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JSAMPLES.Z
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Algorithms1.java
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1998-05-08
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// Copyright(c) 1996,1997 ObjectSpace, Inc.
import com.objectspace.jgl.*;
import com.objectspace.jgl.algorithms.*;
import com.objectspace.jgl.functions.*;
/**
* Applying provides algorithms for affecting every element in a container.
*
* @see com.objectspace.jgl.algorithms.Applying
* @version 3.0.0
* @author ObjectSpace, Inc.
*/
public class Algorithms1
{
public static void main( String[] args )
{
Array array1 = new Array();
array1.add( "cat" );
array1.add( "monkey" );
array1.add( "goat" );
Applying.forEach( array1, new PrintFunction() );
SList list = new SList();
list.add( new Integer( 3 ) );
list.add( new Integer( 7 ) );
list.add( new Integer( 4 ) );
Integer total = (Integer)Applying.inject( list, new Integer( 0 ), new PlusNumber() );
System.out.println( "list = " + list + ", total = " + total );
}
}
class PrintFunction implements UnaryFunction
{
public Object execute( Object object )
{
System.out.println( "PRINT " + object );
return null; // Not used.
}
}