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#ifndef __DOM_THREAD_H__
#define __DOM_THREAD_H__
/**
* Phoebe DOM Implementation.
*
* This is a C++ approximation of the W3C DOM model, which follows
* fairly closely the specifications in the various .idl files, copies of
* which are provided for reference. Most important is this one:
*
* http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/idl-definitions.html
*
* Authors:
* Bob Jamison
*
* Copyright (C) 2006 Bob Jamison
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* Thread wrapper. This provides a platform-independent thread
* class for IO and testing.
*
*/
namespace org
{
namespace w3c
{
namespace dom
{
namespace util
{
/**
* This is the interface for a delegate class which can
* be run by a Thread.
* Thread thread(runnable);
* thread.start();
*/
class Runnable
{
public:
Runnable()
{}
virtual ~Runnable()
{}
/**
* The method of a delegate class which can
* be run by a Thread. Thread is completed when this
* method is done.
*/
virtual void run() = 0;
};
/**
* A simple wrapper of native threads in a portable class.
* It can be used either to execute its own run() method, or
* delegate to a Runnable class's run() method.
*/
class Thread
{
public:
/**
* Create a thread which will execute its own run() method.
*/
Thread()
{ runnable = (Runnable *)0 ; started = false; }
/**
* Create a thread which will run a Runnable class's run() method.
*/
Thread(const Runnable &runner)
{ runnable = (Runnable *)&runner; started = false; }
/**
* This does not kill a spawned thread.
*/
virtual ~Thread()
{}
/**
* Static method to pause the current thread for a given
* number of milliseconds.
*/
static void sleep(unsigned long millis);
/**
* This method will be executed if the Thread was created with
* no delegated Runnable class. The thread is completed when
* the method is done.
*/
virtual void run()
{}
/**
* Starts the thread.
*/
virtual void start();
/**
* Calls either this class's run() method, or that of a Runnable.
* A user would normally not call this directly.
*/
virtual void execute()
{
started = true;
if (runnable)
runnable->run();
else
run();
}
private:
Runnable *runnable;
bool started;
};
} //namespace util
} //namespace dom
} //namespace w3c
} //namespace org
#endif /* __DOM_THREAD_H__ */
//#########################################################################
//# E N D O F F I L E
//#########################################################################
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