1 | /*
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2 | * Licensed to the Apache Software Foundation (ASF) under one or more
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3 | * contributor license agreements. See the NOTICE file distributed with
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4 | * this work for additional information regarding copyright ownership.
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5 | * The ASF licenses this file to You under the Apache License, Version 2.0
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6 | * (the "License"); you may not use this file except in compliance with
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7 | * the License. You may obtain a copy of the License at
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8 | *
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9 | * http://www.apache.org/licenses/LICENSE-2.0
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10 | *
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11 | * Unless required by applicable law or agreed to in writing, software
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12 | * distributed under the License is distributed on an "AS IS" BASIS,
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13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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14 | * See the License for the specific language governing permissions and
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15 | * limitations under the License.
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16 | */
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17 |
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18 |
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19 | #ifndef _LOG4CXX_FILTER_PROPERTYFILTER_H
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20 | #define _LOG4CXX_FILTER_PROPERTYFILTER_H
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21 |
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22 | #if defined(_MSC_VER)
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23 | #pragma warning (push)
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24 | #pragma warning ( disable: 4231 4251 4275 4786 )
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25 | #endif
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26 |
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27 |
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28 | #include <log4cxx/spi/filter.h>
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29 | #include <map>
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30 |
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31 | namespace log4cxx
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32 | {
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33 | namespace filter
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34 | {
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35 |
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36 | /**
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37 | * NOTE: This filter modifies logging events by adding properties to the event.
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38 | *
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39 | * The 'properties' param is converted to event properties, which are
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40 | * set on every event processed by the filter.
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41 | *
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42 | * Individual properties are only set if they do not already exist on the
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43 | * logging event (will not override existing properties).
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44 | *
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45 | * This class relies on the convention that property name/value pairs are
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46 | * equals-symbol delimited, and each name/value pair is comma-delimited
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47 | *
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48 | * Example properties param:
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49 | * somename=somevalue,anothername=anothervalue,thirdname=third value
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50 | *
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51 | *
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52 | */
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53 | class LOG4CXX_EXPORT PropertyFilter : public log4cxx::spi::Filter
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54 | {
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55 | typedef std::map < LogString, LogString > PropertyMap;
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56 | PropertyMap* properties;
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57 | PropertyFilter(const PropertyFilter &);
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58 | PropertyFilter & operator=(const PropertyFilter &);
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59 |
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60 | public:
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61 | DECLARE_LOG4CXX_OBJECT(PropertyFilter)
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62 | BEGIN_LOG4CXX_CAST_MAP()
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63 | LOG4CXX_CAST_ENTRY(log4cxx::spi::Filter)
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64 | END_LOG4CXX_CAST_MAP()
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65 |
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66 | PropertyFilter();
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67 | ~PropertyFilter();
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68 | void setProperties(const LogString & props);
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69 |
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70 | FilterDecision decide(const spi::LoggingEventPtr & event) const;
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71 |
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72 | };
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73 |
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74 | }
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75 | }
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76 |
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77 | #if defined(_MSC_VER)
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78 | #pragma warning (pop)
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79 | #endif
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80 |
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81 | #endif
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