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path: root/src/xmlpatterns/expr/qexternalvariablereference.cpp
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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights.  These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/


#include "qexternalvariablereference_p.h"

QT_BEGIN_NAMESPACE

using namespace QPatternist;

ExternalVariableReference::ExternalVariableReference(const QXmlName &name,
                                                     const SequenceType::Ptr &type) : m_name(name),
                                                                                      m_seqType(type)
{
    Q_ASSERT(!m_name.isNull());
    Q_ASSERT(m_seqType);
}

Item::Iterator::Ptr ExternalVariableReference::evaluateSequence(const DynamicContext::Ptr &context) const
{
    Q_ASSERT(context->externalVariableLoader());
    return context->externalVariableLoader()->evaluateSequence(m_name, context);
}

Item ExternalVariableReference::evaluateSingleton(const DynamicContext::Ptr &context) const
{
    return context->externalVariableLoader()->evaluateSingleton(m_name, context);
}

bool ExternalVariableReference::evaluateEBV(const DynamicContext::Ptr &context) const
{
    return context->externalVariableLoader()->evaluateEBV(m_name, context);
}

SequenceType::Ptr ExternalVariableReference::staticType() const
{
    return m_seqType;
}

Expression::Properties ExternalVariableReference::properties() const
{
    return DisableElimination;
}

ExpressionVisitorResult::Ptr ExternalVariableReference::accept(const ExpressionVisitor::Ptr &visitor) const
{
    return visitor->visit(this);
}

QT_END_NAMESPACE
n>TARGET_INPLACE_TRUE_DIVIDE, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&TARGET_RERAISE, &&TARGET_WITH_EXCEPT_START, &&TARGET_GET_AITER, &&TARGET_GET_ANEXT, &&TARGET_BEFORE_ASYNC_WITH, &&_unknown_opcode, &&TARGET_END_ASYNC_FOR, &&TARGET_INPLACE_ADD, &&TARGET_INPLACE_SUBTRACT, &&TARGET_INPLACE_MULTIPLY, &&_unknown_opcode, &&TARGET_INPLACE_MODULO, &&TARGET_STORE_SUBSCR, &&TARGET_DELETE_SUBSCR, &&TARGET_BINARY_LSHIFT, &&TARGET_BINARY_RSHIFT, &&TARGET_BINARY_AND, &&TARGET_BINARY_XOR, &&TARGET_BINARY_OR, &&TARGET_INPLACE_POWER, &&TARGET_GET_ITER, &&TARGET_GET_YIELD_FROM_ITER, &&TARGET_PRINT_EXPR, &&TARGET_LOAD_BUILD_CLASS, &&TARGET_YIELD_FROM, &&TARGET_GET_AWAITABLE, &&TARGET_LOAD_ASSERTION_ERROR, &&TARGET_INPLACE_LSHIFT, &&TARGET_INPLACE_RSHIFT, &&TARGET_INPLACE_AND, &&TARGET_INPLACE_XOR, &&TARGET_INPLACE_OR, &&_unknown_opcode, &&_unknown_opcode, &&TARGET_LIST_TO_TUPLE, &&TARGET_RETURN_VALUE, &&TARGET_IMPORT_STAR, &&TARGET_SETUP_ANNOTATIONS, &&TARGET_YIELD_VALUE, &&TARGET_POP_BLOCK, &&_unknown_opcode, &&TARGET_POP_EXCEPT, &&TARGET_STORE_NAME, &&TARGET_DELETE_NAME, &&TARGET_UNPACK_SEQUENCE, &&TARGET_FOR_ITER, &&TARGET_UNPACK_EX, &&TARGET_STORE_ATTR, &&TARGET_DELETE_ATTR, &&TARGET_STORE_GLOBAL, &&TARGET_DELETE_GLOBAL, &&_unknown_opcode, &&TARGET_LOAD_CONST, &&TARGET_LOAD_NAME, &&TARGET_BUILD_TUPLE, &&TARGET_BUILD_LIST, &&TARGET_BUILD_SET, &&TARGET_BUILD_MAP, &&TARGET_LOAD_ATTR, &&TARGET_COMPARE_OP, &&TARGET_IMPORT_NAME, &&TARGET_IMPORT_FROM, &&TARGET_JUMP_FORWARD, &&TARGET_JUMP_IF_FALSE_OR_POP, &&TARGET_JUMP_IF_TRUE_OR_POP, &&TARGET_JUMP_ABSOLUTE, &&TARGET_POP_JUMP_IF_FALSE, &&TARGET_POP_JUMP_IF_TRUE, &&TARGET_LOAD_GLOBAL, &&TARGET_IS_OP, &&TARGET_CONTAINS_OP, &&_unknown_opcode, &&_unknown_opcode, &&TARGET_JUMP_IF_NOT_EXC_MATCH, &&TARGET_SETUP_FINALLY, &&_unknown_opcode, &&TARGET_LOAD_FAST, &&TARGET_STORE_FAST, &&TARGET_DELETE_FAST, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&TARGET_RAISE_VARARGS, &&TARGET_CALL_FUNCTION, &&TARGET_MAKE_FUNCTION, &&TARGET_BUILD_SLICE, &&_unknown_opcode, &&TARGET_LOAD_CLOSURE, &&TARGET_LOAD_DEREF, &&TARGET_STORE_DEREF, &&TARGET_DELETE_DEREF, &&_unknown_opcode, &&_unknown_opcode, &&TARGET_CALL_FUNCTION_KW, &&TARGET_CALL_FUNCTION_EX, &&TARGET_SETUP_WITH, &&TARGET_EXTENDED_ARG, &&TARGET_LIST_APPEND, &&TARGET_SET_ADD, &&TARGET_MAP_ADD, &&TARGET_LOAD_CLASSDEREF, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&TARGET_SETUP_ASYNC_WITH, &&TARGET_FORMAT_VALUE, &&TARGET_BUILD_CONST_KEY_MAP, &&TARGET_BUILD_STRING, &&_unknown_opcode, &&_unknown_opcode, &&TARGET_LOAD_METHOD, &&TARGET_CALL_METHOD, &&TARGET_LIST_EXTEND, &&TARGET_SET_UPDATE, &&TARGET_DICT_MERGE, &&TARGET_DICT_UPDATE, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode };