Oracle Coherence for C++ API
Release 3.6.1.0
E18813-01

- Main Page
- Namespaces
- Classes
- Files

# coherence/util/filter/IsNotNullFilter.hpp

    00001 /*
    00002 * IsNotNullFilter.hpp
    00003 *
    00004 * Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
    00005 *
    00006 * Oracle is a registered trademarks of Oracle Corporation and/or its
    00007 * affiliates.
    00008 *
    00009 * This software is the confidential and proprietary information of Oracle
    00010 * Corporation. You shall not disclose such confidential and proprietary
    00011 * information and shall use it only in accordance with the terms of the
    00012 * license agreement you entered into with Oracle.
    00013 *
    00014 * This notice may not be removed or altered.
    00015 */
    00016 #ifndef COH_IS_NOT_NULL_FILTER_HPP
    00017 #define COH_IS_NOT_NULL_FILTER_HPP
    00018
    00019 #include "coherence/lang.ns"
    00020
    00021 #include "coherence/util/filter/NotEqualsFilter.hpp"
    00022
    00023 COH_OPEN_NAMESPACE3(coherence,util,filter)
    00024
    00025
    00026 /**
    00027 * Filter which tests the result of a method invocation for inequality to null.
    00028 *
    00029 * @author djl  2008.04.07
    00030 */
    00031 class COH_EXPORT IsNotNullFilter
    00032     : public class_spec<IsNotNullFilter,
    00033         extends<NotEqualsFilter> >
    00034     {
    00035     friend class factory<IsNotNullFilter>;
    00036
    00037     // ----- constructors ---------------------------------------------------
    00038
    00039     protected:
    00040         /**
    00041         * Default constructor (necessary for the PortableObject interface).
    00042         */
    00043         IsNotNullFilter();
    00044
    00045         /**
    00046         * Construct a IsNotNullFilter for testing inequality to null.
    00047         *
    00048         * @param vValueExtractor the ValueExtractor to use by this filter
    00049         */
    00050         IsNotNullFilter(ValueExtractor::View vValueExtractor);
    00051    };
    00052
    00053 COH_CLOSE_NAMESPACE3
    00054
    00055 #endif // COH_IS_NOT_NULL_FILTER_HPP

Copyright © 2000, 2010, Oracle and/or its affiliates. All rights reserved.