package demo.hello;

import java.io.*;
import org.omg.CORBA.*;

public class Client 
{
    public static void main( String args[] ) 
    {
        if( args.length != 1 ) 
	{
            System.out.println( "Usage: jaco demo.hello.Client <ior_file>" );
            System.exit( 1 );
        }

        try 
	{
            File f = new File( args[ 0 ] );

            //check if file exists
            if( ! f.exists() )
            {
                System.out.println("File " + args[0] + 
                                   " does not exist.");
                
                System.exit( -1 );
            }
            
            //check if args[0] points to a directory
            if( f.isDirectory() )
            {
                System.out.println("File " + args[0] + 
                                   " is a directory.");
                
                System.exit( -1 );
            }

            // initialize the ORB.
            ORB orb = ORB.init( args, null );

            BufferedReader br =
                new BufferedReader( new FileReader( f ));

            // get object reference from command-line argument file
            org.omg.CORBA.Object obj = 
                orb.string_to_object( br.readLine() );

            br.close();

            // and narrow it to HelloWorld.GoodDay
            // if this fails, a BAD_PARAM will be thrown
            GoodDay goodDay = GoodDayHelper.narrow( obj );


            // invoke the operation and print the result
            System.out.println( goodDay.hello_simple() );

            // invoke the operation again and print the wide string result
            System.out.println( "wide string: " + 
                                goodDay.hello_wide( "Hello Wörld, from ß ö 1 2 3 0 *&^%$#@!@"));

        }
        catch( Exception ex ) 
	{
            ex.printStackTrace();
        }
    }
}

