Examples with CompositeIdentifier org.apache.airavata.registry.cpi.CompositeIdentifier used on opensource projects

Example 21 with CompositeIdentifier

use of org.apache.airavata.registry.cpi.CompositeIdentifier in project airavata by apache.

the class UserStoragePreferenceResource method get.

@Override
public List<AppCatalogResource> get(String fieldName, Object value) throws AppCatalogException {
    List<AppCatalogResource> preferenceResourceList = new ArrayList<AppCatalogResource>();
    EntityManager em = null;
    try {
        em = AppCatalogJPAUtils.getEntityManager();
        em.getTransaction().begin();
        Query q;
        AppCatalogQueryGenerator generator = new AppCatalogQueryGenerator(USER_STORAGE_PREFERENCE);
        List results;
        if (fieldName.equals(UserStoragePreferenceConstants.STORAGE_ID)) {
            generator.setParameter(UserStoragePreferenceConstants.STORAGE_ID, value);
            q = generator.selectQuery(em);
            results = q.getResultList();
            if (results.size() != 0) {
                for (Object result : results) {
                    UserStoragePreference preference = (UserStoragePreference) result;
                    if (preference.getStorageResourceId() != null) {
                        UserStoragePreferenceResource preferenceResource = (UserStoragePreferenceResource) AppCatalogJPAUtils.getResource(AppCatalogResourceType.USER_STORAGE_PREFERENCE, preference);
                        preferenceResourceList.add(preferenceResource);
                    }
                }
            }
        } else if (fieldName.equals(UserStoragePreferenceConstants.USER_ID)) {
            CompositeIdentifier ids;
            if (value instanceof CompositeIdentifier) {
                ids = (CompositeIdentifier) value;
            } else {
                logger.error("Identifier should be a instance of CompositeIdentifier class");
                throw new AppCatalogException("Identifier should be a instance of CompositeIdentifier class");
            }
            generator.setParameter(UserStoragePreferenceConstants.USER_ID, ids.getTopLevelIdentifier().toString());
            generator.setParameter(UserStoragePreferenceConstants.GATEWAY_ID, ids.getSecondLevelIdentifier().toString());
            q = generator.selectQuery(em);
            results = q.getResultList();
            if (results.size() != 0) {
                for (Object result : results) {
                    UserStoragePreference preference = (UserStoragePreference) result;
                    if (preference.getStorageResourceId() != null) {
                        UserStoragePreferenceResource preferenceResource = (UserStoragePreferenceResource) AppCatalogJPAUtils.getResource(AppCatalogResourceType.USER_STORAGE_PREFERENCE, preference);
                        preferenceResourceList.add(preferenceResource);
                    }
                }
            }
        } else {
            em.getTransaction().commit();
            if (em.isOpen()) {
                if (em.getTransaction().isActive()) {
                    em.getTransaction().rollback();
                }
                em.close();
            }
            logger.error("Unsupported field name for data storage preference Resource.", new IllegalArgumentException());
            throw new IllegalArgumentException("Unsupported field name for data storage preference Resource.");
        }
        em.getTransaction().commit();
        if (em.isOpen()) {
            if (em.getTransaction().isActive()) {
                em.getTransaction().rollback();
            }
            em.close();
        }
    } catch (Exception e) {
        logger.error(e.getMessage(), e);
        throw new AppCatalogException(e);
    } finally {
        if (em != null && em.isOpen()) {
            if (em.getTransaction().isActive()) {
                em.getTransaction().rollback();
            }
            em.close();
        }
    }
    return preferenceResourceList;
}

Example 22 with CompositeIdentifier

use of org.apache.airavata.registry.cpi.CompositeIdentifier in project airavata by apache.

the class UserStoragePreferenceResource method isExists.

@Override
public boolean isExists(Object identifier) throws AppCatalogException {
    CompositeIdentifier ids;
    if (identifier instanceof CompositeIdentifier) {
        ids = (CompositeIdentifier) identifier;
    } else {
        logger.error("Identifier should be a instance of CompositeIdentifier class");
        throw new AppCatalogException("Identifier should be a instance of CompositeIdentifier class");
    }
    EntityManager em = null;
    try {
        em = AppCatalogJPAUtils.getEntityManager();
        String storageResourceId = ids.getTopLevelIdentifier().toString();
        String userId = ids.getSecondLevelIdentifier().toString();
        String gatewayID = ids.getThirdLevelIdentifier().toString();
        UserStoragePreference existingPreference = em.find(UserStoragePreference.class, new UserStoragePreferencePK(userId, gatewayID, storageResourceId));
        if (em.isOpen()) {
            if (em.getTransaction().isActive()) {
                em.getTransaction().rollback();
            }
            em.close();
        }
        return existingPreference != null;
    } catch (Exception e) {
        logger.error(e.getMessage(), e);
        throw new AppCatalogException(e);
    } finally {
        if (em != null && em.isOpen()) {
            if (em.getTransaction().isActive()) {
                em.getTransaction().rollback();
            }
            em.close();
        }
    }
}