[Pfc-prolog-cvs] prolix/src/org/asturlinux/frade/prolix/consoleclient ConsoleClient.java,NONE,1.1 Interfaz.java,NONE,1.1

[<iva...@us...>]

Update of /cvsroot/pfc-prolog/prolix/src/org/asturlinux/frade/prolix/consoleclient
In directory sc8-pr-cvs1:/tmp/cvs-serv28280/consoleclient

Added Files:
	ConsoleClient.java Interfaz.java 
Log Message:
Added unfinished files of a simple console-mode client

--- NEW FILE: ConsoleClient.java ---
/**
 *
 * Copyright 2003 Ivan Frade
 * 
 * This file is part of Prolix.
 *
 * Prolix is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Prolix is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Prolix; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 **/
package org.asturlinux.frade.prolix.consoleclient;

import java.util.*;
import java.rmi.*;
import javax.naming.*;
import javax.rmi.*; 
import java.io.*;
import javax.ejb.*;
import org.asturlinux.frade.prolix.ejb.sessionjb.*;


/**
 *  Clase cliente en modo texto de Prolix 
 *
 */

public class ConsoleClient {
    private ProlixMain interpreter;


    public static void main(String args[]) {
	ConsoleClient console = new ConsoleClient();
	console.run();
    }

    /** 
     * Obtain Bean and present menu
     */    
    private void run() {
	try 
	    {
		// Obtain reference to home	    
		InitialContext ctx = new InitialContext();
		Object o = ctx.lookup( "org/asturlinux/frade/prolix/ejb/sessionjb/ProlixMain" );
		ProlixMainHome home = null;
		home = (ProlixMainHome)PortableRemoteObject.narrow(o, ProlixMainHome.class);
		
		// Create the interpreter bean
		interpreter = home.create();
	    } 
	catch (NamingException ne) 
	    {
		System.out.println("ERROR: Naming Exception");
		return;
	    } 
	catch (CreateException ce) 
	    {
		System.out.println("ERROR creating interpreter  ");
		return;
	    } 
	catch (RemoteException re) 
	    {
		System.out.println("ERROR: Remote Exception creatin interpreter");
		return;
	    }
	
	String[] optionsMenu = {"Load Program",
				"Load Consult",
				"Step",
				"Exit"};
	
	boolean otherIteration = true;
	int input;
	do 
	    {
		switch (Interfaz.writeMenu("Prolix",
					   optionsMenu.length,
					   optionsMenu))
		    {
		    case 1: program();
			break;
		    case 2: consult();
			break;
		    case 3: gostep();
			break;
		    case 4: otherIteration = false;
			break;
		    }
	    }
	while(otherIteration);
    }
    
    
    /**
     * 
     * Private methods to actions
     *
     */

    /**
     * 
     * Take program from command line and try to load in interpreter
     *
     */
    private void program()
    {
	BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
	System.out.println("Write some program code in Prolog");
	try
	    {
		String input = new String(in.readLine());
		//	interpreter.loadProgram(input)
	    }
	catch (IOException io)
	    {
		System.out.println("Please, write something with sense");
	    }
    }


    private void consult()
    {
    }

    private void gostep()
    {
    }


}

--- NEW FILE: Interfaz.java ---
/**
 *
 * Copyright 2003 Ivan Frade
 * 
 * This file is part of Prolix.
 *
 * Prolix is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Prolix is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Prolix; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 **/

package org.asturlinux.frade.prolix.consoleclient;

import java.io.*;

public class Interfaz 
{

    public static int writeMenu(String title, int opt, String []options)
    {
	BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
	int readed = 0;
	do 
	    {
		System.out.println("\n\n -= " + title + " =- \n\n ");
		for (int i = 0 ; i < opt ; i++)
		    System.out.println(" " + (i+1) + ". " + options[i]);
		
		System.out.println("Write a number in range [1-" + opt +
				   "], please");
		try 
		    {
			String someyouwrite = in.readLine();
			readed = Integer.valueOf(someyouwrite).intValue();
		    } 
		catch (IOException e) 
		    {
			//FIXME null string
			readed = -10;
		    }
	    }
	while( readed < 1 || readed > opt);

	return readed;
    }
}