java 实现打印机效果输出

import java.io.IOException;
import java.io.StringReader;

public class PrintWords {
	public static void main(String[] args) throws IOException,InterruptedException {
		final String words = "轻轻的我将离开你\n请将眼角的泪拭去\n慢慢长夜里\n未来日子里\n亲爱的你别为我哭泣\n\n前方的路虽然太凄迷\n请在笑容里为我祝福\n虽然迎着风\n虽然下着雨\n我在风雨之中念着你\n\n没有你的日子里\n我会更加珍惜自己\n没有我的岁月里\n你要保重你自己\n";
		StringReader sr = new StringReader(words);
		int word = -1;
		while ((word = sr.read()) != -1) {
			System.out.print((char) word);
			Thread.sleep(300);
		}
	}
}