Examples with TableDescriptor org.apache.hadoop.hbase.client.TableDescriptor used on opensource projects

Example 11 with TableDescriptor

use of org.apache.hadoop.hbase.client.TableDescriptor in project hbase by apache.

the class TestBackupBase method createTables.

protected static void createTables() throws Exception {
    long tid = EnvironmentEdgeManager.currentTime();
    table1 = TableName.valueOf("test-" + tid);
    Admin ha = TEST_UTIL.getAdmin();
    // Create namespaces
    ha.createNamespace(NamespaceDescriptor.create("ns1").build());
    ha.createNamespace(NamespaceDescriptor.create("ns2").build());
    ha.createNamespace(NamespaceDescriptor.create("ns3").build());
    ha.createNamespace(NamespaceDescriptor.create("ns4").build());
    TableDescriptor desc = TableDescriptorBuilder.newBuilder(table1).setColumnFamily(ColumnFamilyDescriptorBuilder.of(famName)).build();
    ha.createTable(desc);
    table1Desc = desc;
    Connection conn = ConnectionFactory.createConnection(conf1);
    Table table = conn.getTable(table1);
    loadTable(table);
    table.close();
    table2 = TableName.valueOf("ns2:test-" + tid + 1);
    desc = TableDescriptorBuilder.newBuilder(table2).setColumnFamily(ColumnFamilyDescriptorBuilder.of(famName)).build();
    ha.createTable(desc);
    table = conn.getTable(table2);
    loadTable(table);
    table.close();
    table3 = TableName.valueOf("ns3:test-" + tid + 2);
    table = TEST_UTIL.createTable(table3, famName);
    table.close();
    table4 = TableName.valueOf("ns4:test-" + tid + 3);
    table = TEST_UTIL.createTable(table4, famName);
    table.close();
    ha.close();
    conn.close();
}

Example 12 with TableDescriptor

use of org.apache.hadoop.hbase.client.TableDescriptor in project hbase by apache.

the class MasterRpcServices method getRSGroupInfoOfTable.

@Override
public GetRSGroupInfoOfTableResponse getRSGroupInfoOfTable(RpcController controller, GetRSGroupInfoOfTableRequest request) throws ServiceException {
    TableName tableName = ProtobufUtil.toTableName(request.getTableName());
    LOG.info(server.getClientIdAuditPrefix() + " initiates rsgroup info retrieval, table=" + tableName);
    try {
        if (server.getMasterCoprocessorHost() != null) {
            server.getMasterCoprocessorHost().preGetRSGroupInfoOfTable(tableName);
        }
        GetRSGroupInfoOfTableResponse resp;
        TableDescriptor td = server.getTableDescriptors().get(tableName);
        if (td == null) {
            resp = GetRSGroupInfoOfTableResponse.getDefaultInstance();
        } else {
            RSGroupInfo rsGroupInfo = RSGroupUtil.getRSGroupInfo(server, server.getRSGroupInfoManager(), tableName).orElse(server.getRSGroupInfoManager().getRSGroup(RSGroupInfo.DEFAULT_GROUP));
            resp = GetRSGroupInfoOfTableResponse.newBuilder().setRSGroupInfo(ProtobufUtil.toProtoGroupInfo(rsGroupInfo)).build();
        }
        if (server.getMasterCoprocessorHost() != null) {
            server.getMasterCoprocessorHost().postGetRSGroupInfoOfTable(tableName);
        }
        return resp;
    } catch (IOException e) {
        throw new ServiceException(e);
    }
}

Example 13 with TableDescriptor

use of org.apache.hadoop.hbase.client.TableDescriptor in project hbase by apache.

the class AssignmentManager method markRegionAsMerged.

/**
 * When called here, the merge has happened. The merged regions have been
 * unassigned and the above markRegionClosed has been called on each so they have been
 * disassociated from a hosting Server. The merged region will be open after this call. The
 * merged regions are removed from hbase:meta below. Later they are deleted from the filesystem
 * by the catalog janitor running against hbase:meta. It notices when the merged region no
 * longer holds references to the old regions (References are deleted after a compaction
 * rewrites what the Reference points at but not until the archiver chore runs, are the
 * References removed).
 */
public void markRegionAsMerged(final RegionInfo child, final ServerName serverName, RegionInfo[] mergeParents) throws IOException {
    final RegionStateNode node = regionStates.getOrCreateRegionStateNode(child);
    node.setState(State.MERGED);
    for (RegionInfo ri : mergeParents) {
        regionStates.deleteRegion(ri);
    }
    TableDescriptor td = master.getTableDescriptors().get(child.getTable());
    regionStateStore.mergeRegions(child, mergeParents, serverName, td);
    if (shouldAssignFavoredNodes(child)) {
        getFavoredNodePromoter().generateFavoredNodesForMergedRegion(child, mergeParents);
    }
}

Example 14 with TableDescriptor

use of org.apache.hadoop.hbase.client.TableDescriptor in project hbase by apache.

the class MasterRpcServices method getTableDescriptors.

/**
 * Get list of TableDescriptors for requested tables.
 * @param c Unused (set to null).
 * @param req GetTableDescriptorsRequest that contains:
 *     - tableNames: requested tables, or if empty, all are requested.
 * @return GetTableDescriptorsResponse
 * @throws ServiceException
 */
@Override
public GetTableDescriptorsResponse getTableDescriptors(RpcController c, GetTableDescriptorsRequest req) throws ServiceException {
    try {
        server.checkInitialized();
        final String regex = req.hasRegex() ? req.getRegex() : null;
        final String namespace = req.hasNamespace() ? req.getNamespace() : null;
        List<TableName> tableNameList = null;
        if (req.getTableNamesCount() > 0) {
            tableNameList = new ArrayList<TableName>(req.getTableNamesCount());
            for (HBaseProtos.TableName tableNamePB : req.getTableNamesList()) {
                tableNameList.add(ProtobufUtil.toTableName(tableNamePB));
            }
        }
        List<TableDescriptor> descriptors = server.listTableDescriptors(namespace, regex, tableNameList, req.getIncludeSysTables());
        GetTableDescriptorsResponse.Builder builder = GetTableDescriptorsResponse.newBuilder();
        if (descriptors != null && descriptors.size() > 0) {
            // Add the table descriptors to the response
            for (TableDescriptor htd : descriptors) {
                builder.addTableSchema(ProtobufUtil.toTableSchema(htd));
            }
        }
        return builder.build();
    } catch (IOException ioe) {
        throw new ServiceException(ioe);
    }
}

Example 15 with TableDescriptor

use of org.apache.hadoop.hbase.client.TableDescriptor in project hbase by apache.

the class MetricsMasterWrapperImpl method getRegionCounts.

@Override
public PairOfSameType<Integer> getRegionCounts() {
    try {
        if (!master.isInitialized()) {
            return new PairOfSameType<>(0, 0);
        }
        Integer onlineRegionCount = 0;
        Integer offlineRegionCount = 0;
        List<TableDescriptor> descriptors = master.listTableDescriptors(null, null, null, false);
        for (TableDescriptor htDesc : descriptors) {
            TableName tableName = htDesc.getTableName();
            Map<RegionState.State, List<RegionInfo>> tableRegions = master.getAssignmentManager().getRegionStates().getRegionByStateOfTable(tableName);
            onlineRegionCount += tableRegions.get(RegionState.State.OPEN).size();
            offlineRegionCount += tableRegions.get(RegionState.State.OFFLINE).size();
        }
        return new PairOfSameType<>(onlineRegionCount, offlineRegionCount);
    } catch (IOException e) {
        return new PairOfSameType<>(0, 0);
    }
}