import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.StringTokenizer;
public class Parser
{
private CommandWords commands;
public Parser()
{
commands = new CommandWords();
}
public Command getCommand()
{
String inputLine = "";
String word1;
String word2;
System.out.print("> ");
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
try
{
inputLine = reader.readLine();
}
catch(java.io.IOException exc)
{
System.out.println("There was an error during reading: " + exc.getMessage());
}
StringTokenizer tokenizer = new StringTokenizer(inputLine);
if(tokenizer.hasMoreTokens())
word1 = tokenizer.nextToken();
else
word1 = null;
if(tokenizer.hasMoreTokens())
word2 = tokenizer.nextToken();
else
word2 = null;
if(commands.isCommand(word1))
return new Command(word1,word2);
else
return new Command(null,word2);
}
}