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/*
* Copyright (C) 2008-2012 The QXmpp developers
*
* Authors:
* Ian Reinhart Geiser
*
* Source:
* http://code.google.com/p/qxmpp
*
* This file is a part of QXmpp library.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
*/
#include "QXmppInvokable.h"
#include <QVariant>
#include <QMetaMethod>
#include <QStringList>
#include <qdebug.h>
/// Constructs a QXmppInvokable with the specified \a parent.
///
/// \param parent
QXmppInvokable::QXmppInvokable(QObject *parent)
: QObject(parent)
{
}
/// Destroys a QXmppInvokable.
QXmppInvokable::~QXmppInvokable()
{
}
QVariant QXmppInvokable::dispatch( const QByteArray & method, const QList< QVariant > & args )
{
buildMethodHash();
if( !m_methodHash.contains(method))
return QVariant();
int idx = m_methodHash[method];
if( paramTypes( args) != metaObject()->method(idx).parameterTypes ())
return QVariant();
const char *typeName = metaObject()->method(idx).typeName();
int resultType = QMetaType::type(typeName);
void *result = QMetaType::construct(resultType, 0);
QGenericReturnArgument ret( typeName, result );
QList<QGenericArgument> genericArgs;
QList<QVariant>::ConstIterator iter = args.begin();
while( iter != args.end())
{
const void *data = iter->data();
const char *name = iter->typeName();
genericArgs << QGenericArgument(name,data);
++iter;
}
if( QMetaObject::invokeMethod ( this, method.constData(), ret,
genericArgs.value(0, QGenericArgument() ),
genericArgs.value(1, QGenericArgument() ),
genericArgs.value(2, QGenericArgument() ),
genericArgs.value(3, QGenericArgument() ),
genericArgs.value(4, QGenericArgument() ),
genericArgs.value(5, QGenericArgument() ),
genericArgs.value(6, QGenericArgument() ),
genericArgs.value(7, QGenericArgument() ),
genericArgs.value(8, QGenericArgument() ),
genericArgs.value(9, QGenericArgument() )) )
{
QVariant returnValue( resultType, result);
QMetaType::destroy(resultType, result);
return returnValue;
}
else
{
qDebug("No such method '%s'", method.constData() );
return QVariant();
}
}
QList< QByteArray > QXmppInvokable::paramTypes( const QList< QVariant > & params )
{
QList<QByteArray> types;
foreach( QVariant variant, params)
types << variant.typeName();
return types;
}
void QXmppInvokable::buildMethodHash( )
{
QWriteLocker locker(&m_lock);
if( m_methodHash.size() > 0 )
return;
int methodCount = metaObject()->methodCount ();
for( int idx = 0; idx < methodCount; ++idx)
{
#if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
QByteArray signature = metaObject()->method(idx).methodSignature();
#else
QByteArray signature = metaObject()->method(idx).signature();
#endif
m_methodHash[signature.left(signature.indexOf('('))] = idx;
// qDebug() << metaObject()->method(idx).parameterTypes();
}
}
QStringList QXmppInvokable::interfaces( ) const
{
QStringList results;
int methodCount = metaObject()->methodCount ();
for( int idx = 0; idx < methodCount; ++idx)
{
if( metaObject()->method(idx).methodType() == QMetaMethod::Slot )
{
#if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
QByteArray signature = metaObject()->method(idx).methodSignature();
#else
QByteArray signature = metaObject()->method(idx).signature();
#endif
results << signature.left(signature.indexOf('('));
}
}
return results;
}
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