttrsFromSchema(conf,<a name="line.384"></a> +<span class="sourceLineNo">385</span> region.getTableDescriptor())) {<a name="line.385"></a> +<span class="sourceLineNo">386</span> // Load encompasses classloading and coprocessor initialization<a name="line.386"></a> +<span class="sourceLineNo">387</span> try {<a name="line.387"></a> +<span class="sourceLineNo">388</span> RegionCoprocessorEnvironment env = load(attr.getPath(), attr.getClassName(),<a name="line.388"></a> +<span class="sourceLineNo">389</span> attr.getPriority(), attr.getConf());<a name="line.389"></a> +<span class="sourceLineNo">390</span> if (env == null) {<a name="line.390"></a> +<span class="sourceLineNo">391</span> continue;<a name="line.391"></a> <span class="sourceLineNo">392</span> }<a name="line.392"></a> -<span class="sourceLineNo">393</span> }<a name="line.393"></a> -<span class="sourceLineNo">394</span> }<a name="line.394"></a> -<span class="sourceLineNo">395</span> // add together to coprocessor set for COW efficiency<a name="line.395"></a> -<span class="sourceLineNo">396</span> coprocEnvironments.addAll(configured);<a name="line.396"></a> -<span class="sourceLineNo">397</span> }<a name="line.397"></a> -<span class="sourceLineNo">398</span><a name="line.398"></a> -<span class="sourceLineNo">399</span> @Override<a name="line.399"></a> -<span class="sourceLineNo">400</span> public RegionEnvironment createEnvironment(RegionCoprocessor instance, int priority, int seq,<a name="line.400"></a> -<span class="sourceLineNo">401</span> Configuration conf) {<a name="line.401"></a> -<span class="sourceLineNo">402</span> // If coprocessor exposes any services, register them.<a name="line.402"></a> -<span class="sourceLineNo">403</span> for (Service service : instance.getServices()) {<a name="line.403"></a> -<span class="sourceLineNo">404</span> region.registerService(service);<a name="line.404"></a> -<span class="sourceLineNo">405</span> }<a name="line.405"></a> -<span class="sourceLineNo">406</span> ConcurrentMap<String, Object> classData;<a name="line.406"></a> -<span class="sourceLineNo">407</span> // make sure only one thread can add maps<a name="line.407"></a> -<span class="sourceLineNo">408</span> synchronized (SHARED_DATA_MAP) {<a name="line.408"></a> -<span class="sourceLineNo">409</span> // as long as at least one RegionEnvironment holds on to its classData it will<a name="line.409"></a> -<span class="sourceLineNo">410</span> // remain in this map<a name="line.410"></a> -<span class="sourceLineNo">411</span> classData =<a name="line.411"></a> -<span class="sourceLineNo">412</span> SHARED_DATA_MAP.computeIfAbsent(instance.getClass().getName(),<a name="line.412"></a> -<span class="sourceLineNo">413</span> k -> new ConcurrentHashMap<>());<a name="line.413"></a> -<span class="sourceLineNo">414</span> }<a name="line.414"></a> -<span class="sourceLineNo">415</span> // If a CoreCoprocessor, return a 'richer' environment, one laden with RegionServerServices.<a name="line.415"></a> -<span class="sourceLineNo">416</span> return instance.getClass().isAnnotationPresent(CoreCoprocessor.class)?<a name="line.416"></a> -<span class="sourceLineNo">417</span> new RegionEnvironmentForCoreCoprocessors(instance, priority, seq, conf, region,<a name="line.417"></a> -<span class="sourceLineNo">418</span> rsServices, classData):<a name="line.418"></a> -<span class="sourceLineNo">419</span> new RegionEnvironment(instance, priority, seq, conf, region, rsServices, classData);<a name="line.419"></a> -<span class="sourceLineNo">420</span> }<a name="line.420"></a> -<span class="sourceLineNo">421</span><a name="line.421"></a> -<span class="sourceLineNo">422</span> @Override<a name="line.422"></a> -<span class="sourceLineNo">423</span> public RegionCoprocessor checkAndGetInstance(Class<?> implClass)<a name="line.423"></a> -<span class="sourceLineNo">424</span> throws InstantiationException, IllegalAccessException {<a name="line.424"></a> -<span class="sourceLineNo">425</span> try {<a name="line.425"></a> -<span class="sourceLineNo">426</span> if (RegionCoprocessor.class.isAssignableFrom(implClass)) {<a name="line.426"></a> -<span class="sourceLineNo">427</span> return implClass.asSubclass(RegionCoprocessor.class).getDeclaredConstructor().newInstance();<a name="line.427"></a> -<span class="sourceLineNo">428</span> } else if (CoprocessorService.class.isAssignableFrom(implClass)) {<a name="line.428"></a> -<span class="sourceLineNo">429</span> // For backward compatibility with old CoprocessorService impl which don't extend<a name="line.429"></a> -<span class="sourceLineNo">430</span> // RegionCoprocessor.<a name="line.430"></a> -<span class="sourceLineNo">431</span> CoprocessorService cs;<a name="line.431"></a> -<span class="sourceLineNo">432</span> cs = implClass.asSubclass(CoprocessorService.class).getDeclaredConstructor().newInstance();<a name="line.432"></a> -<span class="sourceLineNo">433</span> return new CoprocessorServiceBackwardCompatiblity.RegionCoprocessorService(cs);<a name="line.433"></a> -<span class="sourceLineNo">434</span> } else {<a name="line.434"></a> -<span class="sourceLineNo">435</span> LOG.error("{} is not of type RegionCoprocessor. Check the configuration of {}",<a name="line.435"></a> -<span class="sourceLineNo">436</span> implClass.getName(), CoprocessorHost.REGION_COPROCESSOR_CONF_KEY);<a name="line.436"></a> -<span class="sourceLineNo">437</span> return null;<a name="line.437"></a> -<span class="sourceLineNo">438</span> }<a name="line.438"></a> -<span class="sourceLineNo">439</span> } catch (NoSuchMethodException | InvocationTargetException e) {<a name="line.439"></a> -<span class="sourceLineNo">440</span> throw (InstantiationException) new InstantiationException(implClass.getName()).initCause(e);<a name="line.440"></a> -<span class="sourceLineNo">441</span> }<a name="line.441"></a> -<span class="sourceLineNo">442</span> }<a name="line.442"></a> -<span class="sourceLineNo">443</span><a name="line.443"></a> -<span class="sourceLineNo">444</span> private ObserverGetter<RegionCoprocessor, RegionObserver> regionObserverGetter =<a name="line.444"></a> -<span class="sourceLineNo">445</span> RegionCoprocessor::getRegionObserver;<a name="line.445"></a> -<span class="sourceLineNo">446</span><a name="line.446"></a> -<span class="sourceLineNo">447</span> private ObserverGetter<RegionCoprocessor, EndpointObserver> endpointObserverGetter =<a name="line.447"></a> -<span class="sourceLineNo">448</span> RegionCoprocessor::getEndpointObserver;<a name="line.448"></a> -<span class="sourceLineNo">449</span><a name="line.449"></a> -<span class="sourceLineNo">450</span> abstract class RegionObserverOperationWithoutResult extends<a name="line.450"></a> -<span class="sourceLineNo">451</span> ObserverOperationWithoutResult<RegionObserver> {<a name="line.451"></a> -<span class="sourceLineNo">452</span> public RegionObserverOperationWithoutResult() {<a name="line.452"></a> -<span class="sourceLineNo">453</span> super(regionObserverGetter);<a name="line.453"></a> -<span class="sourceLineNo">454</span> }<a name="line.454"></a> -<span class="sourceLineNo">455</span><a name="line.455"></a> -<span class="sourceLineNo">456</span> public RegionObserverOperationWithoutResult(User user) {<a name="line.456"></a> -<span class="sourceLineNo">457</span> super(regionObserverGetter, user);<a name="line.457"></a> -<span class="sourceLineNo">458</span> }<a name="line.458"></a> +<span class="sourceLineNo">393</span> configured.add(env);<a name="line.393"></a> +<span class="sourceLineNo">394</span> LOG.info("Loaded coprocessor " + attr.getClassName() + " from HTD of " +<a name="line.394"></a> +<span class="sourceLineNo">395</span> region.getTableDescriptor().getTableName().getNameAsString() + " successfully.");<a name="line.395"></a> +<span class="sourceLineNo">396</span> } catch (Throwable t) {<a name="line.396"></a> +<span class="sourceLineNo">397</span> // Coprocessor failed to load, do we abort on error?<a name="line.397"></a> +<span class="sourceLineNo">398</span> if (conf.getBoolean(ABORT_ON_ERROR_KEY, DEFAULT_ABORT_ON_ERROR)) {<a name="line.398"></a> +<span class="sourceLineNo">399</span> abortServer(attr.getClassName(), t);<a name="line.399"></a> +<span class="sourceLineNo">400</span> } else {<a name="line.400"></a> +<span class="sourceLineNo">401</span> LOG.error("Failed to load coprocessor " + attr.getClassName(), t);<a name="line.401"></a> +<span class="sourceLineNo">402</span> }<a name="line.402"></a> +<span class="sourceLineNo">403</span> }<a name="line.403"></a> +<span class="sourceLineNo">404</span> }<a name="line.404"></a> +<span class="sourceLineNo">405</span> // add together to coprocessor set for COW efficiency<a name="line.405"></a> +<span class="sourceLineNo">406</span> coprocEnvironments.addAll(configured);<a name="line.406"></a> +<span class="sourceLineNo">407</span> }<a name="line.407"></a> +<span class="sourceLineNo">408</span><a name="line.408"></a> +<span class="sourceLineNo">409</span> @Override<a name="line.409"></a> +<span class="sourceLineNo">410</span> public RegionEnvironment createEnvironment(RegionCoprocessor instance, int priority, int seq,<a name="line.410"></a> +<span class="sourceLineNo">411</span> Configuration conf) {<a name="line.411"></a> +<span class="sourceLineNo">412</span> // If coprocessor exposes any services, register them.<a name="line.412"></a> +<span class="sourceLineNo">413</span> for (Service service : instance.getServices()) {<a name="line.413"></a> +<span class="sourceLineNo">414</span> region.registerService(service);<a name="line.414"></a> +<span class="sourceLineNo">415</span> }<a name="line.415"></a> +<span class="sourceLineNo">416</span> ConcurrentMap<String, Object> classData;<a name="line.416"></a> +<span class="sourceLineNo">417</span> // make sure only one thread can add maps<a name="line.417"></a> +<span class="sourceLineNo">418</span> synchronized (SHARED_DATA_MAP) {<a name="line.418"></a> +<span class="sourceLineNo">419</span> // as long as at least one RegionEnvironment holds on to its classData it will<a name="line.419"></a> +<span class="sourceLineNo">420</span> // remain in this map<a name="line.420"></a> +<span class="sourceLineNo">421</span> classData =<a name="line.421"></a> +<span class="sourceLineNo">422</span> SHARED_DATA_MAP.computeIfAbsent(instance.getClass().getName(),<a name="line.422"></a> +<span class="sourceLineNo">423</span> k -> new ConcurrentHashMap<>());<a name="line.423"></a> +<span class="sourceLineNo">424</span> }<a name="line.424"></a> +<span class="sourceLineNo">425</span> // If a CoreCoprocessor, return a 'richer' environment, one laden with RegionServerServices.<a name="line.425"></a> +<span class="sourceLineNo">426</span> return instance.getClass().isAnnotationPresent(CoreCoprocessor.class)?<a name="line.426"></a> +<span class="sourceLineNo">427</span> new RegionEnvironmentForCoreCoprocessors(instance, priority, seq, conf, region,<a name="line.427"></a> +<span class="sourceLineNo">428</span> rsServices, classData):<a name="line.428"></a> +<span class="sourceLineNo">429</span> new RegionEnvironment(instance, priority, seq, conf, region, rsServices, classData);<a name="line.429"></a> +<span class="sourceLineNo">430</span> }<a name="line.430"></a> +<span class="sourceLineNo">431</span><a name="line.431"></a> +<span class="sourceLineNo">432</span> @Override<a name="line.432"></a> +<span class="sourceLineNo">433</span> public RegionCoprocessor checkAndGetInstance(Class<?> implClass)<a name="line.433"></a> +<span class="sourceLineNo">434</span> throws InstantiationException, IllegalAccessException {<a name="line.434"></a> +<span class="sourceLineNo">435</span> try {<a name="line.435"></a> +<span class="sourceLineNo">436</span> if (RegionCoprocessor.class.isAssignableFrom(implClass)) {<a name="line.436"></a> +<span class="sourceLineNo">437</span> return implClass.asSubclass(RegionCoprocessor.class).getDeclaredConstructor().newInstance();<a name="line.437"></a> +<span class="sourceLineNo">438</span> } else if (CoprocessorService.class.isAssignableFrom(implClass)) {<a name="line.438"></a> +<span class="sourceLineNo">439</span> // For backward compatibility with old CoprocessorService impl which don't extend<a name="line.439"></a> +<span class="sourceLineNo">440</span> // RegionCoprocessor.<a name="line.440"></a> +<span class="sourceLineNo">441</span> CoprocessorService cs;<a name="line.441"></a> +<span class="sourceLineNo">442</span> cs = implClass.asSubclass(CoprocessorService.class).getDeclaredConstructor().newInstance();<a name="line.442"></a> +<span class="sourceLineNo">443</span> return new CoprocessorServiceBackwardCompatiblity.RegionCoprocessorService(cs);<a name="line.443"></a> +<span class="sourceLineNo">444</span> } else {<a name="line.444"></a> +<span class="sourceLineNo">445</span> LOG.error("{} is not of type RegionCoprocessor. Check the configuration of {}",<a name="line.445"></a> +<span class="sourceLineNo">446</span> implClass.getName(), CoprocessorHost.REGION_COPROCESSOR_CONF_KEY);<a name="line.446"></a> +<span class="sourceLineNo">447</span> return null;<a name="line.447"></a> +<span class="sourceLineNo">448</span> }<a name="line.448"></a> +<span class="sourceLineNo">449</span> } catch (NoSuchMethodException | InvocationTargetException e) {<a name="line.449"></a> +<span class="sourceLineNo">450</span> throw (InstantiationException) new InstantiationException(implClass.getName()).initCause(e);<a name="line.450"></a> +<span class="sourceLineNo">451</span> }<a name="line.451"></a> +<span class="sourceLineNo">452</span> }<a name="line.452"></a> +<span class="sourceLineNo">453</span><a name="line.453"></a> +<span class="sourceLineNo">454</span> private ObserverGetter<RegionCoprocessor, RegionObserver> regionObserverGetter =<a name="line.454"></a> +<span class="sourceLineNo">455</span> RegionCoprocessor::getRegionObserver;<a name="line.455"></a> +<span class="sourceLineNo">456</span><a name="line.456"></a> +<span class="sourceLineNo">457</span> private ObserverGetter<RegionCoprocessor, EndpointObserver> endpointObserverGetter =<a name="line.457"></a> +<span class="sourceLineNo">458</span> RegionCoprocessor::getEndpointObserver;<a name="line.458"></a> <span class="sourceLineNo">459</span><a name="line.459"></a> -<span class="sourceLineNo">460</span> public RegionObserverOperationWithoutResult(boolean bypassable) {<a name="line.460"></a> -<span class="sourceLineNo">461</span> super(regionObserverGetter, null, bypassable);<a name="line.461"></a> -<span class="sourceLineNo">462</span> }<a name="line.462"></a> -<span class="sourceLineNo">463</span><a name="line.463"></a> -<span class="sourceLineNo">464</span> public RegionObserverOperationWithoutResult(User user, boolean bypassable) {<a name="line.464"></a> -<span class="sourceLineNo">465</span> super(regionObserverGetter, user, bypassable);<a name="line.465"></a> -<span class="sourceLineNo">466</span> }<a name="line.466"></a> -<span class="sourceLineNo">467</span> }<a name="line.467"></a> -<span class="sourceLineNo">468</span><a name="line.468"></a> -<span class="sourceLineNo">469</span> abstract class BulkLoadObserverOperation extends<a name="line.469"></a> -<span class="sourceLineNo">470</span> ObserverOperationWithoutResult<BulkLoadObserver> {<a name="line.470"></a> -<span class="sourceLineNo">471</span> public BulkLoadObserverOperation(User user) {<a name="line.471"></a> -<span class="sourceLineNo">472</span> super(RegionCoprocessor::getBulkLoadObserver, user);<a name="line.472"></a> -<span class="sourceLineNo">473</span> }<a name="line.473"></a> -<span class="sourceLineNo">474</span> }<a name="line.474"></a> -<span class="sourceLineNo">475</span><a name="line.475"></a> -<span class="sourceLineNo">476</span><a name="line.476"></a> -<span class="sourceLineNo">477</span> //////////////////////////////////////////////////////////////////////////////////////////////////<a name="line.477"></a> -<span class="sourceLineNo">478</span> // Observer operations<a name="line.478"></a> -<span class="sourceLineNo">479</span> //////////////////////////////////////////////////////////////////////////////////////////////////<a name="line.479"></a> -<span class="sourceLineNo">480</span><a name="line.480"></a> -<span class="sourceLineNo">481</span> //////////////////////////////////////////////////////////////////////////////////////////////////<a name="line.481"></a> -<span class="sourceLineNo">482</span> // Observer operations<a name="line.482"></a> -<span class="sourceLineNo">483</span> //////////////////////////////////////////////////////////////////////////////////////////////////<a name="line.483"></a> -<span class="sourceLineNo">484</span><a name="line.484"></a> -<span class="sourceLineNo">485</span> /**<a name="line.485"></a> -<span class="sourceLineNo">486</span> * Invoked before a region open.<a name="line.486"></a> -<span class="sourceLineNo">487</span> *<a name="line.487"></a> -<span class="sourceLineNo">488</span> * @throws IOException Signals that an I/O exception has occurred.<a name="line.488"></a> -<span class="sourceLineNo">489</span> */<a name="line.489"></a> -<span class="sourceLineNo">490</span> public void preOpen() throws IOException {<a name="line.490"></a> -<span class="sourceLineNo">491</span> if (coprocEnvironments.isEmpty()) {<a name="line.491"></a> -<span class="sourceLineNo">492</span> return;<a name="line.492"></a> -<span class="sourceLineNo">493</span> }<a name="line.493"></a> -<span class="sourceLineNo">494</span> execOperation(new RegionObserverOperationWithoutResult() {<a name="line.494"></a> -<span class="sourceLineNo">495</span> @Override<a name="line.495"></a> -<span class="sourceLineNo">496</span> public void call(RegionObserver observer) throws IOException {<a name="line.496"></a> 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<TRUNCATED>
