An Overlay-based
Virtual Network Substrate
SpoVNet

source: source/ariba/utility/system/SystemEvent.h @ 2852

Last change on this file since 2852 was 2852, checked in by Christoph Mayer, 14 years ago

-fixes for Maemo Nokia Cross Compiling

File size: 4.4 KB
Line 
1// [Licence]
2// The Ariba-Underlay Copyright
3//
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7// UniversitÀt Karlsruhe (TH)
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36// Telematics.
37// [Licence]
38
39#ifndef SYSTEMEVENT_H_
40#define SYSTEMEVENT_H_
41
42#include <boost/date_time.hpp>
43#include <iostream>
44#include "SystemEventType.h"
45
46using boost::posix_time::ptime;
47
48namespace ariba {
49namespace utility {
50
51class SystemQueue;
52class SystemEventListener;
53
54class SystemEvent {
55        friend class SystemQueue;
56private:
57        SystemEventListener* listener; //< handler of the event
58        SystemEventType type; //< type of the event
59        const void* data; //< data attached to the event
60
61public: 
62        // TODO: these should be private, but the gcc 3.4 in scratchbox for cross-compiling
63        // for Maemo (Nokia N810) gets confused when the friend class SystemQueue has a
64        // private class that accesses these variables. Therefore they are public for now.
65        ptime scheduledTime; //< time the event was originally given to the queue
66        uint32_t delayTime; //< time the event is scheduled at, or 0 if it is to be fired immediately
67        uint32_t remainingDelay; //< remaining delay time for sleeping
68       
69public:
70        inline SystemEvent(
71                        SystemEventListener* mlistener,
72                        SystemEventType mtype = SystemEventType::DEFAULT,
73                        void* mdata = NULL)
74                        :       scheduledTime(boost::posix_time::not_a_date_time),
75                                delayTime(0),
76                                remainingDelay(0),
77                                listener(mlistener),
78                                type(mtype),
79                                data(mdata) {
80        }
81
82        template<typename T>
83        inline SystemEvent( SystemEventListener* mlistener,
84                        SystemEventType mtype = SystemEventType::DEFAULT,
85                        T* mdata = NULL)
86                                :       scheduledTime(boost::posix_time::not_a_date_time),
87                                        delayTime(0),
88                                        remainingDelay(0),
89                                        listener(mlistener),
90                                        type(mtype),
91                                        data((void*)mdata) {
92        }
93
94
95
96        inline SystemEvent(const SystemEvent& copy) {
97                this->scheduledTime = copy.scheduledTime;
98                this->delayTime = copy.delayTime;
99                this->remainingDelay = copy.remainingDelay;
100                this->listener = copy.listener;
101                this->type = copy.type;
102                this->data = copy.data;
103        }
104
105        inline void operator=(const SystemEvent& right) {
106                this->scheduledTime = right.scheduledTime;
107                this->delayTime = right.delayTime;
108                this->remainingDelay = right.remainingDelay;
109                this->listener = right.listener;
110                this->type = right.type;
111                this->data = right.data;
112        }
113
114        inline ~SystemEvent() {
115        }
116
117        template<typename T>
118        inline operator T() const {
119                return (T) (data);
120        }
121
122        inline SystemEventListener* getListener() const {
123                return listener;
124        }
125
126        template<typename T>
127        inline T* getData() const {
128                return (T*)*this;
129        }
130
131        inline const SystemEventType getType() const {
132                return type;
133        }
134
135        inline const ptime getScheduledTime() const {
136                return scheduledTime;
137        }
138
139        inline const uint32_t getRemainingDelay() const {
140                return remainingDelay;
141        }
142
143        inline bool operator<(const SystemEvent& right) const {
144                return remainingDelay < right.remainingDelay;
145        }
146
147};
148
149}} // spovnet, common
150
151#endif /* SYSTEMEVENT_H_ */
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