LTRNetMessageFilter.java

package module.decode.ltrnet;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import message.Message;
import message.MessageType;
import filter.Filter;
import filter.FilterElement;

public class LTRNetMessageFilter extends Filter<Message>
{
	private HashMap<MessageType, FilterElement<MessageType>> mElements = 
			new HashMap<MessageType, FilterElement<MessageType>>();
	
	public LTRNetMessageFilter()
	{
		super( "LTR-Net Message Filter" );

		mElements.put( MessageType.CA_STRT, 
				new FilterElement<MessageType>( MessageType.CA_STRT ) );
		mElements.put( MessageType.CA_ENDD, 
				new FilterElement<MessageType>( MessageType.CA_ENDD ) );
		mElements.put( MessageType.SY_IDLE, 
				new FilterElement<MessageType>( MessageType.SY_IDLE ) );
		mElements.put( MessageType.ID_UNIQ, 
				new FilterElement<MessageType>( MessageType.ID_UNIQ ) );
		mElements.put( MessageType.ID_ESNH, 
				new FilterElement<MessageType>( MessageType.ID_ESNH ) );
		mElements.put( MessageType.ID_ESNL, 
				new FilterElement<MessageType>( MessageType.ID_ESNL ) );
		mElements.put( MessageType.RQ_ACCE, 
				new FilterElement<MessageType>( MessageType.RQ_ACCE ) );
		mElements.put( MessageType.ID_SITE, 
				new FilterElement<MessageType>( MessageType.ID_SITE ) );
		mElements.put( MessageType.FQ_RXHI, 
				new FilterElement<MessageType>( MessageType.FQ_RXHI ) );
		mElements.put( MessageType.FQ_RXLO, 
				new FilterElement<MessageType>( MessageType.FQ_RXLO ) );
		mElements.put( MessageType.FQ_TXHI, 
				new FilterElement<MessageType>( MessageType.FQ_TXHI ) );
		mElements.put( MessageType.FQ_TXLO, 
				new FilterElement<MessageType>( MessageType.FQ_TXLO ) );
		mElements.put( MessageType.ID_NBOR, 
				new FilterElement<MessageType>( MessageType.ID_NBOR ) );
		mElements.put( MessageType.MA_CHNH, 
				new FilterElement<MessageType>( MessageType.MA_CHNH ) );
		mElements.put( MessageType.MA_CHNL, 
				new FilterElement<MessageType>( MessageType.MA_CHNL ) );
	}
	
	@Override
    public boolean passes( Message message )
    {
		if( mEnabled && canProcess( message ) )
		{
			LTRNetMessage ltr = (LTRNetMessage)message;
			
			if( mElements.containsKey( ltr.getMessageType() ) )
			{
				return mElements.get( ltr.getMessageType() ).isEnabled();
			}
		}
		
	    return false;
    }

	@Override
    public boolean canProcess( Message message )
    {
	    return message instanceof LTRNetMessage;
    }

	@Override
    public List<FilterElement<?>> getFilterElements()
    {
	    return new ArrayList<FilterElement<?>>( mElements.values() );
    }
}