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XMLBigDecimal.hpp
上传用户:huihehuasu
上传日期:2007-01-10
资源大小:6948k
文件大小:6k
源码类别:
xml/soap/webservice
开发平台:
C/C++
- /*
- * 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: XMLBigDecimal.hpp,v 1.8 2001/09/27 14:54:20 peiyongz Exp $
- */
- #ifndef XML_BIGDECIMAL_HPP
- #define XML_BIGDECIMAL_HPP
- #include <util/XercesDefs.hpp>
- #include <util/XMLNumber.hpp>
- #include <util/XMLBigInteger.hpp>
- class XMLUTIL_EXPORT XMLBigDecimal : public XMLNumber
- {
- public:
- /**
- * Constructs a newly allocated <code>XMLBigDecimal</code> object that
- * represents the value represented by the string.
- *
- * @param the <code>String</code> to be converted to an
- * <code>XMLBigDecimal</code>.
- * @exception NumberFormatException if the <code>String</code> does not
- * contain a parsable XMLBigDecimal.
- */
- XMLBigDecimal(const XMLCh* const strValue);
- ~XMLBigDecimal();
- XMLBigDecimal(const XMLBigDecimal& toCopy);
- /**
- * Constructs a newly allocated <code>XMLBigDecimal</code> object
- * from an existing XMLBigDecimal with an extra Exponent.
- */
- XMLBigDecimal(const XMLBigDecimal& toCopy, const int addExponent);
- static void parseBigDecimal(const XMLCh* const strValue
- , XMLCh* const retValue
- , unsigned int& scaleValue);
- static int compareValues(const XMLBigDecimal* const lValue
- , const XMLBigDecimal* const rValue);
- static void matchScale(XMLBigDecimal* const lValue
- , XMLBigDecimal* const rValue);
- virtual XMLCh* toString() const;
- virtual int getSign() const;
- XMLBigInteger* getValue() const;
- unsigned int getScale() const;
- unsigned int getTotalDigit() const;
- /**
- * Compares this object to the specified object.
- * The result is <code>true</code> if and only if the argument is not
- * <code>null</code> and is an <code>XMLBigDecimal</code> object that contains
- * the same <code>int</code> value as this object.
- *
- * @param obj the object to compare with.
- * @return <code>true</code> if the objects are the same;
- * <code>false</code> otherwise.
- */
- bool operator==(const XMLBigDecimal& toCompare) const;
- private:
- void reScale(unsigned int newValue);
- // -----------------------------------------------------------------------
- // Private data members
- //
- // fIntVal
- // the XMLBigInteger holding the value of this BigDecimal.
- //
- // fScale
- // the number of digits to the right of the decimal point
- //
- // -----------------------------------------------------------------------
- XMLBigInteger* fIntVal;
- unsigned int fScale;
- };
- inline XMLBigDecimal::~XMLBigDecimal()
- {
- delete fIntVal;
- }
- inline int XMLBigDecimal::getSign() const
- {
- return fIntVal->getSign();
- }
- inline XMLBigInteger* XMLBigDecimal::getValue() const
- {
- return fIntVal;
- }
- inline unsigned int XMLBigDecimal::getScale() const
- {
- return fScale;
- }
- inline unsigned int XMLBigDecimal::getTotalDigit() const
- {
- return fIntVal->getTotalDigit();
- }
- inline bool XMLBigDecimal::operator==(const XMLBigDecimal& toCompare) const
- {
- return ( XMLBigInteger::compareValues(this->fIntVal, toCompare.fIntVal) == 0 ? true : false);
- }
- #endif