package com.dougkeen.bart;

import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.DefaultHandler;

public class FareContentHandler extends DefaultHandler {
	public FareContentHandler() {
		super();
	}

	private String currentValue;
	private boolean isParsingTag;
	private String fare;

	public String getFare() {
		return fare;
	}

	@Override
	public void characters(char[] ch, int start, int length)
			throws SAXException {
		if (isParsingTag) {
			currentValue = new String(ch, start, length);
		}
	}

	@Override
	public void startElement(String uri, String localName, String qName,
			Attributes attributes) throws SAXException {
		if (localName.equals("fare")) {
			isParsingTag = true;
		}
	}

	@Override
	public void endElement(String uri, String localName, String qName)
			throws SAXException {
		if (localName.equals("fare")) {
			fare = "$" + currentValue;
		}
		isParsingTag = false;
		currentValue = null;
	}

}