//CYCLONE MATRIX HOST NODE APPLICATION
//Hermann L. Johnson, 2019
//Free for unmodified distribution and non-commercial use.

import java.io.*;

public class TrueStringTokenizer {

    private String delimiter, toTokenize;
    private boolean hasMoreTokensVar;

    public TrueStringTokenizer(String toTokenize, String delimiter) {

	this.toTokenize = toTokenize;
	this.delimiter = delimiter;
	while(toTokenize.startsWith(delimiter))
	    toTokenize = toTokenize.substring(delimiter.length(),
					      toTokenize.length());
	if(toTokenize.length()!=0)
	    hasMoreTokensVar = true;
	else hasMoreTokensVar = false;

    }

    public boolean hasMoreTokens() {

	return hasMoreTokensVar;

    }

    public void addToString(String toAdd) {
	toTokenize = toTokenize + toAdd;
	if(toTokenize.length()>0) hasMoreTokensVar = true;
    }

    public String getRemainder() {
	return toTokenize;
    }

    public String nextToken() {

	String returnString;
	if(toTokenize.indexOf(delimiter)==-1) {
	    hasMoreTokensVar = false;
	    return toTokenize;
	}
	returnString = toTokenize.substring(0,toTokenize.indexOf(delimiter));

	toTokenize = toTokenize.substring((toTokenize.indexOf(delimiter)+
                     delimiter.length()), toTokenize.length());
	while(toTokenize.startsWith(delimiter))
	    toTokenize = toTokenize.substring(delimiter.length(),
					      toTokenize.length());
	if(toTokenize.length()==0)
	    hasMoreTokensVar = false;

	return returnString;

    }

}