ToCapitalizeCase.java

ToCapitalizeCase.java

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import java.lang.Math; // headers MUST be above the first class
import java.util.Locale;

// one class needs to have a main() method
public class HelloWorld
{
  // arguments are passed using the text field below this editor
  public static void main(String[] args)
  {
    Test myObject = new Test();
    String str = myObject.toCapitalizeCase("KÜRŞAT ŞIMŞET IZGARA KÖFTE ŞİŞKEBAB");
    System.out.print(str);
  }
}

// you can add other public classes to this editor in any order
class Test {
    public String toCapitalizeCase(String str) {
        Locale tr = Locale.forLanguageTag("tr-TR");
        if (str == null)
            return "";

        str = str.toLowerCase(tr);

        String[] spaces = str.split(" ");
        for (int i = 0; i < spaces.length; i++)
        {
            String firstChar = Character.toString(spaces[i].charAt(0)).toUpperCase(tr);
            spaces[i] = firstChar + spaces[i].toString().substring(1, spaces[i].length());
        }

        str = String.join(" ", spaces);

        return str;
    }
}