src/xmlpatterns/functions/qaggregator.cpp
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the QtXmlPatterns module of the Qt Toolkit.
       
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     9 ** $QT_BEGIN_LICENSE:LGPL$
       
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    11 ** This file contains pre-release code and may not be distributed.
       
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    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
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    20 ** packaging of this file.  Please review the following information to
       
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    32 **
       
    33 **
       
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    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #include "qbuiltintypes_p.h"
       
    43 #include "qgenericsequencetype_p.h"
       
    44 
       
    45 #include "qaggregator_p.h"
       
    46 
       
    47 QT_BEGIN_NAMESPACE
       
    48 
       
    49 using namespace QPatternist;
       
    50 
       
    51 SequenceType::Ptr Aggregator::staticType() const
       
    52 {
       
    53     const SequenceType::Ptr t(m_operands.first()->staticType());
       
    54     ItemType::Ptr itemType(t->itemType());
       
    55 
       
    56     /* Since we have types that are derived from xs:integer, this ensures that
       
    57      * the static type is xs:integer even if the argument is for
       
    58      * instance xs:unsignedShort. */
       
    59     if(BuiltinTypes::xsInteger->xdtTypeMatches(itemType) &&
       
    60        !itemType->xdtTypeMatches(BuiltinTypes::xsInteger))
       
    61     {
       
    62         itemType = BuiltinTypes::xsInteger;
       
    63     }
       
    64 
       
    65     return makeGenericSequenceType(itemType,
       
    66                                    t->cardinality().toWithoutMany());
       
    67 }
       
    68 
       
    69 QT_END_NAMESPACE