package com.test.synchronizeds;//线程同步
public class TraditionThreadSynchronized {public void init(){final Outputer o=new Outputer();//线程1new Thread(new Runnable() {@Overridepublic void run() {while(true){try {Thread.sleep(100);} catch (InterruptedException e) {e.printStackTrace();}o.output1("chenxiaobing");}}}).start();//线程2new Thread(new Runnable() {@Overridepublic void run() {while(true){try {Thread.sleep(100);} catch (InterruptedException e) {e.printStackTrace();}o.output1("donyanxia");}}}).start();}public static void main(String[] args) {new TraditionThreadSynchronized().init();}static class Outputer{//方法1public void output1(String name){int len=name.length();synchronized(this){//钥匙必须相同 :synchronized中的的变量，必须是针对所有线程来讲都是一样的，此时才能打达到线程同步的效果.for(int i=0;i<len;i++){System.out.print(name.charAt(i));}System.out.println();}}//方法2 output2上的synchronized检测的对象是当前这个对象,因此如果线程1调用output1，线程2调用output2也能同步public synchronized void output2(String name){int len=name.length();for(int i=0;i<len;i++){System.out.print(name.charAt(i));}System.out.println();}//方法3 output3与output1是不会线程同步的，但是如果将output1中的this改为Outputer.class，则两者检查的都是当前类的字节码，会达到同步效果public static synchronized void output3(String name){int len=name.length();for(int i=0;i<len;i++){System.out.print(name.charAt(i));}System.out.println();}}
}

package com.test.synchronizeds;/*** 子线程循环10次，主线程循环20次，子线程循环10次，主线程循环20次，如此交替循环50次* @author Administrator**/
public class TraditionThreadCommunication {public static void main(String[] args) {final Bussines b=new Bussines();//子线程new Thread(new Runnable() {@Overridepublic void run() {for(int i=1;i<=50;i++){b.sub(i);}}}).start();//主线程for(int i=1;i<=50;i++){b.main(i);}}static class Bussines{private boolean bshouldsub=true;public synchronized void main(int loop){while(bshouldsub){try {this.wait();} catch (InterruptedException e) {// TODO Auto-generated catch block
                    e.printStackTrace();}}for(int i=1;i<=20;i++){System.out.println("main thread sequece of"+i+" loop of"+loop);}bshouldsub = true;this.notify();}public synchronized void sub(int loop){while(!bshouldsub){try {this.wait();} catch (InterruptedException e) {// TODO Auto-generated catch block
                    e.printStackTrace();}}for(int i=1;i<=10;i++){System.out.println("sub thread sequece of"+i+" loop of"+loop);}bshouldsub = false;this.notify();}}
}