author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 31 Aug 2010 16:02:37 +0300 | |
branch | RCL_3 |
changeset 9 | 5d007b20cfd0 |
permissions | -rw-r--r-- |
9
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/* |
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* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation, version 2.1 of the License. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this program. If not, |
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* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/". |
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* |
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* Description: Service metadata parser class implementation |
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* |
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*/ |
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#include "xqservicelog.h" |
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#include <QFile> |
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#include "xqservicemetadata_p.h" |
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#include "xqsfwinterface_p.h" |
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//XML tags and attributes |
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//General |
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#define NAME_TAG "name" |
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#define DESCRIPTION_TAG "description" |
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//Service related |
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#define SERVICE_TAG "service" |
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#define SERVICE_FILEPATH "filepath" |
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//Interface related |
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#define INTERFACE_TAG "interface" |
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#define INTERFACE_VERSION "version" |
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#define INTERFACE_CAPABILITY "capabilities" |
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QT_BEGIN_NAMESPACE |
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static const char PATH_SEPARATOR[] = "\\"; |
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/*! |
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\class ServiceMetaData |
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Utility class (used by service database) that offers support for |
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parsing metadata service xml registry file during service registration. \n |
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It uses QXMLStreamReader class for parsing. Supproted Operations are: |
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- Parse the service and interfaces defined in XML file |
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- name, version, capabilitiesList, description and filePath of service can be retrieved |
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- each interface can be retrieved |
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*/ |
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/*! |
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* Class constructor |
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* |
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* @param aXmlFilePath path to the xml file that describes the service. |
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*/ |
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ServiceMetaData::ServiceMetaData(const QString &aXmlFilePath) |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::ServiceMetaData(1)"); |
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XQSERVICE_DEBUG_PRINT("aXmlFilePath: %s", qPrintable(aXmlFilePath)); |
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xmlDevice = new QFile(aXmlFilePath); |
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ownsXmlDevice = true; |
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latestError = 0; |
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} |
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/*! |
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* Class constructor |
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* |
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* @param device QIODevice that contains the XML data that describes the service. |
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*/ |
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ServiceMetaData::ServiceMetaData(QIODevice *device) |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::ServiceMetaData(2)"); |
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xmlDevice = device; |
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ownsXmlDevice = false; |
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latestError = 0; |
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} |
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/*! |
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* Class destructor |
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* |
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*/ |
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ServiceMetaData::~ServiceMetaData() |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::~ServiceMetaData"); |
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if (ownsXmlDevice) |
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delete xmlDevice; |
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} |
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/*! |
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Sets the device containing the XML data that describes the service to \a device. |
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*/ |
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void ServiceMetaData::setDevice(QIODevice *device) |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::setDevice"); |
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clearMetadata(); |
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xmlDevice = device; |
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ownsXmlDevice = false; |
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} |
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108 |
|
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109 |
/*! |
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Returns the device containing the XML data that describes the service. |
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111 |
*/ |
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QIODevice *ServiceMetaData::device() const |
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113 |
{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::device"); |
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return xmlDevice; |
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} |
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117 |
|
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118 |
/*! |
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* Gets the service name |
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* |
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* @return service name or default value (empty string) if it is not available |
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122 |
*/ |
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QString ServiceMetaData::name() |
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124 |
{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::name"); |
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XQSERVICE_DEBUG_PRINT("serviceName: %s", qPrintable(serviceName)); |
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return serviceName; |
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} |
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129 |
|
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130 |
/*! |
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* Sets the path of service implementation file |
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* |
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* @param aFilePath path of service implementation file |
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134 |
*/ |
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void ServiceMetaData::setServiceFilePath(const QString &aFilePath) |
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136 |
{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::setServiceFilePath"); |
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XQSERVICE_DEBUG_PRINT("aFilePath: %s", qPrintable(aFilePath)); |
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serviceFilePath = aFilePath; |
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} |
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141 |
|
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142 |
/*! |
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* Gets the path of the service implementation file |
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* |
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* @return service implementation filepath |
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*/ |
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QString ServiceMetaData::filePath() |
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148 |
{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::filePath"); |
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XQSERVICE_DEBUG_PRINT("serviceFilePath: %s", qPrintable(serviceFilePath)); |
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return serviceFilePath; |
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} |
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153 |
|
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/*! |
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155 |
* Gets the service description |
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* |
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* @return service description or default value (empty string) if it is not available |
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*/ |
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QString ServiceMetaData::description() |
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160 |
{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::description"); |
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XQSERVICE_DEBUG_PRINT("serviceDescription: %s", qPrintable(serviceDescription)); |
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return serviceDescription; |
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} |
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165 |
|
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166 |
/*! |
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Returns the number of interfaces provided by the service description |
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*/ |
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int ServiceMetaData::interfaceCount() |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::interfaceCount"); |
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XQSERVICE_DEBUG_PRINT("serviceInterfaces.count(): %d", serviceInterfaces.count()); |
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return serviceInterfaces.count(); |
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} |
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175 |
|
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176 |
/*! |
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Returns the metadata of the interace at \a index; otherwise |
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returns 0. |
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*/ |
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QList<SFWInterface> ServiceMetaData::getInterfaces() |
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181 |
{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::getInterfaces"); |
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return serviceInterfaces; |
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} |
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185 |
|
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186 |
/*! |
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Parses the file and extracts the service metadata \n |
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Custom error codes: \n |
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SFW_ERROR_UNABLE_TO_OPEN_FILE in case can not open the XML file \n |
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SFW_ERROR_INVALID_XML_FILE in case service registry is not a valid XML file \n |
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SFW_ERROR_NO_SERVICE in case XML file has no service tag\n |
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@return true if the metadata was read properly, false if there is an error |
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*/ |
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bool ServiceMetaData::extractMetadata() |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::extractMetadata"); |
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latestError = 0; |
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clearMetadata(); |
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QXmlStreamReader xmlReader; |
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bool parseError = false; |
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//Open xml file |
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if (!xmlDevice->isOpen() && !xmlDevice->open(QIODevice::ReadOnly)) { |
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XQSERVICE_DEBUG_PRINT("Couldn't open the file"); |
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latestError = ServiceMetaData::SFW_ERROR_UNABLE_TO_OPEN_FILE; |
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parseError = true; |
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} else { |
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//Load xml content |
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xmlReader.setDevice(xmlDevice); |
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// Read XML doc |
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while (!xmlReader.atEnd() && !parseError) { |
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xmlReader.readNext(); |
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//Found a <service> node, read service related metadata |
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if (xmlReader.isStartElement() && xmlReader.name() == SERVICE_TAG) { |
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if (!processServiceElement(xmlReader)) { |
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XQSERVICE_DEBUG_PRINT("Couldn't process service element"); |
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parseError = true; |
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} |
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} |
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else if (xmlReader.isStartElement() && xmlReader.name() != SERVICE_TAG) { |
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XQSERVICE_DEBUG_PRINT("No service"); |
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latestError = ServiceMetaData::SFW_ERROR_NO_SERVICE; |
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parseError = true; |
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} |
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else if (xmlReader.tokenType() == QXmlStreamReader::Invalid) { |
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XQSERVICE_DEBUG_PRINT("Invalid XML"); |
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latestError = ServiceMetaData::SFW_ERROR_INVALID_XML_FILE; |
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parseError = true; |
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} |
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} |
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if (ownsXmlDevice) |
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xmlDevice->close(); |
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} |
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if (parseError) { |
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clearMetadata(); |
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} |
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XQSERVICE_DEBUG_PRINT("parseError: %d", parseError); |
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return !parseError; |
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} |
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239 |
|
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240 |
/*! |
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Gets the latest parsing error \n |
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@return parsing error(negative value) or 0 in case there is none |
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*/ |
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int ServiceMetaData::getLatestError() |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::getLatestError"); |
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XQSERVICE_DEBUG_PRINT("latestError: %d", latestError); |
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return latestError; |
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} |
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250 |
|
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251 |
/*! |
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Gets the value of the attribute from the XML node \n |
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@param aDomElement xml node |
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@param aAttributeName attribute name |
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@param aValue [out] attribute value |
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@return true if the value was read, false otherwise |
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*/ |
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bool ServiceMetaData::getAttributeValue(const QXmlStreamReader &aXMLReader, const QString &aAttributeName, QString &aValue) |
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{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::getAttributeValue"); |
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XQSERVICE_DEBUG_PRINT("aAttributeName: %s", qPrintable(aAttributeName)); |
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bool result = false; |
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for (int i = 0; i < aXMLReader.attributes().count(); i++){ |
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QXmlStreamAttribute att = aXMLReader.attributes()[i]; |
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if (att.name() == aAttributeName) { |
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if (att.value().isNull() || att.value().isEmpty()) { |
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result = false; |
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} else { |
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result = true; |
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aValue = att.value().toString(); |
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XQSERVICE_DEBUG_PRINT("aValue: %s", qPrintable(aValue)); |
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} |
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} |
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274 |
} |
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// Capability attribute is allowed to be empty |
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if (aAttributeName == INTERFACE_CAPABILITY) { |
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result = true; |
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} |
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XQSERVICE_DEBUG_PRINT("result: %d", result); |
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return result; |
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} |
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|
282 |
|
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283 |
/*! |
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Parses and extracts the service metadata from the current xml <service> node \n |
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285 |
Custom error codes: \n |
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SFW_ERROR_NO_SERVICE_NAME in case no service name in XML file \n |
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|
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SFW_ERROR_NO_INTERFACE_VERSION in case no interface version in XML file \n |
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SFW_ERROR_PARSE_SERVICE in case can not parse service section in XML file \n |
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SFW_ERROR_NO_SERVICE_FILEPATH in case no service file path in XML file \n |
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SFW_ERROR_INVALID_XML_FILE in case XML file is not valid \n |
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SFW_ERROR_NO_SERVICE_INTERFACE in case no interface defined for service in XML file \n |
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@param aXMLReader xml stream reader |
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@return true if the metadata was read properly, false if there is an error |
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294 |
*/ |
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bool ServiceMetaData::processServiceElement(QXmlStreamReader &aXMLReader) |
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296 |
{ |
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XQSERVICE_DEBUG_PRINT("ServiceMetaData::processServiceElement"); |
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Q_ASSERT(aXMLReader.isStartElement() && aXMLReader.name() == SERVICE_TAG); |
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|
299 |
bool parseError = false; |
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|
300 |
|
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|
301 |
if (!getAttributeValue(aXMLReader, NAME_TAG, serviceName)) { |
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XQSERVICE_DEBUG_PRINT("No service name"); |
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|
303 |
latestError = ServiceMetaData::SFW_ERROR_NO_SERVICE_NAME; |
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|
304 |
parseError = true; |
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305 |
} |
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|
306 |
|
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|
307 |
if (!parseError) { |
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|
308 |
if (!getAttributeValue(aXMLReader, SERVICE_FILEPATH, serviceFilePath)) { |
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|
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XQSERVICE_DEBUG_PRINT("No service filepath"); |
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310 |
latestError = ServiceMetaData::SFW_ERROR_NO_SERVICE_FILEPATH; |
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Revision: 201033
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parents:
diff
changeset
|
311 |
parseError = true; |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
312 |
} |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
313 |
} |
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
314 |
|
5d007b20cfd0
Revision: 201033
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parents:
diff
changeset
|
315 |
while (!parseError && !aXMLReader.atEnd()) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
316 |
aXMLReader.readNext(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
317 |
if (aXMLReader.name() == DESCRIPTION_TAG) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
318 |
serviceDescription = aXMLReader.readElementText(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
319 |
XQSERVICE_DEBUG_PRINT("serviceDescription: %s", qPrintable(serviceDescription)); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
320 |
//Found a <interface> node, read module related metadata |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
321 |
} else if (aXMLReader.isStartElement() && aXMLReader.name() == INTERFACE_TAG) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
322 |
if (!processInterfaceElement(aXMLReader)){ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
323 |
XQSERVICE_DEBUG_PRINT("Couldn't process interface element"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
324 |
parseError = true; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
325 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
326 |
//Found </service>, leave the loop |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
327 |
} else if (aXMLReader.isEndElement() && aXMLReader.name() == SERVICE_TAG) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
328 |
XQSERVICE_DEBUG_PRINT("Service element handled"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
329 |
break; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
330 |
} else if (aXMLReader.isEndElement() || aXMLReader.isStartElement()) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
331 |
XQSERVICE_DEBUG_PRINT("Service parse error"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
332 |
latestError = ServiceMetaData::SFW_ERROR_PARSE_SERVICE; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
333 |
parseError = true; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
334 |
} else if (aXMLReader.tokenType() == QXmlStreamReader::Invalid) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
335 |
XQSERVICE_DEBUG_PRINT("Invalid XML"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
336 |
latestError = ServiceMetaData::SFW_ERROR_INVALID_XML_FILE; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
337 |
parseError = true; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
338 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
339 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
340 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
341 |
if (serviceInterfaces.count() == 0 && latestError == 0) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
342 |
XQSERVICE_DEBUG_PRINT("No service interface"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
343 |
latestError = ServiceMetaData::SFW_ERROR_NO_SERVICE_INTERFACE; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
344 |
parseError = true; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
345 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
346 |
if (parseError) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
347 |
clearMetadata(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
348 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
349 |
XQSERVICE_DEBUG_PRINT("parseError: %d", parseError); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
350 |
return !parseError; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
351 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
352 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
353 |
/*! |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
354 |
Parses and extracts the interface metadata from the current xml <interface> node \n |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
355 |
Custome error codes: \n |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
356 |
SFW_ERROR_NO_INTERFACE_NAME in case no interface name in XML file \n |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
357 |
SFW_ERROR_PARSE_INTERFACE in case error parsing interface section \n |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
358 |
SFW_ERROR_INVALID_XML_FILE in case XML file is not valid \n |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
359 |
@param aXMLReader xml stream reader |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
360 |
@return true if the metadata was read properly, false if there is an error |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
361 |
*/ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
362 |
bool ServiceMetaData::processInterfaceElement(QXmlStreamReader &aXMLReader) |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
363 |
{ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
364 |
XQSERVICE_DEBUG_PRINT("ServiceMetaData::processInterfaceElement"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
365 |
Q_ASSERT(aXMLReader.isStartElement() && aXMLReader.name() == INTERFACE_TAG); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
366 |
bool parseError = false; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
367 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
368 |
//Read interface parameter |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
369 |
QString tmp; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
370 |
SFWInterface aInterface(""); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
371 |
if (getAttributeValue(aXMLReader, NAME_TAG, tmp)) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
372 |
XQSERVICE_DEBUG_PRINT("Name attribute value"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
373 |
aInterface = SFWInterface(tmp); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
374 |
tmp.clear(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
375 |
if (getAttributeValue(aXMLReader, INTERFACE_VERSION, tmp)) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
376 |
XQSERVICE_DEBUG_PRINT("Interface version value"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
377 |
bool success = checkVersion(tmp); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
378 |
if ( success ) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
379 |
aInterface.setVersion(tmp); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
380 |
tmp.clear(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
381 |
if (getAttributeValue(aXMLReader, INTERFACE_CAPABILITY, tmp)) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
382 |
XQSERVICE_DEBUG_PRINT("Interface capability value"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
383 |
aInterface.setCapabilities(tmp.split(",", QString::SkipEmptyParts)); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
384 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
385 |
} else { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
386 |
XQSERVICE_DEBUG_PRINT("Invalid interface version"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
387 |
latestError = ServiceMetaData::SFW_ERROR_INVALID_VERSION; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
388 |
parseError = true; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
389 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
390 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
391 |
else{ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
392 |
XQSERVICE_DEBUG_PRINT("No interface version"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
393 |
latestError = ServiceMetaData::SFW_ERROR_NO_INTERFACE_VERSION; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
394 |
parseError = true; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
395 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
396 |
} else { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
397 |
XQSERVICE_DEBUG_PRINT("No interface name"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
398 |
latestError = ServiceMetaData::SFW_ERROR_NO_INTERFACE_NAME; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
399 |
parseError = true; |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
400 |
} |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
401 |
|
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
402 |
while (!parseError && !aXMLReader.atEnd()) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
403 |
aXMLReader.readNext(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
404 |
//Read interface description |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
405 |
if (aXMLReader.isStartElement() && aXMLReader.name() == DESCRIPTION_TAG) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
406 |
XQSERVICE_DEBUG_PRINT("Interface description"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
407 |
aInterface.setDescription(aXMLReader.readElementText()); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
408 |
//Found </interface>, leave the loop |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
409 |
} else if (aXMLReader.isEndElement() && aXMLReader.name() == INTERFACE_TAG) { |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
410 |
XQSERVICE_DEBUG_PRINT("Interface handled"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
411 |
break; |
5d007b20cfd0
Revision: 201033
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412 |
} else if (aXMLReader.isStartElement() || aXMLReader.isEndElement()) { |
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Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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413 |
XQSERVICE_DEBUG_PRINT("Interface parse error"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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414 |
latestError = ServiceMetaData::SFW_ERROR_PARSE_INTERFACE; |
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Revision: 201033
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415 |
parseError = true; |
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Revision: 201033
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416 |
} else if (aXMLReader.tokenType() == QXmlStreamReader::Invalid) { |
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Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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417 |
XQSERVICE_DEBUG_PRINT("Invalid XML"); |
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Revision: 201033
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418 |
latestError = ServiceMetaData::SFW_ERROR_INVALID_XML_FILE; |
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Revision: 201033
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419 |
parseError = true; |
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Revision: 201033
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420 |
} |
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Revision: 201033
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421 |
} |
5d007b20cfd0
Revision: 201033
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422 |
|
5d007b20cfd0
Revision: 201033
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423 |
if (!parseError) { |
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Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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424 |
const QString ident = aInterface.name()+aInterface.version(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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XQSERVICE_DEBUG_PRINT("ident: %s", qPrintable(ident)); |
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Revision: 201033
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426 |
if (duplicates.contains(ident.toLower())) { |
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Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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XQSERVICE_DEBUG_PRINT("Duplicate interface"); |
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Revision: 201033
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428 |
latestError = ServiceMetaData::SFW_ERROR_DUPLICATED_INTERFACE; |
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Revision: 201033
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429 |
parseError = true; |
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Revision: 201033
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430 |
} else { |
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Revision: 201033
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431 |
duplicates.insert(ident.toLower()); |
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Revision: 201033
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serviceInterfaces.append(aInterface); |
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Revision: 201033
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433 |
} |
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Revision: 201033
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434 |
} |
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Revision: 201033
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435 |
XQSERVICE_DEBUG_PRINT("parseError: %d", parseError); |
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Revision: 201033
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return !parseError; |
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Revision: 201033
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437 |
} |
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Revision: 201033
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438 |
|
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Revision: 201033
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439 |
bool ServiceMetaData::checkVersion(const QString &version) |
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Revision: 201033
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440 |
{ |
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Revision: 201033
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441 |
XQSERVICE_DEBUG_PRINT("ServiceMetaData::checkVersion"); |
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Revision: 201033
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442 |
//match x.y as version format |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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443 |
QRegExp rx("^([1-9][0-9]*)\\.(0+|[1-9][0-9]*)$"); |
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Revision: 201033
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444 |
int pos = rx.indexIn(version); |
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Revision: 201033
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445 |
QStringList list = rx.capturedTexts(); |
5d007b20cfd0
Revision: 201033
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446 |
bool success = false; |
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Revision: 201033
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447 |
if (pos == 0 && list.count() == 3 |
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Revision: 201033
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448 |
&& rx.matchedLength() == version.length() ) |
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Revision: 201033
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449 |
{ |
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Revision: 201033
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450 |
list[1].toInt(&success); |
5d007b20cfd0
Revision: 201033
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451 |
if ( success ) { |
5d007b20cfd0
Revision: 201033
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452 |
list[2].toInt(&success); |
5d007b20cfd0
Revision: 201033
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|
453 |
} |
5d007b20cfd0
Revision: 201033
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|
454 |
} |
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Revision: 201033
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455 |
XQSERVICE_DEBUG_PRINT("success: %d", success); |
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Revision: 201033
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456 |
return success; |
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Revision: 201033
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457 |
} |
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Revision: 201033
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|
458 |
|
5d007b20cfd0
Revision: 201033
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|
459 |
/*! |
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Revision: 201033
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460 |
* Clears the service metadata |
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Revision: 201033
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461 |
* |
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Revision: 201033
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|
462 |
*/ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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463 |
void ServiceMetaData::clearMetadata() |
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Revision: 201033
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464 |
{ |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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|
465 |
XQSERVICE_DEBUG_PRINT("ServiceMetaData::clearMetadata"); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
466 |
serviceName.clear(); |
5d007b20cfd0
Revision: 201033
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|
467 |
serviceFilePath.clear(); |
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Revision: 201033
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|
468 |
serviceDescription.clear(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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|
469 |
serviceInterfaces.clear(); |
5d007b20cfd0
Revision: 201033
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parents:
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|
470 |
duplicates.clear(); |
5d007b20cfd0
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
471 |
} |
5d007b20cfd0
Revision: 201033
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parents:
diff
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|
472 |
|
5d007b20cfd0
Revision: 201033
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diff
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|
473 |
QT_END_NAMESPACE |