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00016 #ifndef COH_CONDITIONAL_EXTRACTOR_HPP
00017 #define COH_CONDITIONAL_EXTRACTOR_HPP
00018
00019 #include "coherence/lang.ns"
00020
00021 #include "coherence/io/pof/PofReader.hpp"
00022 #include "coherence/io/pof/PofWriter.hpp"
00023 #include "coherence/util/Comparator.hpp"
00024 #include "coherence/util/Filter.hpp"
00025 #include "coherence/util/Map.hpp"
00026 #include "coherence/util/MapIndex.hpp"
00027 #include "coherence/util/ValueExtractor.hpp"
00028 #include "coherence/util/extractor/AbstractExtractor.hpp"
00029 #include "coherence/util/extractor/IndexAwareExtractor.hpp"
00030
00031 COH_OPEN_NAMESPACE3(coherence,util,extractor)
00032
00033 using coherence::io::pof::PofReader;
00034 using coherence::io::pof::PofWriter;
00035 using coherence::util::Comparator;
00036 using coherence::util::Filter;
00037 using coherence::util::MapIndex;
00038 using coherence::util::ValueExtractor;
00039
00040
00041
00042
00043
00044
00045
00046
00047
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00052
00053 class COH_EXPORT ConditionalExtractor
00054 : public class_spec<ConditionalExtractor,
00055 extends<AbstractExtractor>,
00056 implements<IndexAwareExtractor, PortableObject> >
00057 {
00058 friend class factory<ConditionalExtractor>;
00059
00060
00061
00062 protected:
00063
00064
00065
00066 ConditionalExtractor();
00067
00068
00069
00070
00071
00072
00073
00074
00075
00076
00077
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00080
00081 ConditionalExtractor(Filter::View vFilter,
00082 ValueExtractor::View vExtractor,
00083 bool fForwardIndex);
00084
00085
00086
00087
00088 public:
00089
00090
00091
00092 virtual MapIndex::Handle createIndex(bool fOrdered, Comparator::View vComparator,
00093 Map::Handle hMapIndex) const;
00094
00095
00096
00097
00098 virtual MapIndex::Handle destroyIndex(Map::Handle hMapIndex) const;
00099
00100
00101
00102
00103 public:
00104
00105
00106
00107
00108
00109 virtual Object::Holder extract(Object::Holder ohTarget) const;
00110
00111
00112
00113
00114 public:
00115
00116
00117
00118 virtual void readExternal(PofReader::Handle hIn);
00119
00120
00121
00122
00123 virtual void writeExternal(PofWriter::Handle hOut) const;
00124
00125
00126
00127
00128 public:
00129
00130
00131
00132 virtual void toStream(std::ostream& out) const;
00133
00134
00135
00136
00137 virtual bool equals(Object::View v) const;
00138
00139
00140
00141
00142 virtual size32_t hashCode() const;
00143
00144
00145
00146
00147 protected:
00148
00149
00150
00151 FinalView<Filter> f_vFilter;
00152
00153
00154
00155
00156 FinalView<ValueExtractor> f_vExtractor;
00157
00158
00159
00160
00161
00162 bool m_fForwardIndex;
00163 };
00164
00165 COH_CLOSE_NAMESPACE3
00166
00167 #endif // COH_CONDITIONAL_EXTRACTOR_HPP