本文实例为大家分享了Java实现线程间通信的具体代码,供大家参考,具体内容如下
Java代码(使用了2个内部类):
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package Threads; import java.util.LinkedList; /** * Created by Frank */ public class ProdCons { protected LinkedList<Object> list = new LinkedList<>(); protected int max; protected boolean done = false ; public static void main(String[] args) throws InterruptedException { ProdCons prodCons = new ProdCons( 100 , 3 , 4 ); Thread.sleep( 5 * 1000 ); synchronized (prodCons.list) { prodCons.done = true ; try { prodCons.notifyAll(); } catch (Exception ex) { } } } private ProdCons( int maxThreads, int nP, int nC) { this .max = maxThreads; for ( int i = 0 ; i < nP; i++) { new Producer().start(); } for ( int i = 0 ; i < nC; i++) { new Consumer().start(); } } class Producer extends Thread { public void run() { while ( true ) { Object justProduced = null ; try { justProduced = getObj(); } catch (InterruptedException e) { e.printStackTrace(); } synchronized (list) { while (list.size() == max) { try { list.wait(); } catch (InterruptedException e) { System.out.println( "Producer INTERRUPTED" ); } } list.addFirst(justProduced); list.notifyAll(); System.out.println( "Produced 1;List size now " + list.size()); if (done) { break ; } } } } } class Consumer extends Thread { public void run() { while ( true ) { Object object = null ; synchronized (list) { if (list.size() == 0 ) { try { list.wait(); } catch (InterruptedException e) { System.out.println( "Consumer INTERRUPTED" ); } } if (list.size() > 0 ) { object = list.removeLast(); } list.notifyAll(); System.out.println( "List size now " + list.size()); if (done) { break ; } } if ( null != object) { System.out.println( "Consuming object " + object); } } } } private Object getObj() throws InterruptedException { Thread.sleep( 1000 ); return new Object(); } } |
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。