// Fig. 22.13: SortedSetTest.java
// Using TreeSet and SortedSet.
import java.util.*;

public class SortedSetTest {
   private static final String names[] = { "yellow", "green",
       "black", "tan", "grey", "white", "orange", "red", "green" };
   
   // create a sorted set with TreeSet, then manipulate it
   public SortedSetTest()
   {
      SortedSet tree = new TreeSet( Arrays.asList( names ) );

      System.out.println( "set: " );
      printSet( tree );

      // get headSet based upon "orange"
      System.out.print( "\nheadSet (\"orange\"):  " );
      printSet( tree.headSet( "orange" ) );

      // get tailSet based upon "orange"
      System.out.print( "tailSet (\"orange\"):  " );
      printSet( tree.tailSet( "orange" ) );

      // get first and last elements
      System.out.println( "first: " + tree.first() );
      System.out.println( "last : " + tree.last() );
   }

   // output set
   private void printSet( SortedSet set )
   {
      Iterator iterator = set.iterator();

      while ( iterator.hasNext() )     
         System.out.print( iterator.next() + " " );

      System.out.println();
   } 

   public static void main( String args[] )
   {
      new SortedSetTest();
   }  
 
} // end class SortedSetTest

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 * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and               *
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