/*******************************************************************************
 * Copyright (c) 2011 IRIS/DMC.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser Public License v2.1
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * 
 * Contributors:
 *     IRIS/DMC- initial API and implementation
 * 
 * ACKNOWLEDGEMENT
 * This software was developed as part of a project supported by 
 *  Cooperative Agreement Number G10AC00533 from the United States 
 *  Geological Survey.  Its contents are solely the responsibility of 
 * the authors and the USGS is not responsible for the efficacy,
 * safety, or suitability of this software.
 ******************************************************************************/
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class Stage {
	private int order;
	private ChannelEpoch epoch;
	
	private List<Filter> filters = new ArrayList<Filter>();
	
	public Stage(int order){
		this.order = order;
	}
	
	public int getOrder() {
		return order;
	}
	public void setOrder(int order) {
		this.order = order;
	}
	public List<Filter> getFilters() {
		return filters;
	}
	public void add(Filter filter) {
		//to deal with data errors
		if(this.filters.size()>1){
			//get last one& check for split blocketts
			Filter f = filters.get(filters.size()-1);
			if(f.getType() == filter.getType()){
				int repeat = filter.getRepeat()+f.getRepeat();
				f.modify(repeat);
				System.out.println("Duplicates...");
				return;
			}
		}
		filter.setStage(this);
		this.filters.add(filter);
	}

	public Filter get(int type){
		for(Filter f:filters){
			if(f.getType()==type){
				return f;
			}
		}
		return null;
	}
	public ChannelEpoch getEpoch() {
		return epoch;
	}

	public void setEpoch(ChannelEpoch epoch) {
		this.epoch = epoch;
	}
	
	public void writeXml(XMLWriter out) throws IOException{
		Map attributes = new HashMap();
        attributes.put("stage", ""+this.order);
        out.startElement("Response", attributes);
        
		for(Filter filter:this.filters){
			filter.writeXml(out);
		}
		out.endElement();
        out.flush();
	}
	
}