java学习之路一、工作线程

/** * 类描述:工作线程 * @author  * @version */public abstract class WorkThread extends Thread {/** 最大运行周期*/protected static final long MAX_RUN_CYCLE = 50L;/** 最小运行周期*/protected static final long MIN_RUN_CYCLE = 20L;    /** 线程的名称*/protected final String threadName;    /** 运行周期 */protected long maxRunCycle;    /** 线程运行标志 */protected boolean alive;    /** * 工作线程初始化 * @param 线程名称 */public WorkThread(ThreadGroup group, String name){super(group, name);threadName = name;setDaemon(true);}/** * 工作线程运行 */public final void run() {while (alive){doTask();try {this.sleep(maxRunCycle);} catch (InterruptedException e) {e.printStackTrace();}}}/*** * 关闭线程 */public void close() {System.out.println("线程名称：" + threadName +" connection is "+ " closing...");kill();}/** * 任务工作 */public abstract void doTask();/** * 线程杀死 */public void kill() {alive = false;}/** * 判断是否活着 * @return alive */public boolean getAlive() {return alive;}/** * 设定运行线程 * @param alive */public void setAlive(boolean alive) {this.alive = alive;}public long getMaxRunCycle() {return maxRunCycle;}public void setMaxRunCycle(long maxRunCycle) {this.maxRunCycle = maxRunCycle;}}