Examples with RegionCoprocessorEnvironment org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment used on opensource projects

Example 46 with RegionCoprocessorEnvironment

use of org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment in project cdap by caskdata.

the class PayloadTableRegionObserver method start.

@Override
public void start(CoprocessorEnvironment e) throws IOException {
    if (e instanceof RegionCoprocessorEnvironment) {
        RegionCoprocessorEnvironment env = (RegionCoprocessorEnvironment) e;
        HTableDescriptor tableDesc = env.getRegion().getTableDesc();
        String metadataTableNamespace = tableDesc.getValue(Constants.MessagingSystem.HBASE_METADATA_TABLE_NAMESPACE);
        String hbaseNamespacePrefix = tableDesc.getValue(Constants.Dataset.TABLE_PREFIX);
        prefixLength = Integer.valueOf(tableDesc.getValue(Constants.MessagingSystem.HBASE_MESSAGING_TABLE_PREFIX_NUM_BYTES));
        String sysConfigTablePrefix = HTableNameConverter.getSysConfigTablePrefix(hbaseNamespacePrefix);
        CConfigurationReader cConfReader = new CConfigurationReader(env.getConfiguration(), sysConfigTablePrefix);
        topicMetadataCacheSupplier = new TopicMetadataCacheSupplier(env, cConfReader, hbaseNamespacePrefix, metadataTableNamespace, new DefaultScanBuilder());
        topicMetadataCache = topicMetadataCacheSupplier.get();
    }
}

Example 47 with RegionCoprocessorEnvironment

use of org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment in project cdap by caskdata.

the class MessageTableRegionObserver method start.

@Override
public void start(CoprocessorEnvironment e) throws IOException {
    if (e instanceof RegionCoprocessorEnvironment) {
        RegionCoprocessorEnvironment env = (RegionCoprocessorEnvironment) e;
        HTableDescriptor tableDesc = env.getRegion().getTableDesc();
        String metadataTableNamespace = tableDesc.getValue(Constants.MessagingSystem.HBASE_METADATA_TABLE_NAMESPACE);
        String hbaseNamespacePrefix = tableDesc.getValue(Constants.Dataset.TABLE_PREFIX);
        prefixLength = Integer.valueOf(tableDesc.getValue(Constants.MessagingSystem.HBASE_MESSAGING_TABLE_PREFIX_NUM_BYTES));
        String sysConfigTablePrefix = HTableNameConverter.getSysConfigTablePrefix(hbaseNamespacePrefix);
        CConfigurationReader cConfReader = new CConfigurationReader(env.getConfiguration(), sysConfigTablePrefix);
        txStateCacheSupplier = getTransactionStateCacheSupplier(hbaseNamespacePrefix, env.getConfiguration());
        txStateCache = txStateCacheSupplier.get();
        topicMetadataCacheSupplier = new TopicMetadataCacheSupplier(env, cConfReader, hbaseNamespacePrefix, metadataTableNamespace, new HBase11ScanBuilder());
        topicMetadataCache = topicMetadataCacheSupplier.get();
    }
}

Example 48 with RegionCoprocessorEnvironment

use of org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment in project hbase by apache.

the class SecureBulkLoadManager method cleanupBulkLoad.

public void cleanupBulkLoad(final Region region, final CleanupBulkLoadRequest request) throws IOException {
    List<BulkLoadObserver> bulkLoadObservers = getBulkLoadObservers(region);
    if (bulkLoadObservers != null && bulkLoadObservers.size() != 0) {
        ObserverContext<RegionCoprocessorEnvironment> ctx = new ObserverContext<>(getActiveUser());
        ctx.prepare((RegionCoprocessorEnvironment) region.getCoprocessorHost().findCoprocessorEnvironment(BulkLoadObserver.class).get(0));
        for (BulkLoadObserver bulkLoadObserver : bulkLoadObservers) {
            bulkLoadObserver.preCleanupBulkLoad(ctx, request);
        }
    }
    fs.delete(new Path(request.getBulkToken()), true);
}

Example 49 with RegionCoprocessorEnvironment

use of org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment in project hbase by apache.

the class CoprocessorHConnection method getConnectionForEnvironment.

/**
   * Create a {@link ClusterConnection} based on the environment in which we are running the
   * coprocessor. The {@link ClusterConnection} must be externally cleaned up
   * (we bypass the usual HTable cleanup mechanisms since we own everything).
   * @param env environment hosting the {@link ClusterConnection}
   * @return instance of {@link ClusterConnection}.
   * @throws IOException if we cannot create the connection
   */
public static ClusterConnection getConnectionForEnvironment(CoprocessorEnvironment env) throws IOException {
    // this bit is a little hacky - just trying to get it going for the moment
    if (env instanceof RegionCoprocessorEnvironment) {
        RegionCoprocessorEnvironment e = (RegionCoprocessorEnvironment) env;
        RegionServerServices services = e.getRegionServerServices();
        if (services instanceof HRegionServer) {
            return new CoprocessorHConnection((HRegionServer) services);
        }
    }
    return (ClusterConnection) ConnectionFactory.createConnection(env.getConfiguration());
}

Example 50 with RegionCoprocessorEnvironment

use of org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment in project hadoop by apache.

the class FlowRunCoprocessor method start.

@Override
public void start(CoprocessorEnvironment e) throws IOException {
    if (e instanceof RegionCoprocessorEnvironment) {
        RegionCoprocessorEnvironment env = (RegionCoprocessorEnvironment) e;
        this.region = env.getRegion();
        isFlowRunRegion = HBaseTimelineStorageUtils.isFlowRunTable(region.getRegionInfo(), env.getConfiguration());
    }
}