EncodingValidator.cpp
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- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 2002 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Xerces" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation, and was
- * originally based on software copyright (c) 2001, International
- * Business Machines, Inc., http://www.ibm.com . For more information
- * on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- /*
- * $Log: EncodingValidator.cpp,v $
- * Revision 1.3 2003/03/04 21:11:12 knoaman
- * [Bug 17516] Thread safety problems in ../util/ and ../util/regx.
- *
- * Revision 1.2 2002/11/04 15:22:03 tng
- * C++ Namespace Support.
- *
- * Revision 1.1 2002/07/18 20:08:16 knoaman
- * Initial checkin: feature to control strict IANA encoding name.
- *
- */
- // ---------------------------------------------------------------------------
- // Includes
- // ---------------------------------------------------------------------------
- #include <xercesc/util/EncodingValidator.hpp>
- #include <xercesc/internal/IANAEncodings.hpp>
- #include <xercesc/util/PlatformUtils.hpp>
- #include <xercesc/util/XMLRegisterCleanup.hpp>
- XERCES_CPP_NAMESPACE_BEGIN
- // ---------------------------------------------------------------------------
- // 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() {
- static XMLRegisterCleanup instanceCleanup;
- if (!fInstance) {
- EncodingValidator* t = new EncodingValidator();
- if (XMLPlatformUtils::compareAndSwap((void **)&fInstance, t, 0) != 0)
- {
- delete t;
- }
- else
- {
- instanceCleanup.registerCleanup(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
- */