多线程学习--多线程中Lock的用法

package Demo11;


import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
import Demo3.TraditionalThreadSynchronized;
public class LockTest {
public static void main(String args[]){
LockTest ts=new LockTest();
ts.init();
}
private void init(){
final output out =new output();
new Thread(new Runnable() {
@Override
public void run() {
while(true){
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
out.getname1("xiaozhang");
}
}
}).start();

new Thread(new Runnable() {
@Override
public void run() {
while(true){
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
//new output().getname1("gaoda");
   out.getname1("gaoda");
}
}
}).start();
}
static class output{
Lock lock  =new  ReentrantLock();
public void getname1(String name){
//synchronized (output.class) {  
//synchronized (this) {
// lock.lock();
// try{
int len =name.length();
for(int i=0;i<len;i++){
System.out.print(name.charAt(i));
}
System.out.println();
// }finally{
//lock.unlock();
// }
}
public  synchronized void getname2(String name){
int len =name.length();
for(int i=0;i<len;i++){
System.out.print(name.charAt(i));
}
System.out.println();
}
public static synchronized void getname3(String name){
int len =name.length();
for(int i=0;i<len;i++){
System.out.print(name.charAt(i));
}
System.out.println();
}

}
}