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authorMike Buland <eichlan@xagasoft.com>2008-02-26 06:53:45 +0000
committerMike Buland <eichlan@xagasoft.com>2008-02-26 06:53:45 +0000
commitee8174b0dd72204a38a3818686623edd87d5e10e (patch)
treedeb4ca4e992cf5f41b0f506d092ba86bb80157b2
parent3cea09281c9f809fc78de6f2e79f4117976f74e4 (diff)
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Thought this may be handy. It should have more functions and things later, but
it's basically an uber-simple counter class that's thread-safe!
-rw-r--r--src/itocounter.cpp1
-rw-r--r--src/itocounter.h50
2 files changed, 51 insertions, 0 deletions
diff --git a/src/itocounter.cpp b/src/itocounter.cpp
new file mode 100644
index 0000000..35298a9
--- /dev/null
+++ b/src/itocounter.cpp
@@ -0,0 +1 @@
#include "bu/itocounter.h"
diff --git a/src/itocounter.h b/src/itocounter.h
new file mode 100644
index 0000000..58abe07
--- /dev/null
+++ b/src/itocounter.h
@@ -0,0 +1,50 @@
1/*
2 * Copyright (C) 2007-2008 Xagasoft, All rights reserved.
3 *
4 * This file is part of the libbu++ library and is released under the
5 * terms of the license contained in the file LICENSE.
6 */
7
8#ifndef BU_ITO_COUNTER_H
9#define BU_ITO_COUNTER_H
10
11#include "itomutex.h"
12
13namespace Bu
14{
15 /**
16 * A simple thread-safe counter class. This is handy for assigning unique
17 * IDs to objects that are being created in different threads.
18 *@author Mike Buland
19 *@ingroup Threading Containers
20 */
21 template <class T>
22 class ItoCounter
23 {
24 public:
25 ItoCounter() :
26 tCounter( 0 )
27 {
28 }
29
30 virtual ~ItoCounter()
31 {
32 }
33
34 T next()
35 {
36 mOperate.lock();
37 T tRet = tCounter;
38 tCounter++;
39 mOperate.unlock();
40
41 return tRet;
42 }
43
44 private:
45 T tCounter; /**< The counter itself. */
46 ItoMutex mOperate; /**< The master mutex, used on all operations. */
47 };
48}
49
50#endif