Oracle Coherence for C++ API
Release 3.6.0.0
E15728-01

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# coherence/util/filter/ContainsAllFilter.hpp

    00001 /*
    00002 * ContainsAllFilter.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_CONTAINS_ALL_FILTER_HPP
    00017 #define COH_CONTAINS_ALL_FILTER_HPP
    00018
    00019 #include "coherence/lang.ns"
    00020
    00021 #include "coherence/util/Set.hpp"
    00022 #include "coherence/util/ValueExtractor.hpp"
    00023 #include "coherence/util/filter/ComparisonFilter.hpp"
    00024 #include "coherence/util/filter/IndexAwareFilter.hpp"
    00025
    00026 COH_OPEN_NAMESPACE3(coherence,util,filter)
    00027
    00028
    00029 /**
    00030 * Filter which tests a Collection or ObjectArray value returned from
    00031 * a method invocation for containment of all values in a Set.
    00032 *
    00033 * More formally, if the specified extractor returns a Collection,
    00034 * #evaluate is functionally equivalent to the following
    00035 * code:
    00036 * <pre>
    00037 * return ((Collection) extract(o))->containsAll((Collection) getValue());
    00038 * </pre>
    00039 * If the specified method returns an ObjectArray, #evaluate is functionally
    00040 * equivalent to the following code:
    00041 * <pre>
    00042 * return Collections->asList((ObjectArray::View) extract(o))->containsAll(
    00043 *        (Collection) getValue());
    00044 * </pre>
    00045 * @author djl  2008.04.07
    00046 */
    00047 class COH_EXPORT ContainsAllFilter
    00048     : public class_spec<ContainsAllFilter,
    00049         extends<ComparisonFilter>,
    00050         implements<IndexAwareFilter> >
    00051     {
    00052     friend class factory<ContainsAllFilter>;
    00053
    00054     // ----- constructors ---------------------------------------------------
    00055
    00056     protected:
    00057         /**
    00058         * Default constructor (necessary for the PortableObject interface).
    00059         */
    00060         ContainsAllFilter();
    00061
    00062         /**
    00063         * Construct an ContainsAllFilter for testing containment of the given
    00064         * Set of values.
    00065         *
    00066         * @param vExtractor  the ValueExtractor used by this filter
    00067         * @param vSetValues  the Set of values that a Collection or Object array
    00068         *                    is tested to contain
    00069         */
    00070         ContainsAllFilter(ValueExtractor::View vExtractor,
    00071                 Set::View vSetValues);
    00072
    00073
    00074     // ----- ContainsAllFilter interface ------------------------------------
    00075
    00076     protected:
    00077         /**
    00078         * Evaluate the specified extracted value.
    00079         *
    00080         * @param vExtracted an extracted value to evaluate
    00081         */
    00082         virtual bool evaluateExtracted(Object::View vExtracted) const;
    00083
    00084
    00085     // ----- IndexAwareFilter interface -------------------------------------
    00086
    00087     public:
    00088         /**
    00089         * {@inheritDoc}
    00090         */
    00091         virtual size32_t calculateEffectiveness(Map::View vMapIndexes,
    00092                 Set::View vSetKeys) const;
    00093
    00094         /**
    00095         * {@inheritDoc}
    00096         */
    00097         virtual Filter::View applyIndex(Map::View vMapIndexes,
    00098                 Set::Handle hSetKeys) const;
    00099    };
    00100
    00101 COH_CLOSE_NAMESPACE3
    00102
    00103 #endif // COH_CONTAINS_ALL_FILTER_HPP

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