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public interface ICar { public void run();} public interface IDriver { public void drive();} public class Benz implements ICar { public void run() { S 阅读全文
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public interface Printer { public abstract void open(); public abstract void close(); public abstract void print();}public class HPPrinter imple... 阅读全文
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synchronized 关键字的意思,执行方法的时候,当前对象被锁定下面的示例要对访问b的所有函数要加synchronized ,否则其他调用者会篡改b的值public class TT implements Runnable { int b = 100; public synchroniz... 阅读全文
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当线程的run方法结束,线程就结束了,结束一个正在运行的线程,怎么实现呢,示例如下public class TestThread4 { public static void main(String args[]) { Runner4 r = new Runner4(); Thread... 阅读全文