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Posted to commits@hbase.apache.org by gi...@apache.org on 2018/02/03 15:13:50 UTC
[08/13] hbase-site git commit: Published site at .
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/cc96e4ad/devapidocs/src-html/org/apache/hadoop/hbase/MetaTableAccessor.DefaultVisitorBase.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/MetaTableAccessor.DefaultVisitorBase.html b/devapidocs/src-html/org/apache/hadoop/hbase/MetaTableAccessor.DefaultVisitorBase.html
index ce9532b..ad601c4 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/MetaTableAccessor.DefaultVisitorBase.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/MetaTableAccessor.DefaultVisitorBase.html
@@ -1687,598 +1687,613 @@
<span class="sourceLineNo">1679</span> .setValue(RegionInfo.toByteArray(regionB))<a name="line.1679"></a>
<span class="sourceLineNo">1680</span> .build());<a name="line.1680"></a>
<span class="sourceLineNo">1681</span><a name="line.1681"></a>
-<span class="sourceLineNo">1682</span> // Deletes for merging regions<a name="line.1682"></a>
-<span class="sourceLineNo">1683</span> Delete deleteA = makeDeleteFromRegionInfo(regionA, time);<a name="line.1683"></a>
-<span class="sourceLineNo">1684</span> Delete deleteB = makeDeleteFromRegionInfo(regionB, time);<a name="line.1684"></a>
-<span class="sourceLineNo">1685</span><a name="line.1685"></a>
-<span class="sourceLineNo">1686</span> // The merged is a new region, openSeqNum = 1 is fine. ServerName may be null<a name="line.1686"></a>
-<span class="sourceLineNo">1687</span> // if crash after merge happened but before we got to here.. means in-memory<a name="line.1687"></a>
-<span class="sourceLineNo">1688</span> // locations of offlined merged, now-closed, regions is lost. Should be ok. We<a name="line.1688"></a>
-<span class="sourceLineNo">1689</span> // assign the merged region later.<a name="line.1689"></a>
-<span class="sourceLineNo">1690</span> if (sn != null) addLocation(putOfMerged, sn, 1, -1, mergedRegion.getReplicaId());<a name="line.1690"></a>
-<span class="sourceLineNo">1691</span><a name="line.1691"></a>
-<span class="sourceLineNo">1692</span> // Add empty locations for region replicas of the merged region so that number of replicas can<a name="line.1692"></a>
-<span class="sourceLineNo">1693</span> // be cached whenever the primary region is looked up from meta<a name="line.1693"></a>
-<span class="sourceLineNo">1694</span> for (int i = 1; i < regionReplication; i++) {<a name="line.1694"></a>
-<span class="sourceLineNo">1695</span> addEmptyLocation(putOfMerged, i);<a name="line.1695"></a>
-<span class="sourceLineNo">1696</span> }<a name="line.1696"></a>
-<span class="sourceLineNo">1697</span><a name="line.1697"></a>
-<span class="sourceLineNo">1698</span> byte[] tableRow = Bytes.toBytes(mergedRegion.getRegionNameAsString()<a name="line.1698"></a>
-<span class="sourceLineNo">1699</span> + HConstants.DELIMITER);<a name="line.1699"></a>
-<span class="sourceLineNo">1700</span> Mutation[] mutations;<a name="line.1700"></a>
-<span class="sourceLineNo">1701</span> if (saveBarrier) {<a name="line.1701"></a>
-<span class="sourceLineNo">1702</span> Put putBarrierA = makeDaughterPut(regionA.getEncodedNameAsBytes(),<a name="line.1702"></a>
-<span class="sourceLineNo">1703</span> mergedRegion.getEncodedNameAsBytes());<a name="line.1703"></a>
-<span class="sourceLineNo">1704</span> Put putBarrierB = makeDaughterPut(regionB.getEncodedNameAsBytes(),<a name="line.1704"></a>
-<span class="sourceLineNo">1705</span> mergedRegion.getEncodedNameAsBytes());<a name="line.1705"></a>
-<span class="sourceLineNo">1706</span> Put putDaughter = makeParentPut(mergedRegion.getEncodedNameAsBytes(), Bytes.toBytes(<a name="line.1706"></a>
-<span class="sourceLineNo">1707</span> regionA.getEncodedName() + "," + regionB.getEncodedName()));<a name="line.1707"></a>
-<span class="sourceLineNo">1708</span> mutations = new Mutation[] { putOfMerged, deleteA, deleteB,<a name="line.1708"></a>
-<span class="sourceLineNo">1709</span> putBarrierA, putBarrierB, putDaughter};<a name="line.1709"></a>
-<span class="sourceLineNo">1710</span> } else {<a name="line.1710"></a>
-<span class="sourceLineNo">1711</span> mutations = new Mutation[] { putOfMerged, deleteA, deleteB };<a name="line.1711"></a>
-<span class="sourceLineNo">1712</span> }<a name="line.1712"></a>
-<span class="sourceLineNo">1713</span> multiMutate(connection, meta, tableRow, mutations);<a name="line.1713"></a>
-<span class="sourceLineNo">1714</span> } finally {<a name="line.1714"></a>
-<span class="sourceLineNo">1715</span> meta.close();<a name="line.1715"></a>
-<span class="sourceLineNo">1716</span> }<a name="line.1716"></a>
-<span class="sourceLineNo">1717</span> }<a name="line.1717"></a>
-<span class="sourceLineNo">1718</span><a name="line.1718"></a>
-<span class="sourceLineNo">1719</span> /**<a name="line.1719"></a>
-<span class="sourceLineNo">1720</span> * Splits the region into two in an atomic operation. Offlines the parent<a name="line.1720"></a>
-<span class="sourceLineNo">1721</span> * region with the information that it is split into two, and also adds<a name="line.1721"></a>
-<span class="sourceLineNo">1722</span> * the daughter regions. Does not add the location information to the daughter<a name="line.1722"></a>
-<span class="sourceLineNo">1723</span> * regions since they are not open yet.<a name="line.1723"></a>
-<span class="sourceLineNo">1724</span> * @param connection connection we're using<a name="line.1724"></a>
-<span class="sourceLineNo">1725</span> * @param parent the parent region which is split<a name="line.1725"></a>
-<span class="sourceLineNo">1726</span> * @param splitA Split daughter region A<a name="line.1726"></a>
-<span class="sourceLineNo">1727</span> * @param splitB Split daughter region A<a name="line.1727"></a>
-<span class="sourceLineNo">1728</span> * @param sn the location of the region<a name="line.1728"></a>
-<span class="sourceLineNo">1729</span> * @param saveBarrier true if need save replication barrier in meta, used for serial replication<a name="line.1729"></a>
-<span class="sourceLineNo">1730</span> */<a name="line.1730"></a>
-<span class="sourceLineNo">1731</span> public static void splitRegion(final Connection connection, RegionInfo parent,<a name="line.1731"></a>
-<span class="sourceLineNo">1732</span> RegionInfo splitA, RegionInfo splitB, ServerName sn, int regionReplication,<a name="line.1732"></a>
-<span class="sourceLineNo">1733</span> boolean saveBarrier) throws IOException {<a name="line.1733"></a>
-<span class="sourceLineNo">1734</span> Table meta = getMetaHTable(connection);<a name="line.1734"></a>
-<span class="sourceLineNo">1735</span> try {<a name="line.1735"></a>
-<span class="sourceLineNo">1736</span> //Put for parent<a name="line.1736"></a>
-<span class="sourceLineNo">1737</span> Put putParent = makePutFromRegionInfo(RegionInfoBuilder.newBuilder(parent)<a name="line.1737"></a>
-<span class="sourceLineNo">1738</span> .setOffline(true)<a name="line.1738"></a>
-<span class="sourceLineNo">1739</span> .setSplit(true).build());<a name="line.1739"></a>
-<span class="sourceLineNo">1740</span> addDaughtersToPut(putParent, splitA, splitB);<a name="line.1740"></a>
-<span class="sourceLineNo">1741</span><a name="line.1741"></a>
-<span class="sourceLineNo">1742</span> //Puts for daughters<a name="line.1742"></a>
-<span class="sourceLineNo">1743</span> Put putA = makePutFromRegionInfo(splitA);<a name="line.1743"></a>
-<span class="sourceLineNo">1744</span> Put putB = makePutFromRegionInfo(splitB);<a name="line.1744"></a>
-<span class="sourceLineNo">1745</span><a name="line.1745"></a>
-<span class="sourceLineNo">1746</span> addSequenceNum(putA, 1, -1, splitA.getReplicaId()); //new regions, openSeqNum = 1 is fine.<a name="line.1746"></a>
-<span class="sourceLineNo">1747</span> addSequenceNum(putB, 1, -1, splitB.getReplicaId());<a name="line.1747"></a>
+<span class="sourceLineNo">1682</span> // Set initial state to CLOSED<a name="line.1682"></a>
+<span class="sourceLineNo">1683</span> // NOTE: If initial state is not set to CLOSED then merged region gets added with the<a name="line.1683"></a>
+<span class="sourceLineNo">1684</span> // default OFFLINE state. If Master gets restarted after this step, start up sequence of<a name="line.1684"></a>
+<span class="sourceLineNo">1685</span> // master tries to assign this offline region. This is followed by re-assignments of the<a name="line.1685"></a>
+<span class="sourceLineNo">1686</span> // merged region from resumed {@link MergeTableRegionsProcedure}<a name="line.1686"></a>
+<span class="sourceLineNo">1687</span> addRegionStateToPut(putOfMerged, RegionState.State.CLOSED);<a name="line.1687"></a>
+<span class="sourceLineNo">1688</span><a name="line.1688"></a>
+<span class="sourceLineNo">1689</span> // Deletes for merging regions<a name="line.1689"></a>
+<span class="sourceLineNo">1690</span> Delete deleteA = makeDeleteFromRegionInfo(regionA, time);<a name="line.1690"></a>
+<span class="sourceLineNo">1691</span> Delete deleteB = makeDeleteFromRegionInfo(regionB, time);<a name="line.1691"></a>
+<span class="sourceLineNo">1692</span><a name="line.1692"></a>
+<span class="sourceLineNo">1693</span> // The merged is a new region, openSeqNum = 1 is fine. ServerName may be null<a name="line.1693"></a>
+<span class="sourceLineNo">1694</span> // if crash after merge happened but before we got to here.. means in-memory<a name="line.1694"></a>
+<span class="sourceLineNo">1695</span> // locations of offlined merged, now-closed, regions is lost. Should be ok. We<a name="line.1695"></a>
+<span class="sourceLineNo">1696</span> // assign the merged region later.<a name="line.1696"></a>
+<span class="sourceLineNo">1697</span> if (sn != null) addLocation(putOfMerged, sn, 1, -1, mergedRegion.getReplicaId());<a name="line.1697"></a>
+<span class="sourceLineNo">1698</span><a name="line.1698"></a>
+<span class="sourceLineNo">1699</span> // Add empty locations for region replicas of the merged region so that number of replicas can<a name="line.1699"></a>
+<span class="sourceLineNo">1700</span> // be cached whenever the primary region is looked up from meta<a name="line.1700"></a>
+<span class="sourceLineNo">1701</span> for (int i = 1; i < regionReplication; i++) {<a name="line.1701"></a>
+<span class="sourceLineNo">1702</span> addEmptyLocation(putOfMerged, i);<a name="line.1702"></a>
+<span class="sourceLineNo">1703</span> }<a name="line.1703"></a>
+<span class="sourceLineNo">1704</span><a name="line.1704"></a>
+<span class="sourceLineNo">1705</span> byte[] tableRow = Bytes.toBytes(mergedRegion.getRegionNameAsString()<a name="line.1705"></a>
+<span class="sourceLineNo">1706</span> + HConstants.DELIMITER);<a name="line.1706"></a>
+<span class="sourceLineNo">1707</span> Mutation[] mutations;<a name="line.1707"></a>
+<span class="sourceLineNo">1708</span> if (saveBarrier) {<a name="line.1708"></a>
+<span class="sourceLineNo">1709</span> Put putBarrierA = makeDaughterPut(regionA.getEncodedNameAsBytes(),<a name="line.1709"></a>
+<span class="sourceLineNo">1710</span> mergedRegion.getEncodedNameAsBytes());<a name="line.1710"></a>
+<span class="sourceLineNo">1711</span> Put putBarrierB = makeDaughterPut(regionB.getEncodedNameAsBytes(),<a name="line.1711"></a>
+<span class="sourceLineNo">1712</span> mergedRegion.getEncodedNameAsBytes());<a name="line.1712"></a>
+<span class="sourceLineNo">1713</span> Put putDaughter = makeParentPut(mergedRegion.getEncodedNameAsBytes(), Bytes.toBytes(<a name="line.1713"></a>
+<span class="sourceLineNo">1714</span> regionA.getEncodedName() + "," + regionB.getEncodedName()));<a name="line.1714"></a>
+<span class="sourceLineNo">1715</span> mutations = new Mutation[] { putOfMerged, deleteA, deleteB,<a name="line.1715"></a>
+<span class="sourceLineNo">1716</span> putBarrierA, putBarrierB, putDaughter};<a name="line.1716"></a>
+<span class="sourceLineNo">1717</span> } else {<a name="line.1717"></a>
+<span class="sourceLineNo">1718</span> mutations = new Mutation[] { putOfMerged, deleteA, deleteB };<a name="line.1718"></a>
+<span class="sourceLineNo">1719</span> }<a name="line.1719"></a>
+<span class="sourceLineNo">1720</span> multiMutate(connection, meta, tableRow, mutations);<a name="line.1720"></a>
+<span class="sourceLineNo">1721</span> } finally {<a name="line.1721"></a>
+<span class="sourceLineNo">1722</span> meta.close();<a name="line.1722"></a>
+<span class="sourceLineNo">1723</span> }<a name="line.1723"></a>
+<span class="sourceLineNo">1724</span> }<a name="line.1724"></a>
+<span class="sourceLineNo">1725</span><a name="line.1725"></a>
+<span class="sourceLineNo">1726</span> /**<a name="line.1726"></a>
+<span class="sourceLineNo">1727</span> * Splits the region into two in an atomic operation. Offlines the parent<a name="line.1727"></a>
+<span class="sourceLineNo">1728</span> * region with the information that it is split into two, and also adds<a name="line.1728"></a>
+<span class="sourceLineNo">1729</span> * the daughter regions. Does not add the location information to the daughter<a name="line.1729"></a>
+<span class="sourceLineNo">1730</span> * regions since they are not open yet.<a name="line.1730"></a>
+<span class="sourceLineNo">1731</span> * @param connection connection we're using<a name="line.1731"></a>
+<span class="sourceLineNo">1732</span> * @param parent the parent region which is split<a name="line.1732"></a>
+<span class="sourceLineNo">1733</span> * @param splitA Split daughter region A<a name="line.1733"></a>
+<span class="sourceLineNo">1734</span> * @param splitB Split daughter region A<a name="line.1734"></a>
+<span class="sourceLineNo">1735</span> * @param sn the location of the region<a name="line.1735"></a>
+<span class="sourceLineNo">1736</span> * @param saveBarrier true if need save replication barrier in meta, used for serial replication<a name="line.1736"></a>
+<span class="sourceLineNo">1737</span> */<a name="line.1737"></a>
+<span class="sourceLineNo">1738</span> public static void splitRegion(final Connection connection, RegionInfo parent,<a name="line.1738"></a>
+<span class="sourceLineNo">1739</span> RegionInfo splitA, RegionInfo splitB, ServerName sn, int regionReplication,<a name="line.1739"></a>
+<span class="sourceLineNo">1740</span> boolean saveBarrier) throws IOException {<a name="line.1740"></a>
+<span class="sourceLineNo">1741</span> Table meta = getMetaHTable(connection);<a name="line.1741"></a>
+<span class="sourceLineNo">1742</span> try {<a name="line.1742"></a>
+<span class="sourceLineNo">1743</span> //Put for parent<a name="line.1743"></a>
+<span class="sourceLineNo">1744</span> Put putParent = makePutFromRegionInfo(RegionInfoBuilder.newBuilder(parent)<a name="line.1744"></a>
+<span class="sourceLineNo">1745</span> .setOffline(true)<a name="line.1745"></a>
+<span class="sourceLineNo">1746</span> .setSplit(true).build());<a name="line.1746"></a>
+<span class="sourceLineNo">1747</span> addDaughtersToPut(putParent, splitA, splitB);<a name="line.1747"></a>
<span class="sourceLineNo">1748</span><a name="line.1748"></a>
-<span class="sourceLineNo">1749</span> // Add empty locations for region replicas of daughters so that number of replicas can be<a name="line.1749"></a>
-<span class="sourceLineNo">1750</span> // cached whenever the primary region is looked up from meta<a name="line.1750"></a>
-<span class="sourceLineNo">1751</span> for (int i = 1; i < regionReplication; i++) {<a name="line.1751"></a>
-<span class="sourceLineNo">1752</span> addEmptyLocation(putA, i);<a name="line.1752"></a>
-<span class="sourceLineNo">1753</span> addEmptyLocation(putB, i);<a name="line.1753"></a>
-<span class="sourceLineNo">1754</span> }<a name="line.1754"></a>
-<span class="sourceLineNo">1755</span><a name="line.1755"></a>
-<span class="sourceLineNo">1756</span> Mutation[] mutations;<a name="line.1756"></a>
-<span class="sourceLineNo">1757</span> if (saveBarrier) {<a name="line.1757"></a>
-<span class="sourceLineNo">1758</span> Put parentPut = makeDaughterPut(parent.getEncodedNameAsBytes(),<a name="line.1758"></a>
-<span class="sourceLineNo">1759</span> Bytes.toBytes(splitA.getEncodedName() + "," + splitB.getEncodedName()));<a name="line.1759"></a>
-<span class="sourceLineNo">1760</span> Put daughterPutA = makeParentPut(splitA.getEncodedNameAsBytes(),<a name="line.1760"></a>
-<span class="sourceLineNo">1761</span> parent.getEncodedNameAsBytes());<a name="line.1761"></a>
-<span class="sourceLineNo">1762</span> Put daughterPutB = makeParentPut(splitB.getEncodedNameAsBytes(),<a name="line.1762"></a>
-<span class="sourceLineNo">1763</span> parent.getEncodedNameAsBytes());<a name="line.1763"></a>
-<span class="sourceLineNo">1764</span><a name="line.1764"></a>
-<span class="sourceLineNo">1765</span> mutations = new Mutation[]{putParent, putA, putB, parentPut, daughterPutA, daughterPutB};<a name="line.1765"></a>
-<span class="sourceLineNo">1766</span> } else {<a name="line.1766"></a>
-<span class="sourceLineNo">1767</span> mutations = new Mutation[]{putParent, putA, putB};<a name="line.1767"></a>
-<span class="sourceLineNo">1768</span> }<a name="line.1768"></a>
-<span class="sourceLineNo">1769</span> byte[] tableRow = Bytes.toBytes(parent.getRegionNameAsString() + HConstants.DELIMITER);<a name="line.1769"></a>
-<span class="sourceLineNo">1770</span> multiMutate(connection, meta, tableRow, mutations);<a name="line.1770"></a>
-<span class="sourceLineNo">1771</span> } finally {<a name="line.1771"></a>
-<span class="sourceLineNo">1772</span> meta.close();<a name="line.1772"></a>
-<span class="sourceLineNo">1773</span> }<a name="line.1773"></a>
-<span class="sourceLineNo">1774</span> }<a name="line.1774"></a>
-<span class="sourceLineNo">1775</span><a name="line.1775"></a>
-<span class="sourceLineNo">1776</span> /**<a name="line.1776"></a>
-<span class="sourceLineNo">1777</span> * Update state of the table in meta.<a name="line.1777"></a>
-<span class="sourceLineNo">1778</span> * @param connection what we use for update<a name="line.1778"></a>
-<span class="sourceLineNo">1779</span> * @param state new state<a name="line.1779"></a>
-<span class="sourceLineNo">1780</span> * @throws IOException<a name="line.1780"></a>
-<span class="sourceLineNo">1781</span> */<a name="line.1781"></a>
-<span class="sourceLineNo">1782</span> public static void updateTableState(Connection connection, TableState state)<a name="line.1782"></a>
-<span class="sourceLineNo">1783</span> throws IOException {<a name="line.1783"></a>
-<span class="sourceLineNo">1784</span> Put put = makePutFromTableState(state);<a name="line.1784"></a>
-<span class="sourceLineNo">1785</span> putToMetaTable(connection, put);<a name="line.1785"></a>
-<span class="sourceLineNo">1786</span> LOG.info(<a name="line.1786"></a>
-<span class="sourceLineNo">1787</span> "Updated table " + state.getTableName() + " state to " + state.getState() + " in META");<a name="line.1787"></a>
-<span class="sourceLineNo">1788</span> }<a name="line.1788"></a>
-<span class="sourceLineNo">1789</span><a name="line.1789"></a>
-<span class="sourceLineNo">1790</span> /**<a name="line.1790"></a>
-<span class="sourceLineNo">1791</span> * Construct PUT for given state<a name="line.1791"></a>
-<span class="sourceLineNo">1792</span> * @param state new state<a name="line.1792"></a>
-<span class="sourceLineNo">1793</span> */<a name="line.1793"></a>
-<span class="sourceLineNo">1794</span> public static Put makePutFromTableState(TableState state) {<a name="line.1794"></a>
-<span class="sourceLineNo">1795</span> long time = EnvironmentEdgeManager.currentTime();<a name="line.1795"></a>
-<span class="sourceLineNo">1796</span> Put put = new Put(state.getTableName().getName(), time);<a name="line.1796"></a>
-<span class="sourceLineNo">1797</span> put.addColumn(getTableFamily(), getTableStateColumn(), state.convert().toByteArray());<a name="line.1797"></a>
-<span class="sourceLineNo">1798</span> return put;<a name="line.1798"></a>
-<span class="sourceLineNo">1799</span> }<a name="line.1799"></a>
-<span class="sourceLineNo">1800</span><a name="line.1800"></a>
-<span class="sourceLineNo">1801</span> /**<a name="line.1801"></a>
-<span class="sourceLineNo">1802</span> * Remove state for table from meta<a name="line.1802"></a>
-<span class="sourceLineNo">1803</span> * @param connection to use for deletion<a name="line.1803"></a>
-<span class="sourceLineNo">1804</span> * @param table to delete state for<a name="line.1804"></a>
-<span class="sourceLineNo">1805</span> */<a name="line.1805"></a>
-<span class="sourceLineNo">1806</span> public static void deleteTableState(Connection connection, TableName table)<a name="line.1806"></a>
-<span class="sourceLineNo">1807</span> throws IOException {<a name="line.1807"></a>
-<span class="sourceLineNo">1808</span> long time = EnvironmentEdgeManager.currentTime();<a name="line.1808"></a>
-<span class="sourceLineNo">1809</span> Delete delete = new Delete(table.getName());<a name="line.1809"></a>
-<span class="sourceLineNo">1810</span> delete.addColumns(getTableFamily(), getTableStateColumn(), time);<a name="line.1810"></a>
-<span class="sourceLineNo">1811</span> deleteFromMetaTable(connection, delete);<a name="line.1811"></a>
-<span class="sourceLineNo">1812</span> LOG.info("Deleted table " + table + " state from META");<a name="line.1812"></a>
-<span class="sourceLineNo">1813</span> }<a name="line.1813"></a>
-<span class="sourceLineNo">1814</span><a name="line.1814"></a>
-<span class="sourceLineNo">1815</span> private static void multiMutate(Connection connection, Table table, byte[] row,<a name="line.1815"></a>
-<span class="sourceLineNo">1816</span> Mutation... mutations)<a name="line.1816"></a>
-<span class="sourceLineNo">1817</span> throws IOException {<a name="line.1817"></a>
-<span class="sourceLineNo">1818</span> multiMutate(connection, table, row, Arrays.asList(mutations));<a name="line.1818"></a>
-<span class="sourceLineNo">1819</span> }<a name="line.1819"></a>
-<span class="sourceLineNo">1820</span><a name="line.1820"></a>
-<span class="sourceLineNo">1821</span> /**<a name="line.1821"></a>
-<span class="sourceLineNo">1822</span> * Performs an atomic multi-mutate operation against the given table.<a name="line.1822"></a>
-<span class="sourceLineNo">1823</span> */<a name="line.1823"></a>
-<span class="sourceLineNo">1824</span> // Used by the RSGroup Coprocessor Endpoint. It had a copy/paste of the below. Need to reveal<a name="line.1824"></a>
-<span class="sourceLineNo">1825</span> // this facility for CPEP use or at least those CPEPs that are on their way to becoming part of<a name="line.1825"></a>
-<span class="sourceLineNo">1826</span> // core as is the intent for RSGroup eventually.<a name="line.1826"></a>
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-<span class="sourceLineNo">2124</span> // because of common starting indentation.<a name="line.2124"></a>
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+<span class="sourceLineNo">1749</span> //Puts for daughters<a name="line.1749"></a>
+<span class="sourceLineNo">1750</span> Put putA = makePutFromRegionInfo(splitA);<a name="line.1750"></a>
+<span class="sourceLineNo">1751</span> Put putB = makePutFromRegionInfo(splitB);<a name="line.1751"></a>
+<span class="sourceLineNo">1752</span><a name="line.1752"></a>
+<span class="sourceLineNo">1753</span> // Set initial state to CLOSED<a name="line.1753"></a>
+<span class="sourceLineNo">1754</span> // NOTE: If initial state is not set to CLOSED then daughter regions get added with the<a name="line.1754"></a>
+<span class="sourceLineNo">1755</span> // default OFFLINE state. If Master gets restarted after this step, start up sequence of<a name="line.1755"></a>
+<span class="sourceLineNo">1756</span> // master tries to assign these offline regions. This is followed by re-assignments of the<a name="line.1756"></a>
+<span class="sourceLineNo">1757</span> // daughter regions from resumed {@link SplitTableRegionProcedure}<a name="line.1757"></a>
+<span class="sourceLineNo">1758</span> addRegionStateToPut(putA, RegionState.State.CLOSED);<a name="line.1758"></a>
+<span class="sourceLineNo">1759</span> addRegionStateToPut(putA, RegionState.State.CLOSED);<a name="line.1759"></a>
+<span class="sourceLineNo">1760</span><a name="line.1760"></a>
+<span class="sourceLineNo">1761</span> addSequenceNum(putA, 1, -1, splitA.getReplicaId()); //new regions, openSeqNum = 1 is fine.<a name="line.1761"></a>
+<span class="sourceLineNo">1762</span> addSequenceNum(putB, 1, -1, splitB.getReplicaId());<a name="line.1762"></a>
+<span class="sourceLineNo">1763</span><a name="line.1763"></a>
+<span class="sourceLineNo">1764</span> // Add empty locations for region replicas of daughters so that number of replicas can be<a name="line.1764"></a>
+<span class="sourceLineNo">1765</span> // cached whenever the primary region is looked up from meta<a name="line.1765"></a>
+<span class="sourceLineNo">1766</span> for (int i = 1; i < regionReplication; i++) {<a name="line.1766"></a>
+<span class="sourceLineNo">1767</span> addEmptyLocation(putA, i);<a name="line.1767"></a>
+<span class="sourceLineNo">1768</span> addEmptyLocation(putB, i);<a name="line.1768"></a>
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+<span class="sourceLineNo">1770</span><a name="line.1770"></a>
+<span class="sourceLineNo">1771</span> Mutation[] mutations;<a name="line.1771"></a>
+<span class="sourceLineNo">1772</span> if (saveBarrier) {<a name="line.1772"></a>
+<span class="sourceLineNo">1773</span> Put parentPut = makeDaughterPut(parent.getEncodedNameAsBytes(),<a name="line.1773"></a>
+<span class="sourceLineNo">1774</span> Bytes.toBytes(splitA.getEncodedName() + "," + splitB.getEncodedName()));<a name="line.1774"></a>
+<span class="sourceLineNo">1775</span> Put daughterPutA = makeParentPut(splitA.getEncodedNameAsBytes(),<a name="line.1775"></a>
+<span class="sourceLineNo">1776</span> parent.getEncodedNameAsBytes());<a name="line.1776"></a>
+<span class="sourceLineNo">1777</span> Put daughterPutB = makeParentPut(splitB.getEncodedNameAsBytes(),<a name="line.1777"></a>
+<span class="sourceLineNo">1778</span> parent.getEncodedNameAsBytes());<a name="line.1778"></a>
+<span class="sourceLineNo">1779</span><a name="line.1779"></a>
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+<span class="sourceLineNo">1781</span> } else {<a name="line.1781"></a>
+<span class="sourceLineNo">1782</span> mutations = new Mutation[]{putParent, putA, putB};<a name="line.1782"></a>
+<span class="sourceLineNo">1783</span> }<a name="line.1783"></a>
+<span class="sourceLineNo">1784</span> byte[] tableRow = Bytes.toBytes(parent.getRegionNameAsString() + HConstants.DELIMITER);<a name="line.1784"></a>
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+<span class="sourceLineNo">1786</span> } finally {<a name="line.1786"></a>
+<span class="sourceLineNo">1787</span> meta.close();<a name="line.1787"></a>
+<span class="sourceLineNo">1788</span> }<a name="line.1788"></a>
+<span class="sourceLineNo">1789</span> }<a name="line.1789"></a>
+<span class="sourceLineNo">1790</span><a name="line.1790"></a>
+<span class="sourceLineNo">1791</span> /**<a name="line.1791"></a>
+<span class="sourceLineNo">1792</span> * Update state of the table in meta.<a name="line.1792"></a>
+<span class="sourceLineNo">1793</span> * @param connection what we use for update<a name="line.1793"></a>
+<span class="sourceLineNo">1794</span> * @param state new state<a name="line.1794"></a>
+<span class="sourceLineNo">1795</span> * @throws IOException<a name="line.1795"></a>
+<span class="sourceLineNo">1796</span> */<a name="line.1796"></a>
+<span class="sourceLineNo">1797</span> public static void updateTableState(Connection connection, TableState state)<a name="line.1797"></a>
+<span class="sourceLineNo">1798</span> throws IOException {<a name="line.1798"></a>
+<span class="sourceLineNo">1799</span> Put put = makePutFromTableState(state);<a name="line.1799"></a>
+<span class="sourceLineNo">1800</span> putToMetaTable(connection, put);<a name="line.1800"></a>
+<span class="sourceLineNo">1801</span> LOG.info(<a name="line.1801"></a>
+<span class="sourceLineNo">1802</span> "Updated table " + state.getTableName() + " state to " + state.getState() + " in META");<a name="line.1802"></a>
+<span class="sourceLineNo">1803</span> }<a name="line.1803"></a>
+<span class="sourceLineNo">1804</span><a name="line.1804"></a>
+<span class="sourceLineNo">1805</span> /**<a name="line.1805"></a>
+<span class="sourceLineNo">1806</span> * Construct PUT for given state<a name="line.1806"></a>
+<span class="sourceLineNo">1807</span> * @param state new state<a name="line.1807"></a>
+<span class="sourceLineNo">1808</span> */<a name="line.1808"></a>
+<span class="sourceLineNo">1809</span> public static Put makePutFromTableState(TableState state) {<a name="line.1809"></a>
+<span class="sourceLineNo">1810</span> long time = EnvironmentEdgeManager.currentTime();<a name="line.1810"></a>
+<span class="sourceLineNo">1811</span> Put put = new Put(state.getTableName().getName(), time);<a name="line.1811"></a>
+<span class="sourceLineNo">1812</span> put.addColumn(getTableFamily(), getTableStateColumn(), state.convert().toByteArray());<a name="line.1812"></a>
+<span class="sourceLineNo">1813</span> return put;<a name="line.1813"></a>
+<span class="sourceLineNo">1814</span> }<a name="line.1814"></a>
+<span class="sourceLineNo">1815</span><a name="line.1815"></a>
+<span class="sourceLineNo">1816</span> /**<a name="line.1816"></a>
+<span class="sourceLineNo">1817</span> * Remove state for table from meta<a name="line.1817"></a>
+<span class="sourceLineNo">1818</span> * @param connection to use for deletion<a name="line.1818"></a>
+<span class="sourceLineNo">1819</span> * @param table to delete state for<a name="line.1819"></a>
+<span class="sourceLineNo">1820</span> */<a name="line.1820"></a>
+<span class="sourceLineNo">1821</span> public static void deleteTableState(Connection connection, TableName table)<a name="line.1821"></a>
+<span class="sourceLineNo">1822</span> throws IOException {<a name="line.1822"></a>
+<span class="sourceLineNo">1823</span> long time = EnvironmentEdgeManager.currentTime();<a name="line.1823"></a>
+<span class="sourceLineNo">1824</span> Delete delete = new Delete(table.getName());<a name="line.1824"></a>
+<span class="sourceLineNo">1825</span> delete.addColumns(getTableFamily(), getTableStateColumn(), time);<a name="line.1825"></a>
+<span class="sourceLineNo">1826</span> deleteFromMetaTable(connection, delete);<a name="line.1826"></a>
+<span class="sourceLineNo">1827</span> LOG.info("Deleted table " + table + " state from META");<a name="line.1827"></a>
+<span class="sourceLineNo">1828</span> }<a name="line.1828"></a>
+<span class="sourceLineNo">1829</span><a name="line.1829"></a>
+<span class="sourceLineNo">1830</span> private static void multiMutate(Connection connection, Table table, byte[] row,<a name="line.1830"></a>
+<span class="sourceLineNo">1831</span> Mutation... mutations)<a name="line.1831"></a>
+<span class="sourceLineNo">1832</span> throws IOException {<a name="line.1832"></a>
+<span class="sourceLineNo">1833</span> multiMutate(connection, table, row, Arrays.asList(mutations));<a name="line.1833"></a>
+<span class="sourceLineNo">1834</span> }<a name="line.1834"></a>
+<span class="sourceLineNo">1835</span><a name="line.1835"></a>
+<span class="sourceLineNo">1836</span> /**<a name="line.1836"></a>
+<span class="sourceLineNo">1837</span> * Performs an atomic multi-mutate operation against the given table.<a name="line.1837"></a>
+<span class="sourceLineNo">1838</span> */<a name="line.1838"></a>
+<span class="sourceLineNo">1839</span> // Used by the RSGroup Coprocessor Endpoint. It had a copy/paste of the below. Need to reveal<a name="line.1839"></a>
+<span class="sourceLineNo">1840</span> // this facility for CPEP use or at least those CPEPs that are on their way to becoming part of<a name="line.1840"></a>
+<span class="sourceLineNo">1841</span> // core as is the intent for RSGroup eventually.<a name="line.1841"></a>
+<span class="sourceLineNo">1842</span> public static void multiMutate(Connection connection, final Table table, byte[] row,<a name="line.1842"></a>
+<span class="sourceLineNo">1843</span> final List<Mutation> mutations)<a name="line.1843"></a>
+<span class="sourceLineNo">1844</span> throws IOException {<a name="line.1844"></a>
+<span class="sourceLineNo">1845</span> debugLogMutations(mutations);<a name="line.1845"></a>
+<span class="sourceLineNo">1846</span> // TODO: Need rollback!!!!<a name="line.1846"></a>
+<span class="sourceLineNo">1847</span> // TODO: Need Retry!!!<a name="line.1847"></a>
+<span class="sourceLineNo">1848</span> // TODO: What for a timeout? Default write timeout? GET FROM HTABLE?<a name="line.1848"></a>
+<span class="sourceLineNo">1849</span> // TODO: Review when we come through with ProcedureV2.<a name="line.1849"></a>
+<span class="sourceLineNo">1850</span> RegionServerCallable<MutateRowsResponse,<a name="line.1850"></a>
+<span class="sourceLineNo">1851</span> MultiRowMutationProtos.MultiRowMutationService.BlockingInterface> callable =<a name="line.1851"></a>
+<span class="sourceLineNo">1852</span> new RegionServerCallable<MutateRowsResponse,<a name="line.1852"></a>
+<span class="sourceLineNo">1853</span> MultiRowMutationProtos.MultiRowMutationService.BlockingInterface>(<a name="line.1853"></a>
+<span class="sourceLineNo">1854</span> connection, table.getName(), row, null/*RpcController not used in this CPEP!*/) {<a name="line.1854"></a>
+<span class="sourceLineNo">1855</span> @Override<a name="line.1855"></a>
+<span class="sourceLineNo">1856</span> protected MutateRowsResponse rpcCall() throws Exception {<a name="line.1856"></a>
+<span class="sourceLineNo">1857</span> final MutateRowsRequest.Builder builder = MutateRowsRequest.newBuilder();<a name="line.1857"></a>
+<span class="sourceLineNo">1858</span> for (Mutation mutation : mutations) {<a name="line.1858"></a>
+<span class="sourceLineNo">1859</span> if (mutation instanceof Put) {<a name="line.1859"></a>
+<span class="sourceLineNo">1860</span> builder.addMutationRequest(ProtobufUtil.toMutation(<a name="line.1860"></a>
+<span class="sourceLineNo">1861</span> ClientProtos.MutationProto.MutationType.PUT, mutation));<a name="line.1861"></a>
+<span class="sourceLineNo">1862</span> } else if (mutation instanceof Delete) {<a name="line.1862"></a>
+<span class="sourceLineNo">1863</span> builder.addMutationRequest(ProtobufUtil.toMutation(<a name="line.1863"></a>
+<span class="sourceLineNo">1864</span> ClientProtos.MutationProto.MutationType.DELETE, mutation));<a name="line.1864"></a>
+<span class="sourceLineNo">1865</span> } else {<a name="line.1865"></a>
+<span class="sourceLineNo">1866</span> throw new DoNotRetryIOException("multi in MetaEditor doesn't support "<a name="line.1866"></a>
+<span class="sourceLineNo">1867</span> + mutation.getClass().getName());<a name="line.1867"></a>
+<span class="sourceLineNo">1868</span> }<a name="line.1868"></a>
+<span class="sourceLineNo">1869</span> }<a name="line.1869"></a>
+<span class="sourceLineNo">1870</span> // The call to #prepare that ran before this invocation will have populated HRegionLocation.<a name="line.1870"></a>
+<span class="sourceLineNo">1871</span> HRegionLocation hrl = getLocation();<a name="line.1871"></a>
+<span class="sourceLineNo">1872</span> RegionSpecifier region = ProtobufUtil.buildRegionSpecifier(<a name="line.1872"></a>
+<span class="sourceLineNo">1873</span> RegionSpecifierType.REGION_NAME, hrl.getRegionInfo().getRegionName());<a name="line.1873"></a>
+<span class="sourceLineNo">1874</span> builder.setRegion(region);<a name="line.1874"></a>
+<span class="sourceLineNo">1875</span> // The rpcController here is awkward. The Coprocessor Endpoint wants an instance of a<a name="line.1875"></a>
+<span class="sourceLineNo">1876</span> // com.google.protobuf but we are going over an rpc that is all shaded protobuf so it<a name="line.1876"></a>
+<span class="sourceLineNo">1877</span> // wants a org.apache.h.h.shaded.com.google.protobuf.RpcController. Set up a factory<a name="line.1877"></a>
+<span class="sourceLineNo">1878</span> // that makes com.google.protobuf.RpcController and then copy into it configs.<a name="line.1878"></a>
+<span class="sourceLineNo">1879</span> return getStub().mutateRows(null, builder.build());<a name="line.1879"></a>
+<span class="sourceLineNo">1880</span> }<a name="line.1880"></a>
+<span class="sourceLineNo">1881</span><a name="line.1881"></a>
+<span class="sourceLineNo">1882</span> @Override<a name="line.1882"></a>
+<span class="sourceLineNo">1883</span> // Called on the end of the super.prepare call. Set the stub.<a name="line.1883"></a>
+<span class="sourceLineNo">1884</span> protected void setStubByServiceName(ServerName serviceName/*Ignored*/) throws IOException {<a name="line.1884"></a>
+<span class="sourceLineNo">1885</span> CoprocessorRpcChannel channel = table.coprocessorService(getRow());<a name="line.1885"></a>
+<span class="sourceLineNo">1886</span> setStub(MultiRowMutationProtos.MultiRowMutationService.newBlockingStub(channel));<a name="line.1886"></a>
+<span class="sourceLineNo">1887</span> }<a name="line.1887"></a>
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+<span class="sourceLineNo">2004</span> * @param connection connection we're using<a name="line.2004"></a>
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+<span class="sourceLineNo">2044</span> /**<a name="line.2044"></a>
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+<span class="sourceLineNo">2052</span> long time = EnvironmentEdgeManager.currentTime();<a name="line.2052"></a>
+<span class="sourceLineNo">2053</span> Delete delete = new Delete(mergedRegion.getRegionName());<a name="line.20
<TRUNCATED>