source: source/ariba/utility/system/SystemEvent.h@ 5402

Last change on this file since 5402 was 3690, checked in by mies, 16 years ago

Merged 20090512-mies-connectors changes r3472:r3689 into trunk.

File size: 4.4 KB
Line 
1// [License]
2// The Ariba-Underlay Copyright
3//
4// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)
5//
6// Institute of Telematics
7// UniversitÀt Karlsruhe (TH)
8// Zirkel 2, 76128 Karlsruhe
9// Germany
10//
11// Redistribution and use in source and binary forms, with or without
12// modification, are permitted provided that the following conditions are
13// met:
14//
15// 1. Redistributions of source code must retain the above copyright
16// notice, this list of conditions and the following disclaimer.
17// 2. Redistributions in binary form must reproduce the above copyright
18// notice, this list of conditions and the following disclaimer in the
19// documentation and/or other materials provided with the distribution.
20//
21// THIS SOFTWARE IS PROVIDED BY THE INSTITUTE OF TELEMATICS ``AS IS'' AND
22// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ARIBA PROJECT OR
25// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
28// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
29// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
30// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
31// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32//
33// The views and conclusions contained in the software and documentation
34// are those of the authors and should not be interpreted as representing
35// official policies, either expressed or implied, of the Institute of
36// Telematics.
37// [License]
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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