http://git-wip-us.apache.org/repos/asf/hbase-site/blob/c635e71b/devapidocs/src-html/org/apache/hadoop/hbase/HConstants.Modify.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/HConstants.Modify.html b/devapidocs/src-html/org/apache/hadoop/hbase/HConstants.Modify.html index 8adbacb..ac13492 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/HConstants.Modify.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/HConstants.Modify.html @@ -315,1063 +315,1070 @@ <span class="sourceLineNo">307</span> /** Default HBase client operation timeout, which is tantamount to a blocking call */<a name="line.307"></a> <span class="sourceLineNo">308</span> public static final int DEFAULT_HBASE_CLIENT_OPERATION_TIMEOUT = 1200000;<a name="line.308"></a> <span class="sourceLineNo">309</span><a name="line.309"></a> -<span class="sourceLineNo">310</span> /** Used to construct the name of the log directory for a region server */<a name="line.310"></a> -<span class="sourceLineNo">311</span> public static final String HREGION_LOGDIR_NAME = "WALs";<a name="line.311"></a> -<span class="sourceLineNo">312</span><a name="line.312"></a> -<span class="sourceLineNo">313</span> /** Used to construct the name of the splitlog directory for a region server */<a name="line.313"></a> -<span class="sourceLineNo">314</span> public static final String SPLIT_LOGDIR_NAME = "splitWAL";<a name="line.314"></a> -<span class="sourceLineNo">315</span><a name="line.315"></a> -<span class="sourceLineNo">316</span> /** Like the previous, but for old logs that are about to be deleted */<a name="line.316"></a> -<span class="sourceLineNo">317</span> public static final String HREGION_OLDLOGDIR_NAME = "oldWALs";<a name="line.317"></a> -<span class="sourceLineNo">318</span><a name="line.318"></a> -<span class="sourceLineNo">319</span> /** Staging dir used by bulk load */<a name="line.319"></a> -<span class="sourceLineNo">320</span> public static final String BULKLOAD_STAGING_DIR_NAME = "staging";<a name="line.320"></a> -<span class="sourceLineNo">321</span><a name="line.321"></a> -<span class="sourceLineNo">322</span> public static final String CORRUPT_DIR_NAME = "corrupt";<a name="line.322"></a> -<span class="sourceLineNo">323</span><a name="line.323"></a> -<span class="sourceLineNo">324</span> /** Used by HBCK to sideline backup data */<a name="line.324"></a> -<span class="sourceLineNo">325</span> public static final String HBCK_SIDELINEDIR_NAME = ".hbck";<a name="line.325"></a> -<span class="sourceLineNo">326</span><a name="line.326"></a> -<span class="sourceLineNo">327</span> /** Any artifacts left from migration can be moved here */<a name="line.327"></a> -<span class="sourceLineNo">328</span> public static final String MIGRATION_NAME = ".migration";<a name="line.328"></a> -<span class="sourceLineNo">329</span><a name="line.329"></a> -<span class="sourceLineNo">330</span> /**<a name="line.330"></a> -<span class="sourceLineNo">331</span> * The directory from which co-processor/custom filter jars can be loaded<a name="line.331"></a> -<span class="sourceLineNo">332</span> * dynamically by the region servers. This value can be overridden by the<a name="line.332"></a> -<span class="sourceLineNo">333</span> * hbase.dynamic.jars.dir config.<a name="line.333"></a> -<span class="sourceLineNo">334</span> */<a name="line.334"></a> -<span class="sourceLineNo">335</span> public static final String LIB_DIR = "lib";<a name="line.335"></a> +<span class="sourceLineNo">310</span> /** Parameter name for HBase client meta replica scan call timeout. */<a name="line.310"></a> +<span class="sourceLineNo">311</span> public static final String HBASE_CLIENT_MEAT_REPLICA_SCAN_TIMEOUT =<a name="line.311"></a> +<span class="sourceLineNo">312</span> "hbase.client.meta.replica.scan.timeout";<a name="line.312"></a> +<span class="sourceLineNo">313</span><a name="line.313"></a> +<span class="sourceLineNo">314</span> /** Default HBase client meta replica scan call timeout, 1 second */<a name="line.314"></a> +<span class="sourceLineNo">315</span> public static final int HBASE_CLIENT_MEAT_REPLICA_SCAN_TIMEOUT_DEFAULT = 1000000;<a name="line.315"></a> +<span class="sourceLineNo">316</span><a name="line.316"></a> +<span class="sourceLineNo">317</span> /** Used to construct the name of the log directory for a region server */<a name="line.317"></a> +<span class="sourceLineNo">318</span> public static final String HREGION_LOGDIR_NAME = "WALs";<a name="line.318"></a> +<span class="sourceLineNo">319</span><a name="line.319"></a> +<span class="sourceLineNo">320</span> /** Used to construct the name of the splitlog directory for a region server */<a name="line.320"></a> +<span class="sourceLineNo">321</span> public static final String SPLIT_LOGDIR_NAME = "splitWAL";<a name="line.321"></a> +<span class="sourceLineNo">322</span><a name="line.322"></a> +<span class="sourceLineNo">323</span> /** Like the previous, but for old logs that are about to be deleted */<a name="line.323"></a> +<span class="sourceLineNo">324</span> public static final String HREGION_OLDLOGDIR_NAME = "oldWALs";<a name="line.324"></a> +<span class="sourceLineNo">325</span><a name="line.325"></a> +<span class="sourceLineNo">326</span> /** Staging dir used by bulk load */<a name="line.326"></a> +<span class="sourceLineNo">327</span> public static final String BULKLOAD_STAGING_DIR_NAME = "staging";<a name="line.327"></a> +<span class="sourceLineNo">328</span><a name="line.328"></a> +<span class="sourceLineNo">329</span> public static final String CORRUPT_DIR_NAME = "corrupt";<a name="line.329"></a> +<span class="sourceLineNo">330</span><a name="line.330"></a> +<span class="sourceLineNo">331</span> /** Used by HBCK to sideline backup data */<a name="line.331"></a> +<span class="sourceLineNo">332</span> public static final String HBCK_SIDELINEDIR_NAME = ".hbck";<a name="line.332"></a> +<span class="sourceLineNo">333</span><a name="line.333"></a> +<span class="sourceLineNo">334</span> /** Any artifacts left from migration can be moved here */<a name="line.334"></a> +<span class="sourceLineNo">335</span> public static final String MIGRATION_NAME = ".migration";<a name="line.335"></a> <span class="sourceLineNo">336</span><a name="line.336"></a> -<span class="sourceLineNo">337</span> /** Used to construct the name of the compaction directory during compaction */<a name="line.337"></a> -<span class="sourceLineNo">338</span> public static final String HREGION_COMPACTIONDIR_NAME = "compaction.dir";<a name="line.338"></a> -<span class="sourceLineNo">339</span><a name="line.339"></a> -<span class="sourceLineNo">340</span> /** Conf key for the max file size after which we split the region */<a name="line.340"></a> -<span class="sourceLineNo">341</span> public static final String HREGION_MAX_FILESIZE =<a name="line.341"></a> -<span class="sourceLineNo">342</span> "hbase.hregion.max.filesize";<a name="line.342"></a> +<span class="sourceLineNo">337</span> /**<a name="line.337"></a> +<span class="sourceLineNo">338</span> * The directory from which co-processor/custom filter jars can be loaded<a name="line.338"></a> +<span class="sourceLineNo">339</span> * dynamically by the region servers. This value can be overridden by the<a name="line.339"></a> +<span class="sourceLineNo">340</span> * hbase.dynamic.jars.dir config.<a name="line.340"></a> +<span class="sourceLineNo">341</span> */<a name="line.341"></a> +<span class="sourceLineNo">342</span> public static final String LIB_DIR = "lib";<a name="line.342"></a> <span class="sourceLineNo">343</span><a name="line.343"></a> -<span class="sourceLineNo">344</span> /** Default maximum file size */<a name="line.344"></a> -<span class="sourceLineNo">345</span> public static final long DEFAULT_MAX_FILE_SIZE = 10 * 1024 * 1024 * 1024L;<a name="line.345"></a> +<span class="sourceLineNo">344</span> /** Used to construct the name of the compaction directory during compaction */<a name="line.344"></a> +<span class="sourceLineNo">345</span> public static final String HREGION_COMPACTIONDIR_NAME = "compaction.dir";<a name="line.345"></a> <span class="sourceLineNo">346</span><a name="line.346"></a> -<span class="sourceLineNo">347</span> /**<a name="line.347"></a> -<span class="sourceLineNo">348</span> * Max size of single row for Get's or Scan's without in-row scanning flag set.<a name="line.348"></a> -<span class="sourceLineNo">349</span> */<a name="line.349"></a> -<span class="sourceLineNo">350</span> public static final String TABLE_MAX_ROWSIZE_KEY = "hbase.table.max.rowsize";<a name="line.350"></a> -<span class="sourceLineNo">351</span><a name="line.351"></a> -<span class="sourceLineNo">352</span> /**<a name="line.352"></a> -<span class="sourceLineNo">353</span> * Default max row size (1 Gb).<a name="line.353"></a> -<span class="sourceLineNo">354</span> */<a name="line.354"></a> -<span class="sourceLineNo">355</span> public static final long TABLE_MAX_ROWSIZE_DEFAULT = 1024 * 1024 * 1024L;<a name="line.355"></a> -<span class="sourceLineNo">356</span><a name="line.356"></a> -<span class="sourceLineNo">357</span> /**<a name="line.357"></a> -<span class="sourceLineNo">358</span> * The max number of threads used for opening and closing stores or store<a name="line.358"></a> -<span class="sourceLineNo">359</span> * files in parallel<a name="line.359"></a> -<span class="sourceLineNo">360</span> */<a name="line.360"></a> -<span class="sourceLineNo">361</span> public static final String HSTORE_OPEN_AND_CLOSE_THREADS_MAX =<a name="line.361"></a> -<span class="sourceLineNo">362</span> "hbase.hstore.open.and.close.threads.max";<a name="line.362"></a> +<span class="sourceLineNo">347</span> /** Conf key for the max file size after which we split the region */<a name="line.347"></a> +<span class="sourceLineNo">348</span> public static final String HREGION_MAX_FILESIZE =<a name="line.348"></a> +<span class="sourceLineNo">349</span> "hbase.hregion.max.filesize";<a name="line.349"></a> +<span class="sourceLineNo">350</span><a name="line.350"></a> +<span class="sourceLineNo">351</span> /** Default maximum file size */<a name="line.351"></a> +<span class="sourceLineNo">352</span> public static final long DEFAULT_MAX_FILE_SIZE = 10 * 1024 * 1024 * 1024L;<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> * Max size of single row for Get's or Scan's without in-row scanning flag set.<a name="line.355"></a> +<span class="sourceLineNo">356</span> */<a name="line.356"></a> +<span class="sourceLineNo">357</span> public static final String TABLE_MAX_ROWSIZE_KEY = "hbase.table.max.rowsize";<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> * Default max row size (1 Gb).<a name="line.360"></a> +<span class="sourceLineNo">361</span> */<a name="line.361"></a> +<span class="sourceLineNo">362</span> public static final long TABLE_MAX_ROWSIZE_DEFAULT = 1024 * 1024 * 1024L;<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> * The default number for the max number of threads used for opening and<a name="line.365"></a> -<span class="sourceLineNo">366</span> * closing stores or store files in parallel<a name="line.366"></a> +<span class="sourceLineNo">365</span> * The max number of threads used for opening and closing stores or store<a name="line.365"></a> +<span class="sourceLineNo">366</span> * files in parallel<a name="line.366"></a> <span class="sourceLineNo">367</span> */<a name="line.367"></a> -<span class="sourceLineNo">368</span> public static final int DEFAULT_HSTORE_OPEN_AND_CLOSE_THREADS_MAX = 1;<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> * Block updates if memstore has hbase.hregion.memstore.block.multiplier<a name="line.371"></a> -<span class="sourceLineNo">372</span> * times hbase.hregion.memstore.flush.size bytes. Useful preventing<a name="line.372"></a> -<span class="sourceLineNo">373</span> * runaway memstore during spikes in update traffic.<a name="line.373"></a> +<span class="sourceLineNo">368</span> public static final String HSTORE_OPEN_AND_CLOSE_THREADS_MAX =<a name="line.368"></a> +<span class="sourceLineNo">369</span> "hbase.hstore.open.and.close.threads.max";<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> * The default number for the max number of threads used for opening and<a name="line.372"></a> +<span class="sourceLineNo">373</span> * closing stores or store files in parallel<a name="line.373"></a> <span class="sourceLineNo">374</span> */<a name="line.374"></a> -<span class="sourceLineNo">375</span> public static final String HREGION_MEMSTORE_BLOCK_MULTIPLIER =<a name="line.375"></a> -<span class="sourceLineNo">376</span> "hbase.hregion.memstore.block.multiplier";<a name="line.376"></a> -<span class="sourceLineNo">377</span><a name="line.377"></a> -<span class="sourceLineNo">378</span> /**<a name="line.378"></a> -<span class="sourceLineNo">379</span> * Default value for hbase.hregion.memstore.block.multiplier<a name="line.379"></a> -<span class="sourceLineNo">380</span> */<a name="line.380"></a> -<span class="sourceLineNo">381</span> public static final int DEFAULT_HREGION_MEMSTORE_BLOCK_MULTIPLIER = 4;<a name="line.381"></a> -<span class="sourceLineNo">382</span><a name="line.382"></a> -<span class="sourceLineNo">383</span> /** Conf key for the memstore size at which we flush the memstore */<a name="line.383"></a> -<span class="sourceLineNo">384</span> public static final String HREGION_MEMSTORE_FLUSH_SIZE =<a name="line.384"></a> -<span class="sourceLineNo">385</span> "hbase.hregion.memstore.flush.size";<a name="line.385"></a> -<span class="sourceLineNo">386</span><a name="line.386"></a> -<span class="sourceLineNo">387</span> public static final String HREGION_EDITS_REPLAY_SKIP_ERRORS =<a name="line.387"></a> -<span class="sourceLineNo">388</span> "hbase.hregion.edits.replay.skip.errors";<a name="line.388"></a> +<span class="sourceLineNo">375</span> public static final int DEFAULT_HSTORE_OPEN_AND_CLOSE_THREADS_MAX = 1;<a name="line.375"></a> +<span class="sourceLineNo">376</span><a name="line.376"></a> +<span class="sourceLineNo">377</span> /**<a name="line.377"></a> +<span class="sourceLineNo">378</span> * Block updates if memstore has hbase.hregion.memstore.block.multiplier<a name="line.378"></a> +<span class="sourceLineNo">379</span> * times hbase.hregion.memstore.flush.size bytes. Useful preventing<a name="line.379"></a> +<span class="sourceLineNo">380</span> * runaway memstore during spikes in update traffic.<a name="line.380"></a> +<span class="sourceLineNo">381</span> */<a name="line.381"></a> +<span class="sourceLineNo">382</span> public static final String HREGION_MEMSTORE_BLOCK_MULTIPLIER =<a name="line.382"></a> +<span class="sourceLineNo">383</span> "hbase.hregion.memstore.block.multiplier";<a name="line.383"></a> +<span class="sourceLineNo">384</span><a name="line.384"></a> +<span class="sourceLineNo">385</span> /**<a name="line.385"></a> +<span class="sourceLineNo">386</span> * Default value for hbase.hregion.memstore.block.multiplier<a name="line.386"></a> +<span class="sourceLineNo">387</span> */<a name="line.387"></a> +<span class="sourceLineNo">388</span> public static final int DEFAULT_HREGION_MEMSTORE_BLOCK_MULTIPLIER = 4;<a name="line.388"></a> <span class="sourceLineNo">389</span><a name="line.389"></a> -<span class="sourceLineNo">390</span> public static final boolean DEFAULT_HREGION_EDITS_REPLAY_SKIP_ERRORS =<a name="line.390"></a> -<span class="sourceLineNo">391</span> false;<a name="line.391"></a> -<span class="sourceLineNo">392</span><a name="line.392"></a> -<span class="sourceLineNo">393</span> /** Maximum value length, enforced on KeyValue construction */<a name="line.393"></a> -<span class="sourceLineNo">394</span> public static final int MAXIMUM_VALUE_LENGTH = Integer.MAX_VALUE - 1;<a name="line.394"></a> -<span class="sourceLineNo">395</span><a name="line.395"></a> -<span class="sourceLineNo">396</span> /** name of the file for unique cluster ID */<a name="line.396"></a> -<span class="sourceLineNo">397</span> public static final String CLUSTER_ID_FILE_NAME = "hbase.id";<a name="line.397"></a> -<span class="sourceLineNo">398</span><a name="line.398"></a> -<span class="sourceLineNo">399</span> /** Default value for cluster ID */<a name="line.399"></a> -<span class="sourceLineNo">400</span> public static final String CLUSTER_ID_DEFAULT = "default-cluster";<a name="line.400"></a> -<span class="sourceLineNo">401</span><a name="line.401"></a> -<span class="sourceLineNo">402</span> /** Parameter name for # days to keep MVCC values during a major compaction */<a name="line.402"></a> -<span class="sourceLineNo">403</span> public static final String KEEP_SEQID_PERIOD = "hbase.hstore.compaction.keep.seqId.period";<a name="line.403"></a> -<span class="sourceLineNo">404</span> /** At least to keep MVCC values in hfiles for 5 days */<a name="line.404"></a> -<span class="sourceLineNo">405</span> public static final int MIN_KEEP_SEQID_PERIOD = 5;<a name="line.405"></a> -<span class="sourceLineNo">406</span><a name="line.406"></a> -<span class="sourceLineNo">407</span> // Always store the location of the root table's HRegion.<a name="line.407"></a> -<span class="sourceLineNo">408</span> // This HRegion is never split.<a name="line.408"></a> -<span class="sourceLineNo">409</span><a name="line.409"></a> -<span class="sourceLineNo">410</span> // region name = table + startkey + regionid. This is the row key.<a name="line.410"></a> -<span class="sourceLineNo">411</span> // each row in the root and meta tables describes exactly 1 region<a name="line.411"></a> -<span class="sourceLineNo">412</span> // Do we ever need to know all the information that we are storing?<a name="line.412"></a> +<span class="sourceLineNo">390</span> /** Conf key for the memstore size at which we flush the memstore */<a name="line.390"></a> +<span class="sourceLineNo">391</span> public static final String HREGION_MEMSTORE_FLUSH_SIZE =<a name="line.391"></a> +<span class="sourceLineNo">392</span> "hbase.hregion.memstore.flush.size";<a name="line.392"></a> +<span class="sourceLineNo">393</span><a name="line.393"></a> +<span class="sourceLineNo">394</span> public static final String HREGION_EDITS_REPLAY_SKIP_ERRORS =<a name="line.394"></a> +<span class="sourceLineNo">395</span> "hbase.hregion.edits.replay.skip.errors";<a name="line.395"></a> +<span class="sourceLineNo">396</span><a name="line.396"></a> +<span class="sourceLineNo">397</span> public static final boolean DEFAULT_HREGION_EDITS_REPLAY_SKIP_ERRORS =<a name="line.397"></a> +<span class="sourceLineNo">398</span> false;<a name="line.398"></a> +<span class="sourceLineNo">399</span><a name="line.399"></a> +<span class="sourceLineNo">400</span> /** Maximum value length, enforced on KeyValue construction */<a name="line.400"></a> +<span class="sourceLineNo">401</span> public static final int MAXIMUM_VALUE_LENGTH = Integer.MAX_VALUE - 1;<a name="line.401"></a> +<span class="sourceLineNo">402</span><a name="line.402"></a> +<span class="sourceLineNo">403</span> /** name of the file for unique cluster ID */<a name="line.403"></a> +<span class="sourceLineNo">404</span> public static final String CLUSTER_ID_FILE_NAME = "hbase.id";<a name="line.404"></a> +<span class="sourceLineNo">405</span><a name="line.405"></a> +<span class="sourceLineNo">406</span> /** Default value for cluster ID */<a name="line.406"></a> +<span class="sourceLineNo">407</span> public static final String CLUSTER_ID_DEFAULT = "default-cluster";<a name="line.407"></a> +<span class="sourceLineNo">408</span><a name="line.408"></a> +<span class="sourceLineNo">409</span> /** Parameter name for # days to keep MVCC values during a major compaction */<a name="line.409"></a> +<span class="sourceLineNo">410</span> public static final String KEEP_SEQID_PERIOD = "hbase.hstore.compaction.keep.seqId.period";<a name="line.410"></a> +<span class="sourceLineNo">411</span> /** At least to keep MVCC values in hfiles for 5 days */<a name="line.411"></a> +<span class="sourceLineNo">412</span> public static final int MIN_KEEP_SEQID_PERIOD = 5;<a name="line.412"></a> <span class="sourceLineNo">413</span><a name="line.413"></a> -<span class="sourceLineNo">414</span> // Note that the name of the root table starts with "-" and the name of the<a name="line.414"></a> -<span class="sourceLineNo">415</span> // meta table starts with "." Why? it's a trick. It turns out that when we<a name="line.415"></a> -<span class="sourceLineNo">416</span> // store region names in memory, we use a SortedMap. Since "-" sorts before<a name="line.416"></a> -<span class="sourceLineNo">417</span> // "." (and since no other table name can start with either of these<a name="line.417"></a> -<span class="sourceLineNo">418</span> // characters, the root region will always be the first entry in such a Map,<a name="line.418"></a> -<span class="sourceLineNo">419</span> // followed by all the meta regions (which will be ordered by their starting<a name="line.419"></a> -<span class="sourceLineNo">420</span> // row key as well), followed by all user tables. So when the Master is<a name="line.420"></a> -<span class="sourceLineNo">421</span> // choosing regions to assign, it will always choose the root region first,<a name="line.421"></a> -<span class="sourceLineNo">422</span> // followed by the meta regions, followed by user regions. Since the root<a name="line.422"></a> -<span class="sourceLineNo">423</span> // and meta regions always need to be on-line, this ensures that they will<a name="line.423"></a> -<span class="sourceLineNo">424</span> // be the first to be reassigned if the server(s) they are being served by<a name="line.424"></a> -<span class="sourceLineNo">425</span> // should go down.<a name="line.425"></a> -<span class="sourceLineNo">426</span><a name="line.426"></a> -<span class="sourceLineNo">427</span><a name="line.427"></a> -<span class="sourceLineNo">428</span> /**<a name="line.428"></a> -<span class="sourceLineNo">429</span> * The hbase:meta table's name.<a name="line.429"></a> -<span class="sourceLineNo">430</span> * @deprecated For upgrades of 0.94 to 0.96<a name="line.430"></a> -<span class="sourceLineNo">431</span> */<a name="line.431"></a> -<span class="sourceLineNo">432</span> @Deprecated // for compat from 0.94 -> 0.96.<a name="line.432"></a> -<span class="sourceLineNo">433</span> public static final byte[] META_TABLE_NAME = TableName.META_TABLE_NAME.getName();<a name="line.433"></a> +<span class="sourceLineNo">414</span> // Always store the location of the root table's HRegion.<a name="line.414"></a> +<span class="sourceLineNo">415</span> // This HRegion is never split.<a name="line.415"></a> +<span class="sourceLineNo">416</span><a name="line.416"></a> +<span class="sourceLineNo">417</span> // region name = table + startkey + regionid. This is the row key.<a name="line.417"></a> +<span class="sourceLineNo">418</span> // each row in the root and meta tables describes exactly 1 region<a name="line.418"></a> +<span class="sourceLineNo">419</span> // Do we ever need to know all the information that we are storing?<a name="line.419"></a> +<span class="sourceLineNo">420</span><a name="line.420"></a> +<span class="sourceLineNo">421</span> // Note that the name of the root table starts with "-" and the name of the<a name="line.421"></a> +<span class="sourceLineNo">422</span> // meta table starts with "." Why? it's a trick. It turns out that when we<a name="line.422"></a> +<span class="sourceLineNo">423</span> // store region names in memory, we use a SortedMap. Since "-" sorts before<a name="line.423"></a> +<span class="sourceLineNo">424</span> // "." (and since no other table name can start with either of these<a name="line.424"></a> +<span class="sourceLineNo">425</span> // characters, the root region will always be the first entry in such a Map,<a name="line.425"></a> +<span class="sourceLineNo">426</span> // followed by all the meta regions (which will be ordered by their starting<a name="line.426"></a> +<span class="sourceLineNo">427</span> // row key as well), followed by all user tables. So when the Master is<a name="line.427"></a> +<span class="sourceLineNo">428</span> // choosing regions to assign, it will always choose the root region first,<a name="line.428"></a> +<span class="sourceLineNo">429</span> // followed by the meta regions, followed by user regions. Since the root<a name="line.429"></a> +<span class="sourceLineNo">430</span> // and meta regions always need to be on-line, this ensures that they will<a name="line.430"></a> +<span class="sourceLineNo">431</span> // be the first to be reassigned if the server(s) they are being served by<a name="line.431"></a> +<span class="sourceLineNo">432</span> // should go down.<a name="line.432"></a> +<span class="sourceLineNo">433</span><a name="line.433"></a> <span class="sourceLineNo">434</span><a name="line.434"></a> -<span class="sourceLineNo">435</span> public static final String BASE_NAMESPACE_DIR = "data";<a name="line.435"></a> -<span class="sourceLineNo">436</span><a name="line.436"></a> -<span class="sourceLineNo">437</span> /** delimiter used between portions of a region name */<a name="line.437"></a> -<span class="sourceLineNo">438</span> public static final int META_ROW_DELIMITER = ',';<a name="line.438"></a> -<span class="sourceLineNo">439</span><a name="line.439"></a> -<span class="sourceLineNo">440</span> /** The catalog family as a string*/<a name="line.440"></a> -<span class="sourceLineNo">441</span> public static final String CATALOG_FAMILY_STR = "info";<a name="line.441"></a> -<span class="sourceLineNo">442</span><a name="line.442"></a> -<span class="sourceLineNo">443</span> /** The catalog family */<a name="line.443"></a> -<span class="sourceLineNo">444</span> public static final byte [] CATALOG_FAMILY = Bytes.toBytes(CATALOG_FAMILY_STR);<a name="line.444"></a> -<span class="sourceLineNo">445</span><a name="line.445"></a> -<span class="sourceLineNo">446</span> /** The replication barrier family as a string*/<a name="line.446"></a> -<span class="sourceLineNo">447</span> public static final String REPLICATION_BARRIER_FAMILY_STR = "rep_barrier";<a name="line.447"></a> -<span class="sourceLineNo">448</span><a name="line.448"></a> -<span class="sourceLineNo">449</span> /** The replication barrier family */<a name="line.449"></a> -<span class="sourceLineNo">450</span> public static final byte [] REPLICATION_BARRIER_FAMILY =<a name="line.450"></a> -<span class="sourceLineNo">451</span> Bytes.toBytes(REPLICATION_BARRIER_FAMILY_STR);<a name="line.451"></a> +<span class="sourceLineNo">435</span> /**<a name="line.435"></a> +<span class="sourceLineNo">436</span> * The hbase:meta table's name.<a name="line.436"></a> +<span class="sourceLineNo">437</span> * @deprecated For upgrades of 0.94 to 0.96<a name="line.437"></a> +<span class="sourceLineNo">438</span> */<a name="line.438"></a> +<span class="sourceLineNo">439</span> @Deprecated // for compat from 0.94 -> 0.96.<a name="line.439"></a> +<span class="sourceLineNo">440</span> public static final byte[] META_TABLE_NAME = TableName.META_TABLE_NAME.getName();<a name="line.440"></a> +<span class="sourceLineNo">441</span><a name="line.441"></a> +<span class="sourceLineNo">442</span> public static final String BASE_NAMESPACE_DIR = "data";<a name="line.442"></a> +<span class="sourceLineNo">443</span><a name="line.443"></a> +<span class="sourceLineNo">444</span> /** delimiter used between portions of a region name */<a name="line.444"></a> +<span class="sourceLineNo">445</span> public static final int META_ROW_DELIMITER = ',';<a name="line.445"></a> +<span class="sourceLineNo">446</span><a name="line.446"></a> +<span class="sourceLineNo">447</span> /** The catalog family as a string*/<a name="line.447"></a> +<span class="sourceLineNo">448</span> public static final String CATALOG_FAMILY_STR = "info";<a name="line.448"></a> +<span class="sourceLineNo">449</span><a name="line.449"></a> +<span class="sourceLineNo">450</span> /** The catalog family */<a name="line.450"></a> +<span class="sourceLineNo">451</span> public static final byte [] CATALOG_FAMILY = Bytes.toBytes(CATALOG_FAMILY_STR);<a name="line.451"></a> <span class="sourceLineNo">452</span><a name="line.452"></a> -<span class="sourceLineNo">453</span> /** The replication position family as a string*/<a name="line.453"></a> -<span class="sourceLineNo">454</span> public static final String REPLICATION_POSITION_FAMILY_STR = "rep_position";<a name="line.454"></a> +<span class="sourceLineNo">453</span> /** The replication barrier family as a string*/<a name="line.453"></a> +<span class="sourceLineNo">454</span> public static final String REPLICATION_BARRIER_FAMILY_STR = "rep_barrier";<a name="line.454"></a> <span class="sourceLineNo">455</span><a name="line.455"></a> -<span class="sourceLineNo">456</span> /** The replication position family */<a name="line.456"></a> -<span class="sourceLineNo">457</span> public static final byte [] REPLICATION_POSITION_FAMILY =<a name="line.457"></a> -<span class="sourceLineNo">458</span> Bytes.toBytes(REPLICATION_POSITION_FAMILY_STR);<a name="line.458"></a> +<span class="sourceLineNo">456</span> /** The replication barrier family */<a name="line.456"></a> +<span class="sourceLineNo">457</span> public static final byte [] REPLICATION_BARRIER_FAMILY =<a name="line.457"></a> +<span class="sourceLineNo">458</span> Bytes.toBytes(REPLICATION_BARRIER_FAMILY_STR);<a name="line.458"></a> <span class="sourceLineNo">459</span><a name="line.459"></a> -<span class="sourceLineNo">460</span> /** The replication meta family as a string*/<a name="line.460"></a> -<span class="sourceLineNo">461</span> public static final String REPLICATION_META_FAMILY_STR = "rep_meta";<a name="line.461"></a> +<span class="sourceLineNo">460</span> /** The replication position family as a string*/<a name="line.460"></a> +<span class="sourceLineNo">461</span> public static final String REPLICATION_POSITION_FAMILY_STR = "rep_position";<a name="line.461"></a> <span class="sourceLineNo">462</span><a name="line.462"></a> -<span class="sourceLineNo">463</span> /** The replication meta family */<a name="line.463"></a> -<span class="sourceLineNo">464</span> public static final byte [] REPLICATION_META_FAMILY =<a name="line.464"></a> -<span class="sourceLineNo">465</span> Bytes.toBytes(REPLICATION_META_FAMILY_STR);<a name="line.465"></a> +<span class="sourceLineNo">463</span> /** The replication position family */<a name="line.463"></a> +<span class="sourceLineNo">464</span> public static final byte [] REPLICATION_POSITION_FAMILY =<a name="line.464"></a> +<span class="sourceLineNo">465</span> Bytes.toBytes(REPLICATION_POSITION_FAMILY_STR);<a name="line.465"></a> <span class="sourceLineNo">466</span><a name="line.466"></a> -<span class="sourceLineNo">467</span> /** The RegionInfo qualifier as a string */<a name="line.467"></a> -<span class="sourceLineNo">468</span> public static final String REGIONINFO_QUALIFIER_STR = "regioninfo";<a name="line.468"></a> +<span class="sourceLineNo">467</span> /** The replication meta family as a string*/<a name="line.467"></a> +<span class="sourceLineNo">468</span> public static final String REPLICATION_META_FAMILY_STR = "rep_meta";<a name="line.468"></a> <span class="sourceLineNo">469</span><a name="line.469"></a> -<span class="sourceLineNo">470</span> /** The regioninfo column qualifier */<a name="line.470"></a> -<span class="sourceLineNo">471</span> public static final byte [] REGIONINFO_QUALIFIER = Bytes.toBytes(REGIONINFO_QUALIFIER_STR);<a name="line.471"></a> -<span class="sourceLineNo">472</span><a name="line.472"></a> -<span class="sourceLineNo">473</span> /** The server column qualifier */<a name="line.473"></a> -<span class="sourceLineNo">474</span> public static final String SERVER_QUALIFIER_STR = "server";<a name="line.474"></a> -<span class="sourceLineNo">475</span> /** The server column qualifier */<a name="line.475"></a> -<span class="sourceLineNo">476</span> public static final byte [] SERVER_QUALIFIER = Bytes.toBytes(SERVER_QUALIFIER_STR);<a name="line.476"></a> -<span class="sourceLineNo">477</span><a name="line.477"></a> -<span class="sourceLineNo">478</span> /** The startcode column qualifier */<a name="line.478"></a> -<span class="sourceLineNo">479</span> public static final String STARTCODE_QUALIFIER_STR = "serverstartcode";<a name="line.479"></a> -<span class="sourceLineNo">480</span> /** The startcode column qualifier */<a name="line.480"></a> -<span class="sourceLineNo">481</span> public static final byte [] STARTCODE_QUALIFIER = Bytes.toBytes(STARTCODE_QUALIFIER_STR);<a name="line.481"></a> -<span class="sourceLineNo">482</span><a name="line.482"></a> -<span class="sourceLineNo">483</span> /** The open seqnum column qualifier */<a name="line.483"></a> -<span class="sourceLineNo">484</span> public static final String SEQNUM_QUALIFIER_STR = "seqnumDuringOpen";<a name="line.484"></a> -<span class="sourceLineNo">485</span> /** The open seqnum column qualifier */<a name="line.485"></a> -<span class="sourceLineNo">486</span> public static final byte [] SEQNUM_QUALIFIER = Bytes.toBytes(SEQNUM_QUALIFIER_STR);<a name="line.486"></a> -<span class="sourceLineNo">487</span><a name="line.487"></a> -<span class="sourceLineNo">488</span> /** The state column qualifier */<a name="line.488"></a> -<span class="sourceLineNo">489</span> public static final String STATE_QUALIFIER_STR = "state";<a name="line.489"></a> -<span class="sourceLineNo">490</span><a name="line.490"></a> -<span class="sourceLineNo">491</span> public static final byte [] STATE_QUALIFIER = Bytes.toBytes(STATE_QUALIFIER_STR);<a name="line.491"></a> -<span class="sourceLineNo">492</span><a name="line.492"></a> -<span class="sourceLineNo">493</span> /**<a name="line.493"></a> -<span class="sourceLineNo">494</span> * The serverName column qualifier. Its the server where the region is<a name="line.494"></a> -<span class="sourceLineNo">495</span> * transitioning on, while column server is the server where the region is<a name="line.495"></a> -<span class="sourceLineNo">496</span> * opened on. They are the same when the region is in state OPEN.<a name="line.496"></a> -<span class="sourceLineNo">497</span> */<a name="line.497"></a> -<span class="sourceLineNo">498</span> public static final String SERVERNAME_QUALIFIER_STR = "sn";<a name="line.498"></a> +<span class="sourceLineNo">470</span> /** The replication meta family */<a name="line.470"></a> +<span class="sourceLineNo">471</span> public static final byte [] REPLICATION_META_FAMILY =<a name="line.471"></a> +<span class="sourceLineNo">472</span> Bytes.toBytes(REPLICATION_META_FAMILY_STR);<a name="line.472"></a> +<span class="sourceLineNo">473</span><a name="line.473"></a> +<span class="sourceLineNo">474</span> /** The RegionInfo qualifier as a string */<a name="line.474"></a> +<span class="sourceLineNo">475</span> public static final String REGIONINFO_QUALIFIER_STR = "regioninfo";<a name="line.475"></a> +<span class="sourceLineNo">476</span><a name="line.476"></a> +<span class="sourceLineNo">477</span> /** The regioninfo column qualifier */<a name="line.477"></a> +<span class="sourceLineNo">478</span> public static final byte [] REGIONINFO_QUALIFIER = Bytes.toBytes(REGIONINFO_QUALIFIER_STR);<a name="line.478"></a> +<span class="sourceLineNo">479</span><a name="line.479"></a> +<span class="sourceLineNo">480</span> /** The server column qualifier */<a name="line.480"></a> +<span class="sourceLineNo">481</span> public static final String SERVER_QUALIFIER_STR = "server";<a name="line.481"></a> +<span class="sourceLineNo">482</span> /** The server column qualifier */<a name="line.482"></a> +<span class="sourceLineNo">483</span> public static final byte [] SERVER_QUALIFIER = Bytes.toBytes(SERVER_QUALIFIER_STR);<a name="line.483"></a> +<span class="sourceLineNo">484</span><a name="line.484"></a> +<span class="sourceLineNo">485</span> /** The startcode column qualifier */<a name="line.485"></a> +<span class="sourceLineNo">486</span> public static final String STARTCODE_QUALIFIER_STR = "serverstartcode";<a name="line.486"></a> +<span class="sourceLineNo">487</span> /** The startcode column qualifier */<a name="line.487"></a> +<span class="sourceLineNo">488</span> public static final byte [] STARTCODE_QUALIFIER = Bytes.toBytes(STARTCODE_QUALIFIER_STR);<a name="line.488"></a> +<span class="sourceLineNo">489</span><a name="line.489"></a> +<span class="sourceLineNo">490</span> /** The open seqnum column qualifier */<a name="line.490"></a> +<span class="sourceLineNo">491</span> public static final String SEQNUM_QUALIFIER_STR = "seqnumDuringOpen";<a name="line.491"></a> +<span class="sourceLineNo">492</span> /** The open seqnum column qualifier */<a name="line.492"></a> +<span class="sourceLineNo">493</span> public static final byte [] SEQNUM_QUALIFIER = Bytes.toBytes(SEQNUM_QUALIFIER_STR);<a name="line.493"></a> +<span class="sourceLineNo">494</span><a name="line.494"></a> +<span class="sourceLineNo">495</span> /** The state column qualifier */<a name="line.495"></a> +<span class="sourceLineNo">496</span> public static final String STATE_QUALIFIER_STR = "state";<a name="line.496"></a> +<span class="sourceLineNo">497</span><a name="line.497"></a> +<span class="sourceLineNo">498</span> public static final byte [] STATE_QUALIFIER = Bytes.toBytes(STATE_QUALIFIER_STR);<a name="line.498"></a> <span class="sourceLineNo">499</span><a name="line.499"></a> -<span class="sourceLineNo">500</span> public static final byte [] SERVERNAME_QUALIFIER = Bytes.toBytes(SERVERNAME_QUALIFIER_STR);<a name="line.500"></a> -<span class="sourceLineNo">501</span><a name="line.501"></a> -<span class="sourceLineNo">502</span> /** The lower-half split region column qualifier */<a name="line.502"></a> -<span class="sourceLineNo">503</span> public static final byte [] SPLITA_QUALIFIER = Bytes.toBytes("splitA");<a name="line.503"></a> -<span class="sourceLineNo">504</span><a name="line.504"></a> -<span class="sourceLineNo">505</span> /** The upper-half split region column qualifier */<a name="line.505"></a> -<span class="sourceLineNo">506</span> public static final byte [] SPLITB_QUALIFIER = Bytes.toBytes("splitB");<a name="line.506"></a> -<span class="sourceLineNo">507</span><a name="line.507"></a> -<span class="sourceLineNo">508</span> /** The lower-half merge region column qualifier */<a name="line.508"></a> -<span class="sourceLineNo">509</span> public static final byte[] MERGEA_QUALIFIER = Bytes.toBytes("mergeA");<a name="line.509"></a> -<span class="sourceLineNo">510</span><a name="line.510"></a> -<span class="sourceLineNo">511</span> /** The upper-half merge region column qualifier */<a name="line.511"></a> -<span class="sourceLineNo">512</span> public static final byte[] MERGEB_QUALIFIER = Bytes.toBytes("mergeB");<a name="line.512"></a> -<span class="sourceLineNo">513</span><a name="line.513"></a> -<span class="sourceLineNo">514</span> /** The catalog family as a string*/<a name="line.514"></a> -<span class="sourceLineNo">515</span> public static final String TABLE_FAMILY_STR = "table";<a name="line.515"></a> -<span class="sourceLineNo">516</span><a name="line.516"></a> -<span class="sourceLineNo">517</span> /** The catalog family */<a name="line.517"></a> -<span class="sourceLineNo">518</span> public static final byte [] TABLE_FAMILY = Bytes.toBytes(TABLE_FAMILY_STR);<a name="line.518"></a> -<span class="sourceLineNo">519</span><a name="line.519"></a> -<span class="sourceLineNo">520</span> /** The serialized table state qualifier */<a name="line.520"></a> -<span class="sourceLineNo">521</span> public static final byte[] TABLE_STATE_QUALIFIER = Bytes.toBytes("state");<a name="line.521"></a> -<span class="sourceLineNo">522</span><a name="line.522"></a> +<span class="sourceLineNo">500</span> /**<a name="line.500"></a> +<span class="sourceLineNo">501</span> * The serverName column qualifier. Its the server where the region is<a name="line.501"></a> +<span class="sourceLineNo">502</span> * transitioning on, while column server is the server where the region is<a name="line.502"></a> +<span class="sourceLineNo">503</span> * opened on. They are the same when the region is in state OPEN.<a name="line.503"></a> +<span class="sourceLineNo">504</span> */<a name="line.504"></a> +<span class="sourceLineNo">505</span> public static final String SERVERNAME_QUALIFIER_STR = "sn";<a name="line.505"></a> +<span class="sourceLineNo">506</span><a name="line.506"></a> +<span class="sourceLineNo">507</span> public static final byte [] SERVERNAME_QUALIFIER = Bytes.toBytes(SERVERNAME_QUALIFIER_STR);<a name="line.507"></a> +<span class="sourceLineNo">508</span><a name="line.508"></a> +<span class="sourceLineNo">509</span> /** The lower-half split region column qualifier */<a name="line.509"></a> +<span class="sourceLineNo">510</span> public static final byte [] SPLITA_QUALIFIER = Bytes.toBytes("splitA");<a name="line.510"></a> +<span class="sourceLineNo">511</span><a name="line.511"></a> +<span class="sourceLineNo">512</span> /** The upper-half split region column qualifier */<a name="line.512"></a> +<span class="sourceLineNo">513</span> public static final byte [] SPLITB_QUALIFIER = Bytes.toBytes("splitB");<a name="line.513"></a> +<span class="sourceLineNo">514</span><a name="line.514"></a> +<span class="sourceLineNo">515</span> /** The lower-half merge region column qualifier */<a name="line.515"></a> +<span class="sourceLineNo">516</span> public static final byte[] MERGEA_QUALIFIER = Bytes.toBytes("mergeA");<a name="line.516"></a> +<span class="sourceLineNo">517</span><a name="line.517"></a> +<span class="sourceLineNo">518</span> /** The upper-half merge region column qualifier */<a name="line.518"></a> +<span class="sourceLineNo">519</span> public static final byte[] MERGEB_QUALIFIER = Bytes.toBytes("mergeB");<a name="line.519"></a> +<span class="sourceLineNo">520</span><a name="line.520"></a> +<span class="sourceLineNo">521</span> /** The catalog family as a string*/<a name="line.521"></a> +<span class="sourceLineNo">522</span> public static final String TABLE_FAMILY_STR = "table";<a name="line.522"></a> <span class="sourceLineNo">523</span><a name="line.523"></a> -<span class="sourceLineNo">524</span> /**<a name="line.524"></a> -<span class="sourceLineNo">525</span> * The meta table version column qualifier.<a name="line.525"></a> -<span class="sourceLineNo">526</span> * We keep current version of the meta table in this column in <code>-ROOT-</code><a name="line.526"></a> -<span class="sourceLineNo">527</span> * table: i.e. in the 'info:v' column.<a name="line.527"></a> -<span class="sourceLineNo">528</span> */<a name="line.528"></a> -<span class="sourceLineNo">529</span> public static final byte [] META_VERSION_QUALIFIER = Bytes.toBytes("v");<a name="line.529"></a> +<span class="sourceLineNo">524</span> /** The catalog family */<a name="line.524"></a> +<span class="sourceLineNo">525</span> public static final byte [] TABLE_FAMILY = Bytes.toBytes(TABLE_FAMILY_STR);<a name="line.525"></a> +<span class="sourceLineNo">526</span><a name="line.526"></a> +<span class="sourceLineNo">527</span> /** The serialized table state qualifier */<a name="line.527"></a> +<span class="sourceLineNo">528</span> public static final byte[] TABLE_STATE_QUALIFIER = Bytes.toBytes("state");<a name="line.528"></a> +<span class="sourceLineNo">529</span><a name="line.529"></a> <span class="sourceLineNo">530</span><a name="line.530"></a> <span class="sourceLineNo">531</span> /**<a name="line.531"></a> -<span class="sourceLineNo">532</span> * The current version of the meta table.<a name="line.532"></a> -<span class="sourceLineNo">533</span> * - pre-hbase 0.92. There is no META_VERSION column in the root table<a name="line.533"></a> -<span class="sourceLineNo">534</span> * in this case. The meta has HTableDescriptor serialized into the HRegionInfo;<a name="line.534"></a> -<span class="sourceLineNo">535</span> * - version 0 is 0.92 and 0.94. Meta data has serialized HRegionInfo's using<a name="line.535"></a> -<span class="sourceLineNo">536</span> * Writable serialization, and HRegionInfo's does not contain HTableDescriptors.<a name="line.536"></a> -<span class="sourceLineNo">537</span> * - version 1 for 0.96+ keeps HRegionInfo data structures, but changes the<a name="line.537"></a> -<span class="sourceLineNo">538</span> * byte[] serialization from Writables to Protobuf.<a name="line.538"></a> -<span class="sourceLineNo">539</span> * See HRegionInfo.VERSION<a name="line.539"></a> -<span class="sourceLineNo">540</span> */<a name="line.540"></a> -<span class="sourceLineNo">541</span> public static final short META_VERSION = 1;<a name="line.541"></a> -<span class="sourceLineNo">542</span><a name="line.542"></a> -<span class="sourceLineNo">543</span> // Other constants<a name="line.543"></a> -<span class="sourceLineNo">544</span><a name="line.544"></a> -<span class="sourceLineNo">545</span> /**<a name="line.545"></a> -<span class="sourceLineNo">546</span> * An empty instance.<a name="line.546"></a> +<span class="sourceLineNo">532</span> * The meta table version column qualifier.<a name="line.532"></a> +<span class="sourceLineNo">533</span> * We keep current version of the meta table in this column in <code>-ROOT-</code><a name="line.533"></a> +<span class="sourceLineNo">534</span> * table: i.e. in the 'info:v' column.<a name="line.534"></a> +<span class="sourceLineNo">535</span> */<a name="line.535"></a> +<span class="sourceLineNo">536</span> public static final byte [] META_VERSION_QUALIFIER = Bytes.toBytes("v");<a name="line.536"></a> +<span class="sourceLineNo">537</span><a name="line.537"></a> +<span class="sourceLineNo">538</span> /**<a name="line.538"></a> +<span class="sourceLineNo">539</span> * The current version of the meta table.<a name="line.539"></a> +<span class="sourceLineNo">540</span> * - pre-hbase 0.92. There is no META_VERSION column in the root table<a name="line.540"></a> +<span class="sourceLineNo">541</span> * in this case. The meta has HTableDescriptor serialized into the HRegionInfo;<a name="line.541"></a> +<span class="sourceLineNo">542</span> * - version 0 is 0.92 and 0.94. Meta data has serialized HRegionInfo's using<a name="line.542"></a> +<span class="sourceLineNo">543</span> * Writable serialization, and HRegionInfo's does not contain HTableDescriptors.<a name="line.543"></a> +<span class="sourceLineNo">544</span> * - version 1 for 0.96+ keeps HRegionInfo data structures, but changes the<a name="line.544"></a> +<span class="sourceLineNo">545</span> * byte[] serialization from Writables to Protobuf.<a name="line.545"></a> +<span class="sourceLineNo">546</span> * See HRegionInfo.VERSION<a name="line.546"></a> <span class="sourceLineNo">547</span> */<a name="line.547"></a> -<span class="sourceLineNo">548</span> public static final byte [] EMPTY_BYTE_ARRAY = new byte [0];<a name="line.548"></a> +<span class="sourceLineNo">548</span> public static final short META_VERSION = 1;<a name="line.548"></a> <span class="sourceLineNo">549</span><a name="line.549"></a> -<span class="sourceLineNo">550</span> public static final ByteBuffer EMPTY_BYTE_BUFFER = ByteBuffer.wrap(EMPTY_BYTE_ARRAY);<a name="line.550"></a> +<span class="sourceLineNo">550</span> // Other constants<a name="line.550"></a> <span class="sourceLineNo">551</span><a name="line.551"></a> <span class="sourceLineNo">552</span> /**<a name="line.552"></a> -<span class="sourceLineNo">553</span> * Used by scanners, etc when they want to start at the beginning of a region<a name="line.553"></a> +<span class="sourceLineNo">553</span> * An empty instance.<a name="line.553"></a> <span class="sourceLineNo">554</span> */<a name="line.554"></a> -<span class="sourceLineNo">555</span> public static final byte [] EMPTY_START_ROW = EMPTY_BYTE_ARRAY;<a name="line.555"></a> +<span class="sourceLineNo">555</span> public static final byte [] EMPTY_BYTE_ARRAY = new byte [0];<a name="line.555"></a> <span class="sourceLineNo">556</span><a name="line.556"></a> -<span class="sourceLineNo">557</span> /**<a name="line.557"></a> -<span class="sourceLineNo">558</span> * Last row in a table.<a name="line.558"></a> -<span class="sourceLineNo">559</span> */<a name="line.559"></a> -<span class="sourceLineNo">560</span> public static final byte [] EMPTY_END_ROW = EMPTY_START_ROW;<a name="line.560"></a> -<span class="sourceLineNo">561</span><a name="line.561"></a> -<span class="sourceLineNo">562</span> /**<a name="line.562"></a> -<span class="sourceLineNo">563</span> * Used by scanners and others when they're trying to detect the end of a<a name="line.563"></a> -<span class="sourceLineNo">564</span> * table<a name="line.564"></a> -<span class="sourceLineNo">565</span> */<a name="line.565"></a> -<span class="sourceLineNo">566</span> public static final byte [] LAST_ROW = EMPTY_BYTE_ARRAY;<a name="line.566"></a> -<span class="sourceLineNo">567</span><a name="line.567"></a> -<span class="sourceLineNo">568</span> /**<a name="line.568"></a> -<span class="sourceLineNo">569</span> * Max length a row can have because of the limitation in TFile.<a name="line.569"></a> -<span class="sourceLineNo">570</span> */<a name="line.570"></a> -<span class="sourceLineNo">571</span> public static final int MAX_ROW_LENGTH = Short.MAX_VALUE;<a name="line.571"></a> -<span class="sourceLineNo">572</span><a name="line.572"></a> -<span class="sourceLineNo">573</span> /**<a name="line.573"></a> -<span class="sourceLineNo">574</span> * Timestamp to use when we want to refer to the latest cell.<a name="line.574"></a> -<span class="sourceLineNo">575</span> * This is the timestamp sent by clients when no timestamp is specified on<a name="line.575"></a> -<span class="sourceLineNo">576</span> * commit.<a name="line.576"></a> +<span class="sourceLineNo">557</span> public static final ByteBuffer EMPTY_BYTE_BUFFER = ByteBuffer.wrap(EMPTY_BYTE_ARRAY);<a name="line.557"></a> +<span class="sourceLineNo">558</span><a name="line.558"></a> +<span class="sourceLineNo">559</span> /**<a name="line.559"></a> +<span class="sourceLineNo">560</span> * Used by scanners, etc when they want to start at the beginning of a region<a name="line.560"></a> +<span class="sourceLineNo">561</span> */<a name="line.561"></a> +<span class="sourceLineNo">562</span> public static final byte [] EMPTY_START_ROW = EMPTY_BYTE_ARRAY;<a name="line.562"></a> +<span class="sourceLineNo">563</span><a name="line.563"></a> +<span class="sourceLineNo">564</span> /**<a name="line.564"></a> +<span class="sourceLineNo">565</span> * Last row in a table.<a name="line.565"></a> +<span class="sourceLineNo">566</span> */<a name="line.566"></a> +<span class="sourceLineNo">567</span> public static final byte [] EMPTY_END_ROW = EMPTY_START_ROW;<a name="line.567"></a> +<span class="sourceLineNo">568</span><a name="line.568"></a> +<span class="sourceLineNo">569</span> /**<a name="line.569"></a> +<span class="sourceLineNo">570</span> * Used by scanners and others when they're trying to detect the end of a<a name="line.570"></a> +<span class="sourceLineNo">571</span> * table<a name="line.571"></a> +<span class="sourceLineNo">572</span> */<a name="line.572"></a> +<span class="sourceLineNo">573</span> public static final byte [] LAST_ROW = EMPTY_BYTE_ARRAY;<a name="line.573"></a> +<span class="sourceLineNo">574</span><a name="line.574"></a> +<span class="sourceLineNo">575</span> /**<a name="line.575"></a> +<span class="sourceLineNo">576</span> * Max length a row can have because of the limitation in TFile.<a name="line.576"></a> <span class="sourceLineNo">577</span> */<a name="line.577"></a> -<span class="sourceLineNo">578</span> public static final long LATEST_TIMESTAMP = Long.MAX_VALUE;<a name="line.578"></a> +<span class="sourceLineNo">578</span> public static final int MAX_ROW_LENGTH = Short.MAX_VALUE;<a name="line.578"></a> <span class="sourceLineNo">579</span><a name="line.579"></a> <span class="sourceLineNo">580</span> /**<a name="line.580"></a> -<span class="sourceLineNo">581</span> * Timestamp to use when we want to refer to the oldest cell.<a name="line.581"></a> -<span class="sourceLineNo">582</span> * Special! Used in fake Cells only. Should never be the timestamp on an actual Cell returned to<a name="line.582"></a> -<span class="sourceLineNo">583</span> * a client.<a name="line.583"></a> -<span class="sourceLineNo">584</span> * @deprecated Should not be public since hbase-1.3.0. For internal use only. Move internal to<a name="line.584"></a> -<span class="sourceLineNo">585</span> * Scanners flagged as special timestamp value never to be returned as timestamp on a Cell.<a name="line.585"></a> -<span class="sourceLineNo">586</span> */<a name="line.586"></a> -<span class="sourceLineNo">587</span> @Deprecated<a name="line.587"></a> -<span class="sourceLineNo">588</span> public static final long OLDEST_TIMESTAMP = Long.MIN_VALUE;<a name="line.588"></a> -<span class="sourceLineNo">589</span><a name="line.589"></a> -<span class="sourceLineNo">590</span> /**<a name="line.590"></a> -<span class="sourceLineNo">591</span> * LATEST_TIMESTAMP in bytes form<a name="line.591"></a> -<span class="sourceLineNo">592</span> */<a name="line.592"></a> -<span class="sourceLineNo">593</span> public static final byte [] LATEST_TIMESTAMP_BYTES = {<a name="line.593"></a> -<span class="sourceLineNo">594</span> // big-endian<a name="line.594"></a> -<span class="sourceLineNo">595</span> (byte) (LATEST_TIMESTAMP >>> 56),<a name="line.595"></a> -<span class="sourceLineNo">596</span> (byte) (LATEST_TIMESTAMP >>> 48),<a name="line.596"></a> -<span class="sourceLineNo">597</span> (byte) (LATEST_TIMESTAMP >>> 40),<a name="line.597"></a> -<span class="sourceLineNo">598</span> (byte) (LATEST_TIMESTAMP >>> 32),<a name="line.598"></a> -<span class="sourceLineNo">599</span> (byte) (LATEST_TIMESTAMP >>> 24),<a name="line.599"></a> -<span class="sourceLineNo">600</span> (byte) (LATEST_TIMESTAMP >>> 16),<a name="line.600"></a> -<span class="sourceLineNo">601</span> (byte) (LATEST_TIMESTAMP >>> 8),<a name="line.601"></a> -<span class="sourceLineNo">602</span> (byte) LATEST_TIMESTAMP,<a name="line.602"></a> -<span class="sourceLineNo">603</span> };<a name="line.603"></a> -<span class="sourceLineNo">604</span><a name="line.604"></a> -<span class="sourceLineNo">605</span> /**<a name="line.605"></a> -<span class="sourceLineNo">606</span> * Define for 'return-all-versions'.<a name="line.606"></a> -<span class="sourceLineNo">607</span> */<a name="line.607"></a> -<span class="sourceLineNo">608</span> public static final int ALL_VERSIONS = Integer.MAX_VALUE;<a name="line.608"></a> -<span class="sourceLineNo">609</span><a name="line.609"></a> -<span class="sourceLineNo">610</span> /**<a name="line.610"></a> -<span class="sourceLineNo">611</span> * Unlimited time-to-live.<a name="line.611"></a> -<span class="sourceLineNo">612</span> */<a name="line.612"></a> -<span class="sourceLineNo">613</span>// public static final int FOREVER = -1;<a name="line.613"></a> -<span class="sourceLineNo">614</span> public static final int FOREVER = Integer.MAX_VALUE;<a name="line.614"></a> -<span class="sourceLineNo">615</span><a name="line.615"></a> -<span class="sourceLineNo">616</span> /**<a name="line.616"></a> -<span class="sourceLineNo">617</span> * Seconds in a week<a name="line.617"></a> -<span class="sourceLineNo">618</span> */<a name="line.618"></a> -<span class="sourceLineNo">619</span> public static final int WEEK_IN_SECONDS = 7 * 24 * 3600;<a name="line.619"></a> -<span class="sourceLineNo">620</span><a name="line.620"></a> -<span class="sourceLineNo">621</span> /**<a name="line.621"></a> -<span class="sourceLineNo">622</span> * Seconds in a day, hour and minute<a name="line.622"></a> -<span class="sourceLineNo">623</span> */<a name="line.623"></a> -<span class="sourceLineNo">624</span> public static final int DAY_IN_SECONDS = 24 * 60 * 60;<a name="line.624"></a> -<span class="sourceLineNo">625</span> public static final int HOUR_IN_SECONDS = 60 * 60;<a name="line.625"></a> -<span class="sourceLineNo">626</span> public static final int MINUTE_IN_SECONDS = 60;<a name="line.626"></a> +<span class="sourceLineNo">581</span> * Timestamp to use when we want to refer to the latest cell.<a name="line.581"></a> +<span class="sourceLineNo">582</span> * This is the timestamp sent by clients when no timestamp is specified on<a name="line.582"></a> +<span class="sourceLineNo">583</span> * commit.<a name="line.583"></a> +<span class="sourceLineNo">584</span> */<a name="line.584"></a> +<span class="sourceLineNo">585</span> public static final long LATEST_TIMESTAMP = Long.MAX_VALUE;<a name="line.585"></a> +<span class="sourceLineNo">586</span><a name="line.586"></a> +<span class="sourceLineNo">587</span> /**<a name="line.587"></a> +<span class="sourceLineNo">588</span> * Timestamp to use when we want to refer to the oldest cell.<a name="line.588"></a> +<span class="sourceLineNo">589</span> * Special! Used in fake Cells only. Should never be the timestamp on an actual Cell returned to<a name="line.589"></a> +<span class="sourceLineNo">590</span> * a client.<a name="line.590"></a> +<span class="sourceLineNo">591</span> * @deprecated Should not be public since hbase-1.3.0. For internal use only. Move internal to<a name="line.591"></a> +<span class="sourceLineNo">592</span> * Scanners flagged as special timestamp value never to be returned as timestamp on a Cell.<a name="line.592"></a> +<span class="sourceLineNo">593</span> */<a name="line.593"></a> +<span class="sourceLineNo">594</span> @Deprecated<a name="line.594"></a> +<span class="sourceLineNo">595</span> public static final long OLDEST_TIMESTAMP = Long.MIN_VALUE;<a name="line.595"></a> +<span class="sourceLineNo">596</span><a name="line.596"></a> +<span class="sourceLineNo">597</span> /**<a name="line.597"></a> +<span class="sourceLineNo">598</span> * LATEST_TIMESTAMP in bytes form<a name="line.598"></a> +<span class="sourceLineNo">599</span> */<a name="line.599"></a> +<span class="sourceLineNo">600</span> public static final byte [] LATEST_TIMESTAMP_BYTES = {<a name="line.600"></a> +<span class="sourceLineNo">601</span> // big-endian<a name="line.601"></a> +<span class="sourceLineNo">602</span> (byte) (LATEST_TIMESTAMP >>> 56),<a name="line.602"></a> +<span class="sourceLineNo">603</span> (byte) (LATEST_TIMESTAMP >>> 48),<a name="line.603"></a> +<span class="sourceLineNo">604</span> (byte) (LATEST_TIMESTAMP >>> 40),<a name="line.604"></a> +<span class="sourceLineNo">605</span> (byte) (LATEST_TIMESTAMP >>> 32),<a name="line.605"></a> +<span class="sourceLineNo">606</span> (byte) (LATEST_TIMESTAMP >>> 24),<a name="line.606"></a> +<span class="sourceLineNo">607</span> (byte) (LATEST_TIMESTAMP >>> 16),<a name="line.607"></a> +<span class="sourceLineNo">608</span> (byte) (LATEST_TIMESTAMP >>> 8),<a name="line.608"></a> +<span class="sourceLineNo">609</span> (byte) LATEST_TIMESTAMP,<a name="line.609"></a> +<span class="sourceLineNo">610</span> };<a name="line.610"></a> +<span class="sourceLineNo">611</span><a name="line.611"></a> +<span class="sourceLineNo">612</span> /**<a name="line.612"></a> +<span class="sourceLineNo">613</span> * Define for 'return-all-versions'.<a name="line.613"></a> +<span class="sourceLineNo">614</span> */<a name="line.614"></a> +<span class="sourceLineNo">615</span> public static final int ALL_VERSIONS = Integer.MAX_VALUE;<a name="line.615"></a> +<span class="sourceLineNo">616</span><a name="line.616"></a> +<span class="sourceLineNo">617</span> /**<a name="line.617"></a> +<span class="sourceLineNo">618</span> * Unlimited time-to-live.<a name="line.618"></a> +<span class="sourceLineNo">619</span> */<a name="line.619"></a> +<span class="sourceLineNo">620</span>// public static final int FOREVER = -1;<a name="line.620"></a> +<span class="sourceLineNo">621</span> public static final int FOREVER = Integer.MAX_VALUE;<a name="line.621"></a> +<span class="sourceLineNo">622</span><a name="line.622"></a> +<span class="sourceLineNo">623</span> /**<a name="line.623"></a> +<span class="sourceLineNo">624</span> * Seconds in a week<a name="line.624"></a> +<span class="sourceLineNo">625</span> */<a name="line.625"></a> +<span class="sourceLineNo">626</span> public static final int WEEK_IN_SECONDS = 7 * 24 * 3600;<a name="line.626"></a> <span class="sourceLineNo">627</span><a name="line.627"></a> -<span class="sourceLineNo">628</span> //TODO: although the following are referenced widely to format strings for<a name="line.628"></a> -<span class="sourceLineNo">629</span> // the shell. They really aren't a part of the public API. It would be<a name="line.629"></a> -<span class="sourceLineNo">630</span> // nice if we could put them somewhere where they did not need to be<a name="line.630"></a> -<span class="sourceLineNo">631</span> // public. They could have package visibility<a name="line.631"></a> -<span class="sourceLineNo">632</span> public static final String NAME = "NAME";<a name="line.632"></a> -<span class="sourceLineNo">633</span> public static final String VERSIONS = "VERSIONS";<a name="line.633"></a> -<span class="sourceLineNo">634</span> public static final String IN_MEMORY = "IN_MEMORY";<a name="line.634"></a> -<span class="sourceLineNo">635</span> public static final String METADATA = "METADATA";<a name="line.635"></a> -<span class="sourceLineNo">636</span> public static final String CONFIGURATION = "CONFIGURATION";<a name="line.636"></a> -<span class="sourceLineNo">637</span><a name="line.637"></a> -<span class="sourceLineNo">638</span> /**<a name="line.638"></a> -<span class="sourceLineNo">639</span> * Retrying we multiply hbase.client.pause setting by what we have in this array until we<a name="line.639"></a> -<span class="sourceLineNo">640</span> * run out of array items. Retries beyond this use the last number in the array. So, for<a name="line.640"></a> -<span class="sourceLineNo">641</span> * example, if hbase.client.pause is 1 second, and maximum retries count<a name="line.641"></a> -<span class="sourceLineNo">642</span> * hbase.client.retries.number is 10, we will retry at the following intervals:<a name="line.642"></a> -<span class="sourceLineNo">643</span> * 1, 2, 3, 5, 10, 20, 40, 100, 100, 100.<a name="line.643"></a> -<span class="sourceLineNo">644</span> * With 100ms, a back-off of 200 means 20s<a name="line.644"></a> -<span class="sourceLineNo">645</span> */<a name="line.645"></a> -<span class="sourceLineNo">646</span> public static final int [] RETRY_BACKOFF = {1, 2, 3, 5, 10, 20, 40, 100, 100, 100, 100, 200, 200};<a name="line.646"></a> -<span class="sourceLineNo">647</span><a name="line.647"></a> -<span class="sourceLineNo">648</span> public static final String REGION_IMPL = "hbase.hregion.impl";<a name="line.648"></a> -<span class="sourceLineNo">649</span><a name="line.649"></a> -<span class="sourceLineNo">650</span> /** modifyTable op for replacing the table descriptor */<a name="line.650"></a> -<span class="sourceLineNo">651</span> @InterfaceAudience.Private<a name="line.651"></a> -<span class="sourceLineNo">652</span> public static enum Modify {<a name="line.652"></a> -<span class="sourceLineNo">653</span> CLOSE_REGION,<a name="line.653"></a> -<span class="sourceLineNo">654</span> TABLE_COMPACT,<a name="line.654"></a> -<span class="sourceLineNo">655</span> TABLE_FLUSH,<a name="line.655"></a> -<span class="sourceLineNo">656</span> TABLE_MAJOR_COMPACT,<a name="line.656"></a> -<span class="sourceLineNo">657</span> TABLE_SET_HTD,<a name="line.657"></a> -<span class="sourceLineNo">658</span> TABLE_SPLIT<a name="line.658"></a> -<span class="sourceLineNo">659</span> }<a name="line.659"></a> -<span class="sourceLineNo">660</span><a name="line.660"></a> -<span class="sourceLineNo">661</span> /**<a name="line.661"></a> -<span class="sourceLineNo">662</span> * Scope tag for locally scoped data.<a name="line.662"></a> -<span class="sourceLineNo">663</span> * This data will not be replicated.<a name="line.663"></a> -<span class="sourceLineNo">664</span> */<a name="line.664"></a> -<span class="sourceLineNo">665</span> public static final int REPLICATION_SCOPE_LOCAL = 0;<a name="line.665"></a> -<span class="sourceLineNo">666</span><a name="line.666"></a> -<span class="sourceLineNo">667</span> /**<a name="line.667"></a> -<span class="sourceLineNo">668</span> * Scope tag for globally scoped data.<a name="line.668"></a> -<span class="sourceLineNo">669</span> * This data will be replicated to all peers.<a name="line.669"></a> -<span class="sourceLineNo">670</span> */<a name="line.670"></a> -<span class="sourceLineNo">671</span> public static final int REPLICATION_SCOPE_GLOBAL = 1;<a name="line.671"></a> -<span class="sourceLineNo">672</span><a name="line.672"></a> -<span class="sourceLineNo">673</span> /**<a name="line.673"></a> -<span class="sourceLineNo">674</span> * Scope tag for serially scoped data<a name="line.674"></a> -<span class="sourceLineNo">675</span> * This data will be replicated to all peers by the order of sequence id.<a name="line.675"></a> -<span class="sourceLineNo">676</span> */<a name="line.676"></a> -<span class="sourceLineNo">677</span> public static final int REPLICATION_SCOPE_SERIAL = 2;<a name="line.677"></a> -<span class="sourceLineNo">678</span><a name="line.678"></a> -<span class="sourceLineNo">679</span> /**<a name="line.679"></a> -<span class="sourceLineNo">680</span> * Default cluster ID, cannot be used to identify a cluster so a key with<a name="line.680"></a> -<span class="sourceLineNo">681</span> * this value means it wasn't meant for replication.<a name="line.681"></a> -<span class="sourceLineNo">682</span> */<a name="line.682"></a> -<span class="sourceLineNo">683</span> public static final UUID DEFAULT_CLUSTER_ID = new UUID(0L,0L);<a name="line.683"></a> -<span class="sourceLineNo">684</span><a name="line.684"></a> -<span class="sourceLineNo">685</span> /**<a name="line.685"></a> -<span class="sourceLineNo">686</span> * Parameter name for maximum number of bytes returned when calling a scanner's next method.<a name="line.686"></a> -<span class="sourceLineNo">687</span> * Controlled by the client.<a name="line.687"></a> -<span class="sourceLineNo">688</span> */<a name="line.688"></a> -<span class="sourceLineNo">689</span> public static final String HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE_KEY =<a name="line.689"></a> -<span class="sourceLineNo">690</span> "hbase.client.scanner.max.result.size";<a name="line.690"></a> +<span class="sourceLineNo">628</span> /**<a name="line.628"></a> +<span class="sourceLineNo">629</span> * Seconds in a day, hour and minute<a name="line.629"></a> +<span class="sourceLineNo">630</span> */<a name="line.630"></a> +<span class="sourceLineNo">631</span> public static final int DAY_IN_SECONDS = 24 * 60 * 60;<a name="line.631"></a> +<span class="sourceLineNo">632</span> public static final int HOUR_IN_SECONDS = 60 * 60;<a name="line.632"></a> +<span class="sourceLineNo">633</span> public static final int MINUTE_IN_SECONDS = 60;<a name="line.633"></a> +<span class="sourceLineNo">634</span><a name="line.634"></a> +<span class="sourceLineNo">635</span> //TODO: although the following are referenced widely to format strings for<a name="line.635"></a> +<span class="sourceLineNo">636</span> // the shell. They really aren't a part of the public API. It would be<a name="line.636"></a> +<span class="sourceLineNo">637</span> // nice if we could put them somewhere where they did not need to be<a name="line.637"></a> +<span class="sourceLineNo">638</span> // public. They could have package visibility<a name="line.638"></a> +<span class="sourceLineNo">639</span> public static final String NAME = "NAME";<a name="line.639"></a> +<span class="sourceLineNo">640</span> public static final String VERSIONS = "VERSIONS";<a name="line.640"></a> +<span class="sourceLineNo">641</span> public static final String IN_MEMORY = "IN_MEMORY";<a name="line.641"></a> +<span class="sourceLineNo">642</span> public static final String METADATA = "METADATA";<a name="line.642"></a> +<span class="sourceLineNo">643</span> public static final String CONFIGURATION = "CONFIGURATION";<a name="line.643"></a> +<span class="sourceLineNo">644</span><a name="line.644"></a> +<span class="sourceLineNo">645</span> /**<a name="line.645"></a> +<span class="sourceLineNo">646</span> * Retrying we multiply hbase.client.pause setting by what we have in this array until we<a name="line.646"></a> +<span class="sourceLineNo">647</span> * run out of array items. Retries beyond this use the last number in the array. So, for<a name="line.647"></a> +<span class="sourceLineNo">648</span> * example, if hbase.client.pause is 1 second, and maximum retries count<a name="line.648"></a> +<span class="sourceLineNo">649</span> * hbase.client.retries.number is 10, we will retry at the following intervals:<a name="line.649"></a> +<span class="sourceLineNo">650</span> * 1, 2, 3, 5, 10, 20, 40, 100, 100, 100.<a name="line.650"></a> +<span class="sourceLineNo">651</span> * With 100ms, a back-off of 200 means 20s<a name="line.651"></a> +<span class="sourceLineNo">652</span> */<a name="line.652"></a> +<span class="sourceLineNo">653</span> public static final int [] RETRY_BACKOFF = {1, 2, 3, 5, 10, 20, 40, 100, 100, 100, 100, 200, 200};<a name="line.653"></a> +<span class="sourceLineNo">654</span><a name="line.654"></a> +<span class="sourceLineNo">655</span> public static final String REGION_IMPL = "hbase.hregion.impl";<a name="line.655"></a> +<span class="sourceLineNo">656</span><a name="line.656"></a> +<span class="sourceLineNo">657</span> /** modifyTable op for replacing the table descriptor */<a name="line.657"></a> +<span class="sourceLineNo">658</span> @InterfaceAudience.Private<a name="line.658"></a> +<span class="sourceLineNo">659</span> public static enum Modify {<a name="line.659"></a> +<span class="sourceLineNo">660</span> CLOSE_REGION,<a name="line.660"></a> +<span class="sourceLineNo">661</span> TABLE_COMPACT,<a name="line.661"></a> +<span class="sourceLineNo">662</span> TABLE_FLUSH,<a name="line.662"></a> +<span class="sourceLineNo">663</span> TABLE_MAJOR_COMPACT,<a name="line.663"></a> +<span class="sourceLineNo">664</span> TABLE_SET_HTD,<a name="line.664"></a> +<span class="sourceLineNo">665</span> TABLE_SPLIT<a name="line.665"></a> +<span class="sourceLineNo">666</span> }<a name="line.666"></a> +<span class="sourceLineNo">667</span><a name="line.667"></a> +<span class="sourceLineNo">668</span> /**<a name="line.668"></a> +<span class="sourceLineNo">669</span> * Scope tag for locally scoped data.<a name="line.669"></a> +<span class="sourceLineNo">670</span> * This data will not be replicated.<a name="line.670"></a> +<span class="sourceLineNo">671</span> */<a name="line.671"></a> +<span class="sourceLineNo">672</span> public static final int REPLICATION_SCOPE_LOCAL = 0;<a name="line.672"></a> +<span class="sourceLineNo">673</span><a name="line.673"></a> +<span class="sourceLineNo">674</span> /**<a name="line.674"></a> +<span class="sourceLineNo">675</span> * Scope tag for globally scoped data.<a name="line.675"></a> +<span class="sourceLineNo">676</span> * This data will be replicated to all peers.<a name="line.676"></a> +<span class="sourceLineNo">677</span> */<a name="line.677"></a> +<span class="sourceLineNo">678</span> public static final int REPLICATION_SCOPE_GLOBAL = 1;<a name="line.678"></a> +<span class="sourceLineNo">679</span><a name="line.679"></a> +<span class="sourceLineNo">680</span> /**<a name="line.680"></a> +<span class="sourceLineNo">681</span> * Scope tag for serially scoped data<a name="line.681"></a> +<span class="sourceLineNo">682</span> * This data will be replicated to all peers by the order of sequence id.<a name="line.682"></a> +<span class="sourceLineNo">683</span> */<a name="line.683"></a> +<span class="sourceLineNo">684</span> public static final int REPLICATION_SCOPE_SERIAL = 2;<a name="line.684"></a> +<span class="sourceLineNo">685</span><a name="line.685"></a> +<span class="sourceLineNo">686</span> /**<a name="line.686"></a> +<span class="sourceLineNo">687</span> * Default cluster ID, cannot be used to identify a cluster so a key with<a name="line.687"></a> +<span class="sourceLineNo">688</span> * this value means it wasn't meant for replication.<a name="line.688"></a> +<span class="sourceLineNo">689</span> */<a name="line.689"></a> +<span class="sourceLineNo">690</span> public static final UUID DEFAULT_CLUSTER_ID = new UUID(0L,0L);<a name="line.690"></a> <span class="sourceLineNo">691</span><a name="line.691"></a> <span class="sourceLineNo">692</span> /**<a name="line.692"></a> <span class="sourceLineNo">693</span> * Parameter name for maximum number of bytes returned when calling a scanner's next method.<a name="line.693"></a> -<span class="sourceLineNo">694</span> * Controlled by the server.<a name="line.694"></a> +<span class="sourceLineNo">694</span> * Controlled by the client.<a name="line.694"></a> <span class="sourceLineNo">695</span> */<a name="line.695"></a> -<span class="sourceLineNo">696</span> public static final String HBASE_SERVER_SCANNER_MAX_RESULT_SIZE_KEY =<a name="line.696"></a> -<span class="sourceLineNo">697</span> "hbase.server.scanner.max.result.size";<a name="line.697"></a> +<span class="sourceLineNo">696</span> public static final String HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE_KEY =<a name="line.696"></a> +<span class="sourceLineNo">697</span> "hbase.client.scanner.max.result.size";<a name="line.697"></a> <span class="sourceLineNo">698</span><a name="line.698"></a> <span class="sourceLineNo">699</span> /**<a name="line.699"></a> -<span class="sourceLineNo">700</span> * Maximum number of bytes returned when calling a scanner's next method.<a name="line.700"></a> -<span class="sourceLineNo">701</span> * Note that when a single row is larger than this limit the row is still<a name="line.701"></a> -<span class="sourceLineNo">702</span> * returned completely.<a name="line.702"></a> -<span class="sourceLineNo">703</span> *<a name="line.703"></a> -<span class="sourceLineNo">704</span> * The default value is 2MB.<a name="line.704"></a> -<span class="sourceLineNo">705</span> */<a name="line.705"></a> -<span class="sourceLineNo">706</span> public static final long DEFAULT_HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE = 2 * 1024 * 1024;<a name="line.706"></a> -<span class="sourceLineNo">707</span><a name="line.707"></a> -<span class="sourceLineNo">708</span> /**<a name="line.708"></a> -<span class="sourceLineNo">709</span> * Maximum number of bytes returned when calling a scanner's next method.<a name="line.709"></a> -<span class="sourceLineNo">710</span> * Note that when a single row is larger than this limit the row is still<a name="line.710"></a> -<span class="sourceLineNo">711</span> * returned completely.<a name="line.711"></a> -<span class="sourceLineNo">712</span> * Safety setting to protect the region server.<a name="line.712"></a> -<span class="sourceLineNo">713</span> *<a name="line.713"></a> -<span class="sourceLineNo">714</span> * The default value is 100MB. (a client would rarely request larger chunks on purpose)<a name="line.714"></a> -<span class="sourceLineNo">715</span> */<a name="line.715"></a> -<span class="sourceLineNo">716</span> public static final long DEFAULT_HBASE_SERVER_SCANNER_MAX_RESULT_SIZE = 100 * 1024 * 1024;<a name="line.716"></a> -<span class="sourceLineNo">717</span><a name="line.717"></a> -<span class="sourceLineNo">718</span> /**<a name="line.718"></a> -<span class="sourceLineNo">719</span> * Parameter name for client pause value, used mostly as value to wait<a name="line.719"></a> -<span class="sourceLineNo">720</span> * before running a retry of a failed get, region lookup, etc.<a name="line.720"></a> -<span class="sourceLineNo">721</span> */<a name="line.721"></a> -<span class="sourceLineNo">722</span> public static final String HBASE_CLIENT_PAUSE = "hbase.client.pause";<a name="line.722"></a> -<span class="sourceLineNo">723</span><a name="line.723"></a> -<span class="sourceLineNo">724</span> /**<a name="line.724"></a> -<span class="sourceLineNo">725</span> * Default value of {@link #HBASE_CLIENT_PAUSE}.<a name="line.725"></a> -<span class="sourceLineNo">726</span> */<a name="line.726"></a> -<span class="sourceLineNo">727</span> public static final long DEFAULT_HBASE_CLIENT_PAUSE = 100;<a name="line.727"></a> -<span class="sourceLineNo">728</span><a name="line.728"></a> -<span class="sourceLineNo">729</span> /**<a name="line.729"></a> -<span class="sourceLineNo">730</span> * Parameter name for client pause value for special case such as call queue too big, etc.<a name="line.730"></a> -<span class="sourceLineNo">731</span> */<a name="line.731"></a> -<span class="sourceLineNo">732</span> public static final String HBASE_CLIENT_PAUSE_FOR_CQTBE = "hbase.client.pause.cqtbe";<a name="line.732"></a> -<span class="sourceLineNo">733</span><a name="line.733"></a> -<span class="sourceLineNo">734</span> /**<a name="line.734"></a> -<span class="sourceLineNo">735</span> * The maximum number of concurrent connections the client will maintain.<a name="line.735"></a> -<span class="sourceLineNo">736</span> */<a name="line.736"></a> -<span class="sourceLineNo">737</span> public static final String HBASE_CLIENT_MAX_TOTAL_TASKS = "hbase.client.max.total.tasks";<a name="line.737"></a> -<span class="sourceLineNo">738</span><a name="line.738"></a> -<span class="sourceLineNo">739</span> /**<a name="line.739"></a> -<span class="sourceLineNo">740</span> * Default value of {@link #HBASE_CLIENT_MAX_TOTAL_TASKS}.<a name="line.740"></a> -<span class="sourceLineNo">741</span> */<a name="line.741"></a> -<span class="sourceLineNo">742</span> public static final int DEFAULT_HBASE_CLIENT_MAX_TOTAL_TASKS = 100;<a name="line.742"></a> -<span class="sourceLineNo">743</span><a name="line.743"></a> -<span class="sourceLineNo">744</span> /**<a name="line.744"></a> -<span class="sourceLineNo">745</span> * The maximum number of concurrent connections the client will maintain to a single<a name="line.745"></a> -<span class="sourceLineNo">746</span> * RegionServer.<a name="line.746"></a> -<span class="sourceLineNo">747</span> */<a name="line.747"></a> -<span class="sourceLineNo">748</span> public static final String HBASE_CLIENT_MAX_PERSERVER_TASKS = "hbase.client.max.perserver.tasks";<a name="line.748"></a> -<span class="sourceLineNo">749</span><a name="line.749"></a> -<span class="sourceLineNo">750</span> /**<a name="line.750"></a> -<span class="sourceLineNo">751</span> * Default value of {@link #HBASE_CLIENT_MAX_PERSERVER_TASKS}.<a name="line.751"></a> -<span class="sourceLineNo">752</span> */<a name="line.752"></a> -<span class="sourceLineNo">753</span> public static final int DEFAULT_HBASE_CLIENT_MAX_PERSERVER_TASKS = 2;<a name="line.753"></a> -<span class="sourceLineNo">754</span><a name="line.754"></a> -<span class="sourceLineNo">755</span> /**<a name="line.755"></a> -<span class="sourceLineNo">756</span> * The maximum number of concurrent connections the client will maintain to a single<a name="line.756"></a> -<span class="sourceLineNo">757</span> * Region.<a name="line.757"></a> -<span class="sourceLineNo">758</span> */<a name="line.758"></a> -<span class="sourceLineNo">759</span> public static final String HBASE_CLIENT_MAX_PERREGION_TASKS = "hbase.client.max.perregion.tasks";<a name="line.759"></a> -<span class="sourceLineNo">760</span><a name="line.760"></a> -<span class="sourceLineNo">761</span> /**<a name="line.761"></a> -<span class="sourceLineNo">762</span> * Default value of {@link #HBASE_CLIENT_MAX_PERREGION_TASKS}.<a name="line.762"></a> -<span class="sourceLineNo">763</span> */<a name="line.763"></a> -<span class="sourceLineNo">764</span> public static final int DEFAULT_HBASE_CLIENT_MAX_PERREGION_TASKS = 1;<a name="line.764"></a> -<span class="sourceLineNo">765</span><a name="line.765"></a> -<span class="sourceLineNo">766</span> /**<a name="line.766"></a> -<span class="sourceLineNo">767</span> * The maximum number of concurrent pending RPC requests for one server in process level.<a name="line.767"></a> -<span class="sourceLineNo">768</span> */<a name="line.768"></a> -<span class="sourceLineNo">769</span> public static final String HBASE_CLIENT_PERSERVER_REQUESTS_THRESHOLD =<a name="line.769"></a> -<span class="sourceLineNo">770</span> "hbase.client.perserver.requests.threshold";<a name="line.770"></a> -<span class="sourceLineNo">771</span><a name="line.771"></a> -<span class="sourceLineNo">772</span> /**<a name="line.772"></a> -<span class="sourceLineNo">773</span> * Default value of {@link #HBASE_CLIENT_PERSERVER_REQUESTS_THRESHOLD}.<a name="line.773"></a> -<span class="sourceLineNo">774</span> */<a name="line.774"></a> -<span class="sourceLineNo">775</span> public static final int DEFAULT_HBASE_CLIENT_PERSERVER_REQUESTS_THRESHOLD = Integer.MAX_VALUE;<a name="line.775"></a> -<span class="sourceLineNo">776</span><a name="line.776"></a> -<span class="sourceLineNo">777</span><a name="line.777"></a> -<span class="sourceLineNo">778</span> /**<a name="line.778"></a> -<span class="sourceLineNo">779</span> * Parameter name for server pause value, used mostly as value to wait before<a name="line.779"></a> -<span class="sourceLineNo">780</span> * running a retry of a failed operation.<a name="line.780"></a> +<span class="sourceLineNo">700</span> * Parameter name for maximum number of bytes returned when calling a scanner's next method.<a name="line.700"></a> +<span class="sourceLineNo">701</span> * Controlled by the server.<a name="line.701"></a> +<span class="sourceLineNo">702</span> */<a name="line.702"></a> +<span class="sourceLineNo">703</span> public static final String HBASE_SERVER_SCANNER_MAX_RESULT_SIZE_KEY =<a name="line.703"></a> +<span class="sourceLineNo">704</span> "hbase.server.scanner.max.result.size";<a name="line.704"></a> +<span class="sourceLineNo">705</span><a name="line.705"></a> +<span class="sourceLineNo">706</span> /**<a name="line.706"></a> +<span class="sourceLineNo">707</span> * Maximum number of bytes returned when calling a scanner's next method.<a name="line.707"></a> +<span class="sourceLineNo">708</span> * Note that when a single row is larger than this limit the row is still<a name="line.708"></a> +<span class="sourceLineNo">709</span> * returned completely.<a name="line.709"></a> +<span class="sourceLineNo">710</span> *<a name="line.710"></a> +<span class="sourceLineNo">711</span> * The default value is 2MB.<a name="line.711"></a> +<span class="sourceLineNo">712</span> */<a name="line.712"></a> +<span class="sourceLineNo">713</span> public static final long DEFAULT_HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE = 2 * 1024 * 1024;<a name="line.713"></a> +<span class="sourceLineNo">714</span><a name="line.714"></a> +<span class="sourceLineNo">715</span> /**<a name="line.715"></a> +<span class="sourceLineNo">716</span> * Maximum number of bytes returned when calling a scanner's next method.<a name="line.716"></a> +<span class="sourceLineNo">717</span> * Note that when a single row is larger than this limit the row is still<a name="line.717"></a> +<span class="sourceLineNo">718</span> * returned completely.<a name="line.718"></a> +<span class="sourceLineNo">719</span> * Safety setting to protect the region server.<a name="line.719"></a> +<span class="sourceLineNo">720</span> *<a name="line.720"></a> +<span class="sourceLineNo">721</span> * The default value is 100MB. (a client would rarely request larger chunks on purpose)<a name="line.721"></a> +<span class="sourceLineNo">722</span> */<a name="line.722"></a> +<span class="sourceLineNo">723</span> public static final long DEFAULT_HBASE_SERVER_SCANNER_MAX_RESULT_SIZE = 100 * 1024 * 1024;<a name="line.723"></a> +<span class="sourceLineNo">724</span><a name="line.724"></a> +<span class="sourceLineNo">725</span> /**<a name="line.725"></a> +<span class="sourceLineNo">726</span> * Parameter name for client pause value, used mostly as value to wait<a name="line.726"></a> +<span class="sourceLineNo">727</span> * before running a retry of a failed get, region lookup, etc.<a name="line.727"></a> +<span class="sourceLineNo">728</span> */<a name="line.728"></a> +<span class="sourceLineNo">729</span> public static final String HBASE_CLIENT_PAUSE = "hbase.client.pause";<a name="line.729"></a> +<span class="sourceLineNo">730</span><a name="line.730"></a> +<span class="sourceLineNo">731</span> /**<a name="line.731"></a> +<span class="sourceLineNo">732</span> * Default value of {@link #HBASE_CLIENT_PAUSE}.<a name="line.732"></a> +<span class="sourceLineNo">733</span> */<a name="line.733"></a> +<span class="sourceLineNo">734</span> public static final long DEFAULT_HBASE_CLIENT_PAUSE = 100;<a name="line.734"></a> +<span class="sourceLineNo">735</span><a name="line.735"></a> +<span class="sourceLineNo">736</span> /**<a name="line.736"></a> +<span class="sourceLineNo">737</span> * Parameter name for client pause value for special case such as call queue too big, etc.<a name="line.737"></a> +<span class="sourceLineNo">738</span> */<a name="line.738"></a> +<span class="sourceLineNo">739</span> public static final String HBASE_CLIENT_PAUSE_FOR_CQTBE = "hbase.client.pause.cqtbe";<a name="line.739"></a> +<span class="sourceLineNo">740</span><a name="line.740"></a> +<span class="sourceLineNo">741</span> /**<a name="line.741"></a> +<span class="sourceLineNo">742</span> * The maximum number of concurrent connections the client will maintain.<a name="line.742"></a> +<span class="sourceLineNo">743</span> */<a name="line.743"></a> +<span class="sourceLineNo">744</span> public static final String HBASE_CLIENT_MAX_TOTAL_TASKS = "hbase.client.max.total.tasks";<a name="line.744"></a> +<span class="sourceLineNo">745</span><a name="line.745"></a> +<span class="sourceLineNo">746</span> /**<a name="line.746"></a> +<span class="sourceLineNo">747</span> * Default value of {@link #HBASE_CLIENT_MAX_TOTAL_TASKS}.<a name="line.747"></a> +<span class="sourceLineNo">748</span> */<a name="line.748"></a> +<span class="sourceLineNo">749</span> public static final int DEFAULT_HBASE_CLIENT_MAX_TOTAL_TASKS = 100;<a name="line.749"></a> +<span class="sourceLineNo">750</span><a name="line.750"></a> +<span class="sourceLineNo">751</span> /**<a name="line.751"></a> +<span class="sourceLineNo">752</span> * The maximum number of concurrent connections the client will maintain to a single<a name="line.752"></a> +<span class="sourceLineNo">753</span> * RegionServer.<a name="line.753"></a> +<span class="sourceLineNo">754</span> */<a name="line.754"></a> +<span class="sourceLineNo">755</span> public static final String HBASE_CLIENT_MAX_PERSERVER_TASKS = "hbase.client.max.perserver.tasks";<a name="line.755"></a> +<span class="sourceLineNo">756</span><a name="line.756"></a> +<span class="sourceLineNo">757</span> /**<a name="line.757"></a> +<span class="sourceLineNo">758</span> * Default value of {@link #HBASE_CLIENT_MAX_PERSERVER_TASKS}.<a name="line.758"></a> +<span class="sourceLineNo">759</span> */<a name="line.759"></a> +<span class="sourceLineNo">760</span> public static final int DEFAULT_HBASE_CLIENT_MAX_PERSERVER_TASKS = 2;<a name="line.760"></a> +<span class="sourceLineNo">761</span><a name="line.761"></a> +<span class="sourceLineNo">762</span> /**<a name="line.762"><
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