streamhomework.java

用户输入信息

package lesson20;

import java.io.*;

public class StreamHomeWork {
	public static void main(String[] args) {
		System.out.println("***************");
		PrintStream ps = null;
		FileOutputStream fos = null;
		BufferedReader br = null;
		String str = "";
		try {
			fos = new FileOutputStream("F:/myFile.txt");
			ps = new PrintStream(fos);
			System.out.println("请您输入您所要输入的内容：……");
			br = new BufferedReader(new InputStreamReader(System.in));
			try {
				while ((str = br.readLine()) != null) {
					if (str.equals("quit") || str.equals("exit")) {
						ps.close();
						br.close();
						fos.close();
						return;
					}
					ps.println(str);
				}
			} catch (IOException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} finally {
			ps.close();
			try {
				br.close();
				fos.close();
			} catch (IOException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}

		}

	}
}