//: c09:Synchronization.java
// From 'Thinking in Java, 2nd ed.' by Bruce Eckel
// www.BruceEckel.com. See copyright notice in CopyRight.txt.
// Using the Collections.synchronized methods.
import java.util.*;

public class Synchronization {
  public static void main(String[] args) {
    Collection c = 
      Collections.synchronizedCollection(
        new ArrayList());
    List list = Collections.synchronizedList(
      new ArrayList());
    Set s = Collections.synchronizedSet(
      new HashSet());
    Map m = Collections.synchronizedMap(
      new HashMap());
  }
} ///:~