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Posted to commits@hbase.apache.org by mi...@apache.org on 2016/02/23 18:08:29 UTC
[21/51] [partial] hbase-site git commit: Published site at
58283fa1b1b10beec62cefa40babff6a1424b06c.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/d02dd5db/devapidocs/src-html/org/apache/hadoop/hbase/client/HTableMultiplexer.PutStatus.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/client/HTableMultiplexer.PutStatus.html b/devapidocs/src-html/org/apache/hadoop/hbase/client/HTableMultiplexer.PutStatus.html
index 1b54cf8..195ffb2 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/client/HTableMultiplexer.PutStatus.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/client/HTableMultiplexer.PutStatus.html
@@ -202,474 +202,467 @@
<span class="sourceLineNo">194</span> * @return true if the request can be accepted by its corresponding buffer queue.<a name="line.194"></a>
<span class="sourceLineNo">195</span> */<a name="line.195"></a>
<span class="sourceLineNo">196</span> public boolean put(final TableName tableName, final Put put, int maxAttempts) {<a name="line.196"></a>
-<span class="sourceLineNo">197</span> return _put(tableName, put, maxAttempts, false);<a name="line.197"></a>
-<span class="sourceLineNo">198</span> }<a name="line.198"></a>
-<span class="sourceLineNo">199</span><a name="line.199"></a>
-<span class="sourceLineNo">200</span> /**<a name="line.200"></a>
-<span class="sourceLineNo">201</span> * Internal "put" which exposes a boolean flag to control whether or not the region location<a name="line.201"></a>
-<span class="sourceLineNo">202</span> * cache should be reloaded when trying to queue the {@link Put}.<a name="line.202"></a>
-<span class="sourceLineNo">203</span> * @param tableName Destination table for the Put<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * @param put The Put to send<a name="line.204"></a>
-<span class="sourceLineNo">205</span> * @param maxAttempts Number of attempts to retry the {@code put}<a name="line.205"></a>
-<span class="sourceLineNo">206</span> * @param reloadCache Should the region location cache be reloaded<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * @return true if the request was accepted in the queue, otherwise false<a name="line.207"></a>
-<span class="sourceLineNo">208</span> */<a name="line.208"></a>
-<span class="sourceLineNo">209</span> boolean _put(final TableName tableName, final Put put, int maxAttempts, boolean reloadCache) {<a name="line.209"></a>
-<span class="sourceLineNo">210</span> if (maxAttempts <= 0) {<a name="line.210"></a>
-<span class="sourceLineNo">211</span> return false;<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> try {<a name="line.214"></a>
-<span class="sourceLineNo">215</span> HTable.validatePut(put, maxKeyValueSize);<a name="line.215"></a>
-<span class="sourceLineNo">216</span> // Allow mocking to get at the connection, but don't expose the connection to users.<a name="line.216"></a>
-<span class="sourceLineNo">217</span> ClusterConnection conn = (ClusterConnection) getConnection();<a name="line.217"></a>
-<span class="sourceLineNo">218</span> HRegionLocation loc = conn.getRegionLocation(tableName, put.getRow(), reloadCache);<a name="line.218"></a>
-<span class="sourceLineNo">219</span> if (loc != null) {<a name="line.219"></a>
-<span class="sourceLineNo">220</span> // Add the put pair into its corresponding queue.<a name="line.220"></a>
-<span class="sourceLineNo">221</span> LinkedBlockingQueue<PutStatus> queue = getQueue(loc);<a name="line.221"></a>
+<span class="sourceLineNo">197</span> if (maxAttempts <= 0) {<a name="line.197"></a>
+<span class="sourceLineNo">198</span> return false;<a name="line.198"></a>
+<span class="sourceLineNo">199</span> }<a name="line.199"></a>
+<span class="sourceLineNo">200</span><a name="line.200"></a>
+<span class="sourceLineNo">201</span> try {<a name="line.201"></a>
+<span class="sourceLineNo">202</span> HTable.validatePut(put, maxKeyValueSize);<a name="line.202"></a>
+<span class="sourceLineNo">203</span> // Allow mocking to get at the connection, but don't expose the connection to users.<a name="line.203"></a>
+<span class="sourceLineNo">204</span> ClusterConnection conn = (ClusterConnection) getConnection();<a name="line.204"></a>
+<span class="sourceLineNo">205</span> // AsyncProcess in the FlushWorker should take care of refreshing the location cache<a name="line.205"></a>
+<span class="sourceLineNo">206</span> // as necessary. We shouldn't have to do that here.<a name="line.206"></a>
+<span class="sourceLineNo">207</span> HRegionLocation loc = conn.getRegionLocation(tableName, put.getRow(), false);<a name="line.207"></a>
+<span class="sourceLineNo">208</span> if (loc != null) {<a name="line.208"></a>
+<span class="sourceLineNo">209</span> // Add the put pair into its corresponding queue.<a name="line.209"></a>
+<span class="sourceLineNo">210</span> LinkedBlockingQueue<PutStatus> queue = getQueue(loc);<a name="line.210"></a>
+<span class="sourceLineNo">211</span><a name="line.211"></a>
+<span class="sourceLineNo">212</span> // Generate a MultiPutStatus object and offer it into the queue<a name="line.212"></a>
+<span class="sourceLineNo">213</span> PutStatus s = new PutStatus(loc.getRegionInfo(), put, maxAttempts);<a name="line.213"></a>
+<span class="sourceLineNo">214</span><a name="line.214"></a>
+<span class="sourceLineNo">215</span> return queue.offer(s);<a name="line.215"></a>
+<span class="sourceLineNo">216</span> }<a name="line.216"></a>
+<span class="sourceLineNo">217</span> } catch (IOException e) {<a name="line.217"></a>
+<span class="sourceLineNo">218</span> LOG.debug("Cannot process the put " + put, e);<a name="line.218"></a>
+<span class="sourceLineNo">219</span> }<a name="line.219"></a>
+<span class="sourceLineNo">220</span> return false;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> }<a name="line.221"></a>
<span class="sourceLineNo">222</span><a name="line.222"></a>
-<span class="sourceLineNo">223</span> // Generate a MultiPutStatus object and offer it into the queue<a name="line.223"></a>
-<span class="sourceLineNo">224</span> PutStatus s = new PutStatus(loc.getRegionInfo(), put, maxAttempts);<a name="line.224"></a>
-<span class="sourceLineNo">225</span><a name="line.225"></a>
-<span class="sourceLineNo">226</span> return queue.offer(s);<a name="line.226"></a>
-<span class="sourceLineNo">227</span> }<a name="line.227"></a>
-<span class="sourceLineNo">228</span> } catch (IOException e) {<a name="line.228"></a>
-<span class="sourceLineNo">229</span> LOG.debug("Cannot process the put " + put, e);<a name="line.229"></a>
-<span class="sourceLineNo">230</span> }<a name="line.230"></a>
-<span class="sourceLineNo">231</span> return false;<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> /**<a name="line.234"></a>
-<span class="sourceLineNo">235</span> * @deprecated Use {@link #put(TableName, Put) } instead.<a name="line.235"></a>
-<span class="sourceLineNo">236</span> */<a name="line.236"></a>
-<span class="sourceLineNo">237</span> @Deprecated<a name="line.237"></a>
-<span class="sourceLineNo">238</span> public boolean put(final byte[] tableName, final Put put, int retry) {<a name="line.238"></a>
-<span class="sourceLineNo">239</span> return put(TableName.valueOf(tableName), put, retry);<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> /**<a name="line.242"></a>
-<span class="sourceLineNo">243</span> * @deprecated Use {@link #put(TableName, Put)} instead.<a name="line.243"></a>
-<span class="sourceLineNo">244</span> */<a name="line.244"></a>
-<span class="sourceLineNo">245</span> @Deprecated<a name="line.245"></a>
-<span class="sourceLineNo">246</span> public boolean put(final byte[] tableName, Put put) {<a name="line.246"></a>
-<span class="sourceLineNo">247</span> return put(TableName.valueOf(tableName), put);<a name="line.247"></a>
-<span class="sourceLineNo">248</span> }<a name="line.248"></a>
-<span class="sourceLineNo">249</span><a name="line.249"></a>
-<span class="sourceLineNo">250</span> /**<a name="line.250"></a>
-<span class="sourceLineNo">251</span> * @return the current HTableMultiplexerStatus<a name="line.251"></a>
-<span class="sourceLineNo">252</span> */<a name="line.252"></a>
-<span class="sourceLineNo">253</span> public HTableMultiplexerStatus getHTableMultiplexerStatus() {<a name="line.253"></a>
-<span class="sourceLineNo">254</span> return new HTableMultiplexerStatus(serverToFlushWorkerMap);<a name="line.254"></a>
-<span class="sourceLineNo">255</span> }<a name="line.255"></a>
-<span class="sourceLineNo">256</span><a name="line.256"></a>
-<span class="sourceLineNo">257</span> @VisibleForTesting<a name="line.257"></a>
-<span class="sourceLineNo">258</span> LinkedBlockingQueue<PutStatus> getQueue(HRegionLocation addr) {<a name="line.258"></a>
-<span class="sourceLineNo">259</span> FlushWorker worker = serverToFlushWorkerMap.get(addr);<a name="line.259"></a>
-<span class="sourceLineNo">260</span> if (worker == null) {<a name="line.260"></a>
-<span class="sourceLineNo">261</span> synchronized (this.serverToFlushWorkerMap) {<a name="line.261"></a>
-<span class="sourceLineNo">262</span> worker = serverToFlushWorkerMap.get(addr);<a name="line.262"></a>
-<span class="sourceLineNo">263</span> if (worker == null) {<a name="line.263"></a>
-<span class="sourceLineNo">264</span> // Create the flush worker<a name="line.264"></a>
-<span class="sourceLineNo">265</span> worker = new FlushWorker(workerConf, this.conn, addr, this,<a name="line.265"></a>
-<span class="sourceLineNo">266</span> perRegionServerBufferQueueSize, pool, executor);<a name="line.266"></a>
-<span class="sourceLineNo">267</span> this.serverToFlushWorkerMap.put(addr, worker);<a name="line.267"></a>
-<span class="sourceLineNo">268</span> executor.scheduleAtFixedRate(worker, flushPeriod, flushPeriod, TimeUnit.MILLISECONDS);<a name="line.268"></a>
-<span class="sourceLineNo">269</span> }<a name="line.269"></a>
-<span class="sourceLineNo">270</span> }<a name="line.270"></a>
-<span class="sourceLineNo">271</span> }<a name="line.271"></a>
-<span class="sourceLineNo">272</span> return worker.getQueue();<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> @VisibleForTesting<a name="line.275"></a>
-<span class="sourceLineNo">276</span> ClusterConnection getConnection() {<a name="line.276"></a>
-<span class="sourceLineNo">277</span> return this.conn;<a name="line.277"></a>
-<span class="sourceLineNo">278</span> }<a name="line.278"></a>
-<span class="sourceLineNo">279</span><a name="line.279"></a>
-<span class="sourceLineNo">280</span> /**<a name="line.280"></a>
-<span class="sourceLineNo">281</span> * HTableMultiplexerStatus keeps track of the current status of the HTableMultiplexer.<a name="line.281"></a>
-<span class="sourceLineNo">282</span> * report the number of buffered requests and the number of the failed (dropped) requests<a name="line.282"></a>
-<span class="sourceLineNo">283</span> * in total or on per region server basis.<a name="line.283"></a>
-<span class="sourceLineNo">284</span> */<a name="line.284"></a>
-<span class="sourceLineNo">285</span> @InterfaceAudience.Public<a name="line.285"></a>
-<span class="sourceLineNo">286</span> @InterfaceStability.Evolving<a name="line.286"></a>
-<span class="sourceLineNo">287</span> public static class HTableMultiplexerStatus {<a name="line.287"></a>
-<span class="sourceLineNo">288</span> private long totalFailedPutCounter;<a name="line.288"></a>
-<span class="sourceLineNo">289</span> private long totalBufferedPutCounter;<a name="line.289"></a>
-<span class="sourceLineNo">290</span> private long maxLatency;<a name="line.290"></a>
-<span class="sourceLineNo">291</span> private long overallAverageLatency;<a name="line.291"></a>
-<span class="sourceLineNo">292</span> private Map<String, Long> serverToFailedCounterMap;<a name="line.292"></a>
-<span class="sourceLineNo">293</span> private Map<String, Long> serverToBufferedCounterMap;<a name="line.293"></a>
-<span class="sourceLineNo">294</span> private Map<String, Long> serverToAverageLatencyMap;<a name="line.294"></a>
-<span class="sourceLineNo">295</span> private Map<String, Long> serverToMaxLatencyMap;<a name="line.295"></a>
-<span class="sourceLineNo">296</span><a name="line.296"></a>
-<span class="sourceLineNo">297</span> public HTableMultiplexerStatus(<a name="line.297"></a>
-<span class="sourceLineNo">298</span> Map<HRegionLocation, FlushWorker> serverToFlushWorkerMap) {<a name="line.298"></a>
-<span class="sourceLineNo">299</span> this.totalBufferedPutCounter = 0;<a name="line.299"></a>
-<span class="sourceLineNo">300</span> this.totalFailedPutCounter = 0;<a name="line.300"></a>
-<span class="sourceLineNo">301</span> this.maxLatency = 0;<a name="line.301"></a>
-<span class="sourceLineNo">302</span> this.overallAverageLatency = 0;<a name="line.302"></a>
-<span class="sourceLineNo">303</span> this.serverToBufferedCounterMap = new HashMap<String, Long>();<a name="line.303"></a>
-<span class="sourceLineNo">304</span> this.serverToFailedCounterMap = new HashMap<String, Long>();<a name="line.304"></a>
-<span class="sourceLineNo">305</span> this.serverToAverageLatencyMap = new HashMap<String, Long>();<a name="line.305"></a>
-<span class="sourceLineNo">306</span> this.serverToMaxLatencyMap = new HashMap<String, Long>();<a name="line.306"></a>
-<span class="sourceLineNo">307</span> this.initialize(serverToFlushWorkerMap);<a name="line.307"></a>
-<span class="sourceLineNo">308</span> }<a name="line.308"></a>
-<span class="sourceLineNo">309</span><a name="line.309"></a>
-<span class="sourceLineNo">310</span> private void initialize(<a name="line.310"></a>
-<span class="sourceLineNo">311</span> Map<HRegionLocation, FlushWorker> serverToFlushWorkerMap) {<a name="line.311"></a>
-<span class="sourceLineNo">312</span> if (serverToFlushWorkerMap == null) {<a name="line.312"></a>
-<span class="sourceLineNo">313</span> return;<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> long averageCalcSum = 0;<a name="line.316"></a>
-<span class="sourceLineNo">317</span> int averageCalcCount = 0;<a name="line.317"></a>
-<span class="sourceLineNo">318</span> for (Map.Entry<HRegionLocation, FlushWorker> entry : serverToFlushWorkerMap<a name="line.318"></a>
-<span class="sourceLineNo">319</span> .entrySet()) {<a name="line.319"></a>
-<span class="sourceLineNo">320</span> HRegionLocation addr = entry.getKey();<a name="line.320"></a>
-<span class="sourceLineNo">321</span> FlushWorker worker = entry.getValue();<a name="line.321"></a>
-<span class="sourceLineNo">322</span><a name="line.322"></a>
-<span class="sourceLineNo">323</span> long bufferedCounter = worker.getTotalBufferedCount();<a name="line.323"></a>
-<span class="sourceLineNo">324</span> long failedCounter = worker.getTotalFailedCount();<a name="line.324"></a>
-<span class="sourceLineNo">325</span> long serverMaxLatency = worker.getMaxLatency();<a name="line.325"></a>
-<span class="sourceLineNo">326</span> AtomicAverageCounter averageCounter = worker.getAverageLatencyCounter();<a name="line.326"></a>
-<span class="sourceLineNo">327</span> // Get sum and count pieces separately to compute overall average<a name="line.327"></a>
-<span class="sourceLineNo">328</span> SimpleEntry<Long, Integer> averageComponents = averageCounter<a name="line.328"></a>
-<span class="sourceLineNo">329</span> .getComponents();<a name="line.329"></a>
-<span class="sourceLineNo">330</span> long serverAvgLatency = averageCounter.getAndReset();<a name="line.330"></a>
-<span class="sourceLineNo">331</span><a name="line.331"></a>
-<span class="sourceLineNo">332</span> this.totalBufferedPutCounter += bufferedCounter;<a name="line.332"></a>
-<span class="sourceLineNo">333</span> this.totalFailedPutCounter += failedCounter;<a name="line.333"></a>
-<span class="sourceLineNo">334</span> if (serverMaxLatency > this.maxLatency) {<a name="line.334"></a>
-<span class="sourceLineNo">335</span> this.maxLatency = serverMaxLatency;<a name="line.335"></a>
-<span class="sourceLineNo">336</span> }<a name="line.336"></a>
-<span class="sourceLineNo">337</span> averageCalcSum += averageComponents.getKey();<a name="line.337"></a>
-<span class="sourceLineNo">338</span> averageCalcCount += averageComponents.getValue();<a name="line.338"></a>
-<span class="sourceLineNo">339</span><a name="line.339"></a>
-<span class="sourceLineNo">340</span> this.serverToBufferedCounterMap.put(addr.getHostnamePort(),<a name="line.340"></a>
-<span class="sourceLineNo">341</span> bufferedCounter);<a name="line.341"></a>
-<span class="sourceLineNo">342</span> this.serverToFailedCounterMap<a name="line.342"></a>
-<span class="sourceLineNo">343</span> .put(addr.getHostnamePort(),<a name="line.343"></a>
-<span class="sourceLineNo">344</span> failedCounter);<a name="line.344"></a>
-<span class="sourceLineNo">345</span> this.serverToAverageLatencyMap.put(addr.getHostnamePort(),<a name="line.345"></a>
-<span class="sourceLineNo">346</span> serverAvgLatency);<a name="line.346"></a>
-<span class="sourceLineNo">347</span> this.serverToMaxLatencyMap<a name="line.347"></a>
-<span class="sourceLineNo">348</span> .put(addr.getHostnamePort(),<a name="line.348"></a>
-<span class="sourceLineNo">349</span> serverMaxLatency);<a name="line.349"></a>
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-<span class="sourceLineNo">351</span> this.overallAverageLatency = averageCalcCount != 0 ? averageCalcSum<a name="line.351"></a>
-<span class="sourceLineNo">352</span> / averageCalcCount : 0;<a name="line.352"></a>
-<span class="sourceLineNo">353</span> }<a name="line.353"></a>
-<span class="sourceLineNo">354</span><a name="line.354"></a>
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-<span class="sourceLineNo">358</span><a name="line.358"></a>
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-<span class="sourceLineNo">362</span><a name="line.362"></a>
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-<span class="sourceLineNo">370</span><a name="line.370"></a>
-<span class="sourceLineNo">371</span> public Map<String, Long> getBufferedCounterForEachRegionServer() {<a name="line.371"></a>
-<span class="sourceLineNo">372</span> return this.serverToBufferedCounterMap;<a name="line.372"></a>
-<span class="sourceLineNo">373</span> }<a name="line.373"></a>
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-<span class="sourceLineNo">379</span> public Map<String, Long> getMaxLatencyForEachRegionServer() {<a name="line.379"></a>
-<span class="sourceLineNo">380</span> return this.serverToMaxLatencyMap;<a name="line.380"></a>
-<span class="sourceLineNo">381</span> }<a name="line.381"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * @deprecated Use {@link #put(TableName, Put) } instead.<a name="line.224"></a>
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+<span class="sourceLineNo">226</span> @Deprecated<a name="line.226"></a>
+<span class="sourceLineNo">227</span> public boolean put(final byte[] tableName, final Put put, int retry) {<a name="line.227"></a>
+<span class="sourceLineNo">228</span> return put(TableName.valueOf(tableName), put, retry);<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> /**<a name="line.231"></a>
+<span class="sourceLineNo">232</span> * @deprecated Use {@link #put(TableName, Put)} instead.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> */<a name="line.233"></a>
+<span class="sourceLineNo">234</span> @Deprecated<a name="line.234"></a>
+<span class="sourceLineNo">235</span> public boolean put(final byte[] tableName, Put put) {<a name="line.235"></a>
+<span class="sourceLineNo">236</span> return put(TableName.valueOf(tableName), put);<a name="line.236"></a>
+<span class="sourceLineNo">237</span> }<a name="line.237"></a>
+<span class="sourceLineNo">238</span><a name="line.238"></a>
+<span class="sourceLineNo">239</span> /**<a name="line.239"></a>
+<span class="sourceLineNo">240</span> * @return the current HTableMultiplexerStatus<a name="line.240"></a>
+<span class="sourceLineNo">241</span> */<a name="line.241"></a>
+<span class="sourceLineNo">242</span> public HTableMultiplexerStatus getHTableMultiplexerStatus() {<a name="line.242"></a>
+<span class="sourceLineNo">243</span> return new HTableMultiplexerStatus(serverToFlushWorkerMap);<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> @VisibleForTesting<a name="line.246"></a>
+<span class="sourceLineNo">247</span> LinkedBlockingQueue<PutStatus> getQueue(HRegionLocation addr) {<a name="line.247"></a>
+<span class="sourceLineNo">248</span> FlushWorker worker = serverToFlushWorkerMap.get(addr);<a name="line.248"></a>
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