path: root/parameter/ParameterMgr.cpp

/*
 * Copyright (c) 2011-2014, Intel Corporation
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation and/or
 * other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its contributors
 * may be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#include "ParameterMgr.h"
#include "XmlParameterSerializingContext.h"
#include "XmlElementSerializingContext.h"
#include "SystemClass.h"
#include "ElementLibrarySet.h"
#include "SubsystemLibrary.h"
#include "NamedElementBuilderTemplate.h"
#include "KindElementBuilderTemplate.h"
#include "ElementBuilderTemplate.h"
#include "XmlFileIncluderElement.h"
#include "SelectionCriterionType.h"
#include "SubsystemElementBuilder.h"
#include "FileIncluderElementBuilder.h"
#include "SelectionCriteria.h"
#include "ComponentType.h"
#include "ComponentInstance.h"
#include "ParameterBlockType.h"
#include "BooleanParameterType.h"
#include "IntegerParameterType.h"
#include "FixedPointParameterType.h"
#include "ParameterBlackboard.h"
#include "Parameter.h"
#include "ParameterAccessContext.h"
#include "XmlFileIncluderElement.h"
#include "ParameterFrameworkConfiguration.h"
#include "FrameworkConfigurationGroup.h"
#include "PluginLocation.h"
#include "SubsystemPlugins.h"
#include "FrameworkConfigurationLocation.h"
#include "ConfigurableDomains.h"
#include "ConfigurableDomain.h"
#include "DomainConfiguration.h"
#include "XmlDomainSerializingContext.h"
#include "XmlDomainExportContext.h"
#include "XmlDomainImportContext.h"
#include "BitParameterBlockType.h"
#include "BitParameterType.h"
#include "StringParameterType.h"
#include "EnumParameterType.h"
#include "RemoteProcessorServerInterface.h"
#include "ElementLocator.h"
#include "AutoLog.h"
#include "CompoundRule.h"
#include "SelectionCriterionRule.h"
#include "SimulatedBackSynchronizer.h"
#include "HardwareBackSynchronizer.h"
#include "AutoLock.h"
#include <strings.h>
#include <dlfcn.h>
#include <assert.h>
#include "ParameterHandle.h"
#include "LinearParameterAdaptation.h"
#include "EnumValuePair.h"
#include "Subsystem.h"
#include "XmlFileDocSink.h"
#include "XmlFileDocSource.h"
#include "XmlStringDocSink.h"
#include "XmlStringDocSource.h"
#include "XmlMemoryDocSink.h"
#include "XmlMemoryDocSource.h"
#include "Utility.h"
#include <sstream>
#include <memory>

#define base CElement

using std::string;
using std::list;
using std::vector;
using std::ostringstream;

// Used for remote processor server creation
typedef IRemoteProcessorServerInterface* (*CreateRemoteProcessorServer)(uint16_t uiPort, IRemoteCommandHandler* pCommandHandler);

// Global configuration file name (fixed)
const char* gacParameterFrameworkConfigurationFileName = "ParameterFrameworkConfiguration.xml";
const char* gacSystemSchemasSubFolder = "Schemas";

// Config File System looks normally like this:
// ---------------------------------------------
//|-- <ParameterFrameworkConfiguration>.xml
//|-- Schemas
//|   `-- *.xsd
//|-- Settings
//|   `-- <SystemClassName folder>*
//|       |-- <ConfigurableDomains>.xml
//|       `-- <Settings>.bin?
//`-- Structure
//    `-- <SystemClassName folder>*
//        |-- <SystemClassName>Class.xml
//        `-- <Subsystem>.xml*
// --------------------------------------------


// Remote command parser array
const CParameterMgr::SRemoteCommandParserItem CParameterMgr::gastRemoteCommandParserItems[] = {

    /// Version
    { "version", &CParameterMgr::versionCommandProcess, 0,
            "", "Show version" },

    /// Status
    { "status", &CParameterMgr::statusCommandProcess, 0, "",
            "Show current status" },

    /// Tuning Mode
    { "setTuningMode", &CParameterMgr::setTuningModeCommmandProcess, 1,
            "on|off*", "Turn on or off Tuning Mode" },
    { "getTuningMode", &CParameterMgr::getTuningModeCommmandProcess, 0,
            "", "Show Tuning Mode" },

    /// Value Space
    { "setValueSpace", &CParameterMgr::setValueSpaceCommmandProcess, 1,
            "raw|real*", "Assigns Value Space used for parameter value interpretation" },
    { "getValueSpace", &CParameterMgr::getValueSpaceCommmandProcess, 0,
            "", "Show Value Space" },

    /// Output Raw Format
    { "setOutputRawFormat", &CParameterMgr::setOutputRawFormatCommmandProcess, 1,
            "dec*|hex", "Assigns format used to output parameter values when in raw Value Space" },
    { "getOutputRawFormat", &CParameterMgr::getOutputRawFormatCommmandProcess, 0,
            "", "Show Output Raw Format" },

    /// Sync
    { "setAutoSync", &CParameterMgr::setAutoSyncCommmandProcess, 1,
            "on*|off", "Turn on or off automatic synchronization to hardware while in Tuning Mode" },
    { "getAutoSync", &CParameterMgr::getAutoSyncCommmandProcess, 0,
            "", "Show Auto Sync state" },
    { "sync", &CParameterMgr::syncCommmandProcess, 0,
            "", "Synchronize current settings to hardware while in Tuning Mode and Auto Sync off" },

    /// Criteria
    { "listCriteria", &CParameterMgr::listCriteriaCommmandProcess, 0,
            "[csv]", "List selection criteria" },

    /// Domains
    { "listDomains", &CParameterMgr::listDomainsCommmandProcess, 0,
            "", "List configurable domains" },
    { "dumpDomains", &CParameterMgr::dumpDomainsCommmandProcess, 0,
            "", "Show all domains and configurations, including applicability conditions" },
    { "createDomain", &CParameterMgr::createDomainCommmandProcess, 1,
            "<domain>", "Create new configurable domain" },
    { "deleteDomain", &CParameterMgr::deleteDomainCommmandProcess, 1,
            "<domain>", "Delete configurable domain" },
    { "deleteAllDomains", &CParameterMgr::deleteAllDomainsCommmandProcess, 0,
            "", "Delete all configurable domains" },
    { "renameDomain", &CParameterMgr::renameDomainCommmandProcess, 2,
            "<domain> <new name>", "Rename configurable domain" },
    { "setSequenceAwareness", &CParameterMgr::setSequenceAwarenessCommmandProcess, 1,
            "<domain> true|false*", "Set configurable domain sequence awareness" },
    { "getSequenceAwareness", &CParameterMgr::getSequenceAwarenessCommmandProcess, 1,
            "<domain>", "Get configurable domain sequence awareness" },
    { "listDomainElements", &CParameterMgr::listDomainElementsCommmandProcess, 1,
            "<domain>", "List elements associated to configurable domain" },
    { "addElement", &CParameterMgr::addElementCommmandProcess, 2,
            "<domain> <elem path>", "Associate element at given path to configurable domain" },
    { "removeElement", &CParameterMgr::removeElementCommmandProcess, 2,
            "<domain> <elem path>", "Dissociate element at given path from configurable domain" },
    { "splitDomain", &CParameterMgr::splitDomainCommmandProcess, 2,
            "<domain> <elem path>", "Split configurable domain at given associated element path" },

    /// Configurations
    { "listConfigurations", &CParameterMgr::listConfigurationsCommmandProcess, 1,
            "<domain>", "List domain configurations" },
    { "createConfiguration", &CParameterMgr::createConfigurationCommmandProcess, 2,
            "<domain> <configuration>", "Create new domain configuration" },
    { "deleteConfiguration", &CParameterMgr::deleteConfigurationCommmandProcess, 2,
            "<domain> <configuration>", "Delete domain configuration" },
    { "renameConfiguration", &CParameterMgr::renameConfigurationCommmandProcess, 3,
            "<domain> <configuration> <new name>", "Rename domain configuration" },
    { "saveConfiguration", &CParameterMgr::saveConfigurationCommmandProcess, 2,
            "<domain> <configuration>", "Save current settings into configuration" },
    { "restoreConfiguration", &CParameterMgr::restoreConfigurationCommmandProcess, 2,
            "<domain> <configuration>", "Restore current settings from configuration" },
    { "setElementSequence", &CParameterMgr::setElementSequenceCommmandProcess, 3,
            "<domain> <configuration> <elem path list>",
            "Set element application order for configuration" },
    { "getElementSequence", &CParameterMgr::getElementSequenceCommmandProcess, 2,
            "<domain> <configuration>", "Get element application order for configuration" },
    { "setRule", &CParameterMgr::setRuleCommmandProcess, 3,
            "<domain> <configuration> <rule>", "Set configuration application rule" },
    { "clearRule", &CParameterMgr::clearRuleCommmandProcess, 2,
            "<domain> <configuration>", "Clear configuration application rule" },
    { "getRule", &CParameterMgr::getRuleCommmandProcess, 2,
            "<domain> <configuration>", "Get configuration application rule" },

    /// Elements/Parameters
    { "listElements", &CParameterMgr::listElementsCommmandProcess, 1,
            "<elem path>|/", "List elements under element at given path or root" },
    { "listParameters", &CParameterMgr::listParametersCommmandProcess, 1,
            "<elem path>|/", "List parameters under element at given path or root" },
    { "dumpElement", &CParameterMgr::dumpElementCommmandProcess, 1,
            "<elem path>", "Dump structure and content of element at given path" },
    { "getElementSize", &CParameterMgr::getElementSizeCommmandProcess, 1,
            "<elem path>", "Show size of element at given path" },
    { "showProperties", &CParameterMgr::showPropertiesCommmandProcess, 1,
            "<elem path>", "Show properties of element at given path" },
    { "getParameter", &CParameterMgr::getParameterCommmandProcess, 1,
            "<param path>", "Get value for parameter at given path" },
    { "setParameter", &CParameterMgr::setParameterCommmandProcess, 2,
            "<param path> <value>", "Set value for parameter at given path" },
    { "listBelongingDomains", &CParameterMgr::listBelongingDomainsCommmandProcess, 1,
            "<elem path>", "List domain(s) element at given path belongs to" },
    { "listAssociatedDomains", &CParameterMgr::listAssociatedDomainsCommmandProcess, 1,
            "<elem path>", "List domain(s) element at given path is associated to" },
    { "getConfigurationParameter", &CParameterMgr::getConfigurationParameterCommmandProcess, 3,
            "<domain> <configuration> <param path>",
            "Get value for parameter at given path from configuration" },
    { "setConfigurationParameter", &CParameterMgr::setConfigurationParameterCommmandProcess, 4,
            "<domain> <configuration> <param path> <value>",
            "Set value for parameter at given path to configuration" },
    { "showMapping", &CParameterMgr::showMappingCommmandProcess, 1,
            "<elem path>", "Show mapping for an element at given path" },

    /// Browse
    { "listAssociatedElements", &CParameterMgr::listAssociatedElementsCommmandProcess, 0,
            "", "List element sub-trees associated to at least one configurable domain" },
    { "listConflictingElements", &CParameterMgr::listConflictingElementsCommmandProcess, 0,
            "", "List element sub-trees contained in more than one configurable domain" },
    { "listRogueElements", &CParameterMgr::listRogueElementsCommmandProcess, 0,
            "", "List element sub-trees owned by no configurable domain" },

    /// Settings Import/Export
    { "exportDomainsXML", &CParameterMgr::exportConfigurableDomainsToXMLCommmandProcess, 1,
            "<file path> ", "Export domains to XML file" },
    { "importDomainsXML", &CParameterMgr::importConfigurableDomainsFromXMLCommmandProcess, 1,
            "<file path>", "Import domains from XML file" },
    { "exportDomainsWithSettingsXML",
            &CParameterMgr::exportConfigurableDomainsWithSettingsToXMLCommmandProcess, 1,
            "<file path> ", "Export domains including settings to XML file" },
    { "importDomainsWithSettingsXML",
            &CParameterMgr::importConfigurableDomainsWithSettingsFromXMLCommmandProcess, 1,
            "<file path>", "Import domains including settings from XML file" },
    { "importDomainWithSettingsXML",
            &CParameterMgr::importConfigurableDomainWithSettingsFromXMLCommmandProcess, 1,
            "<file path> [overwrite]", "Import a single domain including settings from XML file."
            " Does not overwrite an existing domain unless 'overwrite' is passed as second"
            " argument" },
    { "exportSettings", &CParameterMgr::exportSettingsCommmandProcess, 1,
            "<file path>", "Export settings to binary file" },
    { "importSettings", &CParameterMgr::importSettingsCommmandProcess, 1,
            "<file path>", "Import settings from binary file" },
    { "getDomainsWithSettingsXML",
            &CParameterMgr::getConfigurableDomainsWithSettingsXMLCommmandProcess, 0,
            "", "Print domains including settings as XML" },
    { "getDomainWithSettingsXML",
            &CParameterMgr::getConfigurableDomainWithSettingsXMLCommmandProcess, 1,
            "<domain>", "Print the given domain including settings as XML" },
    { "setDomainsWithSettingsXML",
            &CParameterMgr::setConfigurableDomainsWithSettingsXMLCommmandProcess, 1,
            "<xml configurable domains>", "Import domains including settings from XML string" },
    /// Structure Export
    { "getSystemClassXML", &CParameterMgr::getSystemClassXMLCommmandProcess, 0 ,
            "", "Print parameter structure as XML" },
    /// Deprecated Commands
    { "getDomainsXML",
            &CParameterMgr::getConfigurableDomainsWithSettingsXMLCommmandProcess, 0,
            "", "DEPRECATED COMMAND, please use getDomainsWithSettingsXML" },

};

// Remote command parsers array Size
const uint32_t CParameterMgr::guiNbRemoteCommandParserItems = sizeof(gastRemoteCommandParserItems) / sizeof(gastRemoteCommandParserItems[0]);

CParameterMgr::CParameterMgr(const string& strConfigurationFilePath) :
    _bTuningModeIsOn(false),
    _bValueSpaceIsRaw(false),
    _bOutputRawFormatIsHex(false),
    _bAutoSyncOn(true),
    _pMainParameterBlackboard(new CParameterBlackboard),
    _pElementLibrarySet(new CElementLibrarySet),
    _strXmlConfigurationFilePath(strConfigurationFilePath),
    _pSubsystemPlugins(NULL),
    _handleLibRemoteProcessor(NULL),
    _uiStructureChecksum(0),
    _pRemoteProcessorServer(NULL),
    _uiMaxCommandUsageLength(0),
    _pLogger(NULL),
    _uiLogDepth(0),
    _bForceNoRemoteInterface(false),
    _bFailOnMissingSubsystem(true),
    _bFailOnFailedSettingsLoad(true),
    _bValidateSchemasOnStart(false)

{
    // Tuning Mode Mutex
    bzero(&_blackboardMutex, sizeof(_blackboardMutex));
    pthread_mutex_init(&_blackboardMutex, NULL);

    // Deal with children
    addChild(new CParameterFrameworkConfiguration);
    addChild(new CSelectionCriteria);
    addChild(new CSystemClass);
    addChild(new CConfigurableDomains);

    _pCommandHandler = new CCommandHandler(this);

    // Add command parsers
    uint32_t uiRemoteCommandParserItem;

    for (uiRemoteCommandParserItem = 0; uiRemoteCommandParserItem < guiNbRemoteCommandParserItems; uiRemoteCommandParserItem++) {

        const SRemoteCommandParserItem* pRemoteCommandParserItem = &gastRemoteCommandParserItems[uiRemoteCommandParserItem];

        _pCommandHandler->addCommandParser(pRemoteCommandParserItem->_pcCommandName,
                                           pRemoteCommandParserItem->_pfnParser,
                                           pRemoteCommandParserItem->_uiMinArgumentCount,
                                           pRemoteCommandParserItem->_pcHelp,
                                           pRemoteCommandParserItem->_pcDescription);
    }

    // Configuration file folder
    uint32_t uiSlashPos = _strXmlConfigurationFilePath.rfind('/', -1);

    assert(uiSlashPos != (uint32_t)-1);

    _strXmlConfigurationFolderPath = _strXmlConfigurationFilePath.substr(0, uiSlashPos);

    // Schema absolute folder location
    _strSchemaFolderLocation = _strXmlConfigurationFolderPath + "/" + gacSystemSchemasSubFolder;
}

CParameterMgr::~CParameterMgr()
{
    // Children
    delete _pRemoteProcessorServer;
    delete _pCommandHandler;
    delete _pMainParameterBlackboard;
    delete _pElementLibrarySet;

    // Close remote processor library
    if (_handleLibRemoteProcessor != NULL) {
        dlclose(_handleLibRemoteProcessor);
    }

    // Tuning Mode Mutex
    pthread_mutex_destroy(&_blackboardMutex);
}

string CParameterMgr::getKind() const
{
    return "ParameterMgr";
}

// Logging
void CParameterMgr::setLogger(CParameterMgr::ILogger* pLogger)
{
    _pLogger = pLogger;
}

// Logging
void CParameterMgr::doLog(bool bIsWarning, const string& strLog) const
{
    if (_pLogger) {

        // Nest
        string strIndent;

        // Level
        uint32_t uiNbIndents = _uiLogDepth;

        while (uiNbIndents--) {

            strIndent += "    ";
        }

        // Log
        _pLogger->log(bIsWarning, strIndent + strLog);
    }
}

void CParameterMgr::nestLog() const
{
    _uiLogDepth++;
}

void CParameterMgr::unnestLog() const
{
    _uiLogDepth--;
}

// Version
string CParameterMgr::getVersion() const
{
    string strVersion;

    // Major
    strVersion = toString(guiEditionMajor) + ".";
    // Minor
    strVersion += toString(guiEditionMinor) + ".";
    // Revision
    strVersion += toString(guiRevision);

    return strVersion;
}

bool CParameterMgr::load(string& strError)
{
    CAutoLog autoLog(this, "Loading");

    feedElementLibraries();

    // Load Framework configuration
    if (!loadFrameworkConfiguration(strError)) {

        return false;
    }

    // Load subsystems
    if (!getSystemClass()->loadSubsystems(strError,
                                          _pSubsystemPlugins, !_bFailOnMissingSubsystem)) {

        return false;
    }

    // Load structure
    if (!loadStructure(strError)) {

        return false;
    }

    // Load settings
    if (!loadSettings(strError)) {

        return false;
    }

    // Back synchronization for areas in parameter blackboard not covered by any domain
    CBackSynchronizer* pBackSynchronizer = createBackSynchronizer();

    // Back-synchronize
    {
        CAutoLog autoLog(this, "Main blackboard back synchronization");

        pBackSynchronizer->sync();

        // Get rid of back synchronizer
        delete pBackSynchronizer;
    }

    // We're done loading the settings and back synchronizing
    CConfigurableDomains* pConfigurableDomains = getConfigurableDomains();

    // We need to ensure all domains are valid
    pConfigurableDomains->validate(_pMainParameterBlackboard);

    // Log selection criterion states
    {
        CAutoLog autoLog(this, "Criterion states");

        const CSelectionCriteria* selectionCriteria = getConstSelectionCriteria();

        list<string> lstrSelectionCriteron;
        selectionCriteria->listSelectionCriteria(lstrSelectionCriteron, true, false);

        log_table(false, lstrSelectionCriteron);
    }

    // Subsystem can not ask for resync as they have not been synced yet
    getSystemClass()->cleanSubsystemsNeedToResync();

    // At initialization, check subsystems that need resync
    doApplyConfigurations(true);

    // Start remote processor server if appropriate
    return handleRemoteProcessingInterface(strError);
}

bool CParameterMgr::loadFrameworkConfiguration(string& strError)
{
    CAutoLog autoLog(this, "Loading framework configuration");

    // Parse Structure XML file
    CXmlElementSerializingContext elementSerializingContext(strError);

    if (!xmlParse(elementSerializingContext, getFrameworkConfiguration(), _strXmlConfigurationFilePath, _strXmlConfigurationFolderPath, EFrameworkConfigurationLibrary)) {

        return false;
    }
    // Set class name to system class and configurable domains
    getSystemClass()->setName(getConstFrameworkConfiguration()->getSystemClassName());
    getConfigurableDomains()->setName(getConstFrameworkConfiguration()->getSystemClassName());

    // Get subsystem plugins elements
    _pSubsystemPlugins = static_cast<const CSubsystemPlugins*>(getConstFrameworkConfiguration()->findChild("SubsystemPlugins"));

    if (!_pSubsystemPlugins) {

        strError = "Parameter Framework Configuration: couldn't find SubsystemPlugins element";

        return false;
    }

    // Log tuning availability
    log_info("Tuning %s", getConstFrameworkConfiguration()->isTuningAllowed() ? "allowed" : "prohibited");

    return true;
}

bool CParameterMgr::loadStructure(string& strError)
{
    // Retrieve system to load structure to
    CSystemClass* pSystemClass = getSystemClass();

    log_info("Loading " + pSystemClass->getName() + " system class structure");

    // Get structure description element
    const CFrameworkConfigurationLocation* pStructureDescriptionFileLocation = static_cast<const CFrameworkConfigurationLocation*>(getConstFrameworkConfiguration()->findChildOfKind("StructureDescriptionFileLocation"));

    if (!pStructureDescriptionFileLocation) {

        strError = "No StructureDescriptionFileLocation element found for SystemClass " + pSystemClass->getName();

        return false;
    }

    // Get Xml structure folder
    string strXmlStructureFolder = pStructureDescriptionFileLocation->getFolderPath(_strXmlConfigurationFolderPath);

    // Get Xml structure file name
    string strXmlStructureFilePath = pStructureDescriptionFileLocation->getFilePath(_strXmlConfigurationFolderPath);

    // Parse Structure XML file
    CXmlParameterSerializingContext parameterBuildContext(strError);

    CAutoLog autolog(pSystemClass, "Importing system structure from file " + strXmlStructureFilePath);

    if (!xmlParse(parameterBuildContext, pSystemClass, strXmlStructureFilePath, strXmlStructureFolder, EParameterCreationLibrary)) {

        return false;
    }

    // Initialize offsets
    pSystemClass->setOffset(0);

    // Initialize main blackboard's size
    _pMainParameterBlackboard->setSize(pSystemClass->getFootPrint());

    return true;
}

bool CParameterMgr::loadSettings(string& strError)
{
    string strLoadError;
    bool success = loadSettingsFromConfigFile(strLoadError);

    if (!success && !_bFailOnFailedSettingsLoad) {
        // Load can not fail, ie continue but log the load errors
        log_info(strLoadError);
        log_info("Failed to load settings, continue without domains.");
        success = true;
    }

    if (!success) {
        // Propagate the litteral error only if the function fails
        strError = strLoadError;
        return false;
    }

    return true;
}

bool CParameterMgr::loadSettingsFromConfigFile(string& strError)
{
    CAutoLog autoLog(this, "Loading settings");

    // Get settings configuration element
    const CFrameworkConfigurationGroup* pParameterConfigurationGroup = static_cast<const CFrameworkConfigurationGroup*>(getConstFrameworkConfiguration()->findChildOfKind("SettingsConfiguration"));

    if (!pParameterConfigurationGroup) {

        // No settings to load

        return true;
    }
    // Get binary settings file location
    const CFrameworkConfigurationLocation* pBinarySettingsFileLocation = static_cast<const CFrameworkConfigurationLocation*>(pParameterConfigurationGroup->findChildOfKind("BinarySettingsFileLocation"));

    string strXmlBinarySettingsFilePath;

    if (pBinarySettingsFileLocation) {

        // Get Xml binary settings file name
        strXmlBinarySettingsFilePath = pBinarySettingsFileLocation->getFilePath(_strXmlConfigurationFolderPath);
    }

    // Get configurable domains element
    const CFrameworkConfigurationLocation* pConfigurableDomainsFileLocation = static_cast<const CFrameworkConfigurationLocation*>(pParameterConfigurationGroup->findChildOfKind("ConfigurableDomainsFileLocation"));

    if (!pConfigurableDomainsFileLocation) {

        strError = "No ConfigurableDomainsFileLocation element found for SystemClass " + getSystemClass()->getName();

        return false;
    }
    // Get destination root element
    CConfigurableDomains* pConfigurableDomains = getConfigurableDomains();

    // Get Xml configuration domains file name
    string strXmlConfigurationDomainsFilePath = pConfigurableDomainsFileLocation->getFilePath(_strXmlConfigurationFolderPath);

    // Get Xml configuration domains folder
    string strXmlConfigurationDomainsFolder = pConfigurableDomainsFileLocation->getFolderPath(_strXmlConfigurationFolderPath);

    // Parse configuration domains XML file (ask to read settings from XML file if they are not provided as binary)
    CXmlDomainImportContext xmlDomainImportContext(strError, !pBinarySettingsFileLocation,
            *getSystemClass());

    // Selection criteria definition for rule creation
    xmlDomainImportContext.setSelectionCriteriaDefinition(getConstSelectionCriteria()->getSelectionCriteriaDefinition());

    // Auto validation of configurations if no binary settings provided
    xmlDomainImportContext.setAutoValidationRequired(!pBinarySettingsFileLocation);

    log_info("Importing configurable domains from file %s %s settings", strXmlConfigurationDomainsFilePath.c_str(), pBinarySettingsFileLocation ? "without" : "with");

    // Do parse
    if (!xmlParse(xmlDomainImportContext, pConfigurableDomains, strXmlConfigurationDomainsFilePath, strXmlConfigurationDomainsFolder, EParameterConfigurationLibrary, "SystemClassName")) {

        return false;
    }
    // We have loaded the whole system structure, compute checksum
    const CSystemClass* pSystemClass = getConstSystemClass();
    _uiStructureChecksum = pSystemClass->computeStructureChecksum() + getConfigurableDomains()->computeStructureChecksum() + getSelectionCriteria()->computeStructureChecksum();

    // Load binary settings if any provided
    if (pBinarySettingsFileLocation && !pConfigurableDomains->serializeSettings(strXmlBinarySettingsFilePath, false, _uiStructureChecksum, strError)) {

        return false;
    }

    return true;
}

bool CParameterMgr::importDomainFromFile(const string& strXmlFilePath, bool bOverwrite,
                                         string& strError)
{
    CXmlDomainImportContext xmlDomainImportContext(strError, true, *getSystemClass());

    // Selection criteria definition for rule creation
    xmlDomainImportContext.setSelectionCriteriaDefinition(
            getConstSelectionCriteria()->getSelectionCriteriaDefinition());

    // Auto validation of configurations
    xmlDomainImportContext.setAutoValidationRequired(true);

    // We initialize the domain with an empty name but since we have set the isDomainStandalone
    // context, the name will be retrieved during de-serialization
    std::auto_ptr<CConfigurableDomain> standaloneDomain(new CConfigurableDomain());
    bool bSuccess = xmlParse(xmlDomainImportContext, standaloneDomain.get(),
                             strXmlFilePath, "", EParameterConfigurationLibrary, "");

    if (!bSuccess) {
        return false;
    }

    bSuccess = getConfigurableDomains()->addDomain(*standaloneDomain, bOverwrite, strError);
    if (!bSuccess) {
        return false;
    }

    // ownership has been transfered to the ConfigurableDomains object
    standaloneDomain.release();
    return true;
}

// XML parsing
bool CParameterMgr::xmlParse(CXmlElementSerializingContext& elementSerializingContext, CElement* pRootElement, const string& strXmlFilePath, const string& strXmlFolder, CParameterMgr::ElementLibrary eElementLibrary, const string& strNameAttrituteName)
{
    // Init serializing context
    elementSerializingContext.set(_pElementLibrarySet->getElementLibrary(
                                      eElementLibrary), strXmlFolder, _strSchemaFolderLocation);

    // Get Schema file associated to root element
    string strXmlSchemaFilePath = _strSchemaFolderLocation + "/" + pRootElement->getKind() + ".xsd";

    std::auto_ptr<CXmlFileDocSource> fileDocSource(NULL);

    if (strNameAttrituteName.empty()) {
        fileDocSource.reset(new CXmlFileDocSource(strXmlFilePath, strXmlSchemaFilePath,
                                                pRootElement->getKind(),
                                                _bValidateSchemasOnStart));
    } else {
        fileDocSource.reset(new CXmlFileDocSource(strXmlFilePath, strXmlSchemaFilePath,
                                               pRootElement->getKind(),
                                               pRootElement->getName(), strNameAttrituteName,
                                               _bValidateSchemasOnStart));
    }

    // Start clean
    pRootElement->clean();

    CXmlMemoryDocSink memorySink(pRootElement);

    if (!memorySink.process(*fileDocSource, elementSerializingContext)) {
        //Cleanup
        pRootElement->clean();

        return false;
    }

    return true;
}

// Init
bool CParameterMgr::init(string& strError)
{
    return base::init(strError);
}

// Selection criteria interface
CSelectionCriterionType* CParameterMgr::createSelectionCriterionType(bool bIsInclusive)
{
    // Propagate
    return getSelectionCriteria()->createSelectionCriterionType(bIsInclusive);
}

CSelectionCriterion* CParameterMgr::createSelectionCriterion(const string& strName, const CSelectionCriterionType* pSelectionCriterionType)
{
    // Propagate
    return getSelectionCriteria()->createSelectionCriterion(strName, pSelectionCriterionType);
}

// Selection criterion retrieval
CSelectionCriterion* CParameterMgr::getSelectionCriterion(const string& strName)
{
    // Propagate
    return getSelectionCriteria()->getSelectionCriterion(strName);
}

// Configuration application
void CParameterMgr::applyConfigurations()
{
    CAutoLog autoLog(this, "Configuration application request");

    // Lock state
    CAutoLock autoLock(&_blackboardMutex);

    if (!_bTuningModeIsOn) {

        // Apply configuration(s)
        doApplyConfigurations(false);
    } else {

        log_warning("Configurations were not applied because the TuningMode is on");
    }
}

// Get the configurableElement corresponding to the given path
const CConfigurableElement* CParameterMgr::getConfigurableElement(const string& strPath,
                                                                  string& strError) const
{
    CPathNavigator pathNavigator(strPath);

    // Nagivate through system class
    if (!pathNavigator.navigateThrough(getConstSystemClass()->getName(), strError)) {

        return NULL;
    }

    // Find element
    const CElement* pElement = getConstSystemClass()->findDescendant(pathNavigator);

    if (!pElement) {

        strError = "Path not found: " + strPath;

        return NULL;
    }

    // Check found element is a parameter
    const CConfigurableElement* pConfigurableElement = static_cast<const CConfigurableElement*>(pElement);

    return pConfigurableElement;
}

// Dynamic parameter handling
CParameterHandle* CParameterMgr::createParameterHandle(const string& strPath, string& strError)
{
    const CConfigurableElement* pConfigurableElement = getConfigurableElement(strPath, strError);

    if (!pConfigurableElement) {

        // Element not found
        strError = "Element not found: " + strPath;
        return NULL;
    }

    if (!pConfigurableElement->isParameter()) {

        // Element is not parameter
        strError = "Not a parameter: " + strPath;

        return NULL;
    }

    // Convert as parameter and return new handle
    return new CParameterHandle(static_cast<const CBaseParameter*>(pConfigurableElement), this);
}

void CParameterMgr::setFailureOnMissingSubsystem(bool bFail)
{
    _bFailOnMissingSubsystem = bFail;
}

bool CParameterMgr::getFailureOnMissingSubsystem() const
{
    return _bFailOnMissingSubsystem;
}

void CParameterMgr::setFailureOnFailedSettingsLoad(bool bFail)
{
    _bFailOnFailedSettingsLoad = bFail;
}

bool CParameterMgr::getFailureOnFailedSettingsLoad()
{
    return _bFailOnFailedSettingsLoad;
}

const string& CParameterMgr::getSchemaFolderLocation() const
{
    return _strSchemaFolderLocation;
}

void CParameterMgr::setSchemaFolderLocation(const string& strSchemaFolderLocation)
{
    _strSchemaFolderLocation = strSchemaFolderLocation;
}

void CParameterMgr::setValidateSchemasOnStart(bool bValidate)
{
    _bValidateSchemasOnStart = bValidate;
}

bool CParameterMgr::getValidateSchemasOnStart() const
{
    return _bValidateSchemasOnStart;
}

/////////////////// Remote command parsers
/// Version
CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::versionCommandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    // Show version
    strResult = getVersion();

    return CCommandHandler::ESucceeded;
}

/// Status
CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::statusCommandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;
    // System class
    const CSystemClass* pSystemClass = getSystemClass();

    // Show status
    /// General section
    appendTitle(strResult, "General:");
    // System class
    strResult += "System Class: ";
    strResult += pSystemClass->getName();
    strResult += "\n";

    // Tuning mode
    strResult += "Tuning Mode: ";
    strResult += tuningModeOn() ? "on" : "off";
    strResult += "\n";

    // Value space
    strResult += "Value Space: ";
    strResult += valueSpaceIsRaw() ? "raw" : "real";
    strResult += "\n";

    // Output raw format
    strResult += "Output Raw Format: ";
    strResult += outputRawFormatIsHex() ? "hex" : "dec";
    strResult += "\n";

    // Auto Sync
    strResult += "Auto Sync: ";
    strResult += autoSyncOn() ? "on" : "off";
    strResult += "\n";

    /// Subsystem list
    appendTitle(strResult, "Subsystems:");
    string strSubsystemList;
    pSystemClass->listChildrenPaths(strSubsystemList);
    strResult += strSubsystemList;

    /// Last applied configurations
    appendTitle(strResult, "Last Applied [Pending] Configurations:");
    string strLastAppliedConfigurations;
    getConfigurableDomains()->listLastAppliedConfigurations(strLastAppliedConfigurations);
    strResult += strLastAppliedConfigurations;

    /// Criteria states
    appendTitle(strResult, "Selection Criteria:");
    list<string> lstrSelectionCriteria;
    getSelectionCriteria()->listSelectionCriteria(lstrSelectionCriteria, false, true);
    // Concatenate the criterion list as the command result
    string strCriteriaStates;
    CUtility::asString(lstrSelectionCriteria, strCriteriaStates);
    strResult += strCriteriaStates;

    return CCommandHandler::ESucceeded;
}

/// Tuning Mode
CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::setTuningModeCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    if (remoteCommand.getArgument(0) == "on") {

        if (setTuningMode(true, strResult)) {

            return CCommandHandler::EDone;
        }
    } else if (remoteCommand.getArgument(0) == "off") {

        if (setTuningMode(false, strResult)) {

            return CCommandHandler::EDone;
        }
    } else {
        // Show usage
        return CCommandHandler::EShowUsage;
    }
    return CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::getTuningModeCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    strResult = tuningModeOn() ? "on" : "off";

    return CCommandHandler::ESucceeded;
}

/// Value Space
CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::setValueSpaceCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)strResult;

    if (remoteCommand.getArgument(0) == "raw") {

        setValueSpace(true);

        return CCommandHandler::EDone;

    } else if (remoteCommand.getArgument(0) == "real") {

        setValueSpace(false);

        return CCommandHandler::EDone;

    } else {
        // Show usage
        return CCommandHandler::EShowUsage;
    }
    return CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::getValueSpaceCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    strResult = valueSpaceIsRaw() ? "raw" : "real";

    return CCommandHandler::ESucceeded;
}

/// Output Raw Format
CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::setOutputRawFormatCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)strResult;

    if (remoteCommand.getArgument(0) == "hex") {

        setOutputRawFormat(true);

        return CCommandHandler::EDone;

    } else if (remoteCommand.getArgument(0) == "dec") {

        setOutputRawFormat(false);

        return CCommandHandler::EDone;

    } else {
        // Show usage
        return CCommandHandler::EShowUsage;
    }
    return CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::getOutputRawFormatCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    strResult = outputRawFormatIsHex() ? "hex" : "dec";

    return CCommandHandler::ESucceeded;
}

/// Sync
CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::setAutoSyncCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    if (remoteCommand.getArgument(0) == "on") {

        if (setAutoSync(true, strResult)) {

            return CCommandHandler::EDone;
        }
    } else if (remoteCommand.getArgument(0) == "off") {

        if (setAutoSync(false, strResult)) {

            return CCommandHandler::EDone;
        }
    } else {
        // Show usage
        return CCommandHandler::EShowUsage;
    }
    return CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::getAutoSyncCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    strResult = autoSyncOn() ? "on" : "off";

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::syncCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    return sync(strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

/// Criteria
CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::listCriteriaCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    bool humanReadable = true;

    // Look for optional arguments
    if (remoteCommand.getArgumentCount() >= 1) {

        // If csv is provided, format the criterion list in Commas Separated Value pairs
        if (remoteCommand.getArgument(0) == "csv") {
            humanReadable = false;
        } else {
            return CCommandHandler::EShowUsage;
        }
    }

    list<string> lstrResult;
    getSelectionCriteria()->listSelectionCriteria(lstrResult, true, humanReadable);

    // Concatenate the criterion list as the command result
    CUtility::asString(lstrResult, strResult);

    return CCommandHandler::ESucceeded;
}

/// Domains
CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::listDomainsCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    getConfigurableDomains()->listDomains(strResult);

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::createDomainCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return createDomain(remoteCommand.getArgument(0), strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::deleteDomainCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return deleteDomain(remoteCommand.getArgument(0), strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::deleteAllDomainsCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    return deleteAllDomains(strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::renameDomainCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return renameDomain(remoteCommand.getArgument(0), remoteCommand.getArgument(1), strResult) ?
        CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::setSequenceAwarenessCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    // Set property
    bool bSequenceAware;

    if (remoteCommand.getArgument(1) == "true") {

        bSequenceAware = true;

    } else if (remoteCommand.getArgument(1) == "false") {

        bSequenceAware = false;

    } else {
        // Show usage
        return CCommandHandler::EShowUsage;
    }

    return setSequenceAwareness(remoteCommand.getArgument(0), bSequenceAware, strResult) ?
        CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::getSequenceAwarenessCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    // Get property
    bool bSequenceAware;

    if (!getSequenceAwareness(remoteCommand.getArgument(0), bSequenceAware, strResult)) {

        return CCommandHandler::EFailed;
    }

    strResult = bSequenceAware ? "true" : "false";

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::listDomainElementsCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return getConfigurableDomains()->listDomainElements(remoteCommand.getArgument(0), strResult) ? CCommandHandler::ESucceeded : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::addElementCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return addConfigurableElementToDomain(remoteCommand.getArgument(0), remoteCommand.getArgument(1), strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::removeElementCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return removeConfigurableElementFromDomain(remoteCommand.getArgument(0), remoteCommand.getArgument(1), strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::splitDomainCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return split(remoteCommand.getArgument(0), remoteCommand.getArgument(1), strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

/// Configurations
CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::listConfigurationsCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return getConstConfigurableDomains()->listConfigurations(remoteCommand.getArgument(0), strResult) ? CCommandHandler::ESucceeded : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::dumpDomainsCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    // Dummy error context
    string strError;
    CErrorContext errorContext(strError);

    // Dump
    getConstConfigurableDomains()->dumpContent(strResult, errorContext);

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::createConfigurationCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return createConfiguration(remoteCommand.getArgument(0), remoteCommand.getArgument(1), strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::deleteConfigurationCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return deleteConfiguration(remoteCommand.getArgument(0), remoteCommand.getArgument(1), strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::renameConfigurationCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return renameConfiguration(remoteCommand.getArgument(0), remoteCommand.getArgument(1),
            remoteCommand.getArgument(2), strResult) ?
        CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::saveConfigurationCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return saveConfiguration(remoteCommand.getArgument(0), remoteCommand.getArgument(1), strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::restoreConfigurationCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    list<string> lstrResult;
    if (!restoreConfiguration(remoteCommand.getArgument(0), remoteCommand.getArgument(1), lstrResult)) {
        //Concatenate the error list as the command result
        CUtility::asString(lstrResult, strResult);

        return  CCommandHandler::EFailed;
    }
    return CCommandHandler::EDone;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::setElementSequenceCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    // Build configurable element path list
    std::vector<string> astrNewElementSequence;

    uint32_t uiArgument;

    for (uiArgument = 2; uiArgument < remoteCommand.getArgumentCount(); uiArgument++) {

        astrNewElementSequence.push_back(remoteCommand.getArgument(uiArgument));
    }

    // Delegate to configurable domains
    return setElementSequence(remoteCommand.getArgument(0), remoteCommand.getArgument(1),
            astrNewElementSequence, strResult) ?
        CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::getElementSequenceCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    // Delegate to configurable domains
    return getConfigurableDomains()->getElementSequence(remoteCommand.getArgument(0), remoteCommand.getArgument(1), strResult) ? CCommandHandler::ESucceeded : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::setRuleCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    // Delegate to configurable domains
    return setApplicationRule(remoteCommand.getArgument(0), remoteCommand.getArgument(1),
            remoteCommand.packArguments(2, remoteCommand.getArgumentCount() - 2), strResult) ?
        CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::clearRuleCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    // Delegate to configurable domains
    return clearApplicationRule(remoteCommand.getArgument(0), remoteCommand.getArgument(1),
            strResult) ?
        CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::getRuleCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    // Delegate to configurable domains
    return getApplicationRule(remoteCommand.getArgument(0), remoteCommand.getArgument(1),
            strResult) ?
        CCommandHandler::ESucceeded : CCommandHandler::EFailed;
}

/// Elements/Parameters
CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::listElementsCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    CElementLocator elementLocator(getSystemClass(), false);

    CElement* pLocatedElement = NULL;

    if (!elementLocator.locate(remoteCommand.getArgument(0), &pLocatedElement, strResult)) {

        return CCommandHandler::EFailed;
    }

    strResult = string("\n");

    if (!pLocatedElement) {

        // List from root folder

        // Return system class qualified name
        pLocatedElement = getSystemClass();
    }

    // Return sub-elements
    strResult += pLocatedElement->listQualifiedPaths(false);

    return CCommandHandler::ESucceeded;
}

/// Elements/Parameters
CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::listParametersCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    CElementLocator elementLocator(getSystemClass(), false);

    CElement* pLocatedElement = NULL;

    if (!elementLocator.locate(remoteCommand.getArgument(0), &pLocatedElement, strResult)) {

        return CCommandHandler::EFailed;
    }

    strResult = string("\n");

    if (!pLocatedElement) {

        // List from root folder

        // Return system class qualified name
        pLocatedElement = getSystemClass();
    }

    // Return sub-elements
    strResult += pLocatedElement->listQualifiedPaths(true);

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::dumpElementCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    CElementLocator elementLocator(getSystemClass());

    CElement* pLocatedElement = NULL;

    if (!elementLocator.locate(remoteCommand.getArgument(0), &pLocatedElement, strResult)) {

        return CCommandHandler::EFailed;
    }

    string strError;

    CParameterAccessContext parameterAccessContext(strError, _pMainParameterBlackboard, _bValueSpaceIsRaw, _bOutputRawFormatIsHex);

    // Dump elements
    pLocatedElement->dumpContent(strResult, parameterAccessContext);

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::getElementSizeCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    CElementLocator elementLocator(getSystemClass());

    CElement* pLocatedElement = NULL;

    if (!elementLocator.locate(remoteCommand.getArgument(0), &pLocatedElement, strResult)) {

        return CCommandHandler::EFailed;
    }

    // Converted to actual sizable element
    const CConfigurableElement* pConfigurableElement = static_cast<const CConfigurableElement*>(pLocatedElement);

    // Get size as string
    strResult = pConfigurableElement->getFootprintAsString();

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::showPropertiesCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    CElementLocator elementLocator(getSystemClass());

    CElement* pLocatedElement = NULL;

    if (!elementLocator.locate(remoteCommand.getArgument(0), &pLocatedElement, strResult)) {

        return CCommandHandler::EFailed;
    }

    // Convert element
    const CConfigurableElement* pConfigurableElement = static_cast<const CConfigurableElement*>(pLocatedElement);

    // Return element properties
    pConfigurableElement->showProperties(strResult);

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::getParameterCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    string strValue;

    if (!accessParameterValue(remoteCommand.getArgument(0), strValue, false, strResult)) {

        return CCommandHandler::EFailed;
    }
    // Succeeded
    strResult = strValue;

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::setParameterCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    // Get value to set
    string strValue = remoteCommand.packArguments(1, remoteCommand.getArgumentCount() - 1);

    return accessParameterValue(remoteCommand.getArgument(0), strValue, true, strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::listBelongingDomainsCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    CElementLocator elementLocator(getSystemClass());

    CElement* pLocatedElement = NULL;

    if (!elementLocator.locate(remoteCommand.getArgument(0), &pLocatedElement, strResult)) {

        return CCommandHandler::EFailed;
    }

    // Convert element
    const CConfigurableElement* pConfigurableElement = static_cast<const CConfigurableElement*>(pLocatedElement);

    // Return element belonging domains
    pConfigurableElement->listBelongingDomains(strResult);

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::listAssociatedDomainsCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    CElementLocator elementLocator(getSystemClass());

    CElement* pLocatedElement = NULL;

    if (!elementLocator.locate(remoteCommand.getArgument(0), &pLocatedElement, strResult)) {

        return CCommandHandler::EFailed;
    }

    // Convert element
    const CConfigurableElement* pConfigurableElement = static_cast<const CConfigurableElement*>(pLocatedElement);

    // Return element belonging domains
    pConfigurableElement->listAssociatedDomains(strResult);

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::listAssociatedElementsCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    getConfigurableDomains()->listAssociatedElements(strResult);

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::listConflictingElementsCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    getConfigurableDomains()->listConflictingElements(strResult);

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::listRogueElementsCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    getSystemClass()->listRogueElements(strResult);

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::getConfigurationParameterCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    string strOutputValue;
    string strError;

    if (!accessConfigurationValue(remoteCommand.getArgument(0), remoteCommand.getArgument(1), remoteCommand.getArgument(2), strOutputValue, false, strError)) {

        strResult = strError;
        return CCommandHandler::EFailed;
    }
    // Succeeded
    strResult = strOutputValue;

    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::setConfigurationParameterCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    // Get value to set
    string strValue = remoteCommand.packArguments(3, remoteCommand.getArgumentCount() - 3);

    bool bSuccess = accessConfigurationValue(remoteCommand.getArgument(0),
                                            remoteCommand.getArgument(1),
                                            remoteCommand.getArgument(2),
                                            strValue, true, strResult);

    return bSuccess ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::showMappingCommmandProcess(
        const IRemoteCommand& remoteCommand,
        string& strResult)
{
    if (!getParameterMapping(remoteCommand.getArgument(0), strResult)) {

        return CCommandHandler::EFailed;
    }

    return CCommandHandler::ESucceeded;
}

/// Settings Import/Export
CParameterMgr::CCommandHandler::CommandStatus
        CParameterMgr::exportConfigurableDomainsToXMLCommmandProcess(
                const IRemoteCommand& remoteCommand, string& strResult)
{
    string strFileName = remoteCommand.getArgument(0);
    return exportDomainsXml(strFileName, false, true, strResult) ?
            CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus
        CParameterMgr::importConfigurableDomainsFromXMLCommmandProcess(
                const IRemoteCommand& remoteCommand, string& strResult)
{
    return importDomainsXml(remoteCommand.getArgument(0), false, true, strResult) ?
            CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus
        CParameterMgr::exportConfigurableDomainsWithSettingsToXMLCommmandProcess(
                const IRemoteCommand& remoteCommand, string& strResult)
{
    string strFileName = remoteCommand.getArgument(0);
    return exportDomainsXml(strFileName, true, true, strResult) ?
            CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::importConfigurableDomainsWithSettingsFromXMLCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return importDomainsXml(remoteCommand.getArgument(0), true, true, strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::importConfigurableDomainWithSettingsFromXMLCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    bool bOverwrite = false;

    // Look for optional arguments
    if (remoteCommand.getArgumentCount() > 1) {

        if (remoteCommand.getArgument(1) == "overwrite") {

            bOverwrite = true;
        } else {
            // Show usage
            return CCommandHandler::EShowUsage;
        }
    }

    return importSingleDomainXml(remoteCommand.getArgument(0), bOverwrite, strResult) ?
        CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::exportSettingsCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return exportDomainsBinary(remoteCommand.getArgument(0), strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus CParameterMgr::importSettingsCommmandProcess(const IRemoteCommand& remoteCommand, string& strResult)
{
    return importDomainsBinary(remoteCommand.getArgument(0), strResult) ? CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus
        CParameterMgr::getConfigurableDomainsWithSettingsXMLCommmandProcess(
                const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    if (!exportDomainsXml(strResult, true, false, strResult)) {

        return CCommandHandler::EFailed;
    }
    // Succeeded
    return CCommandHandler::ESucceeded;
}

CParameterMgr::CCommandHandler::CommandStatus
        CParameterMgr::getConfigurableDomainWithSettingsXMLCommmandProcess(
                const IRemoteCommand& remoteCommand, string& strResult)
{
    string strDomainName = remoteCommand.getArgument(0);

    return exportSingleDomainXml(strResult, strDomainName, true, false, strResult) ?
        CCommandHandler::ESucceeded : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus
        CParameterMgr::setConfigurableDomainsWithSettingsXMLCommmandProcess(
                const IRemoteCommand& remoteCommand, string& strResult)
{
    return importDomainsXml(remoteCommand.getArgument(0), true, false, strResult) ?
            CCommandHandler::EDone : CCommandHandler::EFailed;
}

CParameterMgr::CCommandHandler::CommandStatus
        CParameterMgr::getSystemClassXMLCommmandProcess(
                const IRemoteCommand& remoteCommand, string& strResult)
{
    (void)remoteCommand;

    if (!getSystemClassXMLString(strResult)) {

        return CCommandHandler::EFailed;
    }
    // Succeeded
    return CCommandHandler::ESucceeded;
}

// User set/get parameters in main BlackBoard
bool CParameterMgr::accessParameterValue(const string& strPath, string& strValue, bool bSet, string& strError)
{
    // Forbid write access when not in TuningMode
    if (bSet && !checkTuningModeOn(strError)) {

        return false;
    }

    // Define context
    CParameterAccessContext parameterAccessContext(strError, _pMainParameterBlackboard, _bValueSpaceIsRaw, _bOutputRawFormatIsHex);

    // Activate the auto synchronization with the hardware
    if (bSet) {

        parameterAccessContext.setAutoSync(_bAutoSyncOn);
    }

    return accessValue(parameterAccessContext, strPath, strValue, bSet, strError);
}

// User get parameter mapping
bool CParameterMgr::getParameterMapping(const string& strPath, string& strResult) const
{
    CPathNavigator pathNavigator(strPath);

    // Nagivate through system class
    if (!pathNavigator.navigateThrough(getConstSystemClass()->getName(), strResult)) {

        return false;
    }

    // Get the ConfigurableElement corresponding to strPath
    const CConfigurableElement* pConfigurableElement = getConfigurableElement(strPath, strResult);
    if (!pConfigurableElement) {

        return false;
    }

    // Find the list of the ancestors of the current ConfigurableElement that have a mapping
    list<const CConfigurableElement*> configurableElementPath;
    pConfigurableElement->getListOfElementsWithMapping(configurableElementPath);

    // Get the Subsystem containing the ConfigurableElement
    const CSubsystem* pSubsystem = pConfigurableElement->getBelongingSubsystem();
    if (!pSubsystem) {

        strResult = "Unable to find the Subsystem containing the parameter";
        return false;
    }

    // Fetch the mapping corresponding to the ConfigurableElement
    strResult = pSubsystem->getMapping(configurableElementPath);

    return true;
}

// User set/get parameters in specific Configuration BlackBoard
bool CParameterMgr::accessConfigurationValue(const string& strDomain, const string& strConfiguration, const string& strPath, string& strValue, bool bSet, string& strError)
{
    CElementLocator elementLocator(getSystemClass());

    CElement* pLocatedElement = NULL;

    if (!elementLocator.locate(strPath, &pLocatedElement, strError)) {

        return false;
    }

    // Convert element
    const CConfigurableElement* pConfigurableElement = static_cast<const CConfigurableElement*>(pLocatedElement);

    // Get the Configuration blackboard and the Base Offset of the configurable element in this blackboard
    uint32_t uiBaseOffset;
    bool bIsLastApplied;

    CParameterBlackboard* pConfigurationBlackboard = getConstConfigurableDomains()->findConfigurationBlackboard(strDomain, strConfiguration, pConfigurableElement, uiBaseOffset, bIsLastApplied, strError);

    if (!pConfigurationBlackboard) {

        return false;
    }

    log_info("Element %s in Domain %s, offset: %d, base offset: %d", strPath.c_str(), strDomain.c_str(), pConfigurableElement->getOffset(), uiBaseOffset);

    /// Update the Configuration Blackboard

    // Define Configuration context using Base Offset and keep Auto Sync off to prevent access to HW
    CParameterAccessContext parameterAccessContext(strError, pConfigurationBlackboard, _bValueSpaceIsRaw, _bOutputRawFormatIsHex, uiBaseOffset);

    // Deactivate the auto synchronization with the hardware during the Configuration Blackboard
    // access (only Main Blackboard shall be synchronized, Configurations Blackboards are copied
    // into the Main Blackboard each time a configuration is restored but they are not synchronized
    // directly).
    if (bSet) {

        parameterAccessContext.setAutoSync(false);
    }

    // Access Value in the Configuration Blackboard
    if (!accessValue(parameterAccessContext, strPath, strValue, bSet, strError)) {

        return false;
    }

    /// If the Configuration is the last one applied, update the Main Blackboard as well

    if (bIsLastApplied) {

        // Define Main context
        parameterAccessContext.setParameterBlackboard(_pMainParameterBlackboard);

        // Activate the auto synchronization with the hardware
        if (bSet) {

            parameterAccessContext.setAutoSync(_bAutoSyncOn);
        }

        // Access Value in the Main Blackboard
        return accessValue(parameterAccessContext, strPath, strValue, bSet, strError);
    }

    return true;
}

// User set/get parameters
bool CParameterMgr::accessValue(CParameterAccessContext& parameterAccessContext, const string& strPath, string& strValue, bool bSet, string& strError)
{
    // Lock state
    CAutoLock autoLock(&_blackboardMutex);

    CPathNavigator pathNavigator(strPath);

    // Nagivate through system class
    if (!pathNavigator.navigateThrough(getConstSystemClass()->getName(), strError)) {

        parameterAccessContext.setError(strError);

        return false;
    }

    // Do the get
    return getConstSystemClass()->accessValue(pathNavigator, strValue, bSet, parameterAccessContext);
}

// Tuning mode
bool CParameterMgr::setTuningMode(bool bOn, string& strError)
{
    // Tuning allowed?
    if (bOn && !getConstFrameworkConfiguration()->isTuningAllowed()) {

        strError = "Tuning prohibited";

        return false;
    }
    // Lock state
    CAutoLock autoLock(&_blackboardMutex);

    // Warn domains about exiting tuning mode
    if (!bOn && _bTuningModeIsOn) {

        // Ensure application of currently selected configurations
        // Force-apply configurations
        doApplyConfigurations(true);

        // Turn auto sync back on
        _bAutoSyncOn = true;
    }

    // Store
    _bTuningModeIsOn = bOn;

    return true;
}

bool CParameterMgr::tuningModeOn() const
{
    return _bTuningModeIsOn;
}

// Current value space for user set/get value interpretation
void CParameterMgr::setValueSpace(bool bIsRaw)
{
    _bValueSpaceIsRaw = bIsRaw;
}

bool CParameterMgr::valueSpaceIsRaw()
{
    return _bValueSpaceIsRaw;
}

// Current Output Raw Format for user get value interpretation
void CParameterMgr::setOutputRawFormat(bool bIsHex)
{
    _bOutputRawFormatIsHex = bIsHex;
}

bool CParameterMgr::outputRawFormatIsHex()
{
    return _bOutputRawFormatIsHex;
}

/// Sync
// Automatic hardware synchronization control (during tuning session)
bool CParameterMgr::setAutoSync(bool bAutoSyncOn, string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }
    // Warn domains about turning auto sync back on
    if (bAutoSyncOn && !_bAutoSyncOn) {

        // Do the synchronization at system class level (could be optimized by keeping track of all modified parameters)
        if (!sync(strError)) {

            return false;
        }
    }

    // Set Auto sync
    _bAutoSyncOn = bAutoSyncOn;

    return true;
}

bool CParameterMgr::autoSyncOn() const
{
    return _bAutoSyncOn;
}

// Manual hardware synchronization control (during tuning session)
bool CParameterMgr::sync(string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }
    // Warn domains about turning auto sync back on
    if (_bAutoSyncOn) {

        strError = "Feature unavailable when Auto Sync is on";

        return false;
    }

    // Get syncer set
    CSyncerSet syncerSet;
    // ... from system class
    getConstSystemClass()->fillSyncerSet(syncerSet);

    // Sync
    list<string> lstrError;
    if (! syncerSet.sync(*_pMainParameterBlackboard, false, &lstrError)){

        CUtility::asString(lstrError, strError);
        return false;
    };

    return true;
}

// Configuration/Domains handling
bool CParameterMgr::createDomain(const string& strName, string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }

    // Delegate to configurable domains
    return getConfigurableDomains()->createDomain(strName, strError);
}

bool CParameterMgr::deleteDomain(const string& strName, string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }

    // Delegate to configurable domains
    return getConfigurableDomains()->deleteDomain(strName, strError);
}

bool CParameterMgr::renameDomain(const string& strName, const string& strNewName, string& strError)
{
    // Delegate to configurable domains
    return getConfigurableDomains()->renameDomain(strName, strNewName, strError);
}

bool CParameterMgr::deleteAllDomains(string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }

    // Delegate to configurable domains
    getConfigurableDomains()->deleteAllDomains();

    return true;
}

bool CParameterMgr::setSequenceAwareness(const string& strName, bool bSequenceAware, string& strResult)
{
    // Check tuning mode
    if (!checkTuningModeOn(strResult)) {

        return false;
    }

    return getConfigurableDomains()->setSequenceAwareness(strName, bSequenceAware, strResult);
}

bool CParameterMgr::getSequenceAwareness(const string& strName, bool& bSequenceAware,
                                         string& strResult)
{
    return getConfigurableDomains()->getSequenceAwareness(strName, bSequenceAware, strResult);
}

bool CParameterMgr::createConfiguration(const string& strDomain, const string& strConfiguration, string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }

    // Delegate to configurable domains
    return getConfigurableDomains()->createConfiguration(strDomain, strConfiguration, _pMainParameterBlackboard, strError);
}
bool CParameterMgr::renameConfiguration(const string& strDomain, const string& strConfiguration,
                                        const string& strNewConfiguration, string& strError)
{
    return getConfigurableDomains()->renameConfiguration(strDomain, strConfiguration,
            strNewConfiguration, strError);
}

bool CParameterMgr::deleteConfiguration(const string& strDomain, const string& strConfiguration, string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }

    // Delegate to configurable domains
    return getConfigurableDomains()->deleteConfiguration(strDomain, strConfiguration, strError);
}

bool CParameterMgr::restoreConfiguration(const string& strDomain, const string& strConfiguration, list<string>& lstrError)
{
    string strError;
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        lstrError.push_back(strError);
        return false;
    }

    // Delegate to configurable domains
    return getConstConfigurableDomains()->restoreConfiguration(strDomain, strConfiguration, _pMainParameterBlackboard, _bAutoSyncOn, lstrError);
}

bool CParameterMgr::saveConfiguration(const string& strDomain, const string& strConfiguration, string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }

    // Delegate to configurable domains
    return getConfigurableDomains()->saveConfiguration(strDomain, strConfiguration, _pMainParameterBlackboard, strError);
}

// Configurable element - domain association
bool CParameterMgr::addConfigurableElementToDomain(const string& strDomain, const string& strConfigurableElementPath, string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }

    CElementLocator elementLocator(getSystemClass());

    CElement* pLocatedElement = NULL;

    if (!elementLocator.locate(strConfigurableElementPath, &pLocatedElement, strError)) {

        return false;
    }

    // Convert element
    CConfigurableElement* pConfigurableElement = static_cast<CConfigurableElement*>(pLocatedElement);

    // Delegate
    return getConfigurableDomains()->addConfigurableElementToDomain(strDomain, pConfigurableElement, _pMainParameterBlackboard, strError);
}

bool CParameterMgr::removeConfigurableElementFromDomain(const string& strDomain, const string& strConfigurableElementPath, string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }

    CElementLocator elementLocator(getSystemClass());

    CElement* pLocatedElement = NULL;

    if (!elementLocator.locate(strConfigurableElementPath, &pLocatedElement, strError)) {

        return false;
    }

    // Convert element
    CConfigurableElement* pConfigurableElement = static_cast<CConfigurableElement*>(pLocatedElement);

    // Delegate
    return getConfigurableDomains()->removeConfigurableElementFromDomain(strDomain, pConfigurableElement, strError);
}

bool CParameterMgr::split(const string& strDomain, const string& strConfigurableElementPath, string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }

    CElementLocator elementLocator(getSystemClass());

    CElement* pLocatedElement = NULL;

    if (!elementLocator.locate(strConfigurableElementPath, &pLocatedElement, strError)) {

        return false;
    }

    // Convert element
    CConfigurableElement* pConfigurableElement = static_cast<CConfigurableElement*>(pLocatedElement);

    // Delegate
    return getConfigurableDomains()->split(strDomain, pConfigurableElement, strError);
}

bool CParameterMgr::setElementSequence(const string& strDomain, const string& strConfiguration,
                                       const std::vector<string>& astrNewElementSequence,
                                       string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }

    return getConfigurableDomains()->setElementSequence(strDomain, strConfiguration,
            astrNewElementSequence, strError);
}

bool CParameterMgr::getApplicationRule(const string& strDomain, const string& strConfiguration,
                                       string& strResult)
{
    return getConfigurableDomains()->getApplicationRule(strDomain, strConfiguration, strResult);
}

bool CParameterMgr::setApplicationRule(const string& strDomain, const string& strConfiguration,
                                       const string& strApplicationRule, string& strError)
{
    return getConfigurableDomains()->setApplicationRule(strDomain, strConfiguration,
            strApplicationRule, getConstSelectionCriteria()->getSelectionCriteriaDefinition(),
            strError);
}

bool CParameterMgr::clearApplicationRule(const string& strDomain, const string& strConfiguration,
                                         string& strError)
{
    return getConfigurableDomains()->clearApplicationRule(strDomain, strConfiguration, strError);
}

bool CParameterMgr::importDomainsXml(const string& strXmlSource, bool bWithSettings,
                                     bool bFromFile, string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }

    // check path is absolute
    if (bFromFile && strXmlSource[0] != '/') {

        strError = "Please provide absolute path";

        return false;
    }
    // Root element
    CConfigurableDomains* pConfigurableDomains = getConfigurableDomains();

    // Context
    CXmlDomainImportContext xmlDomainImportContext(strError, bWithSettings, *getSystemClass());

    // Selection criteria definition for rule creation
    xmlDomainImportContext.setSelectionCriteriaDefinition(
            getConstSelectionCriteria()->getSelectionCriteriaDefinition());

    // Init serializing context
    xmlDomainImportContext.set(
            _pElementLibrarySet->getElementLibrary(EParameterConfigurationLibrary),
            "", _strSchemaFolderLocation);

    // Get Schema file associated to root element
    string strXmlSchemaFilePath = _strSchemaFolderLocation + "/" +
                                  pConfigurableDomains->getKind() + ".xsd";

    // Xml Source
    CXmlDocSource* pSource;

    if (bFromFile) {

        // when importing from a file strXmlSource is the file name
        pSource = new CXmlFileDocSource(strXmlSource, strXmlSchemaFilePath,
                                        pConfigurableDomains->getKind(),
                                        pConfigurableDomains->getName(), "SystemClassName",
                                        _bValidateSchemasOnStart);

    } else {

        // when importing from an xml string, strXmlSource contains the string
        pSource = new CXmlStringDocSource(strXmlSource, strXmlSchemaFilePath,
                                          pConfigurableDomains->getKind(),
                                          pConfigurableDomains->getName(), "SystemClassName",
                                          _bValidateSchemasOnStart);

    }
    // Start clean
    pConfigurableDomains->clean();

    // Use a doc sink that instantiate Configurable Domains from the given doc source
    CXmlMemoryDocSink memorySink(pConfigurableDomains);

    bool bProcessSuccess = memorySink.process(*pSource, xmlDomainImportContext);

    if (!bProcessSuccess) {

        //Cleanup
        pConfigurableDomains->clean();

    } else {

        // Validate domains after XML import
        pConfigurableDomains->validate(_pMainParameterBlackboard);

    }

    delete pSource;

    return bProcessSuccess;
}

bool CParameterMgr::importSingleDomainXml(const string& strXmlSource, bool bOverwrite,
                                          string& strError)
{
    if (!checkTuningModeOn(strError)) {

        return false;
    }

    // check path is absolute
    if (strXmlSource[0] != '/') {

        strError = "Please provide absolute path";

        return false;
    }

    return importDomainFromFile(strXmlSource, bOverwrite, strError);
}

bool CParameterMgr::serializeElement(string& strXmlDest,
                                     CXmlSerializingContext& xmlSerializingContext, bool bToFile,
                                     const CElement& element, string& strError) const
{
    // check path is absolute
    if (bToFile && strXmlDest[0] != '/') {

        strError = "Please provide absolute path";

        return false;
    }

    // Get Schema file associated to root element
    string strXmlSchemaFilePath = _strSchemaFolderLocation + "/" +
                                  element.getKind() + ".xsd";

    // Use a doc source by loading data from instantiated Configurable Domains
    CXmlMemoryDocSource memorySource(&element, element.getKind(),
                                     strXmlSchemaFilePath, "parameter-framework",
                                     getVersion(), _bValidateSchemasOnStart);

    // Xml Sink
    CXmlDocSink* pSink;

    if (bToFile) {

        // Use a doc sink to write the doc data in a file
        pSink = new CXmlFileDocSink(strXmlDest);

    } else {

        // Use a doc sink to write the doc data in a string
        // TODO: use a stream rather than a string
        pSink = new CXmlStringDocSink(strXmlDest);
    }

    bool bProcessSuccess = pSink->process(memorySource, xmlSerializingContext);

    delete pSink;
    return bProcessSuccess;
}

bool CParameterMgr::exportDomainsXml(string& strXmlDest, bool bWithSettings, bool bToFile,
                                     string& strError) const
{
    const CConfigurableDomains* pConfigurableDomains = getConstConfigurableDomains();

    CXmlDomainExportContext xmlDomainExportContext(strError, bWithSettings);

    xmlDomainExportContext.setValueSpaceRaw(_bValueSpaceIsRaw);

    xmlDomainExportContext.setOutputRawFormat(_bOutputRawFormatIsHex);


    return serializeElement(strXmlDest, xmlDomainExportContext, bToFile,
                                    *pConfigurableDomains, strError);
}

bool CParameterMgr::exportSingleDomainXml(string& strXmlDest, const string& strDomainName,
                                          bool bWithSettings, bool bToFile, string& strError) const
{
    const CConfigurableDomains* pAllDomains = getConstConfigurableDomains();

    // Element to be serialized
    const CConfigurableDomain* pRequestedDomain =
        pAllDomains->findConfigurableDomain(strDomainName, strError);

    if (!pRequestedDomain) {
        return false;
    }

    CXmlDomainExportContext xmlDomainExportContext(strError, bWithSettings);

    xmlDomainExportContext.setValueSpaceRaw(_bValueSpaceIsRaw);

    xmlDomainExportContext.setOutputRawFormat(_bOutputRawFormatIsHex);

    return serializeElement(strXmlDest, xmlDomainExportContext, bToFile,
                                    *pRequestedDomain, strError);
}

// Binary Import/Export
bool CParameterMgr::importDomainsBinary(const string& strFileName, string& strError)
{
    // Check tuning mode
    if (!checkTuningModeOn(strError)) {

        return false;
    }
    // check path is absolute
    if (strFileName[0] != '/') {

        strError = "Please provide absolute path";

        return false;
    }
    // Root element
    CConfigurableDomains* pConfigurableDomains = getConfigurableDomains();

    // Serialize in
    return pConfigurableDomains->serializeSettings(strFileName, false, _uiStructureChecksum, strError);
}

bool CParameterMgr::exportDomainsBinary(const string& strFileName, string& strError)
{
    // check path is absolute
    if (strFileName[0] != '/') {

        strError = "Please provide absolute path";

        return false;
    }

    // Root element
    CConfigurableDomains* pConfigurableDomains = getConfigurableDomains();

    // Serialize out
    return pConfigurableDomains->serializeSettings(strFileName, true, _uiStructureChecksum, strError);
}

// For tuning, check we're in tuning mode
bool CParameterMgr::checkTuningModeOn(string& strError) const
{
    // Tuning Mode on?
    if (!_bTuningModeIsOn) {

        strError = "Tuning Mode must be on";

        return false;
    }
    return true;
}

// Tuning mutex dynamic parameter handling
pthread_mutex_t* CParameterMgr::getBlackboardMutex()
{
    return &_blackboardMutex;
}

// Blackboard reference (dynamic parameter handling)
CParameterBlackboard* CParameterMgr::getParameterBlackboard()
{
    return _pMainParameterBlackboard;
}

// Dynamic creation library feeding
void CParameterMgr::feedElementLibraries()
{
    // Global Configuration handling
    CElementLibrary* pFrameworkConfigurationLibrary = new CElementLibrary;

    pFrameworkConfigurationLibrary->addElementBuilder("ParameterFrameworkConfiguration", new TElementBuilderTemplate<CParameterFrameworkConfiguration>());
    pFrameworkConfigurationLibrary->addElementBuilder("SubsystemPlugins", new TKindElementBuilderTemplate<CSubsystemPlugins>());
    pFrameworkConfigurationLibrary->addElementBuilder("Location", new TKindElementBuilderTemplate<CPluginLocation>());
    pFrameworkConfigurationLibrary->addElementBuilder("StructureDescriptionFileLocation", new TKindElementBuilderTemplate<CFrameworkConfigurationLocation>());
    pFrameworkConfigurationLibrary->addElementBuilder("SettingsConfiguration", new TKindElementBuilderTemplate<CFrameworkConfigurationGroup>());
    pFrameworkConfigurationLibrary->addElementBuilder("ConfigurableDomainsFileLocation", new TKindElementBuilderTemplate<CFrameworkConfigurationLocation>());
    pFrameworkConfigurationLibrary->addElementBuilder("BinarySettingsFileLocation", new TKindElementBuilderTemplate<CFrameworkConfigurationLocation>());

    _pElementLibrarySet->addElementLibrary(pFrameworkConfigurationLibrary);

    // Parameter creation
    CElementLibrary* pParameterCreationLibrary = new CElementLibrary;

    pParameterCreationLibrary->addElementBuilder("Subsystem", new CSubsystemElementBuilder(getSystemClass()->getSubsystemLibrary()));
    pParameterCreationLibrary->addElementBuilder("ComponentType", new TNamedElementBuilderTemplate<CComponentType>());
    pParameterCreationLibrary->addElementBuilder("Component", new TNamedElementBuilderTemplate<CComponentInstance>());
    pParameterCreationLibrary->addElementBuilder("BitParameter", new TNamedElementBuilderTemplate<CBitParameterType>());
    pParameterCreationLibrary->addElementBuilder("BitParameterBlock", new TNamedElementBuilderTemplate<CBitParameterBlockType>());
    pParameterCreationLibrary->addElementBuilder("StringParameter", new TNamedElementBuilderTemplate<CStringParameterType>());
    pParameterCreationLibrary->addElementBuilder("ParameterBlock", new TNamedElementBuilderTemplate<CParameterBlockType>());
    pParameterCreationLibrary->addElementBuilder("BooleanParameter", new TNamedElementBuilderTemplate<CBooleanParameterType>());
    pParameterCreationLibrary->addElementBuilder("IntegerParameter", new TNamedElementBuilderTemplate<CIntegerParameterType>());
    pParameterCreationLibrary->addElementBuilder("LinearAdaptation", new TElementBuilderTemplate<CLinearParameterAdaptation>());
    pParameterCreationLibrary->addElementBuilder("EnumParameter", new TNamedElementBuilderTemplate<CEnumParameterType>());
    pParameterCreationLibrary->addElementBuilder("ValuePair", new TElementBuilderTemplate<CEnumValuePair>());
    pParameterCreationLibrary->addElementBuilder("FixedPointParameter", new TNamedElementBuilderTemplate<CFixedPointParameterType>());
    pParameterCreationLibrary->addElementBuilder("SubsystemInclude", new CFileIncluderElementBuilder(_bValidateSchemasOnStart));

    _pElementLibrarySet->addElementLibrary(pParameterCreationLibrary);

    // Parameter Configuration Domains creation
    CElementLibrary* pParameterConfigurationLibrary = new CElementLibrary;

    pParameterConfigurationLibrary->addElementBuilder("ConfigurableDomain", new TElementBuilderTemplate<CConfigurableDomain>());
    pParameterConfigurationLibrary->addElementBuilder("Configuration", new TNamedElementBuilderTemplate<CDomainConfiguration>());
    pParameterConfigurationLibrary->addElementBuilder("CompoundRule", new TElementBuilderTemplate<CCompoundRule>());
    pParameterConfigurationLibrary->addElementBuilder("SelectionCriterionRule", new TElementBuilderTemplate<CSelectionCriterionRule>());

    _pElementLibrarySet->addElementLibrary(pParameterConfigurationLibrary);
}

bool CParameterMgr::getForceNoRemoteInterface() const
{
    return _bForceNoRemoteInterface;
}

void CParameterMgr::setForceNoRemoteInterface(bool bForceNoRemoteInterface)
{
    _bForceNoRemoteInterface = bForceNoRemoteInterface;
}

// Remote Processor Server connection handling
bool CParameterMgr::handleRemoteProcessingInterface(string& strError)
{
    CAutoLog autoLog(this, "Handling remote processing interface");

    if (_bForceNoRemoteInterface) {
        // The user requested not to start the remote interface
        return true;
    }

    // Start server if tuning allowed
    if (getConstFrameworkConfiguration()->isTuningAllowed()) {

        log_info("Loading remote processor library");

        // Load library
        _handleLibRemoteProcessor = dlopen("libremote-processor.so", RTLD_NOW);

        if (!_handleLibRemoteProcessor) {

            // Return error
            const char* pcError = dlerror();

            if (pcError) {

                strError = pcError;
            } else {

                strError = "Unable to load libremote-processor.so library";
            }

            return false;
        }

        CreateRemoteProcessorServer pfnCreateRemoteProcessorServer = (CreateRemoteProcessorServer)dlsym(_handleLibRemoteProcessor, "createRemoteProcessorServer");

        if (!pfnCreateRemoteProcessorServer) {

            strError = "libremote-process.so does not contain createRemoteProcessorServer symbol.";

            return false;
        }

        // Create server
        _pRemoteProcessorServer = pfnCreateRemoteProcessorServer(getConstFrameworkConfiguration()->getServerPort(), _pCommandHandler);

        log_info("Starting remote processor server on port %d", getConstFrameworkConfiguration()->getServerPort());
        // Start
        if (!_pRemoteProcessorServer->start()) {

            ostringstream oss;
            oss << "ParameterMgr: Unable to start remote processor server on port "
                << getConstFrameworkConfiguration()->getServerPort();
            strError = oss.str();

            return false;
        }
    }

    return true;
}

// Back synchronization
CBackSynchronizer* CParameterMgr::createBackSynchronizer() const
{
#ifdef SIMULATION
    // In simulation, back synchronization of the blackboard won't probably work
    // We need to ensure though the blackboard is initialized with valid data
    return new CSimulatedBackSynchronizer(getConstSystemClass(), _pMainParameterBlackboard);
#else
    // Real back synchronizer from subsystems
    return new CHardwareBackSynchronizer(getConstSystemClass(), _pMainParameterBlackboard);
#endif
}

// Children typwise access
CParameterFrameworkConfiguration* CParameterMgr::getFrameworkConfiguration()
{
    return static_cast<CParameterFrameworkConfiguration*>(getChild(EFrameworkConfiguration));
}

const CParameterFrameworkConfiguration* CParameterMgr::getConstFrameworkConfiguration()
{
    return getFrameworkConfiguration();
}

CSelectionCriteria* CParameterMgr::getSelectionCriteria()
{
    return static_cast<CSelectionCriteria*>(getChild(ESelectionCriteria));
}

const CSelectionCriteria* CParameterMgr::getConstSelectionCriteria()
{
    return static_cast<const CSelectionCriteria*>(getChild(ESelectionCriteria));
}

CSystemClass* CParameterMgr::getSystemClass()
{
    return static_cast<CSystemClass*>(getChild(ESystemClass));
}

const CSystemClass* CParameterMgr::getConstSystemClass() const
{
    return static_cast<const CSystemClass*>(getChild(ESystemClass));
}

// Configurable Domains
CConfigurableDomains* CParameterMgr::getConfigurableDomains()
{
    return static_cast<CConfigurableDomains*>(getChild(EConfigurableDomains));
}

const CConfigurableDomains* CParameterMgr::getConstConfigurableDomains()
{
    return static_cast<const CConfigurableDomains*>(getChild(EConfigurableDomains));
}

const CConfigurableDomains* CParameterMgr::getConstConfigurableDomains() const
{
    return static_cast<const CConfigurableDomains*>(getChild(EConfigurableDomains));
}

// Apply configurations
void CParameterMgr::doApplyConfigurations(bool bForce)
{
    CSyncerSet syncerSet;

    // Check subsystems that need resync
    getSystemClass()->checkForSubsystemsToResync(syncerSet);

    // Ensure application of currently selected configurations
    getConfigurableDomains()->apply(_pMainParameterBlackboard, syncerSet, bForce);

    // Reset the modified status of the current criteria to indicate that a new configuration has been applied
    getSelectionCriteria()->resetModifiedStatus();
}

bool CParameterMgr::getSystemClassXMLString(string& strResult)
{
    // Root element
    const CSystemClass* pSystemClass = getSystemClass();

    string strError;

    CXmlSerializingContext xmlSerializingContext(strError);

    // Use a doc source by loading data from instantiated Configurable Domains
    CXmlMemoryDocSource memorySource(pSystemClass, pSystemClass->getKind(),
                                     _bValidateSchemasOnStart);

    // Use a doc sink that write the doc data in a string
    CXmlStringDocSink stringSink(strResult);

    bool bProcessSuccess = stringSink.process(memorySource, xmlSerializingContext);

    if (!bProcessSuccess) {

        strResult = strError;

    }

    return bProcessSuccess;
}