public static List getStringList(String fileName) throws IOException{
	BufferedReader br = null;
	List list = new ArrayList();
	String str;
	try{
		br = new BufferedReader(new FileReader(fileName));
		while( (str = br.readLine()) != null ){
			list.add(str);
		}
	}finally{
		if(br != null) br.close();
	}
	return list;
}

public static List getFileLines(String fileName) throws IOException {
	List list = new ArrayList();
	BufferedReader br = null;
	try{
		br = new BufferedReader(
				new InputStreamReader(
						new FileInputStream(fileName),"UTF-8"));
		String str;
		while( (str = br.readLine()) != null ){
			list.add(str);
		}
	}finally {
		if(br != null)
			br.close();
	}
	return list;
}

public static byte[] downloadFile(URL url) throws IOException {
	byte[] bytes = null;
	ByteArrayOutputStream baos = new ByteArrayOutputStream();
	InputStream is = null;
	try {
		is = url.openStream();
		int ch;
		while( (ch = is.read()) != - 1){
			baos.write((byte)ch);
		}
		baos.flush();
		bytes = baos.toByteArray();
		return bytes;
	} finally {
		baos.close();
		if(is != null)is.close();
	}
}

public static void writeToFile(String fileName,List lines)
		throws IOException{
	BufferedWriter bw = new BufferedWriter(
		new OutputStreamWriter(new FileOutputStream(fileName),"UTF-8"));
	for(String str : lines){
		bw.append(str).append("\n");
	}
	bw.close();
}

public static void writeToFile(String fileName,CharSequence charSequence)
		throws IOException{
	BufferedWriter bw = new BufferedWriter(
		new OutputStreamWriter(
			new FileOutputStream(fileName),"UTF-8"));
	bw.append(charSequence);
	bw.close();
}