1 /****************************************************************************
3 ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4 ** All rights reserved.
5 ** Contact: Nokia Corporation (qt-info@nokia.com)
7 ** This file is part of the QtXmlPatterns module of the Qt Toolkit.
9 ** $QT_BEGIN_LICENSE:LGPL$
10 ** GNU Lesser General Public License Usage
11 ** This file may be used under the terms of the GNU Lesser General Public
12 ** License version 2.1 as published by the Free Software Foundation and
13 ** appearing in the file LICENSE.LGPL included in the packaging of this
14 ** file. Please review the following information to ensure the GNU Lesser
15 ** General Public License version 2.1 requirements will be met:
16 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
18 ** In addition, as a special exception, Nokia gives you certain additional
19 ** rights. These rights are described in the Nokia Qt LGPL Exception
20 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
22 ** GNU General Public License Usage
23 ** Alternatively, this file may be used under the terms of the GNU General
24 ** Public License version 3.0 as published by the Free Software Foundation
25 ** and appearing in the file LICENSE.GPL included in the packaging of this
26 ** file. Please review the following information to ensure the GNU General
27 ** Public License version 3.0 requirements will be met:
28 ** http://www.gnu.org/copyleft/gpl.html.
31 ** Alternatively, this file may be used in accordance with the terms and
32 ** conditions contained in a signed written agreement between you and Nokia.
40 ****************************************************************************/
42 #include "qtemplateinvoker_p.h"
46 using namespace QPatternist;
48 TemplateInvoker::TemplateInvoker(const WithParam::Hash &withParams,
49 const QXmlName &name) : CallSite(name)
50 , m_withParams(withParams)
52 const WithParam::Hash::const_iterator end(m_withParams.constEnd());
54 for(WithParam::Hash::const_iterator it(m_withParams.constBegin()); it != end; ++it)
56 /* In the case of for instance:
57 * <xsl:with-param name="empty_seq" as="item()"/>
59 * we have no default expression. */
60 Q_ASSERT(it.value()->sourceExpression());
61 m_operands.append(it.value()->sourceExpression());
65 Expression::Ptr TemplateInvoker::compress(const StaticContext::Ptr &context)
67 /* CallSite::compress() may have changed our children, so update
68 * our m_withParams. */
69 const Expression::Ptr me(CallSite::compress(context));
70 const WithParam::Hash::const_iterator end(m_withParams.constEnd());
73 for(WithParam::Hash::const_iterator it(m_withParams.constBegin()); it != end; ++it)
75 if(it.value()->sourceExpression())
78 it.value()->setSourceExpression(m_operands.at(exprIndex));
85 SequenceType::List TemplateInvoker::expectedOperandTypes() const
87 SequenceType::List result;
89 /* We don't return the type of the m_template->templateParameters(), we
90 * return the type of the @c xsl:with-param first. @em After that, we
91 * manually apply the parameter types in typeCheck(). */
92 const WithParam::Hash::const_iterator end(m_withParams.constEnd());
94 for(WithParam::Hash::const_iterator it(m_withParams.constBegin()); it != end; ++it)
96 /* We're not guaranteed to have a with-param, we may be using the
97 * default value of the xsl:param. Tunnel parameters may also play
99 result.append(it.value()->type());