File indexing completed on 2024-06-16 04:50:11

 /*
     SPDX-FileCopyrightText: 2007-2008 Volker Krause <vkrause@kde.org>
 
     SPDX-License-Identifier: LGPL-2.0-or-later
 */
 
 #include "attributefactory.h"
 
 #include "collectionannotationsattribute.h"
 #include "collectionidentificationattribute.h"
 #include "collectionquotaattribute.h"
 #include "collectionrightsattribute_p.h"
 #include "entityannotationsattribute.h"
 #include "entitydeletedattribute.h"
 #include "entitydisplayattribute.h"
 #include "entityhiddenattribute.h"
 #include "favoritecollectionattribute.h"
 #include "indexpolicyattribute.h"
 #include "persistentsearchattribute.h"
 #include "tagattribute.h"
 
 #include <QHash>
 
 #include <unordered_map>
 
 using namespace Akonadi;
 
 namespace Akonadi
 {
 namespace Internal
 {
 /**
  * @internal
  */
 class DefaultAttribute : public Attribute
 {
 public:
     explicit DefaultAttribute(const QByteArray &type, const QByteArray &value = QByteArray())
         : mType(type)
         , mValue(value)
     {
     }
 
     DefaultAttribute(const DefaultAttribute &) = delete;
     DefaultAttribute &operator=(const DefaultAttribute &) = delete;
 
     QByteArray type() const override
     {
         return mType;
     }
 
     Attribute *clone() const override
     {
         return new DefaultAttribute(mType, mValue);
     }
 
     QByteArray serialized() const override
     {
         return mValue;
     }
 
     void deserialize(const QByteArray &data) override
     {
         mValue = data;
     }
 
 private:
     QByteArray mType, mValue;
 };
 
 /**
  * @internal
  */
 class StaticAttributeFactory : public AttributeFactory
 {
 public:
     void init()
     {
         if (!initialized) {
             initialized = true;
 
             // Register built-in attributes
             AttributeFactory::registerAttribute<CollectionQuotaAttribute>();
             AttributeFactory::registerAttribute<CollectionRightsAttribute>();
             AttributeFactory::registerAttribute<EntityDisplayAttribute>();
             AttributeFactory::registerAttribute<EntityHiddenAttribute>();
             AttributeFactory::registerAttribute<IndexPolicyAttribute>();
             AttributeFactory::registerAttribute<PersistentSearchAttribute>();
             AttributeFactory::registerAttribute<EntityDeletedAttribute>();
             AttributeFactory::registerAttribute<EntityAnnotationsAttribute>();
             AttributeFactory::registerAttribute<TagAttribute>();
             AttributeFactory::registerAttribute<FavoriteCollectionAttribute>();
             AttributeFactory::registerAttribute<CollectionIdentificationAttribute>();
             AttributeFactory::registerAttribute<CollectionAnnotationsAttribute>();
         }
     }
     bool initialized = false;
 };
 
 Q_GLOBAL_STATIC(StaticAttributeFactory, s_attributeInstance) // NOLINT(readability-redundant-member-init)
 
 } // namespace Internal
 
 using Akonadi::Internal::s_attributeInstance;
 
 /**
  * @internal
  */
 class AttributeFactoryPrivate
 {
 public:
     std::unordered_map<QByteArray, std::unique_ptr<Attribute>> attributes;
 };
 
 AttributeFactory *AttributeFactory::self()
 {
     s_attributeInstance->init();
     return s_attributeInstance;
 }
 
 AttributeFactory::AttributeFactory()
     : d(new AttributeFactoryPrivate())
 {
 }
 
 AttributeFactory::~AttributeFactory() = default;
 
 void AttributeFactory::registerAttribute(std::unique_ptr<Attribute> attr)
 {
     Q_ASSERT(attr);
     Q_ASSERT(!attr->type().contains(' ') && !attr->type().contains('\'') && !attr->type().contains('"'));
     auto it = d->attributes.find(attr->type());
     if (it != d->attributes.end()) {
         d->attributes.erase(it);
     }
     d->attributes.emplace(attr->type(), std::move(attr));
 }
 
 Attribute *AttributeFactory::createAttribute(const QByteArray &type)
 {
     auto attr = self()->d->attributes.find(type);
     if (attr == self()->d->attributes.cend()) {
         return new Internal::DefaultAttribute(type);
     }
 
     return attr->second->clone();
 }
 
 } // namespace Akonadi