source: java/main/src/main/java/com/framsticks/util/lang/Strings.java @ 86

package com.framsticks.util.lang;

/**
 * @author Piotr Sniegowski
 */
public abstract class Strings {

        public static String valueOf(Object o) {
                if (o == null) {
                        return null;
                }
                return o.toString();
        }

        public static boolean notEmpty(String str) {
                return str != null && !str.equals("");
        }

        public static String toStringNullProof(Object object) {
                if (object == null) {
                        return "";
                }
                return object.toString();
        }

        public static String collapse(String s) {
                if (s == null) {
                        return null;
                }
                s = s.trim();
                return (s.equals("")) ? null : s;
        }

        public static Pair<String, String> splitIntoPair(String string, char separator, String second) {
                int pos = string.indexOf(separator);
                if (pos == -1) {
                        return new Pair<String, String>(string.substring(0,
                                        string.length() - 1), second);
                } else {
                        return new Pair<String, String>(string.substring(0, pos),
                                        string.substring(pos + 1));
                }
        }

        public static String capitalize(String input) {
                return input.substring(0, 1).toUpperCase() + input.substring(1);
        }

        public static String uncapitalize(String input) {
                return input.substring(0, 1).toLowerCase() + input.substring(1);
        }
}