IsGroupable.java

package edu.sc.seis.sod.subsetter.channel;

import org.w3c.dom.Element;
import java.util.ArrayList;
import java.util.List;

import edu.iris.Fissures.network.ChannelImpl;
import edu.iris.Fissures.network.SiteIdUtil;
import edu.iris.Fissures.network.StationImpl;
import edu.sc.seis.fissuresUtil.hibernate.ChannelGroup;
import edu.sc.seis.sod.ChannelGrouper;
import edu.sc.seis.sod.Start;
import edu.sc.seis.sod.source.network.NetworkSource;
import edu.sc.seis.sod.status.Fail;
import edu.sc.seis.sod.status.Pass;
import edu.sc.seis.sod.status.StringTree;

public class IsGroupable implements ChannelSubsetter {

    public IsGroupable(Element config) {
    }
    
	public StringTree accept(ChannelImpl channel, NetworkSource network)
			throws Exception {
	    List<? extends ChannelImpl> allChans = network.getChannels((StationImpl)channel.getStation());
        ArrayList<ChannelImpl> siteChans = new ArrayList<ChannelImpl>();
        for (ChannelImpl channelImpl : allChans) {
            siteChans.add(channelImpl);
		}

        List<ChannelImpl> failures = new ArrayList<ChannelImpl>();
        List<ChannelGroup> chanGroups = getChannelGrouper().group(siteChans, failures);
        for(ChannelGroup cg : chanGroups) {
        	if (cg.contains(channel)) {
        		return new Pass(this);
        	}
		}
        return new Fail(this);
	}


    
    public ChannelGrouper getChannelGrouper() {
        // lazy load
        if(channelGrouper == null) {
            channelGrouper = Start.getNetworkArm().getChannelGrouper();
        }
        return channelGrouper;
    }


    private ChannelGrouper channelGrouper;
}