Multi-threaded Communication poll sell tickets learn about

Package com.xp.test;

Import java.util.concurrent.locks.Condition;
Import Java.util.concurrent.locks.Lock;
Import Java.util.concurrent.locks.ReentrantLock;

public class Abc_lock {

public static void Main (string[] args) {print print = new print (); New Thread (New Runnable () {//@Override//public void Run () {//for (int i = 1; i <=; i++) {//PR    Int.loopa (i);    }//}//}, "A"). Start (); New Thread (New Runnable () {//@Override//public void Run () {//for (int i = 1; i <=; i++) {//PR    INT.LOOPB (i);    }//}//}, "B"). Start (); New Thread (New Runnable () {//@Override//public void Run () {//for (int i = 1; i <=; i++) {//PR    INT.LOOPC (i);    }//}//}, "C"). Start ();    } int i = 33;        while (i > 0) {i--;            New Thread (New Runnable () {@Override public void run () {Print.loopa ();        }}, "A"). Start ();            New Thread (New Runnable () {@Override public void run () {PRINT.LOOPB ();        }}, "B"). Start (); New Thread (New Runnable() {@Override public void run () {print.loopc ();    }}, "C"). Start (); }}

}

Class Print {
Private lock lock = new Reentrantlock ();
Private Condition Conditiona = Lock.newcondition ();
Private Condition conditionb = Lock.newcondition ();
Private Condition Conditionc = Lock.newcondition ();

int tick = 100;    String mark = "a";p ublic void LoopA () {lock.lock (); try {if (!)            A ". Equals (Mark)) {try {conditiona.await (); } catch (Interruptedexception e) {}} System.out.println (Thread.CurrentThread (). GetName () + "Complete Sale        Ticket, Remaining: "+--tick);        Mark = "B";    Conditionb.signal ();    } finally {Lock.unlock ();    }}public void Loopb () {lock.lock (); try {if (!)            B. Equals (Mark) {try {conditionb.await (); } catch (Interruptedexception e) {}} System.out.println (Thread.CurrentThread (). GetName () + "Complete Sale        Ticket, Remaining: "+--tick);        Mark = "C";    Conditionc.signal ();    } finally {Lock.unlock ();    }}public void Loopc () {lock.lock (); try {if (!)            C ". Equals (Mark) {try {conditionc.await (); } catch (Interruptedexception e) {}} System.out.printlN (Thread.CurrentThread (). GetName () + "complete ticketing, Remaining:" +--tick);        Mark = "a";    Conditiona.signal ();    } finally {Lock.unlock (); }}

}

Multi-threaded Communication poll sell tickets learn about