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Voyager2.java
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1998-05-08
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// Copyright(c) 1997 ObjectSpace, Inc.
import com.objectspace.jgl.*;
import com.objectspace.jgl.voyager.*;
import com.objectspace.voyager.*;
/**
* Iteration through a remote container.
*
* @version 3.0.0
* @author ObjectSpace, Inc.
*/
public class Voyager2
{
/**
* This example only works with ObjectSpace Voyager(tm).
* Visit the <a href=http://www.objectspace.com/voyager>Voyager homepage</a> for more information.
*/
public static void main( String[] args )
{
try
{
// create a remote list
VSList list = new VSList( "localhost:8000" );
new VSListIterator(); // force class loading
// fill remote list
list.add( "yakko" );
list.add( "wakko" );
list.add( "dot" );
System.out.println( "lowercase = " + list );
// obtain a local iterator to the remote list
list.setVirtual( true );
ForwardIterator iterator = list.start();
list.setVirtual( false );
// change all elements in remote list to uppercase
while ( !iterator.atEnd() )
{
String current = (String)iterator.get();
iterator.put( current.toUpperCase() );
iterator.advance();
}
System.out.println( "uppercase = " + list );
}
catch ( VoyagerException ex )
{
System.err.println( "caught: " + ex );
}
Voyager.shutdown();
}
}