litesoft
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// This Source Code is in the Public Domain per: http://litesoft.org/License.txt package org.litesoft.core.util; /** * @author George Smith * @version 1.0 02/02/02 Initial Version */ public class IllegalArgument { public static void ifNotNull( String pReferenceLabel, Object pReference ) { if ( pReference != null ) { throw ofNotNull( pReferenceLabel ); } } public static void ifNull( String pReferenceLabel, Object pReference ) { if ( pReference == null ) { throw ofNull( pReferenceLabel ); } } public static IllegalArgumentException ofNotNull( String pReferenceLabel ) { return exception( pReferenceLabel, "MUST be 'null'" ); } public static IllegalArgumentException ofNull( String pReferenceLabel ) { return exception( pReferenceLabel, "may NOT be 'null'" ); } public static IllegalArgumentException exception( String pReferenceLabel, String pWhy ) { return new IllegalArgumentException( pReferenceLabel + " " + pWhy ); } } |