/*
 * 
 jFin, open source derivatives trade processing 
 *
 * 
 Copyright (C) 2005, 2006, 2007 Morgan Brown Consultancy Ltd. 
 *
 * 
 This file is part of jFin. 
 *
 * 
 jFin 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. 
 *
 * 
 jFin 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 jFin; if not, write to the Free Software Foundation, Inc., 51 Franklin
 * St, Fifth Floor, Boston, MA 02110-1301 USA. 
 */

package org.jfin.date.holiday.financialcalendarimpl;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.TreeMap;

/**
 * Represents a financialcalendar.com info.csv file.
 *
 * An example info.csv file is included with the db jFin distribution. For
 * information on licensing a full info.csv file, along with holiday calendars,
 * visit http://www.financialcalendar.com/
 *
 * financialcalendar.com is not associated with jFin
 */
public class InfoFile
{
	private TreeMap entries;


	public InfoFile()
	{
		entries = new TreeMap();
	}

	public InfoFile(File f) throws IOException
	{
		this();
		load(f);
	}

	public void load(File f) throws IOException
	{
		BufferedReader reader = new BufferedReader(new FileReader(f));

		// Discard the first line, contains column headings
		String line = reader.readLine();

		while (( line = reader.readLine() ) != null)
		{

			InfoFileEntry infoFileEntry = new InfoFileEntry(line);

			entries.put(infoFileEntry.getCode(), infoFileEntry);
		}
	}

	/**
	 * Add an entry to the info file. The entry is keyed by its code.
	 *
	 * @param entry
	 */
	public void addEntry(InfoFileEntry entry)
	{
		entries.put(entry.getCode(), entry);
	}

	/**
	 * Retrieves an entry based upon its code.
	 *
	 * @param code
	 *            The code to search for
	 * @return The entry for the given code, or null if the code is not found
	 */
	public InfoFileEntry getEntryByCode(String code)
	{
		return entries.get(code);
	}

	public String[] getAvailableCodes() {

		List codes = new ArrayList(entries.keySet());
		Collections.sort(codes);
		String[] codesArray = new String[codes.size()];

		for(int i=0;i