Swiftdiff options
| author | Remko Tronçon <git@el-tramo.be> | 2011-04-09 07:54:44 (GMT) |
|---|---|---|
| committer | Remko Tronçon <git@el-tramo.be> | 2011-04-18 19:11:41 (GMT) |
| commit | e3d2137622cea23298f203801bc698eff08e0ea1 (patch) | |
| tree | e8d02f3334a6422e25ca5f30606850d960b27cc7 /Swiften/Entity | |
| parent | 01385d84f07466550fff702079555c65963463a8 (diff) | |
| download | swift-e3d2137622cea23298f203801bc698eff08e0ea1.zip swift-e3d2137622cea23298f203801bc698eff08e0ea1.tar.bz2 | |
Factor out payload persisting into utility classes.
Diffstat (limited to 'Swiften/Entity')
| -rw-r--r-- | Swiften/Entity/GenericPayloadPersister.h | 36 | ||||
| -rw-r--r-- | Swiften/Entity/PayloadPersister.cpp | 52 | ||||
| -rw-r--r-- | Swiften/Entity/PayloadPersister.h | 30 |
3 files changed, 118 insertions, 0 deletions
diff --git a/Swiften/Entity/GenericPayloadPersister.h b/Swiften/Entity/GenericPayloadPersister.h new file mode 100644 index 0000000..63553de --- /dev/null +++ b/Swiften/Entity/GenericPayloadPersister.h @@ -0,0 +1,36 @@ +/* + * Copyright (c) 2011 Remko Tronçon + * Licensed under the GNU General Public License v3. + * See Documentation/Licenses/GPLv3.txt for more information. + */ + +#pragma once + +#include <Swiften/Entity/PayloadPersister.h> +#include <Swiften/Parser/GenericPayloadParserFactory.h> + +namespace Swift { + template<typename PAYLOAD, typename PARSER, typename SERIALIZER> + class GenericPayloadPersister : public PayloadPersister { + public: + GenericPayloadPersister() { + } + + public: + boost::shared_ptr<PAYLOAD> loadPayloadGeneric(const boost::filesystem::path& path) { + return boost::dynamic_pointer_cast<PAYLOAD>(loadPayload(path)); + } + + protected: + virtual const PayloadSerializer* getSerializer() const { + return &serializer; + } + + virtual PayloadParser* createParser() const { + return new PARSER(); + } + + private: + SERIALIZER serializer; + }; +} diff --git a/Swiften/Entity/PayloadPersister.cpp b/Swiften/Entity/PayloadPersister.cpp new file mode 100644 index 0000000..2899edc --- /dev/null +++ b/Swiften/Entity/PayloadPersister.cpp @@ -0,0 +1,52 @@ +/* + * Copyright (c) 2011 Remko Tronçon + * Licensed under the GNU General Public License v3. + * See Documentation/Licenses/GPLv3.txt for more information. + */ + +#include <Swiften/Entity/PayloadPersister.h> + +#include <boost/filesystem/fstream.hpp> +#include <boost/filesystem.hpp> + +#include <Swiften/Parser/PayloadParsers/UnitTest/PayloadParserTester.h> +#include <Swiften/Base/ByteArray.h> +#include <Swiften/Parser/PayloadParser.h> +#include <Swiften/Parser/PayloadParserFactory.h> +#include <Swiften/Serializer/PayloadSerializer.h> + +using namespace Swift; + +PayloadPersister::PayloadPersister() { +} + +PayloadPersister::~PayloadPersister() { +} + +void PayloadPersister::savePayload(boost::shared_ptr<Payload> payload, const boost::filesystem::path& path) { + if (!boost::filesystem::exists(path.parent_path())) { + try { + boost::filesystem::create_directories(path.parent_path()); + } + catch (const boost::filesystem::filesystem_error& e) { + std::cerr << "ERROR: " << e.what() << std::endl; + } + } + boost::filesystem::ofstream file(path); + file << getSerializer()->serialize(payload); + file.close(); +} + +boost::shared_ptr<Payload> PayloadPersister::loadPayload(const boost::filesystem::path& path) { + if (boost::filesystem::exists(path)) { + ByteArray data; + data.readFromFile(path.string()); + std::auto_ptr<PayloadParser> parser(createParser()); + PayloadParserTester tester(parser.get()); + tester.parse(data.toString()); + return parser->getPayload(); + } + else { + return boost::shared_ptr<Payload>(); + } +} diff --git a/Swiften/Entity/PayloadPersister.h b/Swiften/Entity/PayloadPersister.h new file mode 100644 index 0000000..ea7c74c --- /dev/null +++ b/Swiften/Entity/PayloadPersister.h @@ -0,0 +1,30 @@ +/* + * Copyright (c) 2011 Remko Tronçon + * Licensed under the GNU General Public License v3. + * See Documentation/Licenses/GPLv3.txt for more information. + */ + +#pragma once + +#include <boost/shared_ptr.hpp> +#include <boost/filesystem/path.hpp> + +namespace Swift { + class Payload; + class PayloadSerializer; + class PayloadParser; + + class PayloadPersister { + public: + PayloadPersister(); + virtual ~PayloadPersister(); + + void savePayload(boost::shared_ptr<Payload>, const boost::filesystem::path&); + boost::shared_ptr<Payload> loadPayload(const boost::filesystem::path&); + + protected: + + virtual const PayloadSerializer* getSerializer() const = 0; + virtual PayloadParser* createParser() const = 0; + }; +} |