51 lines
1.5 KiB
Java
51 lines
1.5 KiB
Java
//This file is part of SECONDO.
|
|
|
|
//Copyright (C) 2004, University in Hagen, Department of Computer Science,
|
|
//Database Systems for New Applications.
|
|
|
|
//SECONDO is free software; you can redistribute it and/or modify
|
|
//it under the terms of the GNU General Public License as published by
|
|
//the Free Software Foundation; either version 2 of the License, or
|
|
//(at your option) any later version.
|
|
|
|
//SECONDO 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 General Public License for more details.
|
|
|
|
//You should have received a copy of the GNU General Public License
|
|
//along with SECONDO; if not, write to the Free Software
|
|
//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
|
package util.common;
|
|
|
|
/**
|
|
* Convenient methods to handle strings
|
|
* @author D.Merle
|
|
*/
|
|
public class StringUtilities {
|
|
|
|
/**
|
|
* Private constructor to prohibit inproper use of this class
|
|
*/
|
|
private StringUtilities() {}
|
|
|
|
/**
|
|
* Checks if a given argument is null or equals ""
|
|
* @return true - if the argument is null or ""
|
|
*/
|
|
public static boolean isStringNull(final String string) {
|
|
return string == null || "".equals(string);
|
|
}
|
|
|
|
/**
|
|
* Concatenates strings
|
|
*/
|
|
public static String appendStrings(final String ... strings) {
|
|
final StringBuilder resultingString = new StringBuilder();
|
|
for (final String string : strings) {
|
|
resultingString.append(string).append("\n");
|
|
}
|
|
return resultingString.toString();
|
|
}
|
|
} |