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ErrorUtils.java
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ErrorUtils.java
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/**
* Copyright (C) 2016 Czech Technical University in Prague
*
* This program 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 3 of the License, or (at your option) any
* later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
package cz.cvut.kbss.ontodriver.util;
public class ErrorUtils {
/**
* Error message stating that an argument cannot be null. </p>
* <p>
* This message contains a placeholder {@code arg}, which should be replaced with the actual argument name.
*/
private static final String ARGUMENT_NULL = "Argument '$arg$' cannot be null.";
private static final String PLACEHOLDER = "$arg$";
private ErrorUtils() {
throw new AssertionError();
}
/**
* Creates message for NullPointerException, specifying name of method argument which was null.
* <p>
* The message has the following form: 'Argument argName cannot be null.'
*
* @param argName Name of the argument
* @return String message for NPX exception
*/
public static String npxMessage(String argName) {
return ARGUMENT_NULL.replace(PLACEHOLDER, argName);
}
}