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 | #ifndef _LOG4CXX_SPI_HIERARCHY_EVENT_LISTENER_H
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19 | #define _LOG4CXX_SPI_HIERARCHY_EVENT_LISTENER_H
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20 |
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21 | #if defined(_MSC_VER)
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22 | #pragma warning ( push )
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23 | #pragma warning ( disable: 4231 4251 4275 4786 )
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24 | #endif
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25 |
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26 |
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27 | #include <log4cxx/helpers/object.h>
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28 | #include <log4cxx/helpers/objectptr.h>
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29 | #include <vector>
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30 |
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31 | namespace log4cxx
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32 | {
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33 | class Logger;
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34 | class Appender;
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35 |
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36 |
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37 | namespace spi
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38 | {
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39 |
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40 | /** Listen to events occuring within a Hierarchy.*/
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41 | class LOG4CXX_EXPORT HierarchyEventListener :
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42 | public virtual log4cxx::helpers::Object
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43 | {
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44 | public:
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45 | virtual ~HierarchyEventListener() {}
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46 |
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47 | virtual void addAppenderEvent(
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48 | const log4cxx::helpers::ObjectPtrT<Logger>& logger,
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49 | const log4cxx::helpers::ObjectPtrT<Appender>& appender) = 0;
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50 |
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51 | virtual void removeAppenderEvent(
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52 | const log4cxx::helpers::ObjectPtrT<Logger>& logger,
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53 | const log4cxx::helpers::ObjectPtrT<Appender>& appender) = 0;
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54 | };
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55 | LOG4CXX_PTR_DEF(HierarchyEventListener);
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56 | LOG4CXX_LIST_DEF(HierarchyEventListenerList, HierarchyEventListenerPtr);
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57 |
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58 | } // namespace spi
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59 | } // namespace log4cxx
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60 |
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61 | #if defined(_MSC_VER)
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62 | #pragma warning ( pop )
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63 | #endif
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64 |
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65 | #endif //_LOG4CXX_SPI_HIERARCHY_EVENT_LISTENER_H
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