InPortRegistry.cxx

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/*
 * Copyright (c) 2005 MUSIC TECHNOLOGY GROUP (MTG)
 *                         UNIVERSITAT POMPEU FABRA
 *
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#include "InPortRegistry.hxx"
#include "InPort.hxx"

namespace CLAM
{

InPortBase& InPortRegistry::GetByNumber(int index) const
{
        CLAM_ASSERT(index>=0, "index for Port must be >=0");
        CLAM_ASSERT(index<Size(), "index for Port must be < than Size");

        return *mInPorts[index];
}
        
InPortBase& InPortRegistry::Get(const std::string & name) const
{
        ConstIterator it;
        for (it=mInPorts.begin(); it!=mInPorts.end(); it++)
                if(name == (*it)->GetName()) 
                        return **it;

        std::string error = 
                "No in port named '" +  name + "'.\nTry with: " + AvailableNames();
        CLAM_ASSERT( false, error.c_str() );

        return *(InPortBase*)NULL; // just to get rid of warnings
}

bool InPortRegistry::Has(const std::string& name) const
{
        ConstIterator it;
        for (it=mInPorts.begin(); it!=mInPorts.end(); it++)
                if(name == (*it)->GetName()) 
                        return true;

        return false;
}

int InPortRegistry::Size() const
{
        return mInPorts.size();
}

InPortRegistry::Iterator  InPortRegistry::Begin()
{
        return mInPorts.begin();
}

InPortRegistry::Iterator InPortRegistry::End()
{
        return mInPorts.end();
}

InPortRegistry::ConstIterator  InPortRegistry::Begin() const
{
        return mInPorts.begin();
}

InPortRegistry::ConstIterator InPortRegistry::End() const
{
        return mInPorts.end();
}

bool InPortRegistry::AreReadyForReading()
{
        Iterator in;
        for ( in=mInPorts.begin(); in!=mInPorts.end(); in++)
                if (!(*in)->CanConsume()) return false;

        return true;
}

void InPortRegistry::ProcessingInterface_Register( InPortBase * in )
{
        mInPorts.push_back( in );
}

void InPortRegistry::ProcessingInterface_Unregister( InPortBase * in )
{
        for (Iterator it=mInPorts.begin(); it!=mInPorts.end(); it++)
        {
                if (*it==in)
                {
                        mInPorts.erase(it);
                        return;
                }
        }
}       

std::string InPortRegistry::AvailableNames() const
{
        std::string result;
        std::string separator = "";
        for (ConstIterator it=mInPorts.begin(); it!=mInPorts.end(); it++)
        {
                InPortBase & port = *(*it);
                result += separator + "'" + port.GetName() + "'";
                separator = ",";
        }
        return result;
}
} // namespace CLAM