ReverseAndVowels

package otherfiles.com;

import javax.swing.JOptionPane;

class StrinfImplementation {

    private String word;

    public StrinfImplementation() {

    }

    public String getWord() {
        return word;
    }

    public void setWord(String word) {
        this.word = word;
    }

    public String reverse() {
        char[] ch = word.toCharArray();
        String w = " ";
        int spacecnt = 0;
        // count the isWhitespace
        for (char c : ch) {
            if (Character.isWhitespace(c)) {
                spacecnt++;
            }
        }
        int i, j = ch.length - 1;
        int size = word.length() - spacecnt;
        if (size % 2 == 0) {// if size if multiple of 2
            for (i = 0; i < j; i++, j--) {
                char temp = ch[i];
                ch[i] = ch[j];
                ch[j] = temp;
            }
        }
        w = String.valueOf(ch);
        return w;
    }

    public int[] count(){
        int[] ans = new int[5];
        for (int j = 0; j < word.length(); j++) {
            char c = word.toLowerCase().charAt(j);
            if (c == 'a') {
                ans[0] += 1;
            } else if(c == 'e') {
                ans[1] += 1;
            } else if(c == 'i') {
                ans[2] += 1;
            } else if(c == 'o') {
                ans[3] += 1;
            } else if(c == 'u') {
                ans[4] += 1;
            }
        }
        return ans;
    }

    public String indent() {
         String spaces = "     ";
         int vowelCount = 0;
         String newWord = "";

         for(char c : word.toCharArray()) {
            newWord += String.valueOf(c);
            if (c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u' ||
                    c == 'A' || c == 'E' || c == 'I' || c == 'O' || c == 'U') {
                vowelCount++;
            }
            if(vowelCount == 5) {
               newWord += spaces;
                vowelCount = 0;
            }else {
                continue;
            }
         }
        return newWord;
    }
}

public class JavaApp {
    public static void main(String[] args) {
        StrinfImplementation im = new StrinfImplementation();

        //System.out.println("Enter a string: ");
        String word = JOptionPane.showInputDialog("Enter a string:");

        im.setWord(word);
        String str = im.getWord();
        int[] vowelcnt = im.count();

        System.out.println("Enter a string: "+ str);
        System.out.println("Reverse: "+ im.reverse());
        System.out.println("Count: a = "+vowelcnt[0] + ", e = " +vowelcnt[1] + ", i = " +vowelcnt[2] + ", o = " +vowelcnt[3] + ", u = " +vowelcnt[4]);
        System.out.println("Indent: "+im.indent());

    }
}