/*
* Copyright (C) 2005 Luca Veltri - University of Parma - Italy
*
* This file is part of MjSip (http://www.mjsip.org)
*
* MjSip 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.
*
* MjSip 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 MjSip; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author(s):
* Luca Veltri (luca.veltri@unipr.it)
*/
package org.zoolu.tools;
/** Class Assert provides some static methods to check some inline conditions.
* When an assertion fails an AssertionException is throws.
* <p/> Such a tool could be helpful for debugging.
*/
public class Assert
{
/** Check that <i>exp</i> is true, otherwise an AssertionException is thrown. */
public final static void isTrue(boolean exp)
{ if(!exp) onError("Assertion failed");
}
/** Check that <i>exp</i> is false, otherwise an AssertionException is thrown. */
public final static void isFalse(boolean exp)
{ if(exp) onError("Assertion failed");
}
/** Check that <i>exp</i> is true, otherwise an AssertionException is thrown. */
public final static void isTrue(boolean exp, String msg)
{ if(!exp) onError("Assertion failed: "+msg);
}
/** Check that <i>exp</i> is false, otherwise an AssertionException is thrown. */
public final static void isFalse(boolean exp, String msg)
{ if(exp) onError("Assertion failed: "+msg);
}
private static void onError(String msg)
{ throw new AssertException(msg);
}
}