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authorNeo2003 <none@none>2008-10-02 16:23:55 -0500
committerNeo2003 <none@none>2008-10-02 16:23:55 -0500
commit9b1c0e006f20091f28f3f468cfcab1feb51286bd (patch)
treeb5d1ba94a656e6679f8737f9ea6bed1239b73b14 /dep/include/zthread/ReadWriteLock.h
[svn] * Proper SVN structureinit
--HG-- branch : trunk
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+/*
+ * Copyright (c) 2005, Eric Crahen
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is furnished
+ * to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifndef __ZTREADWRITELOCK_H__
+#define __ZTREADWRITELOCK_H__
+
+#include "zthread/Lockable.h"
+#include "zthread/NonCopyable.h"
+
+namespace ZThread {
+
+ /**
+ * @class ReadWriteLock
+ *
+ * @author Eric Crahen <http://www.code-foo.com>
+ * @date <2003-07-16T10:17:31-0400>
+ * @version 2.2.7
+ *
+ * A ReadWriteLock provides a set of coordinated Lockable objects that can be used to
+ * guard an object; One for read-only access, and another for read-write access.
+ *
+ * @see BiasedReadWriteLock
+ * @see FairReadWriteLock
+ */
+ class ReadWriteLock : public NonCopyable {
+ public:
+
+ /**
+ * Create a ReadWriteLock
+ *
+ * @exception Initialization_Exception thrown if resources could not be
+ * allocated for this object.
+ */
+ ReadWriteLock() {}
+
+ //! Destroy this ReadWriteLock
+ virtual ~ReadWriteLock() {}
+
+ /**
+ * Get a reference to the read-only Lockable.
+ *
+ * @return <em>Lockable&</em> reference to a Lockable that provides read-only
+ * access.
+ */
+ virtual Lockable& getReadLock() = 0;
+
+ /**
+ * Get a reference to the read-write Lockable.
+ *
+ * @return <em>Lockable&</em> reference to a Lockable that provides read-write
+ * access.
+ */
+ virtual Lockable& getWriteLock() = 0;
+
+
+ }; /* ReadWriteLock */
+
+
+}; // __ZTREADWRITELOCK_H__
+
+#endif