ReturnNullAsFalse


1   /*
2    * Copyright (c) 1998-2005 Caucho Technology -- all rights reserved
3    *
4    * This file is part of Resin(R) Open Source
5    *
6    * Each copy or derived work must preserve the copyright notice and this
7    * notice unmodified.
8    *
9    * Resin Open Source is free software; you can redistribute it and/or modify
10   * it under the terms of the GNU General Public License as published by
11   * the Free Software Foundation; either version 2 of the License, or
12   * (at your option) any later version.
13   *
14   * Resin Open Source is distributed in the hope that it will be useful,
15   * but WITHOUT ANY WARRANTY; without even the implied warranty of
16   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17   * of NON-INFRINGEMENT.  See the GNU General Public License for more
18   * details.
19   *
20   * You should have received a copy of the GNU General Public License
21   * along with Resin Open Source; if not, write to the
22   *   Free SoftwareFoundation, Inc.
23   *   59 Temple Place, Suite 330
24   *   Boston, MA 02111-1307  USA
25   *
26   * @author Sam
27   */
28  
29  
30  package com.caucho.quercus.annotation;
31  
32  import java.lang.annotation.ElementType  ;
33  import java.lang.annotation.Retention  ;
34  import java.lang.annotation.RetentionPolicy  ;
35  import java.lang.annotation.Target  ;
36  
37  /**
38   * Mark a method such that if execution of the method returns null,
39   * the value returned to the Quercus caller is instead
40   * {@link com.caucho.quercus.env.BooleanValue.FALSE}.
41   *
42   * Note that the return value is not modified if
43   * the method returns {@link com.caucho.quercus.env.NullValue.NULL}.
44   */
45  @Target  ({ElementType.METHOD})
46  @Retention  (RetentionPolicy.RUNTIME)
47  public @interface ReturnNullAsFalse {
48  }
49

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