priorityexam.java

Java程序设计实用教程源代码 本书源代码按章分别放置在不同的文件夹中,所有程序均在JDK1.6环境下编译运行正常,除了第13章需要建立ODBC数据源之外,其他程序只要有Java运行环境即可直接运行

class PriorityThread extends Thread {
  private int m_counter;
  public PriorityThread(String name) {
    super(name);
    m_counter = 0;
  }
  public void run() {
    System.out.println(this.getName() + " started !");
    while (true) {
      if (m_counter++ >= Integer.MAX_VALUE)
        break;
    }
    System.out.println(this.getName() + " completed !");
  }
}
public class PriorityExam {
  public static void main(String args[]) {
    PriorityThread[] arrPri = new PriorityThread[10];
    for (int i = 0; i < 10; i++) {
      arrPri [i] = new PriorityThread("Thread " + Integer.toString(i + 1));
      arrPri [i].setPriority(i + 1);
      arrPri [i].start();
    }
  }
}