Repository /Debellor/debellor-1.0.jar:org.debellor.core.cell.BatchOfSamples

/*
 *  Debellor
 *
 *  Copyright (C) 2008-2009 by Marcin Wojnarski
 *
 *  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 3 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, see http://www.gnu.org/licenses/.
 */
package org.debellor.core.cell;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;

import org.debellor.core.Cell;
import org.debellor.core.Sample;
import org.debellor.core.Sample.SampleType;

/**
 * @author Marcin Wojnarski
 *
 */
public class BatchOfSamples extends Cell {

	private SampleType type;
	private ArrayList<Sample> samples = new ArrayList<Sample>();
	private int pos;


	/** Constructs a BatchOfSamples with the initial content passed as an array of samples
	 * or as a variable-length parameter list. */
	public BatchOfSamples(Sample... s) {
		super(false);
		samples.addAll(Arrays.asList(s));
	}
	public BatchOfSamples(Collection<? extends Sample> s) {
		super(false);
		samples.addAll(s);
	}
	public BatchOfSamples(SampleType t, Sample... s) {
		super(false);
		setType(t);
		samples.addAll(Arrays.asList(s));
	}


	/** Adds an array of samples or a variable-length parameter list of samples. */
	public void add(Sample... s) {
		samples.addAll(Arrays.asList(s));
	}
	public void add(Collection<? extends Sample> s) {
		samples.addAll(s);
	}

	
	@Override
	protected SampleType onOpen() throws Exception {
		pos = 0;
		return type;
	}

	@Override
	protected Sample onNext() throws Exception {
		if(pos >= samples.size())
			return null;
		return samples.get(pos++);
	}

	@Override
	protected void onClose() throws Exception {
	}
	public void setType(SampleType type) {
		this.type = type;
	}
	
}