Examples with Response io.crnk.core.engine.dispatcher.Response used on opensource projects

Example 41 with Response

use of io.crnk.core.engine.dispatcher.Response in project crnk-framework by crnk-project.

the class JsonApiRequestProcessor method process.

@Override
public void process(HttpRequestContext requestContext) throws IOException {
    if (isJsonApiRequest(requestContext, isAcceptingPlainJson())) {
        ResourceRegistry resourceRegistry = moduleContext.getResourceRegistry();
        RequestDispatcher requestDispatcher = moduleContext.getRequestDispatcher();
        String path = requestContext.getPath();
        JsonPath jsonPath = new PathBuilder(resourceRegistry).build(path);
        Map<String, Set<String>> parameters = requestContext.getRequestParameters();
        String method = requestContext.getMethod();
        if (jsonPath instanceof ActionPath) {
            // inital implementation, has to improve
            requestDispatcher.dispatchAction(path, method, parameters);
        } else if (jsonPath != null) {
            byte[] requestBody = requestContext.getRequestBody();
            Document document = null;
            if (requestBody != null && requestBody.length > 0) {
                ObjectMapper objectMapper = moduleContext.getObjectMapper();
                try {
                    document = objectMapper.readerFor(Document.class).readValue(requestBody);
                } catch (JsonProcessingException e) {
                    final String message = "Json Parsing failed";
                    setResponse(requestContext, buildBadRequestResponse(message, e.getMessage()));
                    LOGGER.error(message, e);
                    return;
                }
            }
            RepositoryMethodParameterProvider parameterProvider = requestContext.getRequestParameterProvider();
            Response crnkResponse = requestDispatcher.dispatchRequest(path, method, parameters, parameterProvider, document);
            setResponse(requestContext, crnkResponse);
        } else {
        // no repositories invoked, we do nothing
        }
    }
}

Example 42 with Response

use of io.crnk.core.engine.dispatcher.Response in project crnk-framework by crnk-project.

the class CollectionGet method handle.

@Override
@SuppressWarnings("unchecked")
public Response handle(JsonPath jsonPath, QueryAdapter queryAdapter, RepositoryMethodParameterProvider parameterProvider, Document requestBody) {
    String resourceName = jsonPath.getElementName();
    RegistryEntry registryEntry = resourceRegistry.getEntry(resourceName);
    if (registryEntry == null) {
        throw new ResourceNotFoundException(resourceName);
    }
    Document responseDocument;
    ResourceRepositoryAdapter resourceRepository = registryEntry.getResourceRepository(parameterProvider);
    JsonApiResponse entities;
    if (jsonPath.getIds() == null || jsonPath.getIds().getIds().isEmpty()) {
        entities = resourceRepository.findAll(queryAdapter);
    } else {
        Class<? extends Serializable> idType = (Class<? extends Serializable>) registryEntry.getResourceInformation().getIdField().getType();
        Iterable<? extends Serializable> parsedIds = typeParser.parse((Iterable<String>) jsonPath.getIds().getIds(), idType);
        entities = resourceRepository.findAll(parsedIds, queryAdapter);
    }
    responseDocument = documentMapper.toDocument(entities, queryAdapter, parameterProvider);
    return new Response(responseDocument, 200);
}

Example 43 with Response

use of io.crnk.core.engine.dispatcher.Response in project crnk-framework by crnk-project.

the class RelationshipsResourceGet method handle.

@Override
public Response handle(JsonPath jsonPath, QueryAdapter queryAdapter, RepositoryMethodParameterProvider parameterProvider, Document requestBody) {
    String resourceName = jsonPath.getResourceType();
    PathIds resourceIds = jsonPath.getIds();
    RegistryEntry registryEntry = resourceRegistry.getEntry(resourceName);
    Serializable castedResourceId = getResourceId(resourceIds, registryEntry);
    String elementName = jsonPath.getElementName();
    ResourceField relationshipField = registryEntry.getResourceInformation().findRelationshipFieldByName(elementName);
    verifyFieldNotNull(relationshipField, elementName);
    boolean isCollection = Iterable.class.isAssignableFrom(relationshipField.getType());
    RelationshipRepositoryAdapter relationshipRepositoryForClass = registryEntry.getRelationshipRepository(relationshipField, parameterProvider);
    JsonApiResponse entities;
    if (isCollection) {
        entities = relationshipRepositoryForClass.findManyTargets(castedResourceId, relationshipField, queryAdapter);
    } else {
        entities = relationshipRepositoryForClass.findOneTarget(castedResourceId, relationshipField, queryAdapter);
    }
    Document responseDocument = documentMapper.toDocument(entities, queryAdapter, parameterProvider);
    // return explicit { data : null } if values found
    if (!responseDocument.getData().isPresent()) {
        responseDocument.setData(Nullable.nullValue());
    }
    return new Response(responseDocument, 200);
}

Example 44 with Response

use of io.crnk.core.engine.dispatcher.Response in project crnk-framework by crnk-project.

the class ResourceDelete method handle.

@Override
public Response handle(JsonPath jsonPath, QueryAdapter queryAdapter, RepositoryMethodParameterProvider parameterProvider, Document requestBody) {
    String resourceName = jsonPath.getElementName();
    PathIds resourceIds = jsonPath.getIds();
    RegistryEntry registryEntry = resourceRegistry.getEntry(resourceName);
    if (registryEntry == null) {
        // TODO: Add JsonPath toString and provide to exception?
        throw new ResourceNotFoundException(resourceName);
    }
    for (String id : resourceIds.getIds()) {
        Serializable castedId = registryEntry.getResourceInformation().parseIdString(id);
        // noinspection unchecked
        registryEntry.getResourceRepository(parameterProvider).delete(castedId, queryAdapter);
    }
    return new Response(null, 204);
}

Example 45 with Response

use of io.crnk.core.engine.dispatcher.Response in project crnk-framework by crnk-project.

the class ResourceGet method handle.

/**
 * {@inheritDoc}
 * <p>
 * Passes the request to controller method.
 */
@Override
public Response handle(JsonPath jsonPath, QueryAdapter queryAdapter, RepositoryMethodParameterProvider parameterProvider, Document requestBody) {
    String resourceType = jsonPath.getElementName();
    PathIds resourceIds = jsonPath.getIds();
    RegistryEntry registryEntry = getRegistryEntry(resourceType);
    String id = resourceIds.getIds().get(0);
    @SuppressWarnings("unchecked") Class<? extends Serializable> idClass = (Class<? extends Serializable>) registryEntry.getResourceInformation().getIdField().getType();
    Serializable castedId = typeParser.parse(id, idClass);
    ResourceRepositoryAdapter resourceRepository = registryEntry.getResourceRepository(parameterProvider);
    JsonApiResponse entities = resourceRepository.findOne(castedId, queryAdapter);
    Document responseDocument = documentMapper.toDocument(entities, queryAdapter);
    // return explicit { data : null } if values found
    if (!responseDocument.getData().isPresent()) {
        responseDocument.setData(Nullable.nullValue());
    }
    return new Response(responseDocument, 200);
}