Examples with PersistentResource com.yahoo.elide.core.PersistentResource used on opensource projects

Example 61 with PersistentResource

use of com.yahoo.elide.core.PersistentResource in project elide by yahoo.

the class CollectionTerminalState method createObject.

private PersistentResource createObject(RequestScope requestScope) throws ForbiddenAccessException, InvalidObjectIdentifierException {
    JsonApiDocument doc = requestScope.getJsonApiDocument();
    JsonApiMapper mapper = requestScope.getMapper();
    if (doc.getData() == null) {
        throw new InvalidEntityBodyException("Invalid JSON-API document: " + doc);
    }
    Data<Resource> data = doc.getData();
    Collection<Resource> resources = data.get();
    Resource resource = (resources.size() == 1) ? IterableUtils.first(resources) : null;
    if (resource == null) {
        try {
            throw new InvalidEntityBodyException(mapper.writeJsonApiDocument(doc));
        } catch (JsonProcessingException e) {
            throw new InternalServerErrorException(e);
        }
    }
    String id = resource.getId();
    Type<?> newObjectClass = requestScope.getDictionary().getEntityClass(resource.getType(), requestScope.getApiVersion());
    if (newObjectClass == null) {
        throw new UnknownEntityException("Entity " + resource.getType() + " not found");
    }
    if (!entityClass.isAssignableFrom(newObjectClass)) {
        throw new InvalidValueException("Cannot assign value of type: " + resource.getType() + " to type: " + entityClass);
    }
    PersistentResource pResource = PersistentResource.createObject(parent.orElse(null), relationName.orElse(null), newObjectClass, requestScope, Optional.ofNullable(id));
    Map<String, Object> attributes = resource.getAttributes();
    if (attributes != null) {
        for (Map.Entry<String, Object> entry : attributes.entrySet()) {
            String fieldName = entry.getKey();
            Object val = entry.getValue();
            pResource.updateAttribute(fieldName, val);
        }
    }
    Map<String, Relationship> relationships = resource.getRelationships();
    if (relationships != null) {
        for (Map.Entry<String, Relationship> entry : relationships.entrySet()) {
            String fieldName = entry.getKey();
            Relationship relationship = entry.getValue();
            Set<PersistentResource> resourceSet = (relationship == null) ? null : relationship.toPersistentResources(requestScope);
            pResource.updateRelation(fieldName, resourceSet);
        }
    }
    return pResource;
}

Example 62 with PersistentResource

use of com.yahoo.elide.core.PersistentResource in project elide by yahoo.

the class RecordState method handle.

@Override
public void handle(StateContext state, SubCollectionReadEntityContext ctx) {
    String id = ctx.entity().id().getText();
    String subCollection = ctx.entity().term().getText();
    PersistentResource nextRecord = resource.getRelation(projection.getRelationship(subCollection).orElseThrow(IllegalStateException::new), id);
    state.setState(new RecordTerminalState(nextRecord));
}

Example 63 with PersistentResource

use of com.yahoo.elide.core.PersistentResource in project elide by yahoo.

the class StartState method handle.

@Override
public void handle(StateContext state, RootCollectionSubCollectionContext ctx) {
    PersistentResource record = entityRecord(state, ctx.entity());
    state.setState(new RecordState(record, state.getRequestScope().getEntityProjection()));
}

Example 64 with PersistentResource

use of com.yahoo.elide.core.PersistentResource in project elide by yahoo.

the class IncludedProcessor method addResourcesForPath.

/**
 * Adds all the relation resources for a given relation path to the included block of the
 * JsonApiDocument.
 */
private void addResourcesForPath(JsonApiDocument jsonApiDocument, PersistentResource<?> rec, List<String> relationPath, EntityProjection projection) {
    // Pop off a relation of relation path
    String relation = relationPath.remove(0);
    Set<PersistentResource> collection;
    Relationship relationship = projection.getRelationship(relation).orElseThrow(IllegalStateException::new);
    try {
        collection = rec.getRelationCheckedFiltered(relationship).toList(LinkedHashSet::new).blockingGet();
    } catch (ForbiddenAccessException e) {
        return;
    }
    collection.forEach(resource -> {
        jsonApiDocument.addIncluded(resource.toResource());
        // If more relations left in the path, process a level deeper
        if (!relationPath.isEmpty()) {
            // Use a copy of the relationPath to preserve the path for remaining branches of the relationship tree
            addResourcesForPath(jsonApiDocument, resource, new ArrayList<>(relationPath), relationship.getProjection());
        }
    });
}

Example 65 with PersistentResource

use of com.yahoo.elide.core.PersistentResource in project elide by yahoo.

the class Relationship method toPersistentResources.

public Set<PersistentResource> toPersistentResources(RequestScope requestScope) throws ForbiddenAccessException, InvalidObjectIdentifierException {
    Set<PersistentResource> res = new LinkedHashSet<>();
    if (data == null) {
        return null;
    }
    Collection<Resource> resources = data.get();
    if (resources != null) {
        for (Resource resource : resources) {
            try {
                if (resource == null) {
                    continue;
                }
                res.add(resource.toPersistentResource(requestScope));
            } catch (ForbiddenAccessException e) {
            // skip resource
            }
        }
    }
    return res.isEmpty() ? (data.isToOne() ? null : res) : res;
}