| /* |
| * 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. |
| */ |
| |
| /* |
| * $Id: EncodingValidator.cpp 568078 2007-08-21 11:43:25Z amassari $ |
| */ |
| |
| // --------------------------------------------------------------------------- |
| // Includes |
| // --------------------------------------------------------------------------- |
| #include <xercesc/util/EncodingValidator.hpp> |
| #include <xercesc/internal/IANAEncodings.hpp> |
| #include <xercesc/util/PlatformUtils.hpp> |
| #include <xercesc/util/XMLRegisterCleanup.hpp> |
| #include <xercesc/util/XMLInitializer.hpp> |
| |
| XERCES_CPP_NAMESPACE_BEGIN |
| |
| // --------------------------------------------------------------------------- |
| // Local static data |
| // --------------------------------------------------------------------------- |
| static XMLMutex* sEncValMutex = 0; |
| static XMLRegisterCleanup encValRegistryCleanup; |
| static XMLRegisterCleanup instanceCleanup; |
| |
| // --------------------------------------------------------------------------- |
| // Local, static functions |
| // --------------------------------------------------------------------------- |
| static void reinitEncValMutex() |
| { |
| delete sEncValMutex; |
| sEncValMutex = 0; |
| } |
| |
| static XMLMutex& getEncValMutex() |
| { |
| if (!sEncValMutex) |
| { |
| XMLMutexLock lock(XMLPlatformUtils::fgAtomicMutex); |
| |
| // If we got here first, then register it and set the registered flag |
| if (!sEncValMutex) |
| { |
| sEncValMutex = new XMLMutex(XMLPlatformUtils::fgMemoryManager); |
| encValRegistryCleanup.registerCleanup(reinitEncValMutex); |
| } |
| } |
| return *sEncValMutex; |
| } |
| |
| void XMLInitializer::initializeEncodingValidator() |
| { |
| EncodingValidator::fInstance = new EncodingValidator(); |
| if (EncodingValidator::fInstance) { |
| instanceCleanup.registerCleanup(EncodingValidator::reinitInstance); |
| } |
| } |
| |
| // --------------------------------------------------------------------------- |
| // Static member data initialization |
| // --------------------------------------------------------------------------- |
| EncodingValidator* EncodingValidator::fInstance = 0; |
| |
| |
| // --------------------------------------------------------------------------- |
| // EncodingValidator: Constructors and Destructor |
| // --------------------------------------------------------------------------- |
| EncodingValidator::EncodingValidator() : |
| fEncodingRegistry(0) |
| { |
| initializeRegistry(); |
| } |
| |
| EncodingValidator::~EncodingValidator() { |
| |
| delete fEncodingRegistry; |
| fEncodingRegistry = 0; |
| } |
| |
| // --------------------------------------------------------------------------- |
| // EncodingValidator: Validation methods |
| // --------------------------------------------------------------------------- |
| bool EncodingValidator::isValidEncoding(const XMLCh* const encName) { |
| |
| if (fEncodingRegistry->containsKey(encName)) |
| return true; |
| |
| return false; |
| } |
| |
| |
| // --------------------------------------------------------------------------- |
| // EncodingValidator: Initialization methods |
| // --------------------------------------------------------------------------- |
| void EncodingValidator::initializeRegistry() { |
| |
| fEncodingRegistry = new ValueHashTableOf<bool>(109); |
| |
| for (unsigned int i=0; i < gEncodingArraySize; i++) { |
| fEncodingRegistry->put((void*) gEncodingArray[i], true); |
| } |
| } |
| |
| |
| // --------------------------------------------------------------------------- |
| // EncodingValidator: Instance methods |
| // --------------------------------------------------------------------------- |
| EncodingValidator* EncodingValidator::instance() |
| { |
| if (!fInstance) |
| { |
| XMLMutexLock lock(&getEncValMutex()); |
| |
| if (!fInstance) |
| { |
| fInstance = new EncodingValidator(); |
| instanceCleanup.registerCleanup(EncodingValidator::reinitInstance); |
| } |
| } |
| |
| return (fInstance); |
| } |
| |
| // ----------------------------------------------------------------------- |
| // Notification that lazy data has been deleted |
| // ----------------------------------------------------------------------- |
| void EncodingValidator::reinitInstance() { |
| |
| delete fInstance; |
| fInstance = 0; |
| } |
| |
| XERCES_CPP_NAMESPACE_END |
| |
| /** |
| * End of file EncodingValidator.cpp |
| */ |