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Java Source | 1997-07-30 | 2.0 KB | 74 lines |
- // Copyright(c) 1997 ObjectSpace, Inc.
-
- import COM.objectspace.jgl.*;
- import java.io.*;
- import java.util.*;
-
- public class Serial2
- {
- static public void write()
- {
- try
- {
- // create a list of names
- DList names = new DList();
- names.add( "Peter Parker" );
- names.add( "Frank Castle" );
- names.add( "Logan" );
- names.add( "Steve Rogers" );
-
- // save names to a file
- ObjectOutput s = new ObjectOutputStream( new FileOutputStream( "Serial2.bin" ) );
- s.writeObject( names );
-
- // search for some particular entries
- ForwardIterator wolverine = names.find( "Logan" );
- ForwardIterator hulk = names.find( "Bruce Banner" );
-
- // write the iterators to the file as well
- s.writeObject( wolverine );
- s.writeObject( hulk );
- }
- catch ( IOException e )
- {
- System.out.println( "caught: " + e );
- }
- }
-
- static public void read()
- {
- try
- {
- // read sequence and iterator from file
- ObjectInputStream s = new ObjectInputStream( new FileInputStream( "Serial2.bin" ) );
- DList names = (DList)s.readObject();
- ForwardIterator wolverine = (ForwardIterator)s.readObject();
- ForwardIterator hulk = (ForwardIterator)s.readObject();
-
- // check the iterators
- if ( wolverine.equals( names.end() ) )
- System.out.println( "Don't know who Wolverine is" );
- else
- System.out.println( "Wolverine is also known as " + wolverine.get() );
- if ( hulk.equals( names.end() ) )
- System.out.println( "Don't know who the Hulk is" );
- else
- System.out.println( "Hulk is also known as " + hulk.get() );
- }
- catch ( IOException e1 )
- {
- System.out.println( "caught: " + e1 );
- }
- catch ( ClassNotFoundException e2 )
- {
- System.out.println( "caught: " + e2 );
- }
- }
-
- public static void main( String args[] )
- {
- write();
- read();
- }
- }
-