PropertyUser.cpp

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/*
* This file is part of ArmarX.
*
* Copyright (C) 2011-2016, High Performance Humanoid Technologies (H2T), Karlsruhe Institute of Technology (KIT), all rights reserved.
*
* ArmarX is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* ArmarX is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @package    ArmarXCore::core
* @author     Jan Issac (jan dot issac at gmx dot de)
* @date       2012
* @copyright  http://www.gnu.org/licenses/gpl-2.0.txt
*             GNU General Public License
*/
 
#include "ArmarXCore/core/application/properties/PropertyDefinitionContainer.h"
#include "ArmarXCore/core/exceptions/Exception.h"  // for LocalException
#include "ArmarXCore/core/util/StringHelpers.h"  // for Contains
#include "PropertyDefinitionConfigFormatter.h"
#include "PropertyUser.h"
#include "../../logging/Logging.h"
 
#include <Ice/Initialize.h>
 
#include <sstream>
#include <mutex>
 
namespace armarx
{
    struct PropertyUser::Impl
    {
        /**
         * Component property definitions pointer
         */
        PropertyDefinitionsPtr propertyDefinitions;
        std::mutex mutex;
    };
 
    PropertyUser::PropertyUser()
        : impl(new Impl)
    {
 
    }
 
    PropertyUser::~PropertyUser()
    {
        // pass
    }
 
 
    PropertyDefinitionsPtr
    PropertyUser::getPropertyDefinitions()
    {
        if (impl->propertyDefinitions.get() == nullptr)
        {
            impl->propertyDefinitions = createPropertyDefinitions();
            injectPropertyDefinitions(impl->propertyDefinitions);
            if (properties)
            {
                impl->propertyDefinitions->setProperties(properties);
            }
            if (armarx::Contains(impl->propertyDefinitions->getPrefix(), ".."))
            {
                throw LocalException("Property prefix contains '..'. Did you call 'getProperty' in a Component constructor?");
            }
        }
 
        return impl->propertyDefinitions;
    }
 
 
    void
    PropertyUser::injectPropertyDefinitions(PropertyDefinitionsPtr&)
    {
        // pass
    }
 
 
    void
    PropertyUser::setIceProperties(Ice::PropertiesPtr properties)
    {
        if (properties)
        {
            std::set<std::string> changedPropertyNames;
            for (auto& prop : properties->getPropertiesForPrefix(""))
            {
                auto propName = prop.first;
                auto index = propName.find_last_of('.');
                std::string name = propName.substr(index + 1);
                changedPropertyNames.insert(name);
            }
            this->properties = properties->clone();
            if (impl->propertyDefinitions)
            {
                impl->propertyDefinitions->setProperties(this->properties);
            }
            //        if (signalUpdates)
            {
                icePropertiesUpdated(changedPropertyNames);
            }
        }
    }
 
 
    void
    PropertyUser::updateIceProperties(const std::map<std::string, std::string>& changes)
    {
        std::unique_lock lock(impl->mutex);
        PropertyDefinitionsPtr definitions = getPropertyDefinitions();
        std::set<std::string> changedPropertyNames;
        for (auto& prop : changes)
        {
            std::string propName = prop.first;
            try
            {
                auto index = propName.find_last_of('.');
                std::string name = propName.substr(index + 1);
                std::string prefix = propName.substr(0, index + 1);
                if (prefix != definitions->getPrefix())
                {
                    continue;
                }
                if (!definitions->getDefinitionBase(name)->isConstant())
                {
                    this->properties->setProperty(propName, prop.second);
                    changedPropertyNames.insert(name);
                    ARMARX_VERBOSE << "Updating MUTABLE Property: " << prop.first << " with value '" << prop.second << "'";
                }
                else
                {
                    ARMARX_WARNING << "Can not set CONST Property: " << prop.first;
                }
            }
            catch (const armarx::LocalException& e)
            {
                ARMARX_IMPORTANT << "MISSING Property: " << e.what();
            }
        }
 
        icePropertiesUpdated(changedPropertyNames);
    }
 
 
    void
    PropertyUser::updateProperties()
    {
        getPropertyDefinitions()->writeValues();
    }
 
 
    void
    PropertyUser::updateProxies(IceManagerPtr ice_manager)
    {
        getPropertyDefinitions()->writeProxyValues(ice_manager);
    }
 
 
    std::vector<std::string>
    PropertyUser::getComponentProxyNames()
    {
        std::vector<std::string> proxy_names;
        for (auto& [prop_name, def] : getPropertyDefinitions()->getProxyDefinitions())
        {
            if (def->getProxyType() == ProxyType::component)
            {
                proxy_names.push_back(getProperty<std::string>(prop_name).getValue());
            }
        }
        return proxy_names;
    }
 
 
    std::vector<std::string>
    PropertyUser::getTopicProxyNames()
    {
        std::vector<std::string> proxy_names;
        for (auto& [prop_name, def] : getPropertyDefinitions()->getProxyDefinitions())
        {
            if (def->getProxyType() == ProxyType::topic)
            {
                proxy_names.push_back(getProperty<std::string>(prop_name).getValue());
            }
        }
        return proxy_names;
    }
 
 
    std::vector<std::string>
    PropertyUser::getSubscribedTopicNames()
    {
        std::vector<std::string> topic_names;
        for (const std::string& prop_name : getPropertyDefinitions()->getSubscribedTopicDefinitions())
        {
            topic_names.push_back(getProperty<std::string>(prop_name));
        }
        return topic_names;
    }
 
 
    bool PropertyUser::tryAddProperty(const std::string& propertyName, const std::string& value)
    {
        if (properties->getProperty(propertyName).empty())
        {
            properties->setProperty(propertyName, value);
            return true;
        }
        return false;
    }
 
 
    void
    PropertyUser::icePropertiesUpdated(const std::set<std::string>& changedProperties)
    {
        // intentionally empty, since subclasses are supposed to overwrite this method
        (void) changedProperties;
    }
 
 
    Ice::PropertiesPtr
    PropertyUser::getIceProperties() const
    {
        if (properties)
        {
            return properties->clone();// cloning is necessary here
        }
        else
        {
            return Ice::createProperties();
        }
    }
 
 
    bool
    armarx::PropertyUser::hasProperty(const std::string& name)
    {
        return getPropertyDefinitions()->hasDefinition(name);
    }
}