StringUtil.java

/*******************************************************************************
 * Created by Orlando Aliaga
 * Copyright 2015 Prey Inc. All rights reserved.
 * License: GPLv3
 * Full license at "/LICENSE"
 ******************************************************************************/
package com.prey.util;

public class StringUtil {

    public static String firstCharUpper(String myString) {
        if (myString != null && myString.length() > 1) {
            char[] stringArray = myString.toCharArray();
            stringArray[0] = Character.toUpperCase(stringArray[0]);
            myString = new String(stringArray);
        }
        return myString;
    }

    public static boolean isTextBoolean(String texto) {
        boolean out = false;
        if (texto != null) {
            texto = texto.toLowerCase().trim();
            if ("true".equals(texto) || "false".equals(texto)) {
                return true;
            }
        }
        return out;
    }

    public static boolean isTextInteger(String texto) {
        boolean out = false;
        if (texto != null) {
            texto = texto.toLowerCase().trim();
            try {
                Integer.parseInt(texto);
                return true;
            } catch (Exception e) {
                return false;
            }
        }
        return out;
    }

    public static String classFormat(String myString) {
        StringBuffer out = new StringBuffer();
        String[] array = myString.split("_");
        for (int i = 0; array != null && i < array.length; i++) {
            out.append(firstCharUpper(array[i]));
        }
        return out.toString();
    }

}