StringUtils.java revision 588
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* See LICENSE.txt included in this distribution for the specific
* language governing permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at LICENSE.txt.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
package org.opensolaris.opengrok.util;
/**
* Various String utility methoids.
*
* @author austvik
*/
public final class StringUtils {
private StringUtils() {
// Only static utility methods
}
/**
* Returns true if the string is empty or only includes whitespace characters.
*
* @param str the string to be checked
* @return tur if string is empty or only contains whitespace charadcters
*/
public static boolean isOnlyWhitespace(String str) {
for (int i = 0; i < str.length(); i++) {
if (!Character.isWhitespace(str.charAt(i))) {
return false;
}
}
return true;
}
}