org.milyn.function.LeftTrimFunction 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;
/**
* Trims all spaces at the beginning of the String.
*
* @author [email protected]
*/
public class LeftTrimFunction implements StringFunction {
/**
* Trims all spaces at the beginning of the String.
*
* @param input The String
* @return The manipulated String
*/
public String execute(String input) {
int i = 0;
while (i < input.length() && Character.isWhitespace(input.charAt(i))) {
i++;
}
return input.substring(i);
}
}