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1   /*******************************************************************************
2    * Portions created by Sebastian Thomschke are copyright (c) 2005-2011 Sebastian
3    * Thomschke.
4    * 
5    * All Rights Reserved. This program and the accompanying materials
6    * are made available under the terms of the Eclipse Public License v1.0
7    * which accompanies this distribution, and is available at
8    * http://www.eclipse.org/legal/epl-v10.html
9    * 
10   * Contributors:
11   *     Sebastian Thomschke - initial implementation.
12   *******************************************************************************/
13  package net.sf.oval.constraint;
14  
15  import net.sf.oval.ConstraintTarget;
16  import net.sf.oval.Validator;
17  import net.sf.oval.configuration.annotation.AbstractAnnotationCheck;
18  import net.sf.oval.context.OValContext;
19  
20  /**
21   * @author Sebastian Thomschke
22   */
23  public class AssertFalseCheck extends AbstractAnnotationCheck<AssertFalse>
24  {
25  	private static final long serialVersionUID = 1L;
26  
27  	/**
28  	 * {@inheritDoc}
29  	 */
30  	@Override
31  	protected ConstraintTarget[] getAppliesToDefault()
32  	{
33  		return new ConstraintTarget[]{ConstraintTarget.VALUES};
34  	}
35  
36  	/**
37  	 * {@inheritDoc}
38  	 */
39  	public boolean isSatisfied(final Object validatedObject, final Object valueToValidate, final OValContext context,
40  			final Validator validator)
41  	{
42  		if (valueToValidate == null) return true;
43  
44  		if (valueToValidate instanceof Boolean) return !((Boolean) valueToValidate);
45  
46  		return !Boolean.parseBoolean(valueToValidate.toString());
47  	}
48  }