Examples with TableNotFoundException org.apache.hadoop.hbase.TableNotFoundException used on opensource projects

Example 6 with TableNotFoundException

use of org.apache.hadoop.hbase.TableNotFoundException in project hbase by apache.

the class ScannerResource method update.

Response update(final ScannerModel model, final boolean replace, final UriInfo uriInfo) {
    servlet.getMetrics().incrementRequests(1);
    if (servlet.isReadOnly()) {
        return Response.status(Response.Status.FORBIDDEN).type(MIMETYPE_TEXT).entity("Forbidden" + CRLF).build();
    }
    byte[] endRow = model.hasEndRow() ? model.getEndRow() : null;
    RowSpec spec = null;
    if (model.getLabels() != null) {
        spec = new RowSpec(model.getStartRow(), endRow, model.getColumns(), model.getStartTime(), model.getEndTime(), model.getMaxVersions(), model.getLabels());
    } else {
        spec = new RowSpec(model.getStartRow(), endRow, model.getColumns(), model.getStartTime(), model.getEndTime(), model.getMaxVersions());
    }
    try {
        Filter filter = ScannerResultGenerator.buildFilterFromModel(model);
        String tableName = tableResource.getName();
        ScannerResultGenerator gen = new ScannerResultGenerator(tableName, spec, filter, model.getCaching(), model.getCacheBlocks());
        String id = gen.getID();
        ScannerInstanceResource instance = new ScannerInstanceResource(tableName, id, gen, model.getBatch());
        scanners.put(id, instance);
        if (LOG.isTraceEnabled()) {
            LOG.trace("new scanner: " + id);
        }
        UriBuilder builder = uriInfo.getAbsolutePathBuilder();
        URI uri = builder.path(id).build();
        servlet.getMetrics().incrementSucessfulPutRequests(1);
        return Response.created(uri).build();
    } catch (Exception e) {
        servlet.getMetrics().incrementFailedPutRequests(1);
        if (e instanceof TableNotFoundException) {
            return Response.status(Response.Status.NOT_FOUND).type(MIMETYPE_TEXT).entity("Not found" + CRLF).build();
        } else if (e instanceof RuntimeException) {
            return Response.status(Response.Status.BAD_REQUEST).type(MIMETYPE_TEXT).entity("Bad request" + CRLF).build();
        }
        return Response.status(Response.Status.SERVICE_UNAVAILABLE).type(MIMETYPE_TEXT).entity("Unavailable" + CRLF).build();
    }
}

Example 7 with TableNotFoundException

use of org.apache.hadoop.hbase.TableNotFoundException in project hbase by apache.

the class ScannerResultGenerator method next.

public Cell next() {
    if (cache != null) {
        Cell kv = cache;
        cache = null;
        return kv;
    }
    boolean loop;
    do {
        loop = false;
        if (rowI != null) {
            if (rowI.hasNext()) {
                return rowI.next();
            } else {
                rowI = null;
            }
        }
        if (cached != null) {
            rowI = cached.listCells().iterator();
            loop = true;
            cached = null;
        } else {
            Result result = null;
            try {
                result = scanner.next();
            } catch (UnknownScannerException e) {
                throw new IllegalArgumentException(e);
            } catch (TableNotEnabledException tnee) {
                throw new IllegalStateException(tnee);
            } catch (TableNotFoundException tnfe) {
                throw new IllegalArgumentException(tnfe);
            } catch (IOException e) {
                LOG.error(StringUtils.stringifyException(e));
            }
            if (result != null && !result.isEmpty()) {
                rowI = result.listCells().iterator();
                loop = true;
            }
        }
    } while (loop);
    return null;
}

Example 8 with TableNotFoundException

use of org.apache.hadoop.hbase.TableNotFoundException in project hbase by apache.

the class RegionsResource method get.

@GET
@Produces({ MIMETYPE_TEXT, MIMETYPE_XML, MIMETYPE_JSON, MIMETYPE_PROTOBUF, MIMETYPE_PROTOBUF_IETF })
public Response get(@Context final UriInfo uriInfo) {
    if (LOG.isTraceEnabled()) {
        LOG.trace("GET " + uriInfo.getAbsolutePath());
    }
    servlet.getMetrics().incrementRequests(1);
    try {
        TableName tableName = TableName.valueOf(tableResource.getName());
        TableInfoModel model = new TableInfoModel(tableName.getNameAsString());
        Connection connection = ConnectionFactory.createConnection(servlet.getConfiguration());
        @SuppressWarnings("deprecation") Map<HRegionInfo, ServerName> regions = MetaTableAccessor.allTableRegions(connection, tableName);
        connection.close();
        for (Map.Entry<HRegionInfo, ServerName> e : regions.entrySet()) {
            HRegionInfo hri = e.getKey();
            ServerName addr = e.getValue();
            model.add(new TableRegionModel(tableName.getNameAsString(), hri.getRegionId(), hri.getStartKey(), hri.getEndKey(), addr.getHostAndPort()));
        }
        ResponseBuilder response = Response.ok(model);
        response.cacheControl(cacheControl);
        servlet.getMetrics().incrementSucessfulGetRequests(1);
        return response.build();
    } catch (TableNotFoundException e) {
        servlet.getMetrics().incrementFailedGetRequests(1);
        return Response.status(Response.Status.NOT_FOUND).type(MIMETYPE_TEXT).entity("Not found" + CRLF).build();
    } catch (IOException e) {
        servlet.getMetrics().incrementFailedGetRequests(1);
        return Response.status(Response.Status.SERVICE_UNAVAILABLE).type(MIMETYPE_TEXT).entity("Unavailable" + CRLF).build();
    }
}

Example 9 with TableNotFoundException

use of org.apache.hadoop.hbase.TableNotFoundException in project hbase by apache.

the class RestoreSnapshotProcedure method prepareRestore.

/**
   * Action before any real action of restoring from snapshot.
   * @param env MasterProcedureEnv
   * @throws IOException
   */
private void prepareRestore(final MasterProcedureEnv env) throws IOException {
    final TableName tableName = getTableName();
    // Checks whether the table exists
    if (!MetaTableAccessor.tableExists(env.getMasterServices().getConnection(), tableName)) {
        throw new TableNotFoundException(tableName);
    }
    // Check whether table is disabled.
    env.getMasterServices().checkTableModifiable(tableName);
    // Check that we have at least 1 CF
    if (modifiedHTableDescriptor.getColumnFamilyCount() == 0) {
        throw new DoNotRetryIOException("Table " + getTableName().toString() + " should have at least one column family.");
    }
    if (!getTableName().isSystemTable()) {
        // Table already exist. Check and update the region quota for this table namespace.
        final MasterFileSystem mfs = env.getMasterServices().getMasterFileSystem();
        SnapshotManifest manifest = SnapshotManifest.open(env.getMasterConfiguration(), mfs.getFileSystem(), SnapshotDescriptionUtils.getCompletedSnapshotDir(snapshot, mfs.getRootDir()), snapshot);
        int snapshotRegionCount = manifest.getRegionManifestsMap().size();
        int tableRegionCount = ProcedureSyncWait.getMasterQuotaManager(env).getRegionCountOfTable(tableName);
        if (snapshotRegionCount > 0 && tableRegionCount != snapshotRegionCount) {
            ProcedureSyncWait.getMasterQuotaManager(env).checkAndUpdateNamespaceRegionQuota(tableName, snapshotRegionCount);
        }
    }
}

Example 10 with TableNotFoundException

use of org.apache.hadoop.hbase.TableNotFoundException in project hbase by apache.

the class Canary method sniff.

/*
   * Loops over regions that owns this table, and output some information abouts the state.
   */
private static List<Future<Void>> sniff(final Admin admin, final Sink sink, HTableDescriptor tableDesc, ExecutorService executor, TaskType taskType, boolean rawScanEnabled) throws Exception {
    if (LOG.isDebugEnabled()) {
        LOG.debug(String.format("reading list of regions for table %s", tableDesc.getTableName()));
    }
    Table table = null;
    try {
        table = admin.getConnection().getTable(tableDesc.getTableName());
    } catch (TableNotFoundException e) {
        return new ArrayList<>();
    } finally {
        if (table != null) {
            table.close();
        }
    }
    List<RegionTask> tasks = new ArrayList<>();
    RegionLocator regionLocator = null;
    try {
        regionLocator = admin.getConnection().getRegionLocator(tableDesc.getTableName());
        for (HRegionLocation location : regionLocator.getAllRegionLocations()) {
            ServerName rs = location.getServerName();
            HRegionInfo region = location.getRegionInfo();
            tasks.add(new RegionTask(admin.getConnection(), region, rs, sink, taskType, rawScanEnabled));
        }
    } finally {
        if (regionLocator != null) {
            regionLocator.close();
        }
    }
    return executor.invokeAll(tasks);
}