Examples with ModelClass org.platformlayer.xaas.services.ModelClass used on opensource projects

Example 1 with ModelClass

use of org.platformlayer.xaas.services.ModelClass in project platformlayer by platformlayer.

the class ProviderHelper method findModelsProviding.

private List<ModelClass<?>> findModelsProviding(Class<?> serviceClass) throws OpsException {
    List<ModelClass<?>> models = Lists.newArrayList();
    for (ServiceInfo service : serviceProviderDictionary.getAllServices()) {
        ServiceType serviceType = new ServiceType(service.getServiceType());
        ServiceProvider serviceProvider = serviceProviderDictionary.getServiceProvider(serviceType);
        for (ModelClass<?> model : serviceProvider.getModels().all()) {
            Class<?> controllerClass = serviceProvider.getControllerClass(model.getJavaClass());
            if (serviceClass.isAssignableFrom(controllerClass)) {
                models.add(model);
            }
        }
    }
    return models;
}

Example 2 with ModelClass

use of org.platformlayer.xaas.services.ModelClass in project platformlayer by platformlayer.

the class ProviderHelper method listChildrenProviding.

public <T> List<ProviderOf<T>> listChildrenProviding(PlatformLayerKey parent, Class<T> serviceClass) throws OpsException {
    List<ProviderOf<T>> providers = Lists.newArrayList();
    Map<Class<?>, ModelClass<?>> modelClasses = Maps.newHashMap();
    for (ModelClass<?> model : findModelsProviding(serviceClass)) {
        modelClasses.put(model.getJavaClass(), model);
    }
    {
        Object parentItem = platformLayer.getItem(parent);
        ModelClass<?> modelClass = modelClasses.get(parentItem.getClass());
        if (modelClass != null) {
            providers.add(new ProviderOf<T>(modelClass, (ItemBase) parentItem));
        }
    }
    boolean includeDeleted = false;
    for (ItemBase item : platformLayer.listChildrenTyped(parent, includeDeleted)) {
        // Object item = platformLayer.promoteToTyped(untypedItem);
        ModelClass<?> modelClass = modelClasses.get(item.getClass());
        if (modelClass != null) {
            providers.add(new ProviderOf<T>(modelClass, item));
        }
    }
    return providers;
}

Example 3 with ModelClass

use of org.platformlayer.xaas.services.ModelClass in project platformlayer by platformlayer.

the class ServiceResource method getSchema.

@GET
@Path("schema")
@Produces({ XML })
public String getSchema() throws IOException, JAXBException {
    ServiceProvider serviceProvider = getServiceProvider();
    String namespace = null;
    List<Class<?>> javaClasses = Lists.newArrayList();
    for (ModelClass<?> modelClass : serviceProvider.getModels().all()) {
        javaClasses.add(modelClass.getJavaClass());
        String modelNamespace = modelClass.getPrimaryNamespace();
        if (namespace == null) {
            namespace = modelNamespace;
        } else if (!namespace.equals(modelNamespace)) {
            throw new IllegalStateException();
        }
    }
    JAXBContext jaxbContext = JAXBContext.newInstance(javaClasses.toArray(new Class<?>[javaClasses.size()]));
    MemorySchemaOutputResolver schemaOutputResolver = new MemorySchemaOutputResolver();
    jaxbContext.generateSchema(schemaOutputResolver);
    Map<String, StringWriter> writers = schemaOutputResolver.getWriters();
    StringWriter writer = writers.get(namespace);
    if (writer == null) {
        throw new IllegalArgumentException();
    }
    return writer.getBuffer().toString();
}

Example 4 with ModelClass

use of org.platformlayer.xaas.services.ModelClass in project platformlayer by platformlayer.

the class JaxbContextHelper method getJaxbContext.

public synchronized JAXBContext getJaxbContext(Class<?> forClass) {
    if (jaxbContext == null) {
        List<Class<?>> javaClasses = Lists.newArrayList();
        javaClasses.add(Tags.class);
        javaClasses.add(Tag.class);
        javaClasses.add(ItemBase.class);
        javaClasses.add(ManagedItemCollection.class);
        javaClasses.add(JobSchedule.class);
        javaClasses.add(PlatformLayerKey.class);
        javaClasses.add(ConfigureAction.class);
        javaClasses.add(ValidateAction.class);
        javaClasses.add(DeleteAction.class);
        javaClasses.add(BackupAction.class);
        for (ServiceInfo serviceInfo : serviceProviderDictionary.getAllServices()) {
            ServiceType serviceType = new ServiceType(serviceInfo.serviceType);
            ServiceProvider serviceProvider = serviceProviderDictionary.getServiceProvider(serviceType);
            for (ModelClass<?> modelClass : serviceProvider.getModels().all()) {
                javaClasses.add(modelClass.getJavaClass());
            // String modelNamespace = modelClass.getJaxbHelper().getPrimaryNamespace();
            // if (namespace == null) {
            // namespace = modelNamespace;
            // } else if (!namespace.equals(modelNamespace)) {
            // throw new IllegalStateException();
            // }
            }
            for (Class<?> clazz : serviceProvider.getActions()) {
                javaClasses.add(clazz);
            }
        }
        try {
            jaxbContext = JAXBContext.newInstance(javaClasses.toArray(new Class<?>[javaClasses.size()]));
        } catch (JAXBException e) {
            throw new IllegalStateException("Unable to build JAXB context", e);
        }
    }
    return jaxbContext;
}

Example 5 with ModelClass

use of org.platformlayer.xaas.services.ModelClass in project platformlayer by platformlayer.

the class ItemServiceImpl method ensureItem.

<T extends ItemBase> T ensureItem(final ProjectAuthorization auth, final T item, final boolean canExist, final boolean generateUniqueName, final String uniqueTagKey) throws OpsException {
    final ModelClass<T> modelClass = (ModelClass<T>) serviceProviderDirectory.getModelClass(item.getClass());
    if (modelClass == null) {
        throw new IllegalStateException("Unknown item type");
    }
    final Class<T> javaClass = modelClass.getJavaClass();
    // JaxbHelper jaxbHelper = JaxbHelper.get(javaClass);
    final ServiceProvider serviceProvider = modelClass.getProvider();
    String id = item.getId();
    if (Strings.isNullOrEmpty(id)) {
        if (generateUniqueName) {
            id = serviceProvider.buildItemId(modelClass, item);
        } else {
            // otherwise we end up with lots of randomly named items
            throw new OpsException("Must specify item id");
        // id = UUID.randomUUID().toString();
        // item.setId(id);
        }
    }
    ProjectId project = getProjectId(auth);
    PlatformLayerKey itemKey = new PlatformLayerKey(null, project, modelClass.getServiceType(), modelClass.getItemType(), new ManagedItemId(id));
    item.setKey(itemKey);
    item.state = ManagedItemState.CREATION_REQUESTED;
    final OpsContext opsContext = buildTemporaryOpsContext(modelClass.getServiceType(), auth);
    T created = OpsContext.runInContext(opsContext, new CheckedCallable<T, Exception>() {

        @Override
        public T call() throws Exception {
            PlatformLayerKey itemKey = item.getKey();
            T existing;
            SecretProvider secretProvider = SecretProvider.from(auth);
            if (uniqueTagKey != null) {
                boolean fetchTags = true;
                Tag uniqueTag = null;
                for (Tag tag : item.getTags()) {
                    if (Objects.equal(tag.getKey(), uniqueTagKey)) {
                        uniqueTag = tag;
                    }
                }
                if (uniqueTag == null) {
                    throw new IllegalArgumentException("Could not find unique tag");
                }
                Filter filter = TagFilter.byTag(uniqueTag);
                filter = StateFilter.excludeDeleted(filter);
                existing = null;
                List<T> existingList = repository.findAll(modelClass, itemKey.getProject(), fetchTags, secretProvider, filter);
                if (!existingList.isEmpty()) {
                    if (existingList.size() != 1) {
                        throw new IllegalArgumentException("Found multiple items with unique tag");
                    }
                    existing = existingList.get(0);
                }
                if (existing == null) {
                    itemKey = findUniqueId(item, itemKey, secretProvider);
                }
            } else {
                if (generateUniqueName) {
                    itemKey = findUniqueId(item, itemKey, secretProvider);
                }
                try {
                    boolean fetchTags = true;
                    existing = Casts.checkedCast(repository.getManagedItem(itemKey, fetchTags, secretProvider), javaClass);
                } catch (RepositoryException e) {
                    throw new OpsException("Error fetching item from database", e);
                }
            }
            if (!canExist && existing != null) {
                throw new OpsException("Item already exists");
            }
            serviceProvider.beforeCreateItem(item);
            ProjectId project = getProjectId(auth);
            T newItem;
            try {
                if (existing == null) {
                    newItem = repository.createManagedItem(project, item);
                } else {
                    item.secret = existing.secret;
                    item.setKey(existing.getKey());
                    newItem = repository.updateManagedItem(project, item);
                    TagChanges tagChanges = new TagChanges();
                    for (Tag tag : item.getTags()) {
                        if (newItem.getTags().hasTag(tag)) {
                            continue;
                        }
                        boolean uniqueTagKey = false;
                        if (tag.getKey().equals(Tag.PARENT.getKey())) {
                            uniqueTagKey = true;
                        }
                        tagChanges.addTags.add(tag);
                        if (uniqueTagKey) {
                            for (Tag oldTag : newItem.getTags().findTags(tag.getKey())) {
                                tagChanges.removeTags.add(oldTag);
                            }
                        }
                    }
                    if (!tagChanges.isEmpty()) {
                        repository.changeTags(modelClass, project, newItem.getKey().getItemId(), tagChanges, null);
                    }
                }
            } catch (RepositoryException e) {
                throw new OpsException("Error writing object to database", e);
            }
            itemKey = newItem.getKey();
            JobData jobKey = changeQueue.notifyChange(auth, itemKey, ManagedItemState.CREATION_REQUESTED);
            return newItem;
        }

        private <T extends ItemBase> PlatformLayerKey findUniqueId(final T item, final PlatformLayerKey itemKey, SecretProvider secretProvider) throws RepositoryException {
            int sequence = 0;
            while (true) {
                String tryId = item.getId();
                if (sequence != 0) {
                    tryId += sequence;
                }
                final PlatformLayerKey tryKey = itemKey.withId(new ManagedItemId(tryId));
                boolean fetchTags = false;
                ItemBase found = repository.getManagedItem(tryKey, fetchTags, secretProvider);
                if (found == null) {
                    item.setKey(tryKey);
                    return tryKey;
                }
                sequence++;
            }
        }
    });
    return created;
}