package net.sourceforge.finmodel.asset.stock;
   
   import java.io.BufferedReader;
   import java.io.InputStreamReader;
   import java.math.BigDecimal;
   import java.net.URL;
   import java.net.URLConnection;
   
   import org.apache.commons.logging.Log;
  import org.apache.commons.logging.LogFactory;
  
  public class StockLookup {
  	private static Log log = LogFactory.getLog(StockLookup.class);
  	
  	private String ticker;
  	private String name;
  	private String exchange;
  	private BigDecimal price;
  	private BigDecimal dividend;
  	
  	private String providerUrl = "http://finance.yahoo.com/d/quotes.csv";
  	
  	public StockLookup(String ticker) {
  		this.ticker = ticker;
  		update();
  	}
  	
  	public void update() 
  	{
  		String stockURL = providerUrl + "?s=" + ticker + "&f=npyx";
  		try {
  			URLConnection feed = new URL(stockURL).openConnection();
  			
  			BufferedReader input = new BufferedReader( new InputStreamReader( feed.getInputStream()));
  			String rawData = input.readLine();
  			// System.err.println(rawData);
  			if (!rawData.equals("")) {
  				String data[] = rawData.split(",");
  				name = data[0];
  				price = new BigDecimal(data[1]);
  				if (!data[2].equals("N/A")) {
  					dividend = new BigDecimal(data[2]);
  				} else {
  					dividend = BigDecimal.ZERO;
  				}
  				exchange = data[3];
  			}
  			
  		} catch (Exception e) {
  			log.error("Error getting data: " + stockURL, e);
  		}
  	}
  
  	public String getExchange() {
  		return exchange;
  	}
  	
  	public String getName() {
  		return name;
  	}
  	
  	public BigDecimal getPrice() {
  		return price;
  	}
  	
  	public BigDecimal getDividendYield() {
  		return dividend;
  	}
  	
  	public static void main(String args[]) {
  		StockLookup lmt = new StockLookup("LMT");
  		System.err.println("LMT: " + lmt.getName());
  		StockLookup vwinx = new StockLookup("VWINX");
  		System.err.println("VWINX: " + vwinx.getPrice());
  	}
  }