[89] | 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_HELPERS_OBJECT_H
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| 19 | #define _LOG4CXX_HELPERS_OBJECT_H
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| 20 |
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| 21 | #include <log4cxx/logstring.h>
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| 22 | #include <log4cxx/helpers/class.h>
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| 23 | #include <log4cxx/helpers/objectptr.h>
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| 24 | #include <log4cxx/helpers/classregistration.h>
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| 25 |
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| 26 |
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| 27 | #define DECLARE_ABSTRACT_LOG4CXX_OBJECT(object)\
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| 28 | public:\
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| 29 | class Clazz##object : public helpers::Class\
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| 30 | {\
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| 31 | public:\
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| 32 | Clazz##object() : helpers::Class() {}\
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| 33 | virtual ~Clazz##object() {}\
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| 34 | virtual log4cxx::LogString getName() const { return LOG4CXX_STR(#object); } \
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| 35 | };\
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| 36 | virtual const helpers::Class& getClass() const;\
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| 37 | static const helpers::Class& getStaticClass(); \
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| 38 | static const log4cxx::helpers::ClassRegistration& registerClass();
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| 39 |
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| 40 | #define DECLARE_LOG4CXX_OBJECT(object)\
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| 41 | public:\
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| 42 | class Clazz##object : public helpers::Class\
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| 43 | {\
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| 44 | public:\
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| 45 | Clazz##object() : helpers::Class() {}\
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| 46 | virtual ~Clazz##object() {}\
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| 47 | virtual log4cxx::LogString getName() const { return LOG4CXX_STR(#object); } \
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| 48 | virtual helpers::ObjectPtr newInstance() const\
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| 49 | {\
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| 50 | return new object();\
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| 51 | }\
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| 52 | };\
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| 53 | virtual const helpers::Class& getClass() const;\
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| 54 | static const helpers::Class& getStaticClass(); \
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| 55 | static const log4cxx::helpers::ClassRegistration& registerClass();
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| 56 |
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| 57 | #define DECLARE_LOG4CXX_OBJECT_WITH_CUSTOM_CLASS(object, class)\
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| 58 | public:\
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| 59 | virtual const helpers::Class& getClass() const;\
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| 60 | static const helpers::Class& getStaticClass();\
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| 61 | static const log4cxx::helpers::ClassRegistration& registerClass();
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| 62 |
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| 63 | #define IMPLEMENT_LOG4CXX_OBJECT(object)\
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| 64 | const log4cxx::helpers::Class& object::getClass() const { return getStaticClass(); }\
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| 65 | const log4cxx::helpers::Class& object::getStaticClass() { \
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| 66 | static Clazz##object theClass; \
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| 67 | return theClass; \
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| 68 | } \
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| 69 | const log4cxx::helpers::ClassRegistration& object::registerClass() { \
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| 70 | static log4cxx::helpers::ClassRegistration classReg(object::getStaticClass); \
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| 71 | return classReg; \
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| 72 | }\
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| 73 | namespace log4cxx { namespace classes { \
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| 74 | const log4cxx::helpers::ClassRegistration& object##Registration = object::registerClass(); \
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| 75 | } }
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| 76 |
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| 77 |
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| 78 | #define IMPLEMENT_LOG4CXX_OBJECT_WITH_CUSTOM_CLASS(object, class)\
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| 79 | const log4cxx::helpers::Class& object::getClass() const { return getStaticClass(); }\
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| 80 | const log4cxx::helpers::Class& object::getStaticClass() { \
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| 81 | static class theClass; \
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| 82 | return theClass; \
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| 83 | } \
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| 84 | const log4cxx::helpers::ClassRegistration& object::registerClass() { \
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| 85 | static log4cxx::helpers::ClassRegistration classReg(object::getStaticClass); \
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| 86 | return classReg; \
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| 87 | }\
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| 88 | namespace log4cxx { namespace classes { \
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| 89 | const log4cxx::helpers::ClassRegistration& object##Registration = object::registerClass(); \
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| 90 | } }
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| 91 |
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| 92 | namespace log4cxx
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| 93 | {
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| 94 | class AppenderSkeleton;
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| 95 | class Logger;
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| 96 |
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| 97 | namespace helpers
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| 98 | {
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| 99 | class Pool;
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| 100 |
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| 101 | /** base class for java-like objects.*/
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| 102 | class LOG4CXX_EXPORT Object
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| 103 | {
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| 104 | public:
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| 105 | DECLARE_ABSTRACT_LOG4CXX_OBJECT(Object)
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| 106 | virtual ~Object() {}
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| 107 | virtual void addRef() const = 0;
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| 108 | virtual void releaseRef() const = 0;
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| 109 | virtual bool instanceof(const Class& clazz) const = 0;
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| 110 | virtual const void * cast(const Class& clazz) const = 0;
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| 111 | };
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| 112 | LOG4CXX_PTR_DEF(Object);
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| 113 | }
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| 114 | }
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| 115 |
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| 116 | #define BEGIN_LOG4CXX_CAST_MAP()\
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| 117 | const void * cast(const helpers::Class& clazz) const\
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| 118 | {\
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| 119 | const void * object = 0;\
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| 120 | if (&clazz == &helpers::Object::getStaticClass()) return (const helpers::Object *)this;
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| 121 |
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| 122 | #define END_LOG4CXX_CAST_MAP()\
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| 123 | return object;\
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| 124 | }\
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| 125 | bool instanceof(const helpers::Class& clazz) const\
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| 126 | { return cast(clazz) != 0; }
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| 127 |
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| 128 | #define LOG4CXX_CAST_ENTRY(Interface)\
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| 129 | if (&clazz == &Interface::getStaticClass()) return (const Interface *)this;
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| 130 |
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| 131 | #define LOG4CXX_CAST_ENTRY2(Interface, interface2)\
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| 132 | if (&clazz == &Interface::getStaticClass()) return (Interface *)(interface2 *)this;
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| 133 |
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| 134 | #define LOG4CXX_CAST_ENTRY_CHAIN(Interface)\
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| 135 | object = Interface::cast(clazz);\
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| 136 | if (object != 0) return object;
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| 137 |
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| 138 | #endif //_LOG4CXX_HELPERS_OBJECT_H
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