Examples with BadRequestException co.cask.cdap.common.BadRequestException used on opensource projects

Example 71 with BadRequestException

use of co.cask.cdap.common.BadRequestException in project cdap by caskdata.

the class DatasetAdminService method drop.

public void drop(final DatasetId datasetInstanceId, final DatasetTypeMeta typeMeta, final DatasetSpecification spec) throws Exception {
    LOG.info("Dropping dataset with spec: {}, type meta: {}", spec, typeMeta);
    try (DatasetClassLoaderProvider classLoaderProvider = new DirectoryClassLoaderProvider(cConf, locationFactory)) {
        UserGroupInformation ugi = getUgiForDataset(impersonator, datasetInstanceId);
        ImpersonationUtils.doAs(ugi, new Callable<Void>() {

            @Override
            public Void call() throws Exception {
                DatasetType type = dsFramework.getDatasetType(typeMeta, null, classLoaderProvider);
                if (type == null) {
                    throw new BadRequestException(String.format("Cannot instantiate dataset type using provided type meta: %s", typeMeta));
                }
                DatasetAdmin admin = type.getAdmin(DatasetContext.from(datasetInstanceId.getNamespace()), spec);
                admin.drop();
                return null;
            }
        });
    }
    // Remove metadata for the dataset
    metadataStore.removeMetadata(datasetInstanceId);
}

Example 72 with BadRequestException

use of co.cask.cdap.common.BadRequestException in project cdap by caskdata.

the class DatasetAdminOpHTTPHandler method drop.

@POST
@Path("/data/datasets/{name}/admin/drop")
public void drop(HttpRequest request, HttpResponder responder, @PathParam("namespace-id") String namespaceId, @PathParam("name") String instanceName) throws Exception {
    propagateUserId(request);
    InternalDatasetDropParams params = GSON.fromJson(request.getContent().toString(Charsets.UTF_8), InternalDatasetDropParams.class);
    Preconditions.checkArgument(params.getInstanceSpec() != null, "Missing required 'instanceSpec' parameter.");
    Preconditions.checkArgument(params.getTypeMeta() != null, "Missing required 'typeMeta' parameter.");
    DatasetSpecification spec = params.getInstanceSpec();
    DatasetTypeMeta typeMeta = params.getTypeMeta();
    try {
        datasetAdminService.drop(new DatasetId(namespaceId, instanceName), typeMeta, spec);
        responder.sendJson(HttpResponseStatus.OK, spec);
    } catch (BadRequestException e) {
        responder.sendString(HttpResponseStatus.BAD_REQUEST, e.getMessage());
    }
}

Example 73 with BadRequestException

use of co.cask.cdap.common.BadRequestException in project cdap by caskdata.

the class MetadataHttpHandler method searchMetadata.

@GET
@Path("/namespaces/{namespace-id}/metadata/search")
public void searchMetadata(HttpRequest request, HttpResponder responder, @PathParam("namespace-id") String namespaceId, @QueryParam("query") String searchQuery, @QueryParam("target") List<String> targets, @QueryParam("sort") @DefaultValue("") String sort, @QueryParam("offset") @DefaultValue("0") int offset, // 2147483647 is Integer.MAX_VALUE
@QueryParam("limit") @DefaultValue("2147483647") int limit, @QueryParam("numCursors") @DefaultValue("0") int numCursors, @QueryParam("cursor") @DefaultValue("") String cursor, @QueryParam("showHidden") @DefaultValue("false") boolean showHidden, @Nullable @QueryParam("entityScope") String entityScope) throws Exception {
    if (searchQuery == null || searchQuery.isEmpty()) {
        throw new BadRequestException("query is not specified");
    }
    Set<EntityTypeSimpleName> types = Collections.emptySet();
    if (targets != null) {
        types = ImmutableSet.copyOf(Iterables.transform(targets, STRING_TO_TARGET_TYPE));
    }
    SortInfo sortInfo = SortInfo.of(URLDecoder.decode(sort, "UTF-8"));
    if (SortInfo.DEFAULT.equals(sortInfo)) {
        if (!(cursor.isEmpty()) || 0 != numCursors) {
            throw new BadRequestException("Cursors are not supported when sort info is not specified.");
        }
    }
    try {
        MetadataSearchResponse response = metadataAdmin.search(namespaceId, URLDecoder.decode(searchQuery, "UTF-8"), types, sortInfo, offset, limit, numCursors, cursor, showHidden, validateEntityScope(entityScope));
        responder.sendJson(HttpResponseStatus.OK, response, MetadataSearchResponse.class, GSON);
    } catch (Exception e) {
        // if MetadataDataset throws an exception, it gets wrapped
        if (Throwables.getRootCause(e) instanceof BadRequestException) {
            throw new BadRequestException(e.getMessage(), e);
        }
        throw e;
    }
}

Example 74 with BadRequestException

use of co.cask.cdap.common.BadRequestException in project cdap by caskdata.

the class MetadataHttpHandler method readMetadata.

private Map<String, String> readMetadata(HttpRequest request) throws BadRequestException {
    ChannelBuffer content = request.getContent();
    if (!content.readable()) {
        throw new BadRequestException("Unable to read metadata properties from the request.");
    }
    Map<String, String> metadata;
    try (Reader reader = new InputStreamReader(new ChannelBufferInputStream(content), Charsets.UTF_8)) {
        metadata = GSON.fromJson(reader, MAP_STRING_STRING_TYPE);
    } catch (IOException e) {
        throw new BadRequestException("Unable to read metadata properties from the request.", e);
    }
    if (metadata == null) {
        throw new BadRequestException("Null metadata was read from the request");
    }
    return metadata;
}

Example 75 with BadRequestException

use of co.cask.cdap.common.BadRequestException in project cdap by caskdata.

the class StreamHandler method getAndValidateConfig.

/**
   * Gets stream properties from the request. If there is request is invalid, a BadRequestException will be thrown.
   */
private StreamProperties getAndValidateConfig(HttpRequest request) throws BadRequestException {
    Reader reader = new InputStreamReader(new ChannelBufferInputStream(request.getContent()));
    StreamProperties properties;
    try {
        properties = GSON.fromJson(reader, StreamProperties.class);
    } catch (Exception e) {
        throw new BadRequestException("Invalid stream configuration. Please check that the " + "configuration is a valid JSON Object with a valid schema. Cause: " + e.getMessage());
    }
    // Validate ttl
    Long ttl = properties.getTTL();
    if (ttl != null && ttl < 0) {
        throw new BadRequestException("Invalid TTL " + ttl + ". TTL value should be positive.");
    }
    // Validate format
    FormatSpecification formatSpec = properties.getFormat();
    if (formatSpec != null) {
        String formatName = formatSpec.getName();
        if (formatName == null) {
            throw new BadRequestException("A format name must be specified.");
        }
        try {
            // if a format is given, make sure it is a valid format,
            // check that we can instantiate the format class
            RecordFormat<?, ?> format = RecordFormats.createInitializedFormat(formatSpec);
            // the request may contain a null schema, in which case the default schema of the format should be used.
            // create a new specification object that is guaranteed to have a non-null schema.
            formatSpec = new FormatSpecification(formatSpec.getName(), format.getSchema(), formatSpec.getSettings());
        } catch (UnsupportedTypeException e) {
            throw new BadRequestException("Format " + formatName + " does not support the requested schema.");
        } catch (Exception e) {
            throw new BadRequestException("Invalid format, unable to instantiate format " + formatName);
        }
    }
    // Validate notification threshold
    Integer threshold = properties.getNotificationThresholdMB();
    if (threshold != null && threshold <= 0) {
        throw new BadRequestException("Invalid threshold " + threshold + ". Threshold value should be greater than zero.");
    }
    // validate owner principal if one is provided
    if (properties.getOwnerPrincipal() != null) {
        SecurityUtil.validateKerberosPrincipal(properties.getOwnerPrincipal());
    }
    return new StreamProperties(ttl, formatSpec, threshold, properties.getDescription(), properties.getOwnerPrincipal());
}