RegxUtil.hpp
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- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 2001 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/>.
- */
- /*
- * $Id: RegxUtil.hpp,v 1.4 2003/05/16 00:03:10 knoaman Exp $
- */
- #if !defined(REGXUTIL_HPP)
- #define REGXUTIL_HPP
- // ---------------------------------------------------------------------------
- // Includes
- // ---------------------------------------------------------------------------
- #include <xercesc/util/XMLUniDefs.hpp>
- XERCES_CPP_NAMESPACE_BEGIN
- class MemoryManager;
- class XMLUTIL_EXPORT RegxUtil {
- public:
- // -----------------------------------------------------------------------
- // Constructors and destructors
- // -----------------------------------------------------------------------
- ~RegxUtil() {}
- static XMLInt32 composeFromSurrogate(const XMLCh high, const XMLCh low);
- static bool isEOLChar(const XMLCh);
- static bool isWordChar(const XMLCh);
- static bool isLowSurrogate(const XMLCh ch);
- static bool isHighSurrogate(const XMLCh ch);
- static XMLCh* decomposeToSurrogates(XMLInt32 ch,
- MemoryManager* const manager);
- static XMLCh* stripExtendedComment(const XMLCh* const expression,
- MemoryManager* const manager = 0);
- private:
- // -----------------------------------------------------------------------
- // Unimplemented constructors and operators
- // -----------------------------------------------------------------------
- RegxUtil();
- };
- inline bool RegxUtil::isEOLChar(const XMLCh ch) {
- return (ch == chLF || ch == chCR || ch == chLineSeparator
- || ch == chParagraphSeparator);
- }
- inline XMLInt32 RegxUtil::composeFromSurrogate(const XMLCh high, const XMLCh low) {
- return 0x10000 + ((high - 0xD800) << 10) + (low - 0xDC00);
- }
- inline bool RegxUtil::isLowSurrogate(const XMLCh ch) {
- return (ch & 0xFC00) == 0xDC00;
- }
- inline bool RegxUtil::isHighSurrogate(const XMLCh ch) {
- return (ch & 0xFC00) == 0xD800;
- }
- inline bool RegxUtil::isWordChar(const XMLCh ch) {
- if ((ch == chUnderscore)
- || (ch >= chDigit_0 && ch <= chDigit_9)
- || (ch >= chLatin_A && ch <= chLatin_Z)
- || (ch >= chLatin_a && ch <= chLatin_z))
- return true;
- return false;
- }
- XERCES_CPP_NAMESPACE_END
- #endif
- /**
- * End of file RegxUtil.hpp
- */