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Posted to commits@hbase.apache.org by gi...@apache.org on 2018/10/07 14:53:16 UTC

[30/47] hbase-site git commit: Published site at 118b0746849c886fc64b0a53014f3186e2db4d9d.

http://git-wip-us.apache.org/repos/asf/hbase-site/blob/9b6ca5d1/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalBackupManager.NewestLogFilter.html
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diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalBackupManager.NewestLogFilter.html b/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalBackupManager.NewestLogFilter.html
index 65bab27..81fc69e 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalBackupManager.NewestLogFilter.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalBackupManager.NewestLogFilter.html
@@ -304,92 +304,103 @@
 <span class="sourceLineNo">296</span>        currentLogFile = log.getPath().toString();<a name="line.296"></a>
 <span class="sourceLineNo">297</span>        resultLogFiles.add(currentLogFile);<a name="line.297"></a>
 <span class="sourceLineNo">298</span>        currentLogTS = BackupUtils.getCreationTime(log.getPath());<a name="line.298"></a>
-<span class="sourceLineNo">299</span>        // newestTimestamps is up-to-date with the current list of hosts<a name="line.299"></a>
-<span class="sourceLineNo">300</span>        // so newestTimestamps.get(host) will not be null.<a name="line.300"></a>
-<span class="sourceLineNo">301</span>        if (currentLogTS &gt; newestTimestamps.get(host)) {<a name="line.301"></a>
-<span class="sourceLineNo">302</span>          newestLogs.add(currentLogFile);<a name="line.302"></a>
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-<span class="sourceLineNo">306</span><a name="line.306"></a>
-<span class="sourceLineNo">307</span>    // Include the .oldlogs files too.<a name="line.307"></a>
-<span class="sourceLineNo">308</span>    FileStatus[] oldlogs = fs.listStatus(oldLogDir);<a name="line.308"></a>
-<span class="sourceLineNo">309</span>    for (FileStatus oldlog : oldlogs) {<a name="line.309"></a>
-<span class="sourceLineNo">310</span>      p = oldlog.getPath();<a name="line.310"></a>
-<span class="sourceLineNo">311</span>      currentLogFile = p.toString();<a name="line.311"></a>
-<span class="sourceLineNo">312</span>      if (AbstractFSWALProvider.isMetaFile(p)) {<a name="line.312"></a>
-<span class="sourceLineNo">313</span>        if (LOG.isDebugEnabled()) {<a name="line.313"></a>
-<span class="sourceLineNo">314</span>          LOG.debug("Skip .meta log file: " + currentLogFile);<a name="line.314"></a>
-<span class="sourceLineNo">315</span>        }<a name="line.315"></a>
-<span class="sourceLineNo">316</span>        continue;<a name="line.316"></a>
-<span class="sourceLineNo">317</span>      }<a name="line.317"></a>
-<span class="sourceLineNo">318</span>      host = BackupUtils.parseHostFromOldLog(p);<a name="line.318"></a>
-<span class="sourceLineNo">319</span>      if (host == null) {<a name="line.319"></a>
-<span class="sourceLineNo">320</span>        continue;<a name="line.320"></a>
-<span class="sourceLineNo">321</span>      }<a name="line.321"></a>
-<span class="sourceLineNo">322</span>      currentLogTS = BackupUtils.getCreationTime(p);<a name="line.322"></a>
-<span class="sourceLineNo">323</span>      oldTimeStamp = olderTimestamps.get(host);<a name="line.323"></a>
-<span class="sourceLineNo">324</span>      /*<a name="line.324"></a>
-<span class="sourceLineNo">325</span>       * It is possible that there is no old timestamp in backup system table for this host. At the<a name="line.325"></a>
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-<span class="sourceLineNo">328</span>       * our last backup.<a name="line.328"></a>
-<span class="sourceLineNo">329</span>       */<a name="line.329"></a>
-<span class="sourceLineNo">330</span>      if (oldTimeStamp == null) {<a name="line.330"></a>
-<span class="sourceLineNo">331</span>        if (currentLogTS &lt; Long.parseLong(savedStartCode)) {<a name="line.331"></a>
-<span class="sourceLineNo">332</span>          // This log file is really old, its region server was before our last backup.<a name="line.332"></a>
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-<span class="sourceLineNo">334</span>        } else {<a name="line.334"></a>
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-<span class="sourceLineNo">340</span><a name="line.340"></a>
-<span class="sourceLineNo">341</span>      // It is possible that a host in .oldlogs is an obsolete region server<a name="line.341"></a>
-<span class="sourceLineNo">342</span>      // so newestTimestamps.get(host) here can be null.<a name="line.342"></a>
-<span class="sourceLineNo">343</span>      // Even if these logs belong to a obsolete region server, we still need<a name="line.343"></a>
-<span class="sourceLineNo">344</span>      // to include they to avoid loss of edits for backup.<a name="line.344"></a>
-<span class="sourceLineNo">345</span>      Long newTimestamp = newestTimestamps.get(host);<a name="line.345"></a>
-<span class="sourceLineNo">346</span>      if (newTimestamp != null &amp;&amp; currentLogTS &gt; newTimestamp) {<a name="line.346"></a>
-<span class="sourceLineNo">347</span>        newestLogs.add(currentLogFile);<a name="line.347"></a>
-<span class="sourceLineNo">348</span>      }<a name="line.348"></a>
-<span class="sourceLineNo">349</span>    }<a name="line.349"></a>
-<span class="sourceLineNo">350</span>    // remove newest log per host because they are still in use<a name="line.350"></a>
-<span class="sourceLineNo">351</span>    resultLogFiles.removeAll(newestLogs);<a name="line.351"></a>
-<span class="sourceLineNo">352</span>    return resultLogFiles;<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>
-<span class="sourceLineNo">355</span>  static class NewestLogFilter implements PathFilter {<a name="line.355"></a>
-<span class="sourceLineNo">356</span>    private Long lastBackupTS = 0L;<a name="line.356"></a>
-<span class="sourceLineNo">357</span><a name="line.357"></a>
-<span class="sourceLineNo">358</span>    public NewestLogFilter() {<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>    protected void setLastBackupTS(Long ts) {<a name="line.361"></a>
-<span class="sourceLineNo">362</span>      this.lastBackupTS = ts;<a name="line.362"></a>
-<span class="sourceLineNo">363</span>    }<a name="line.363"></a>
-<span class="sourceLineNo">364</span><a name="line.364"></a>
-<span class="sourceLineNo">365</span>    @Override<a name="line.365"></a>
-<span class="sourceLineNo">366</span>    public boolean accept(Path path) {<a name="line.366"></a>
-<span class="sourceLineNo">367</span>      // skip meta table log -- ts.meta file<a name="line.367"></a>
-<span class="sourceLineNo">368</span>      if (AbstractFSWALProvider.isMetaFile(path)) {<a name="line.368"></a>
-<span class="sourceLineNo">369</span>        if (LOG.isDebugEnabled()) {<a name="line.369"></a>
-<span class="sourceLineNo">370</span>          LOG.debug("Skip .meta log file: " + path.getName());<a name="line.370"></a>
-<span class="sourceLineNo">371</span>        }<a name="line.371"></a>
-<span class="sourceLineNo">372</span>        return false;<a name="line.372"></a>
-<span class="sourceLineNo">373</span>      }<a name="line.373"></a>
-<span class="sourceLineNo">374</span>      long timestamp;<a name="line.374"></a>
-<span class="sourceLineNo">375</span>      try {<a name="line.375"></a>
-<span class="sourceLineNo">376</span>        timestamp = BackupUtils.getCreationTime(path);<a name="line.376"></a>
-<span class="sourceLineNo">377</span>        return timestamp &gt; lastBackupTS;<a name="line.377"></a>
-<span class="sourceLineNo">378</span>      } catch (Exception e) {<a name="line.378"></a>
-<span class="sourceLineNo">379</span>        LOG.warn("Cannot read timestamp of log file " + path);<a name="line.379"></a>
-<span class="sourceLineNo">380</span>        return false;<a name="line.380"></a>
-<span class="sourceLineNo">381</span>      }<a name="line.381"></a>
-<span class="sourceLineNo">382</span>    }<a name="line.382"></a>
-<span class="sourceLineNo">383</span>  }<a name="line.383"></a>
-<span class="sourceLineNo">384</span>}<a name="line.384"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span>        // If newestTimestamps.get(host) is null, means that<a name="line.300"></a>
+<span class="sourceLineNo">301</span>        // either RS (host) has been restarted recently with different port number<a name="line.301"></a>
+<span class="sourceLineNo">302</span>        // or RS is down (was decommisioned). In any case, we treat this<a name="line.302"></a>
+<span class="sourceLineNo">303</span>        // log file as eligible for inclusion into incremental backup log list<a name="line.303"></a>
+<span class="sourceLineNo">304</span>        Long ts = newestTimestamps.get(host);<a name="line.304"></a>
+<span class="sourceLineNo">305</span>        if (ts ==  null) {<a name="line.305"></a>
+<span class="sourceLineNo">306</span>          LOG.warn("ORPHAN log found: " + log + " host=" + host);<a name="line.306"></a>
+<span class="sourceLineNo">307</span>          LOG.debug("Known hosts (from newestTimestamps):");<a name="line.307"></a>
+<span class="sourceLineNo">308</span>          for (String s: newestTimestamps.keySet()) {<a name="line.308"></a>
+<span class="sourceLineNo">309</span>            LOG.debug(s);<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>        if (ts == null || currentLogTS &gt; ts) {<a name="line.312"></a>
+<span class="sourceLineNo">313</span>          newestLogs.add(currentLogFile);<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>    }<a name="line.316"></a>
+<span class="sourceLineNo">317</span><a name="line.317"></a>
+<span class="sourceLineNo">318</span>    // Include the .oldlogs files too.<a name="line.318"></a>
+<span class="sourceLineNo">319</span>    FileStatus[] oldlogs = fs.listStatus(oldLogDir);<a name="line.319"></a>
+<span class="sourceLineNo">320</span>    for (FileStatus oldlog : oldlogs) {<a name="line.320"></a>
+<span class="sourceLineNo">321</span>      p = oldlog.getPath();<a name="line.321"></a>
+<span class="sourceLineNo">322</span>      currentLogFile = p.toString();<a name="line.322"></a>
+<span class="sourceLineNo">323</span>      if (AbstractFSWALProvider.isMetaFile(p)) {<a name="line.323"></a>
+<span class="sourceLineNo">324</span>        if (LOG.isDebugEnabled()) {<a name="line.324"></a>
+<span class="sourceLineNo">325</span>          LOG.debug("Skip .meta log file: " + currentLogFile);<a name="line.325"></a>
+<span class="sourceLineNo">326</span>        }<a name="line.326"></a>
+<span class="sourceLineNo">327</span>        continue;<a name="line.327"></a>
+<span class="sourceLineNo">328</span>      }<a name="line.328"></a>
+<span class="sourceLineNo">329</span>      host = BackupUtils.parseHostFromOldLog(p);<a name="line.329"></a>
+<span class="sourceLineNo">330</span>      if (host == null) {<a name="line.330"></a>
+<span class="sourceLineNo">331</span>        continue;<a name="line.331"></a>
+<span class="sourceLineNo">332</span>      }<a name="line.332"></a>
+<span class="sourceLineNo">333</span>      currentLogTS = BackupUtils.getCreationTime(p);<a name="line.333"></a>
+<span class="sourceLineNo">334</span>      oldTimeStamp = olderTimestamps.get(host);<a name="line.334"></a>
+<span class="sourceLineNo">335</span>      /*<a name="line.335"></a>
+<span class="sourceLineNo">336</span>       * It is possible that there is no old timestamp in backup system table for this host. At the<a name="line.336"></a>
+<span class="sourceLineNo">337</span>       * time of our last backup operation, this rs did not exist. The reason can be one of the two:<a name="line.337"></a>
+<span class="sourceLineNo">338</span>       * 1. The rs already left/crashed. Its logs were moved to .oldlogs. 2. The rs was added after<a name="line.338"></a>
+<span class="sourceLineNo">339</span>       * our last backup.<a name="line.339"></a>
+<span class="sourceLineNo">340</span>       */<a name="line.340"></a>
+<span class="sourceLineNo">341</span>      if (oldTimeStamp == null) {<a name="line.341"></a>
+<span class="sourceLineNo">342</span>        if (currentLogTS &lt; Long.parseLong(savedStartCode)) {<a name="line.342"></a>
+<span class="sourceLineNo">343</span>          // This log file is really old, its region server was before our last backup.<a name="line.343"></a>
+<span class="sourceLineNo">344</span>          continue;<a name="line.344"></a>
+<span class="sourceLineNo">345</span>        } else {<a name="line.345"></a>
+<span class="sourceLineNo">346</span>          resultLogFiles.add(currentLogFile);<a name="line.346"></a>
+<span class="sourceLineNo">347</span>        }<a name="line.347"></a>
+<span class="sourceLineNo">348</span>      } else if (currentLogTS &gt; oldTimeStamp) {<a name="line.348"></a>
+<span class="sourceLineNo">349</span>        resultLogFiles.add(currentLogFile);<a name="line.349"></a>
+<span class="sourceLineNo">350</span>      }<a name="line.350"></a>
+<span class="sourceLineNo">351</span><a name="line.351"></a>
+<span class="sourceLineNo">352</span>      // It is possible that a host in .oldlogs is an obsolete region server<a name="line.352"></a>
+<span class="sourceLineNo">353</span>      // so newestTimestamps.get(host) here can be null.<a name="line.353"></a>
+<span class="sourceLineNo">354</span>      // Even if these logs belong to a obsolete region server, we still need<a name="line.354"></a>
+<span class="sourceLineNo">355</span>      // to include they to avoid loss of edits for backup.<a name="line.355"></a>
+<span class="sourceLineNo">356</span>      Long newTimestamp = newestTimestamps.get(host);<a name="line.356"></a>
+<span class="sourceLineNo">357</span>      if (newTimestamp == null || currentLogTS &gt; newTimestamp) {<a name="line.357"></a>
+<span class="sourceLineNo">358</span>        newestLogs.add(currentLogFile);<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>    // remove newest log per host because they are still in use<a name="line.361"></a>
+<span class="sourceLineNo">362</span>    resultLogFiles.removeAll(newestLogs);<a name="line.362"></a>
+<span class="sourceLineNo">363</span>    return resultLogFiles;<a name="line.363"></a>
+<span class="sourceLineNo">364</span>  }<a name="line.364"></a>
+<span class="sourceLineNo">365</span><a name="line.365"></a>
+<span class="sourceLineNo">366</span>  static class NewestLogFilter implements PathFilter {<a name="line.366"></a>
+<span class="sourceLineNo">367</span>    private Long lastBackupTS = 0L;<a name="line.367"></a>
+<span class="sourceLineNo">368</span><a name="line.368"></a>
+<span class="sourceLineNo">369</span>    public NewestLogFilter() {<a name="line.369"></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>    protected void setLastBackupTS(Long ts) {<a name="line.372"></a>
+<span class="sourceLineNo">373</span>      this.lastBackupTS = ts;<a name="line.373"></a>
+<span class="sourceLineNo">374</span>    }<a name="line.374"></a>
+<span class="sourceLineNo">375</span><a name="line.375"></a>
+<span class="sourceLineNo">376</span>    @Override<a name="line.376"></a>
+<span class="sourceLineNo">377</span>    public boolean accept(Path path) {<a name="line.377"></a>
+<span class="sourceLineNo">378</span>      // skip meta table log -- ts.meta file<a name="line.378"></a>
+<span class="sourceLineNo">379</span>      if (AbstractFSWALProvider.isMetaFile(path)) {<a name="line.379"></a>
+<span class="sourceLineNo">380</span>        if (LOG.isDebugEnabled()) {<a name="line.380"></a>
+<span class="sourceLineNo">381</span>          LOG.debug("Skip .meta log file: " + path.getName());<a name="line.381"></a>
+<span class="sourceLineNo">382</span>        }<a name="line.382"></a>
+<span class="sourceLineNo">383</span>        return false;<a name="line.383"></a>
+<span class="sourceLineNo">384</span>      }<a name="line.384"></a>
+<span class="sourceLineNo">385</span>      long timestamp;<a name="line.385"></a>
+<span class="sourceLineNo">386</span>      try {<a name="line.386"></a>
+<span class="sourceLineNo">387</span>        timestamp = BackupUtils.getCreationTime(path);<a name="line.387"></a>
+<span class="sourceLineNo">388</span>        return timestamp &gt; lastBackupTS;<a name="line.388"></a>
+<span class="sourceLineNo">389</span>      } catch (Exception e) {<a name="line.389"></a>
+<span class="sourceLineNo">390</span>        LOG.warn("Cannot read timestamp of log file " + path);<a name="line.390"></a>
+<span class="sourceLineNo">391</span>        return false;<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>}<a name="line.395"></a>
 
 
 

http://git-wip-us.apache.org/repos/asf/hbase-site/blob/9b6ca5d1/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalBackupManager.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalBackupManager.html b/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalBackupManager.html
index 65bab27..81fc69e 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalBackupManager.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalBackupManager.html
@@ -304,92 +304,103 @@
 <span class="sourceLineNo">296</span>        currentLogFile = log.getPath().toString();<a name="line.296"></a>
 <span class="sourceLineNo">297</span>        resultLogFiles.add(currentLogFile);<a name="line.297"></a>
 <span class="sourceLineNo">298</span>        currentLogTS = BackupUtils.getCreationTime(log.getPath());<a name="line.298"></a>
-<span class="sourceLineNo">299</span>        // newestTimestamps is up-to-date with the current list of hosts<a name="line.299"></a>
-<span class="sourceLineNo">300</span>        // so newestTimestamps.get(host) will not be null.<a name="line.300"></a>
-<span class="sourceLineNo">301</span>        if (currentLogTS &gt; newestTimestamps.get(host)) {<a name="line.301"></a>
-<span class="sourceLineNo">302</span>          newestLogs.add(currentLogFile);<a name="line.302"></a>
-<span class="sourceLineNo">303</span>        }<a name="line.303"></a>
-<span class="sourceLineNo">304</span>      }<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>    // Include the .oldlogs files too.<a name="line.307"></a>
-<span class="sourceLineNo">308</span>    FileStatus[] oldlogs = fs.listStatus(oldLogDir);<a name="line.308"></a>
-<span class="sourceLineNo">309</span>    for (FileStatus oldlog : oldlogs) {<a name="line.309"></a>
-<span class="sourceLineNo">310</span>      p = oldlog.getPath();<a name="line.310"></a>
-<span class="sourceLineNo">311</span>      currentLogFile = p.toString();<a name="line.311"></a>
-<span class="sourceLineNo">312</span>      if (AbstractFSWALProvider.isMetaFile(p)) {<a name="line.312"></a>
-<span class="sourceLineNo">313</span>        if (LOG.isDebugEnabled()) {<a name="line.313"></a>
-<span class="sourceLineNo">314</span>          LOG.debug("Skip .meta log file: " + currentLogFile);<a name="line.314"></a>
-<span class="sourceLineNo">315</span>        }<a name="line.315"></a>
-<span class="sourceLineNo">316</span>        continue;<a name="line.316"></a>
-<span class="sourceLineNo">317</span>      }<a name="line.317"></a>
-<span class="sourceLineNo">318</span>      host = BackupUtils.parseHostFromOldLog(p);<a name="line.318"></a>
-<span class="sourceLineNo">319</span>      if (host == null) {<a name="line.319"></a>
-<span class="sourceLineNo">320</span>        continue;<a name="line.320"></a>
-<span class="sourceLineNo">321</span>      }<a name="line.321"></a>
-<span class="sourceLineNo">322</span>      currentLogTS = BackupUtils.getCreationTime(p);<a name="line.322"></a>
-<span class="sourceLineNo">323</span>      oldTimeStamp = olderTimestamps.get(host);<a name="line.323"></a>
-<span class="sourceLineNo">324</span>      /*<a name="line.324"></a>
-<span class="sourceLineNo">325</span>       * It is possible that there is no old timestamp in backup system table for this host. At the<a name="line.325"></a>
-<span class="sourceLineNo">326</span>       * time of our last backup operation, this rs did not exist. The reason can be one of the two:<a name="line.326"></a>
-<span class="sourceLineNo">327</span>       * 1. The rs already left/crashed. Its logs were moved to .oldlogs. 2. The rs was added after<a name="line.327"></a>
-<span class="sourceLineNo">328</span>       * our last backup.<a name="line.328"></a>
-<span class="sourceLineNo">329</span>       */<a name="line.329"></a>
-<span class="sourceLineNo">330</span>      if (oldTimeStamp == null) {<a name="line.330"></a>
-<span class="sourceLineNo">331</span>        if (currentLogTS &lt; Long.parseLong(savedStartCode)) {<a name="line.331"></a>
-<span class="sourceLineNo">332</span>          // This log file is really old, its region server was before our last backup.<a name="line.332"></a>
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+<span class="sourceLineNo">395</span>}<a name="line.395"></a>
 
 
 

http://git-wip-us.apache.org/repos/asf/hbase-site/blob/9b6ca5d1/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/BitSetNode.html
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diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/BitSetNode.html b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/BitSetNode.html
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--- /dev/null
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/BitSetNode.html
@@ -0,0 +1,469 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html lang="en">
+<head>
+<title>Source code</title>
+<link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style">
+</head>
+<body>
+<div class="sourceContainer">
+<pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a>
+<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
+<span class="sourceLineNo">003</span> * or more contributor license agreements.  See the NOTICE file<a name="line.3"></a>
+<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a>
+<span class="sourceLineNo">005</span> * regarding copyright ownership.  The ASF licenses this file<a name="line.5"></a>
+<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
+<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a>
+<span class="sourceLineNo">008</span> * with the License.  You may obtain a copy of the License at<a name="line.8"></a>
+<span class="sourceLineNo">009</span> *<a name="line.9"></a>
+<span class="sourceLineNo">010</span> *     http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
+<span class="sourceLineNo">011</span> *<a name="line.11"></a>
+<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
+<span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
+<span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
+<span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a>
+<span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a>
+<span class="sourceLineNo">017</span> */<a name="line.17"></a>
+<span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.procedure2.store;<a name="line.18"></a>
+<span class="sourceLineNo">019</span><a name="line.19"></a>
+<span class="sourceLineNo">020</span>import java.util.Arrays;<a name="line.20"></a>
+<span class="sourceLineNo">021</span>import org.apache.hadoop.hbase.procedure2.store.ProcedureStoreTracker.DeleteState;<a name="line.21"></a>
+<span class="sourceLineNo">022</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.22"></a>
+<span class="sourceLineNo">023</span><a name="line.23"></a>
+<span class="sourceLineNo">024</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ProcedureProtos;<a name="line.24"></a>
+<span class="sourceLineNo">025</span><a name="line.25"></a>
+<span class="sourceLineNo">026</span>/**<a name="line.26"></a>
+<span class="sourceLineNo">027</span> * A bitmap which can grow/merge with other {@link BitSetNode} (if certain conditions are met).<a name="line.27"></a>
+<span class="sourceLineNo">028</span> * Boundaries of bitmap are aligned to multiples of {@link BitSetNode#BITS_PER_WORD}. So the range<a name="line.28"></a>
+<span class="sourceLineNo">029</span> * of a {@link BitSetNode} is from [x * K, y * K) where x and y are integers, y &gt; x and K is<a name="line.29"></a>
+<span class="sourceLineNo">030</span> * BITS_PER_WORD.<a name="line.30"></a>
+<span class="sourceLineNo">031</span> * &lt;p/&gt;<a name="line.31"></a>
+<span class="sourceLineNo">032</span> * We have two main bit sets to describe the state of procedures, the meanings are:<a name="line.32"></a>
+<span class="sourceLineNo">033</span> *<a name="line.33"></a>
+<span class="sourceLineNo">034</span> * &lt;pre&gt;<a name="line.34"></a>
+<span class="sourceLineNo">035</span> *  ----------------------<a name="line.35"></a>
+<span class="sourceLineNo">036</span> * | modified | deleted |  meaning<a name="line.36"></a>
+<span class="sourceLineNo">037</span> * |     0    |   0     |  proc exists, but hasn't been updated since last resetUpdates().<a name="line.37"></a>
+<span class="sourceLineNo">038</span> * |     1    |   0     |  proc was updated (but not deleted).<a name="line.38"></a>
+<span class="sourceLineNo">039</span> * |     1    |   1     |  proc was deleted.<a name="line.39"></a>
+<span class="sourceLineNo">040</span> * |     0    |   1     |  proc doesn't exist (maybe never created, maybe deleted in past).<a name="line.40"></a>
+<span class="sourceLineNo">041</span> * ----------------------<a name="line.41"></a>
+<span class="sourceLineNo">042</span> * &lt;/pre&gt;<a name="line.42"></a>
+<span class="sourceLineNo">043</span> *<a name="line.43"></a>
+<span class="sourceLineNo">044</span> * The meaning of modified is that, we have modified the state of the procedure, no matter insert,<a name="line.44"></a>
+<span class="sourceLineNo">045</span> * update, or delete. And if it is an insert or update, we will set the deleted to 0, if not we will<a name="line.45"></a>
+<span class="sourceLineNo">046</span> * set the delete to 1.<a name="line.46"></a>
+<span class="sourceLineNo">047</span> * &lt;p/&gt;<a name="line.47"></a>
+<span class="sourceLineNo">048</span> * For a non-partial BitSetNode, the initial modified value is 0 and deleted value is 1. For the<a name="line.48"></a>
+<span class="sourceLineNo">049</span> * partial one, the initial modified value is 0 and the initial deleted value is also 0. In<a name="line.49"></a>
+<span class="sourceLineNo">050</span> * {@link #unsetPartialFlag()} we will reset the deleted to 1 if it is not modified.<a name="line.50"></a>
+<span class="sourceLineNo">051</span> */<a name="line.51"></a>
+<span class="sourceLineNo">052</span>@InterfaceAudience.Private<a name="line.52"></a>
+<span class="sourceLineNo">053</span>class BitSetNode {<a name="line.53"></a>
+<span class="sourceLineNo">054</span>  private static final long WORD_MASK = 0xffffffffffffffffL;<a name="line.54"></a>
+<span class="sourceLineNo">055</span>  private static final int ADDRESS_BITS_PER_WORD = 6;<a name="line.55"></a>
+<span class="sourceLineNo">056</span>  private static final int BITS_PER_WORD = 1 &lt;&lt; ADDRESS_BITS_PER_WORD;<a name="line.56"></a>
+<span class="sourceLineNo">057</span>  private static final int MAX_NODE_SIZE = 1 &lt;&lt; ADDRESS_BITS_PER_WORD;<a name="line.57"></a>
+<span class="sourceLineNo">058</span><a name="line.58"></a>
+<span class="sourceLineNo">059</span>  /**<a name="line.59"></a>
+<span class="sourceLineNo">060</span>   * Mimics {@link ProcedureStoreTracker#partial}. It will effect how we fill the new deleted bits<a name="line.60"></a>
+<span class="sourceLineNo">061</span>   * when growing.<a name="line.61"></a>
+<span class="sourceLineNo">062</span>   */<a name="line.62"></a>
+<span class="sourceLineNo">063</span>  private boolean partial;<a name="line.63"></a>
+<span class="sourceLineNo">064</span><a name="line.64"></a>
+<span class="sourceLineNo">065</span>  /**<a name="line.65"></a>
+<span class="sourceLineNo">066</span>   * Set of procedures which have been modified since last {@link #resetModified()}. Useful to track<a name="line.66"></a>
+<span class="sourceLineNo">067</span>   * procedures which have been modified since last WAL write.<a name="line.67"></a>
+<span class="sourceLineNo">068</span>   */<a name="line.68"></a>
+<span class="sourceLineNo">069</span>  private long[] modified;<a name="line.69"></a>
+<span class="sourceLineNo">070</span><a name="line.70"></a>
+<span class="sourceLineNo">071</span>  /**<a name="line.71"></a>
+<span class="sourceLineNo">072</span>   * Keeps track of procedure ids which belong to this bitmap's range and have been deleted. This<a name="line.72"></a>
+<span class="sourceLineNo">073</span>   * represents global state since it's not reset on WAL rolls.<a name="line.73"></a>
+<span class="sourceLineNo">074</span>   */<a name="line.74"></a>
+<span class="sourceLineNo">075</span>  private long[] deleted;<a name="line.75"></a>
+<span class="sourceLineNo">076</span>  /**<a name="line.76"></a>
+<span class="sourceLineNo">077</span>   * Offset of bitmap i.e. procedure id corresponding to first bit.<a name="line.77"></a>
+<span class="sourceLineNo">078</span>   */<a name="line.78"></a>
+<span class="sourceLineNo">079</span>  private long start;<a name="line.79"></a>
+<span class="sourceLineNo">080</span><a name="line.80"></a>
+<span class="sourceLineNo">081</span>  public void dump() {<a name="line.81"></a>
+<span class="sourceLineNo">082</span>    System.out.printf("%06d:%06d min=%d max=%d%n", getStart(), getEnd(), getActiveMinProcId(),<a name="line.82"></a>
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+<span class="sourceLineNo">321</span>  // ========================================================================<a name="line.321"></a>
+<span class="sourceLineNo">322</span>  public long getActiveMinProcId() {<a name="line.322"></a>
+<span class="sourceLineNo">323</span>    long minProcId = start;<a name="line.323"></a>
+<span class="sourceLineNo">324</span>    for (int i = 0; i &lt; deleted.length; ++i) {<a name="line.324"></a>
+<span class="sourceLineNo">325</span>      if (deleted[i] == 0) {<a name="line.325"></a>
+<span class="sourceLineNo">326</span>        return (minProcId);<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>      if (deleted[i] != WORD_MASK) {<a name="line.329"></a>
+<span class="sourceLineNo">330</span>        for (int j = 0; j &lt; BITS_PER_WORD; ++j) {<a name="line.330"></a>
+<span class="sourceLineNo">331</span>          if ((deleted[i] &amp; (1L &lt;&lt; j)) != 0) {<a name="line.331"></a>
+<span class="sourceLineNo">332</span>            return minProcId + j;<a name="line.332"></a>
+<span class="sourceLineNo">333</span>          }<a name="line.333"></a>
+<span class="sourceLineNo">334</span>        }<a name="line.334"></a>
+<span class="sourceLineNo">335</span>      }<a name="line.335"></a>
+<span class="sourceLineNo">336</span><a name="line.336"></a>
+<span class="sourceLineNo">337</span>      minProcId += BITS_PER_WORD;<a name="line.337"></a>
+<span class="sourceLineNo">338</span>    }<a name="line.338"></a>
+<span class="sourceLineNo">339</span>    return minProcId;<a name="line.339"></a>
+<span class="sourceLineNo">340</span>  }<a name="line.340"></a>
+<span class="sourceLineNo">341</span><a name="line.341"></a>
+<span class="sourceLineNo">342</span>  public long getActiveMaxProcId() {<a name="line.342"></a>
+<span class="sourceLineNo">343</span>    long maxProcId = getEnd();<a name="line.343"></a>
+<span class="sourceLineNo">344</span>    for (int i = deleted.length - 1; i &gt;= 0; --i) {<a name="line.344"></a>
+<span class="sourceLineNo">345</span>      if (deleted[i] == 0) {<a name="line.345"></a>
+<span class="sourceLineNo">346</span>        return maxProcId;<a name="line.346"></a>
+<span class="sourceLineNo">347</span>      }<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span>      if (deleted[i] != WORD_MASK) {<a name="line.349"></a>
+<span class="sourceLineNo">350</span>        for (int j = BITS_PER_WORD - 1; j &gt;= 0; --j) {<a name="line.350"></a>
+<span class="sourceLineNo">351</span>          if ((deleted[i] &amp; (1L &lt;&lt; j)) == 0) {<a name="line.351"></a>
+<span class="sourceLineNo">352</span>            return maxProcId - (BITS_PER_WORD - 1 - j);<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>
+<span class="sourceLineNo">355</span>      }<a name="line.355"></a>
+<span class="sourceLineNo">356</span>      maxProcId -= BITS_PER_WORD;<a name="line.356"></a>
+<span class="sourceLineNo">357</span>    }<a name="line.357"></a>
+<span class="sourceLineNo">358</span>    return maxProcId;<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>  // Bitmap Helpers<a name="line.362"></a>
+<span class="sourceLineNo">363</span>  // ========================================================================<a name="line.363"></a>
+<span class="sourceLineNo">364</span>  private int getBitmapIndex(final long procId) {<a name="line.364"></a>
+<span class="sourceLineNo">365</span>    return (int) (procId - start);<a name="line.365"></a>
+<span class="sourceLineNo">366</span>  }<a name="line.366"></a>
+<span class="sourceLineNo">367</span><a name="line.367"></a>
+<span class="sourceLineNo">368</span>  void updateState(long procId, boolean isDeleted) {<a name="line.368"></a>
+<span class="sourceLineNo">369</span>    int bitmapIndex = getBitmapIndex(procId);<a name="line.369"></a>
+<span class="sourceLineNo">370</span>    int wordIndex = bitmapIndex &gt;&gt; ADDRESS_BITS_PER_WORD;<a name="line.370"></a>
+<span class="sourceLineNo">371</span>    long value = (1L &lt;&lt; bitmapIndex);<a name="line.371"></a>
+<span class="sourceLineNo">372</span><a name="line.372"></a>
+<span class="sourceLineNo">373</span>    modified[wordIndex] |= value;<a name="line.373"></a>
+<span class="sourceLineNo">374</span>    if (isDeleted) {<a name="line.374"></a>
+<span class="sourceLineNo">375</span>      deleted[wordIndex] |= value;<a name="line.375"></a>
+<span class="sourceLineNo">376</span>    } else {<a name="line.376"></a>
+<span class="sourceLineNo">377</span>      deleted[wordIndex] &amp;= ~value;<a name="line.377"></a>
+<span class="sourceLineNo">378</span>    }<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>  // ========================================================================<a name="line.381"></a>
+<span class="sourceLineNo">382</span>  // Helpers<a name="line.382"></a>
+<span class="sourceLineNo">383</span>  // ========================================================================<a name="line.383"></a>
+<span class="sourceLineNo">384</span>  /**<a name="line.384"></a>
+<span class="sourceLineNo">385</span>   * @return upper boundary (aligned to multiple of BITS_PER_WORD) of bitmap range x belongs to.<a name="line.385"></a>
+<span class="sourceLineNo">386</span>   */<a name="line.386"></a>
+<span class="sourceLineNo">387</span>  private static long alignUp(final long x) {<a name="line.387"></a>
+<span class="sourceLineNo">388</span>    return (x + (BITS_PER_WORD - 1)) &amp; -BITS_PER_WORD;<a name="line.388"></a>
+<span class="sourceLineNo">389</span>  }<a name="line.389"></a>
+<span class="sourceLineNo">390</span><a name="line.390"></a>
+<span class="sourceLineNo">391</span>  /**<a name="line.391"></a>
+<span class="sourceLineNo">392</span>   * @return lower boundary (aligned to multiple of BITS_PER_WORD) of bitmap range x belongs to.<a name="line.392"></a>
+<span class="sourceLineNo">393</span>   */<a name="line.393"></a>
+<span class="sourceLineNo">394</span>  private static long alignDown(final long x) {<a name="line.394"></a>
+<span class="sourceLineNo">395</span>    return x &amp; -BITS_PER_WORD;<a name="line.395"></a>
+<span class="sourceLineNo">396</span>  }<a name="line.396"></a>
+<span class="sourceLineNo">397</span>}<a name="line.397"></a>
+
+
+
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+</pre>
+</div>
+</body>
+</html>

http://git-wip-us.apache.org/repos/asf/hbase-site/blob/9b6ca5d1/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/NoopProcedureStore.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/NoopProcedureStore.html b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/NoopProcedureStore.html
index d38cf4d..379f1f9 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/NoopProcedureStore.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/NoopProcedureStore.html
@@ -23,84 +23,83 @@
 <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a>
 <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a>
 <span class="sourceLineNo">017</span> */<a name="line.17"></a>
-<span class="sourceLineNo">018</span><a name="line.18"></a>
-<span class="sourceLineNo">019</span>package org.apache.hadoop.hbase.procedure2.store;<a name="line.19"></a>
-<span class="sourceLineNo">020</span><a name="line.20"></a>
-<span class="sourceLineNo">021</span>import java.io.IOException;<a name="line.21"></a>
-<span class="sourceLineNo">022</span><a name="line.22"></a>
-<span class="sourceLineNo">023</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.23"></a>
-<span class="sourceLineNo">024</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.24"></a>
-<span class="sourceLineNo">025</span><a name="line.25"></a>
-<span class="sourceLineNo">026</span>/**<a name="line.26"></a>
-<span class="sourceLineNo">027</span> * An In-Memory store that does not keep track of the procedures inserted.<a name="line.27"></a>
-<span class="sourceLineNo">028</span> */<a name="line.28"></a>
-<span class="sourceLineNo">029</span>@InterfaceAudience.Private<a name="line.29"></a>
-<span class="sourceLineNo">030</span>public class NoopProcedureStore extends ProcedureStoreBase {<a name="line.30"></a>
-<span class="sourceLineNo">031</span>  private int numThreads;<a name="line.31"></a>
-<span class="sourceLineNo">032</span><a name="line.32"></a>
-<span class="sourceLineNo">033</span>  @Override<a name="line.33"></a>
-<span class="sourceLineNo">034</span>  public void start(int numThreads) throws IOException {<a name="line.34"></a>
-<span class="sourceLineNo">035</span>    if (!setRunning(true)) {<a name="line.35"></a>
-<span class="sourceLineNo">036</span>      return;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>    }<a name="line.37"></a>
-<span class="sourceLineNo">038</span>    this.numThreads = numThreads;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>  }<a name="line.39"></a>
-<span class="sourceLineNo">040</span><a name="line.40"></a>
-<span class="sourceLineNo">041</span>  @Override<a name="line.41"></a>
-<span class="sourceLineNo">042</span>  public void stop(boolean abort) {<a name="line.42"></a>
-<span class="sourceLineNo">043</span>    setRunning(false);<a name="line.43"></a>
-<span class="sourceLineNo">044</span>  }<a name="line.44"></a>
-<span class="sourceLineNo">045</span><a name="line.45"></a>
-<span class="sourceLineNo">046</span>  @Override<a name="line.46"></a>
-<span class="sourceLineNo">047</span>  public void recoverLease() throws IOException {<a name="line.47"></a>
-<span class="sourceLineNo">048</span>    // no-op<a name="line.48"></a>
-<span class="sourceLineNo">049</span>  }<a name="line.49"></a>
-<span class="sourceLineNo">050</span><a name="line.50"></a>
-<span class="sourceLineNo">051</span>  @Override<a name="line.51"></a>
-<span class="sourceLineNo">052</span>  public int getNumThreads() {<a name="line.52"></a>
-<span class="sourceLineNo">053</span>    return numThreads;<a name="line.53"></a>
-<span class="sourceLineNo">054</span>  }<a name="line.54"></a>
-<span class="sourceLineNo">055</span><a name="line.55"></a>
-<span class="sourceLineNo">056</span>  @Override<a name="line.56"></a>
-<span class="sourceLineNo">057</span>  public int setRunningProcedureCount(final int count) {<a name="line.57"></a>
-<span class="sourceLineNo">058</span>    return count;<a name="line.58"></a>
-<span class="sourceLineNo">059</span>  }<a name="line.59"></a>
-<span class="sourceLineNo">060</span><a name="line.60"></a>
-<span class="sourceLineNo">061</span>  @Override<a name="line.61"></a>
-<span class="sourceLineNo">062</span>  public void load(final ProcedureLoader loader) throws IOException {<a name="line.62"></a>
-<span class="sourceLineNo">063</span>    loader.setMaxProcId(0);<a name="line.63"></a>
-<span class="sourceLineNo">064</span>  }<a name="line.64"></a>
-<span class="sourceLineNo">065</span><a name="line.65"></a>
-<span class="sourceLineNo">066</span>  @Override<a name="line.66"></a>
-<span class="sourceLineNo">067</span>  public void insert(Procedure proc, Procedure[] subprocs) {<a name="line.67"></a>
-<span class="sourceLineNo">068</span>    // no-op<a name="line.68"></a>
-<span class="sourceLineNo">069</span>  }<a name="line.69"></a>
-<span class="sourceLineNo">070</span><a name="line.70"></a>
-<span class="sourceLineNo">071</span>  @Override<a name="line.71"></a>
-<span class="sourceLineNo">072</span>  public void insert(Procedure[] proc) {<a name="line.72"></a>
-<span class="sourceLineNo">073</span>    // no-op<a name="line.73"></a>
-<span class="sourceLineNo">074</span>  }<a name="line.74"></a>
-<span class="sourceLineNo">075</span><a name="line.75"></a>
-<span class="sourceLineNo">076</span>  @Override<a name="line.76"></a>
-<span class="sourceLineNo">077</span>  public void update(Procedure proc) {<a name="line.77"></a>
-<span class="sourceLineNo">078</span>    // no-op<a name="line.78"></a>
-<span class="sourceLineNo">079</span>  }<a name="line.79"></a>
-<span class="sourceLineNo">080</span><a name="line.80"></a>
-<span class="sourceLineNo">081</span>  @Override<a name="line.81"></a>
-<span class="sourceLineNo">082</span>  public void delete(long procId) {<a name="line.82"></a>
-<span class="sourceLineNo">083</span>    // no-op<a name="line.83"></a>
-<span class="sourceLineNo">084</span>  }<a name="line.84"></a>
-<span class="sourceLineNo">085</span><a name="line.85"></a>
-<span class="sourceLineNo">086</span>  @Override<a name="line.86"></a>
-<span class="sourceLineNo">087</span>  public void delete(Procedure proc, long[] subprocs) {<a name="line.87"></a>
-<span class="sourceLineNo">088</span>    // no-op<a name="line.88"></a>
-<span class="sourceLineNo">089</span>  }<a name="line.89"></a>
-<span class="sourceLineNo">090</span><a name="line.90"></a>
-<span class="sourceLineNo">091</span>  @Override<a name="line.91"></a>
-<span class="sourceLineNo">092</span>  public void delete(long[] procIds, int offset, int count) {<a name="line.92"></a>
-<span class="sourceLineNo">093</span>    // no-op<a name="line.93"></a>
-<span class="sourceLineNo">094</span>  }<a name="line.94"></a>
-<span class="sourceLineNo">095</span>}<a name="line.95"></a>
+<span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.procedure2.store;<a name="line.18"></a>
+<span class="sourceLineNo">019</span><a name="line.19"></a>
+<span class="sourceLineNo">020</span>import java.io.IOException;<a name="line.20"></a>
+<span class="sourceLineNo">021</span><a name="line.21"></a>
+<span class="sourceLineNo">022</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.22"></a>
+<span class="sourceLineNo">023</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.23"></a>
+<span class="sourceLineNo">024</span><a name="line.24"></a>
+<span class="sourceLineNo">025</span>/**<a name="line.25"></a>
+<span class="sourceLineNo">026</span> * An In-Memory store that does not keep track of the procedures inserted.<a name="line.26"></a>
+<span class="sourceLineNo">027</span> */<a name="line.27"></a>
+<span class="sourceLineNo">028</span>@InterfaceAudience.Private<a name="line.28"></a>
+<span class="sourceLineNo">029</span>public class NoopProcedureStore extends ProcedureStoreBase {<a name="line.29"></a>
+<span class="sourceLineNo">030</span>  private int numThreads;<a name="line.30"></a>
+<span class="sourceLineNo">031</span><a name="line.31"></a>
+<span class="sourceLineNo">032</span>  @Override<a name="line.32"></a>
+<span class="sourceLineNo">033</span>  public void start(int numThreads) throws IOException {<a name="line.33"></a>
+<span class="sourceLineNo">034</span>    if (!setRunning(true)) {<a name="line.34"></a>
+<span class="sourceLineNo">035</span>      return;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>    }<a name="line.36"></a>
+<span class="sourceLineNo">037</span>    this.numThreads = numThreads;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>  }<a name="line.38"></a>
+<span class="sourceLineNo">039</span><a name="line.39"></a>
+<span class="sourceLineNo">040</span>  @Override<a name="line.40"></a>
+<span class="sourceLineNo">041</span>  public void stop(boolean abort) {<a name="line.41"></a>
+<span class="sourceLineNo">042</span>    setRunning(false);<a name="line.42"></a>
+<span class="sourceLineNo">043</span>  }<a name="line.43"></a>
+<span class="sourceLineNo">044</span><a name="line.44"></a>
+<span class="sourceLineNo">045</span>  @Override<a name="line.45"></a>
+<span class="sourceLineNo">046</span>  public void recoverLease() throws IOException {<a name="line.46"></a>
+<span class="sourceLineNo">047</span>    // no-op<a name="line.47"></a>
+<span class="sourceLineNo">048</span>  }<a name="line.48"></a>
+<span class="sourceLineNo">049</span><a name="line.49"></a>
+<span class="sourceLineNo">050</span>  @Override<a name="line.50"></a>
+<span class="sourceLineNo">051</span>  public int getNumThreads() {<a name="line.51"></a>
+<span class="sourceLineNo">052</span>    return numThreads;<a name="line.52"></a>
+<span class="sourceLineNo">053</span>  }<a name="line.53"></a>
+<span class="sourceLineNo">054</span><a name="line.54"></a>
+<span class="sourceLineNo">055</span>  @Override<a name="line.55"></a>
+<span class="sourceLineNo">056</span>  public int setRunningProcedureCount(final int count) {<a name="line.56"></a>
+<span class="sourceLineNo">057</span>    return count;<a name="line.57"></a>
+<span class="sourceLineNo">058</span>  }<a name="line.58"></a>
+<span class="sourceLineNo">059</span><a name="line.59"></a>
+<span class="sourceLineNo">060</span>  @Override<a name="line.60"></a>
+<span class="sourceLineNo">061</span>  public void load(final ProcedureLoader loader) throws IOException {<a name="line.61"></a>
+<span class="sourceLineNo">062</span>    loader.setMaxProcId(0);<a name="line.62"></a>
+<span class="sourceLineNo">063</span>  }<a name="line.63"></a>
+<span class="sourceLineNo">064</span><a name="line.64"></a>
+<span class="sourceLineNo">065</span>  @Override<a name="line.65"></a>
+<span class="sourceLineNo">066</span>  public void insert(Procedure&lt;?&gt; proc, Procedure&lt;?&gt;[] subprocs) {<a name="line.66"></a>
+<span class="sourceLineNo">067</span>    // no-op<a name="line.67"></a>
+<span class="sourceLineNo">068</span>  }<a name="line.68"></a>
+<span class="sourceLineNo">069</span><a name="line.69"></a>
+<span class="sourceLineNo">070</span>  @Override<a name="line.70"></a>
+<span class="sourceLineNo">071</span>  public void insert(Procedure&lt;?&gt;[] proc) {<a name="line.71"></a>
+<span class="sourceLineNo">072</span>    // no-op<a name="line.72"></a>
+<span class="sourceLineNo">073</span>  }<a name="line.73"></a>
+<span class="sourceLineNo">074</span><a name="line.74"></a>
+<span class="sourceLineNo">075</span>  @Override<a name="line.75"></a>
+<span class="sourceLineNo">076</span>  public void update(Procedure&lt;?&gt; proc) {<a name="line.76"></a>
+<span class="sourceLineNo">077</span>    // no-op<a name="line.77"></a>
+<span class="sourceLineNo">078</span>  }<a name="line.78"></a>
+<span class="sourceLineNo">079</span><a name="line.79"></a>
+<span class="sourceLineNo">080</span>  @Override<a name="line.80"></a>
+<span class="sourceLineNo">081</span>  public void delete(long procId) {<a name="line.81"></a>
+<span class="sourceLineNo">082</span>    // no-op<a name="line.82"></a>
+<span class="sourceLineNo">083</span>  }<a name="line.83"></a>
+<span class="sourceLineNo">084</span><a name="line.84"></a>
+<span class="sourceLineNo">085</span>  @Override<a name="line.85"></a>
+<span class="sourceLineNo">086</span>  public void delete(Procedure&lt;?&gt; proc, long[] subprocs) {<a name="line.86"></a>
+<span class="sourceLineNo">087</span>    // no-op<a name="line.87"></a>
+<span class="sourceLineNo">088</span>  }<a name="line.88"></a>
+<span class="sourceLineNo">089</span><a name="line.89"></a>
+<span class="sourceLineNo">090</span>  @Override<a name="line.90"></a>
+<span class="sourceLineNo">091</span>  public void delete(long[] procIds, int offset, int count) {<a name="line.91"></a>
+<span class="sourceLineNo">092</span>    // no-op<a name="line.92"></a>
+<span class="sourceLineNo">093</span>  }<a name="line.93"></a>
+<span class="sourceLineNo">094</span>}<a name="line.94"></a>