| #pragma once |
| |
| #ifndef GEODE_CACHEXMLPARSER_H_ |
| #define GEODE_CACHEXMLPARSER_H_ |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <map> |
| #include <stack> |
| #include <xercesc/framework/MemBufInputSource.hpp> |
| #include <xercesc/sax2/Attributes.hpp> |
| #include <xercesc/sax2/DefaultHandler.hpp> |
| #include <xercesc/sax2/SAX2XMLReader.hpp> |
| #include <xercesc/sax2/XMLReaderFactory.hpp> |
| #include <xercesc/util/XMLString.hpp> |
| |
| #include <geode/Cache.hpp> |
| #include <geode/CacheListener.hpp> |
| #include <geode/CacheLoader.hpp> |
| #include <geode/ExceptionTypes.hpp> |
| #include <geode/ExpirationAction.hpp> |
| #include <geode/ExpirationAttributes.hpp> |
| #include <geode/PartitionResolver.hpp> |
| #include <geode/RegionShortcut.hpp> |
| |
| #include "CacheXmlCreation.hpp" |
| #include "RegionXmlCreation.hpp" |
| #include "Utils.hpp" |
| |
| namespace apache { |
| namespace geode { |
| namespace client { |
| |
| // Factory function typedefs to register the managed |
| // cacheloader/writer/listener/resolver |
| template <typename T> |
| using FactoryLoaderFn = std::function<T*(const char*, const char*)>; |
| |
| class CacheXmlParser : public xercesc::DefaultHandler { |
| void startElement(const XMLCh* const uri, const XMLCh* const localname, |
| const XMLCh* const qname, const xercesc::Attributes& attrs); |
| void endElement(const XMLCh* const uri, const XMLCh* const localname, |
| const XMLCh* const qname); |
| void fatalError(const xercesc::SAXParseException&); |
| |
| std::map<std::string, |
| std::function<void(CacheXmlParser&, const xercesc::Attributes&)>> |
| start_element_map_; |
| std::map<std::string, std::function<void(CacheXmlParser&)>> end_element_map_; |
| |
| private: |
| std::stack<std::shared_ptr<void>> _stack; |
| CacheXmlCreation* cacheCreation_; |
| int32_t nestedRegions_; |
| std::shared_ptr<Properties> config_; |
| std::string parserMessage_; |
| bool flagCacheXmlException_; |
| bool flagIllegalStateException_; |
| bool flagAnyOtherException_; |
| bool flagExpirationAttribute_; |
| std::map<std::string, RegionAttributes> namedRegions_; |
| std::shared_ptr<PoolFactory> poolFactory_; |
| |
| Cache* cache_; |
| |
| public: |
| explicit CacheXmlParser(Cache* cache); |
| ~CacheXmlParser(); |
| static CacheXmlParser* parse(const char* cachexml, Cache* cache); |
| void parseFile(const char* filename); |
| void parseMemory(const char* buffer, int size); |
| void setAttributes(Cache* cache); |
| void create(Cache* cache); |
| void endRegion(); |
| void startExpirationAttributes(const xercesc::Attributes& attrs); |
| void startPersistenceManager(const xercesc::Attributes& attrs); |
| void startPersistenceProperty(const xercesc::Attributes& attrs); |
| void startRegionAttributes(const xercesc::Attributes& attrs); |
| void startPdx(const xercesc::Attributes& attrs); |
| void startRegion(const xercesc::Attributes& attrs); |
| void startCache(const xercesc::Attributes& attrs); |
| void endCache(); |
| void startCacheLoader(const xercesc::Attributes& attrs); |
| void startCacheListener(const xercesc::Attributes& attrs); |
| void startPartitionResolver(const xercesc::Attributes& attrs); |
| void startCacheWriter(const xercesc::Attributes& attrs); |
| void endEntryIdleTime(); |
| void endEntryTimeToLive(); |
| void endRegionIdleTime(); |
| void endRegionTimeToLive(); |
| void endRegionAttributes(); |
| void endPersistenceManager(); |
| void incNesting() { nestedRegions_++; } |
| void decNesting() { nestedRegions_--; } |
| bool isRootLevel() { return (nestedRegions_ == 1); } |
| |
| /** Pool handlers */ |
| void startPool(const xercesc::Attributes& attrs); |
| void endPool(); |
| void startLocator(const xercesc::Attributes& attrs); |
| void startServer(const xercesc::Attributes& attrs); |
| |
| // getters/setters for flags and other members |
| inline bool isCacheXmlException() const { return flagCacheXmlException_; } |
| |
| inline void setCacheXmlException() { flagCacheXmlException_ = true; } |
| |
| inline bool isIllegalStateException() const { |
| return flagIllegalStateException_; |
| } |
| |
| inline void setIllegalStateException() { flagIllegalStateException_ = true; } |
| |
| inline bool isAnyOtherException() const { return flagAnyOtherException_; } |
| |
| inline void setAnyOtherException() { flagAnyOtherException_ = true; } |
| |
| inline bool isExpirationAttribute() const { return flagExpirationAttribute_; } |
| |
| inline void setExpirationAttribute() { flagExpirationAttribute_ = true; } |
| |
| inline const std::string& getParserMessage() const { return parserMessage_; } |
| |
| inline void setParserMessage(const std::string& str) { parserMessage_ = str; } |
| |
| // hooks for .NET managed cache listener/loader/writers |
| static FactoryLoaderFn<CacheLoader> managedCacheLoaderFn_; |
| static FactoryLoaderFn<CacheListener> managedCacheListenerFn_; |
| static FactoryLoaderFn<PartitionResolver> managedPartitionResolverFn_; |
| static FactoryLoaderFn<CacheWriter> managedCacheWriterFn_; |
| static FactoryLoaderFn<PersistenceManager> managedPersistenceManagerFn_; |
| |
| private: |
| std::string getOptionalAttribute(const xercesc::Attributes& attrs, |
| const char* attributeName); |
| std::string getRequiredAttribute(const xercesc::Attributes& attrs, |
| const char* attributeName); |
| std::string getLibraryName(const xercesc::Attributes& attrs); |
| std::string getLibraryFunctionName(const xercesc::Attributes& attrs); |
| |
| template <typename T> |
| void verifyFactoryFunction(FactoryLoaderFn<T> loader, |
| const std::string& libraryName, |
| const std::string& functionName) { |
| try { |
| if (loader && functionName.find('.') != std::string::npos) { |
| // this is a managed library |
| (loader)(libraryName.c_str(), functionName.c_str()); |
| } else { |
| apache::geode::client::Utils::getFactoryFunction(libraryName, |
| functionName); |
| } |
| } catch (IllegalArgumentException& ex) { |
| throw CacheXmlException(ex.what()); |
| } |
| } |
| }; |
| } // namespace client |
| } // namespace geode |
| } // namespace apache |
| |
| #endif // GEODE_CACHEXMLPARSER_H_ |