Examples with ByteBufInputStream io.netty.buffer.ByteBufInputStream used on opensource projects

Example 16 with ByteBufInputStream

use of io.netty.buffer.ByteBufInputStream in project cdap by caskdata.

the class MetadataHttpHandler method readArray.

private String[] readArray(FullHttpRequest request) throws BadRequestException {
    ByteBuf content = request.content();
    if (!content.isReadable()) {
        throw new BadRequestException("Unable to read a list of tags from the request.");
    }
    List<String> toReturn;
    try (Reader reader = new InputStreamReader(new ByteBufInputStream(content), StandardCharsets.UTF_8)) {
        toReturn = GSON.fromJson(reader, LIST_STRING_TYPE);
    } catch (IOException e) {
        throw new BadRequestException("Unable to read a list of tags from the request.", e);
    }
    if (toReturn == null) {
        throw new BadRequestException("Null tags were read from the request.");
    }
    return toReturn.toArray(new String[toReturn.size()]);
}

Example 17 with ByteBufInputStream

use of io.netty.buffer.ByteBufInputStream in project alien4cloud by alien4cloud.

the class StompClientHandler method messageReceived.

@Override
public void messageReceived(ChannelHandlerContext ctx, Object msg) throws Exception {
    StompFrame frame = (StompFrame) msg;
    String destination = null;
    if (frame.headers().get(StompHeaders.DESTINATION) != null) {
        destination = frame.headers().get(StompHeaders.DESTINATION).toString();
    }
    if (log.isDebugEnabled()) {
        log.debug("Received frame {} from topic {}", toString(frame), destination);
    }
    IStompCallback callback = null;
    if (destination != null) {
        callback = handlers.get(destination);
        if (callback == null) {
            throw new IllegalStateException("Received message for a topic that was never registered before");
        }
    }
    switch(frame.command()) {
        case CONNECTED:
            connectFuture.setSuccess();
            break;
        case MESSAGE:
            if (String.class == callback.getExpectedDataType()) {
                callback.onData(frame.headers().get(StompHeaders.DESTINATION).toString(), frame.content().toString(Charset.forName("UTF-8")));
            } else {
                callback.onData(frame.headers().get(StompHeaders.DESTINATION).toString(), JsonUtil.readObject(new ByteBufInputStream(frame.content()), callback.getExpectedDataType()));
            }
            break;
        case ERROR:
            String frameText = toString(frame);
            log.error("Received stomp error {} for topic {}", frameText, destination);
            callback.onError(new StompErrorException("Stomp error for destination " + destination + " :\n" + frameText));
            break;
        default:
            frameText = toString(frame);
            log.error("Received unknown frame {} for topic {}", frameText, destination);
            callback.onError(new StompUnknownCommandException("Unknown stomp command " + frame.command() + " from frame :\n" + frameText));
            break;
    }
}

Example 18 with ByteBufInputStream

use of io.netty.buffer.ByteBufInputStream in project cdap by caskdata.

the class ArtifactHttpHandler method getArtifactProperties.

@POST
@Path("/namespaces/{namespace-id}/artifactproperties")
public void getArtifactProperties(FullHttpRequest request, HttpResponder responder, @PathParam("namespace-id") String namespaceId) throws Exception {
    NamespaceId namespace = validateAndGetNamespace(namespaceId);
    List<ArtifactPropertiesRequest> propertyRequests;
    try (Reader reader = new InputStreamReader(new ByteBufInputStream(request.content()), StandardCharsets.UTF_8)) {
        propertyRequests = GSON.fromJson(reader, BATCH_ARTIFACT_PROPERTIES_REQUEST);
    } catch (JsonSyntaxException e) {
        throw new BadRequestException("Unable to parse request: " + e.getMessage(), e);
    }
    List<ArtifactSummaryProperties> result = new ArrayList<>(propertyRequests.size());
    for (ArtifactPropertiesRequest propertiesRequest : propertyRequests) {
        NamespaceId requestNamespace = propertiesRequest.getScope() == ArtifactScope.SYSTEM ? NamespaceId.SYSTEM : namespace;
        ArtifactId artifactId = validateAndGetArtifactId(requestNamespace, propertiesRequest.getName(), propertiesRequest.getVersion());
        ArtifactDetail artifactDetail;
        try {
            artifactDetail = artifactRepository.getArtifact(Id.Artifact.fromEntityId(artifactId));
        } catch (ArtifactNotFoundException e) {
            continue;
        }
        Map<String, String> properties = artifactDetail.getMeta().getProperties();
        Map<String, String> filteredProperties = new HashMap<>(propertiesRequest.getProperties().size());
        for (String propertyKey : propertiesRequest.getProperties()) {
            if (properties.containsKey(propertyKey)) {
                filteredProperties.put(propertyKey, properties.get(propertyKey));
            }
        }
        result.add(new ArtifactSummaryProperties(propertiesRequest.getName(), propertiesRequest.getVersion(), propertiesRequest.getScope(), filteredProperties));
    }
    responder.sendJson(HttpResponseStatus.OK, GSON.toJson(result, BATCH_ARTIFACT_PROPERTIES_RESPONSE));
}

Example 19 with ByteBufInputStream

use of io.netty.buffer.ByteBufInputStream in project cdap by caskdata.

the class ProgramLifecycleHttpHandler method readScheduleDetailBody.

private ScheduleDetail readScheduleDetailBody(FullHttpRequest request, String scheduleName) throws BadRequestException, IOException {
    JsonElement json;
    try (Reader reader = new InputStreamReader(new ByteBufInputStream(request.content()), Charsets.UTF_8)) {
        // The schedule spec in the request body does not contain the program information
        json = DECODE_GSON.fromJson(reader, JsonElement.class);
    } catch (IOException e) {
        throw new IOException("Error reading request body", e);
    } catch (JsonSyntaxException e) {
        throw new BadRequestException("Request body is invalid json: " + e.getMessage());
    }
    if (!json.isJsonObject()) {
        throw new BadRequestException("Expected a json object in the request body but received " + GSON.toJson(json));
    }
    ScheduleDetail scheduleDetail;
    try {
        scheduleDetail = DECODE_GSON.fromJson(json, ScheduleDetail.class);
    } catch (JsonSyntaxException e) {
        throw new BadRequestException("Error parsing request body as a schedule specification: " + e.getMessage());
    }
    // If the schedule name is present in the request body, it should match the name in path params
    if (scheduleDetail.getName() != null && !scheduleName.equals(scheduleDetail.getName())) {
        throw new BadRequestException(String.format("Schedule name in the body of the request (%s) does not match the schedule name in the path parameter (%s)", scheduleDetail.getName(), scheduleName));
    }
    return scheduleDetail;
}

Example 20 with ByteBufInputStream

use of io.netty.buffer.ByteBufInputStream in project cdap by caskdata.

the class AbstractAppFabricHttpHandler method parseBody.

@Nullable
protected <T> T parseBody(FullHttpRequest request, Type type) throws IllegalArgumentException, JsonSyntaxException {
    ByteBuf content = request.content();
    if (!content.isReadable()) {
        return null;
    }
    Reader reader = new InputStreamReader(new ByteBufInputStream(content), StandardCharsets.UTF_8);
    try {
        return GSON.fromJson(reader, type);
    } catch (RuntimeException e) {
        LOG.info("Failed to parse body on {} as {}", request.uri(), type, e);
        throw e;
    } finally {
        Closeables.closeQuietly(reader);
    }
}