Buffered Writer in java

TestWriter.java

package com.etrade.neo.util;

import java.io.StringWriter;

public class TestWriter {

	public static void main(String[] args) {
		String source = "Now is the time for all good men\\n"
				+ " to come to the aid of their country\\n"
				+ " and pay their due taxes.";

		char buffer[] = new char[source.length()];
		source.getChars(0, source.length(), buffer, 0);
		StringWriter writer = new StringWriter();
		int off = 0;

		int len = 4;

		while (true) {
			if (buffer.length > (off + len)) {
				writer.write(buffer, off, len);
		} else {
				len = buffer.length - off;
				writer.write(buffer, off, len);
				break;
			}
			off = off + 4;
		}
		
		System.out.println(writer.getBuffer().toString());

	}

}