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package test.thread;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.Date;
/**
 * ¶àÏ̶߳Áдͬһ¸öÎļþµÄÑùÀý¡£
 */
public class ThreadReadWrite {
  public static void main(String[] args) {
    new ThreadWrite().start();
    try {
      Thread.sleep(2000); // ÐÝÃߣ¬ÒÔÃâÄÇÃæ»¹ÓÐдºÃ
    } catch (InterruptedException e) {
      e.printStackTrace();
    }
    new ThreadRead().start();
  }
}
class ThreadWrite extends Thread {
  File file = new File("test.txt");
  @Override
  public void run() {
    try {
      while (true) {
        FileWriter out = new FileWriter(file, true);// ×·¼ÓдÈë
        out.write(new Date() + "\n");
        out.flush();
        out.close();
        Thread.sleep(3000); // ÎÒÕâÀï¼ä¸ô¸Ä³É3Ã룬·½±ã²âÊÔ
      }
    } catch (Exception e) {
      e.printStackTrace();
    }
  }
}
class ThreadRead extends Thread {
  File file = new File("test.txt");
  @Override
  public void run() {
    try {
      BufferedReader reader = new BufferedReader(new FileReader(file));
      while (true) {
        System.out.println(reader.readLine());
        Thread.sleep(3000); // ÎÒÕâÀï¼ä¸ô¸Ä³É3


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