org.milyn.function.CapitalizeFirstFunction Maven / Gradle / Ivy
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/*
* Milyn - Copyright (C) 2006 - 2010
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License (version 2.1) as published by the Free Software
* Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* See the GNU Lesser General Public License for more details:
* http://www.gnu.org/licenses/lgpl.txt
*/
package org.milyn.function;
/**
* Capitalizes the first word of a String.
*
* @author [email protected]
*/
public class CapitalizeFirstFunction implements StringFunction {
/**
* Capitalizes the first word of a String.
*
* @param input The String
* @return The manipulated String
*/
public String execute(String input) {
for (int i = 0; i < input.length(); i++) {
final char ch = input.charAt(i);
if (!Character.isWhitespace(ch)) {
if (Character.isUpperCase(ch)) {
return input;
}
final char[] chars = input.toCharArray();
chars[i] = Character.toUpperCase(ch);
return new String(chars);
}
}
return input;
}
}