Server/src/engine/util/StringUtils.java

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//      Magicbane Emulator Project © 2013 - 2026
//                https://www.magicbane.com


package engine.util;

import java.net.InetAddress;
import java.util.StringTokenizer;

public class StringUtils {

    public static String addWS(String s, int totalLen) {
        if (s.length() >= totalLen) {
            return s;
        }

        int diff = totalLen - s.length();

        String out = s;

        for (int i = 0; i < diff; ++i) {
            out += " ";
        }
        return out;
    }

    public static String bannerize(String s, int totalLen) {
        if (s.length() >= totalLen) {
            return s;
        }

        int diff = totalLen - s.length();
        int halfDiff = diff / 2;

        String side = "";
        for (int i = 0; i < halfDiff; ++i) {
            side += "*";
        }

        return side + ' ' + s + ' ' + side;
    }

    public static String InetAddressToClientString(InetAddress address) {
        return address.toString().replaceAll("/", "");
    }

    public static String toHexString(int i) {
        return Integer.toHexString(i).toUpperCase();
    }

    public static String toHexString(long l) {
        return Long.toHexString(l).toUpperCase();
    }

    public static String wordWrap(String text, int LineWidth) {
        StringTokenizer st = new StringTokenizer(text);
        int SpaceLeft = LineWidth;
        int SpaceWidth = 80;
        String outString = "";

        while (st.hasMoreTokens()) {
            String word = st.nextToken();
            if ((word.length() + SpaceWidth) > SpaceLeft) {
                outString += '\n' + word + ' ';
                SpaceLeft = LineWidth - word.length();
            } else {
                outString += word + ' ';
                SpaceLeft -= (word.length() + SpaceWidth);
            }

        }

        return outString;

    }

    public static String truncate(String input, int length) {
        if (input != null && input.length() > length)
            input = input.substring(0, length);
        return input;
    }

    public static int wordCount(String input) {

        String workString = input.trim();

        if (workString.isEmpty())
            return 0;

        return workString.split("\\s+").length;

    }

}