683474eff9
git-svn-id: svn://svn.code.sf.net/p/loki-lib/code/trunk@896 7ec92016-0320-0410-acc4-a06ded1c099a
681 lines
22 KiB
C++
681 lines
22 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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//
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// Part of LevelMutex test program for The Loki Library
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// Copyright (c) 2008 Richard Sposato
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// The copyright on this file is protected under the terms of the MIT license.
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//
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// Permission to use, copy, modify, distribute and sell this software for any
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// purpose is hereby granted without fee, provided that the above copyright
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// notice appear in all copies and that both that copyright notice and this
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// permission notice appear in supporting documentation.
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//
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// The author makes no representations about the suitability of this software
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// for any purpose. It is provided "as is" without express or implied warranty.
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//
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////////////////////////////////////////////////////////////////////////////////
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// $Id$
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// ----------------------------------------------------------------------------
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#include "LevelMutex.h"
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#include "MultiThreadTests.hpp"
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#include "Thing.hpp"
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#include <assert.h>
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#include <string.h>
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#include <iostream>
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// define nullptr even though new compilers will have this keyword just so we
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// have a consistent and easy way of identifying which uses of 0 mean null.
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#define nullptr 0
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using namespace ::std;
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using namespace ::Loki;
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typedef ::Loki::LevelMutex< ::Loki::SpinLevelMutex, 1,
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::Loki::JustReturnMutexError, ::Loki::NoMutexWait > SpinMutex;
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// ----------------------------------------------------------------------------
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void SingleThreadSimpleTest( void )
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{
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const unsigned int priorLevel = GetCurrentThreadsLevel();
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const unsigned int priorLockCount = CountLocksInCurrentThread();
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const unsigned int priorMutexCount = CountMutexesInCurrentThread();
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const unsigned int priorLevelMutexCount = CountMutexesAtCurrentLevel();
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if ( LevelMutexInfo::UnlockedLevel == priorLevel )
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{
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assert( priorLockCount == 0 );
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assert( priorMutexCount == 0 );
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assert( priorLevelMutexCount == 0 );
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}
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else
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{
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assert( priorLockCount != 0 );
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assert( priorMutexCount != 0 );
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assert( priorLevelMutexCount != 0 );
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assert( priorLevelMutexCount <= priorMutexCount );
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assert( priorMutexCount <= priorLockCount );
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}
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SpinMutex mutex1( 1 );
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SpinMutex mutex2( 2 );
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SpinMutex mutex1a( 1 );
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bool okay = ( mutex1.GetLevel() == 1 );
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assert( okay );
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okay = ( mutex2.GetLevel() == 2 );
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assert( okay );
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okay = ( !mutex1.IsLocked() );
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assert( okay );
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okay = ( !mutex2.IsLocked() );
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assert( okay );
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okay = ( mutex1.GetLockCount() == 0 );
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assert( okay );
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okay = ( mutex2.GetLockCount() == 0 );
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assert( okay );
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MutexErrors::Type result = mutex1.Unlock();
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assert( MutexErrors::WasntLocked == result );
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result = mutex2.Unlock();
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assert( MutexErrors::WasntLocked == result );
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okay = ( GetCurrentThreadsLevel() == priorLevel );
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assert( okay );
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okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
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assert( okay );
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// Check for attempt to lock mutex with level higher than current level.
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result = mutex1.Lock();
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assert( result == MutexErrors::Success );
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okay = ( GetCurrentThreadsLevel() == mutex1.GetLevel() );
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assert( okay );
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try
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{
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result = mutex2.Lock();
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}
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catch ( const MutexException & ex1 )
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{
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assert( MutexErrors::LevelTooHigh == ex1.GetReason() );
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}
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catch ( ... )
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{
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assert( false );
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}
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result = mutex2.Unlock();
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assert( result == MutexErrors::WasntLocked );
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okay = ( GetCurrentThreadsLevel() == mutex1.GetLevel() );
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assert( okay );
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try
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{
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// Now check for attempt to lock mutex at same level as current one.
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result = mutex1a.Lock();
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}
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catch ( const MutexException & ex2 )
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{
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assert( MutexErrors::LevelTooHigh == ex2.GetReason() );
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}
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catch ( ... )
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{
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assert( false );
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}
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result = mutex1.Unlock();
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assert( result == MutexErrors::Success );
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okay = ( GetCurrentThreadsLevel() == priorLevel );
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assert( okay );
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okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
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assert( okay );
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// Check for unlocking mutex that is not current lock.
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result = mutex2.Lock();
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assert( result == MutexErrors::Success );
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okay = ( GetCurrentThreadsLevel() == mutex2.GetLevel() );
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assert( okay );
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result = mutex1.Lock();
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assert( result == MutexErrors::Success );
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try
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{
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result = mutex2.Unlock();
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}
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catch ( const MutexException & ex1 )
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{
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assert( MutexErrors::LevelTooHigh == ex1.GetReason() );
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}
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catch ( ... )
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{
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assert( false );
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}
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okay = ( GetCurrentThreadsLevel() == mutex1.GetLevel() );
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assert( okay );
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result = mutex1.Unlock();
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assert( result == MutexErrors::Success );
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okay = ( GetCurrentThreadsLevel() == mutex2.GetLevel() );
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assert( okay );
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result = mutex1.Unlock();
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assert( result == MutexErrors::WasntLocked );
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result = mutex2.Unlock();
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assert( result == MutexErrors::Success );
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okay = ( GetCurrentThreadsLevel() == priorLevel );
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assert( okay );
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okay = ( CountLocksInCurrentThread() == priorLockCount );
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assert( okay );
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okay = ( CountMutexesInCurrentThread() == priorMutexCount );
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assert( okay );
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okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
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assert( okay );
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}
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// ----------------------------------------------------------------------------
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void SingleThreadReentrantTest( void )
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{
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const unsigned int priorLevel = GetCurrentThreadsLevel();
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const unsigned int priorLockCount = CountLocksInCurrentThread();
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const unsigned int priorMutexCount = CountMutexesInCurrentThread();
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const unsigned int priorLevelMutexCount = CountMutexesAtCurrentLevel();
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if ( LevelMutexInfo::UnlockedLevel == priorLevel )
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{
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assert( priorLockCount == 0 );
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assert( priorMutexCount == 0 );
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assert( priorLevelMutexCount == 0 );
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}
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else
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{
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assert( priorLockCount != 0 );
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assert( priorMutexCount != 0 );
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assert( priorLevelMutexCount != 0 );
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assert( priorLevelMutexCount <= priorMutexCount );
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assert( priorMutexCount <= priorLockCount );
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}
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SpinMutex mutex1( 1 );
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SpinMutex mutex2( 2 );
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bool okay = ( mutex2.GetLevel() != mutex1.GetLevel() );
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assert( okay );
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okay = ( mutex2.GetLockCount() == 0 );
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assert( okay );
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okay = ( mutex1.GetLockCount() == 0 );
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assert( okay );
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okay = ( GetCurrentThreadsLevel() == priorLevel );
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assert( okay );
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okay = ( CountLocksInCurrentThread() == priorLockCount );
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assert( okay );
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okay = ( CountMutexesInCurrentThread() == priorMutexCount );
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assert( okay );
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okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
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assert( okay );
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MutexErrors::Type result = mutex2.Lock();
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assert( result == MutexErrors::Success );
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okay = ( GetCurrentThreadsLevel() == mutex2.GetLevel() );
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assert( okay );
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okay = ( mutex2.GetLockCount() == 1 );
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assert( okay );
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result = mutex2.Lock();
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assert( MutexErrors::Success == result );
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okay = ( mutex2.GetLockCount() == 2 );
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assert( okay );
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result = mutex2.TryLock();
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assert( result == MutexErrors::Success );
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okay = ( mutex2.GetLockCount() == 3 );
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assert( okay );
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result = mutex2.Unlock();
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okay = ( mutex2.GetLockCount() == 2 );
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assert( okay );
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result = mutex1.Lock();
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assert( MutexErrors::Success == result );
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okay = ( GetCurrentThreadsLevel() == mutex1.GetLevel() );
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assert( okay );
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okay = ( mutex1.GetLockCount() == 1 );
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assert( okay );
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result = mutex1.Lock();
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assert( MutexErrors::Success == result );
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okay = ( CountLocksInCurrentThread() == priorLockCount + 4 );
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assert( okay );
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okay = ( CountMutexesInCurrentThread() == priorMutexCount + 2 );
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assert( okay );
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okay = ( mutex1.GetLockCount() == 2 );
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assert( okay );
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result = mutex1.Unlock();
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assert( MutexErrors::Success == result );
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okay = ( mutex1.GetLockCount() == 1 );
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assert( okay );
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result = mutex1.Unlock();
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assert( MutexErrors::Success == result );
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okay = ( mutex1.GetLockCount() == 0 );
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assert( okay );
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okay = ( mutex2.GetLockCount() == 2 );
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assert( okay );
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result = mutex2.Unlock();
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assert( MutexErrors::Success == result );
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okay = ( mutex2.GetLockCount() == 1 );
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assert( okay );
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result = mutex2.Unlock();
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assert( MutexErrors::Success == result );
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// Now check if current thread has no locks.
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okay = ( CountLocksInCurrentThread() == priorLockCount );
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assert( okay );
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okay = ( CountMutexesInCurrentThread() == priorMutexCount );
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assert( okay );
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okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
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assert( okay );
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okay = ( mutex2.GetLockCount() == 0 );
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assert( okay );
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okay = ( mutex1.GetLockCount() == 0 );
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assert( okay );
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okay = ( GetCurrentThreadsLevel() == priorLevel );
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assert( okay );
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okay = ( CountLocksInCurrentThread() == priorLockCount );
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assert( okay );
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okay = ( CountMutexesInCurrentThread() == priorMutexCount );
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assert( okay );
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okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
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assert( okay );
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}
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// ----------------------------------------------------------------------------
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void SingleThreadSimpleMultiLockTest( void )
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{
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const unsigned int priorLevel = GetCurrentThreadsLevel();
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const unsigned int priorLockCount = CountLocksInCurrentThread();
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const unsigned int priorMutexCount = CountMutexesInCurrentThread();
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const unsigned int priorLevelMutexCount = CountMutexesAtCurrentLevel();
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if ( LevelMutexInfo::UnlockedLevel == priorLevel )
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{
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assert( priorLockCount == 0 );
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assert( priorMutexCount == 0 );
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assert( priorLevelMutexCount == 0 );
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}
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else
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{
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assert( priorLockCount != 0 );
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assert( priorMutexCount != 0 );
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assert( priorLevelMutexCount != 0 );
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assert( priorLevelMutexCount <= priorMutexCount );
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assert( priorMutexCount <= priorLockCount );
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}
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SpinMutex mutex1( 1 );
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SpinMutex mutex2( 1 );
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bool okay = ( mutex2.GetLevel() == mutex1.GetLevel() );
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assert( okay );
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okay = ( GetCurrentThreadsLevel() == priorLevel );
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assert( okay );
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LevelMutexInfo::MutexContainer mutexes;
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mutexes.push_back( &mutex1 );
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mutexes.push_back( &mutex2 );
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MutexErrors::Type result = LevelMutexInfo::MultiLock( mutexes ); // locks: 1, 2
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assert( MutexErrors::Success == result );
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okay = ( GetCurrentThreadsLevel() == mutex1.GetLevel() );
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assert( okay );
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result = LevelMutexInfo::MultiUnlock( mutexes ); // locks: none
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assert( MutexErrors::Success == result );
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okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
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assert( okay );
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mutexes.clear();
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mutexes.push_back( &mutex1 );
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mutexes.push_back( &mutex2 );
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mutexes.push_back( &mutex1 );
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result = LevelMutexInfo::MultiLock( mutexes ); // locks: none
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assert( MutexErrors::DuplicateMutex == result );
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okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
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assert( okay );
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okay = ( GetCurrentThreadsLevel() == priorLevel );
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assert( okay );
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mutexes.clear();
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mutexes.push_back( &mutex1 );
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mutexes.push_back( nullptr );
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mutexes.push_back( &mutex2 );
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result = LevelMutexInfo::MultiLock( mutexes ); // locks: none
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assert( MutexErrors::NullMutexPointer == result );
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okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
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assert( okay );
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okay = ( GetCurrentThreadsLevel() == priorLevel );
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assert( okay );
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SpinMutex mutex3( 3 );
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mutexes.clear();
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mutexes.push_back( &mutex1 );
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mutexes.push_back( &mutex2 );
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mutexes.push_back( &mutex3 );
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result = LevelMutexInfo::MultiLock( mutexes ); // locks: none
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assert( MutexErrors::WrongLevel == result );
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okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
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assert( okay );
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okay = ( GetCurrentThreadsLevel() == priorLevel );
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assert( okay );
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result = mutex1.Lock(); // locks: 1
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assert( MutexErrors::Success == result );
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mutexes.clear();
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mutexes.push_back( &mutex1 );
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mutexes.push_back( &mutex2 );
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try
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{
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result = LevelMutexInfo::MultiLock( mutexes ); // locks: 1
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}
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catch ( const MutexException & ex1 )
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{
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assert( MutexErrors::LevelTooHigh == ex1.GetReason() );
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}
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catch ( ... )
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{
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assert( false );
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}
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result = mutex1.Unlock(); // locks: none
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assert( MutexErrors::Success == result );
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result = LevelMutexInfo::MultiLock( mutexes ); // locks: 1, 2
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assert( MutexErrors::Success == result );
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const bool m1IsFirst = ( &mutex1 > &mutex2 );
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LevelMutexInfo * first = ( m1IsFirst ) ? &mutex1 : &mutex2;
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LevelMutexInfo * second = ( m1IsFirst ) ? &mutex2 : &mutex1;
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result = first->Unlock(); // locks: 2
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assert( MutexErrors::Success == result );
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result = LevelMutexInfo::MultiUnlock( mutexes ); // locks: 2
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assert( MutexErrors::NotRecentLock == result );
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result = second->Unlock(); // locks: none
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assert( MutexErrors::Success == result );
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// Now combine some calls to TryLock with a call to MultiLock.
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mutexes.clear();
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mutexes.push_back( &mutex1 );
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mutexes.push_back( &mutex2 );
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result = LevelMutexInfo::MultiLock( mutexes ); // locks: 1, 2
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assert( MutexErrors::Success == result );
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result = mutex2.TryLock(); // locks: 1, 2+
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assert( MutexErrors::Success == result );
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okay = ( mutex2.GetLockCount() == 2 );
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assert( okay );
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result = mutex2.Unlock(); // locks: 1, 2
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assert( MutexErrors::Success == result );
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result = mutex1.TryLock(); // locks: 1+, 2
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assert( result == MutexErrors::Success );
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okay = ( mutex1.GetLockCount() == 2 );
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assert( okay );
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result = mutex2.TryLock(); // locks: 1+, 2+
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assert( result == MutexErrors::Success );
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okay = ( mutex2.GetLockCount() == 2 );
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assert( okay );
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result = mutex2.Unlock(); // locks: 1+, 2
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assert( MutexErrors::Success == result );
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result = mutex1.Unlock(); // locks: 1, 2
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assert( MutexErrors::Success == result );
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result = LevelMutexInfo::MultiUnlock( mutexes ); // locks: 1, 2
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assert( MutexErrors::Success == result );
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okay = ( GetCurrentThreadsLevel() == priorLevel );
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assert( okay );
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okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
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assert( okay );
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SpinMutex mutex4( 1 );
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result = mutex4.Lock();
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assert( MutexErrors::Success == result );
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mutexes.clear();
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mutexes.push_back( &mutex1 );
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mutexes.push_back( &mutex2 );
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try
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{
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result = LevelMutexInfo::MultiLock( mutexes );
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}
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catch ( const MutexException & ex1 )
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{
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assert( MutexErrors::LevelTooHigh == ex1.GetReason() );
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}
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catch ( ... )
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{
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assert( false );
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}
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mutexes.clear();
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mutexes.push_back( &mutex1 );
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mutexes.push_back( &mutex4 );
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result = LevelMutexInfo::MultiUnlock( mutexes );
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assert( MutexErrors::NotRecentLock == result );
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mutexes.clear();
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mutexes.push_back( &mutex1 );
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mutexes.push_back( &mutex2 );
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result = LevelMutexInfo::MultiUnlock( mutexes );
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assert( MutexErrors::NotRecentLock == result );
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result = mutex4.Unlock();
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assert( MutexErrors::Success == result );
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// Make sure current thread has released locks acquired in this function.
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okay = ( GetCurrentThreadsLevel() == priorLevel );
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assert( okay );
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okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
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assert( okay );
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// What if this tries to unlock multiple mutexes when nothing is locked?
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mutexes.clear();
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mutexes.push_back( &mutex1 );
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mutexes.push_back( &mutex2 );
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result = LevelMutexInfo::MultiUnlock( mutexes );
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assert( MutexErrors::NotRecentLock == result );
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okay = ( GetCurrentThreadsLevel() == priorLevel );
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assert( okay );
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okay = ( CountLocksInCurrentThread() == priorLockCount );
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assert( okay );
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okay = ( CountMutexesInCurrentThread() == priorMutexCount );
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assert( okay );
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okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
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assert( okay );
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}
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// ----------------------------------------------------------------------------
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void SingleThreadExceptionTest( void )
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{
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const unsigned int priorLevel = GetCurrentThreadsLevel();
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const unsigned int priorLockCount = CountLocksInCurrentThread();
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const unsigned int priorMutexCount = CountMutexesInCurrentThread();
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const unsigned int priorLevelMutexCount = CountMutexesAtCurrentLevel();
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if ( LevelMutexInfo::UnlockedLevel == priorLevel )
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{
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assert( priorLockCount == 0 );
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assert( priorMutexCount == 0 );
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assert( priorLevelMutexCount == 0 );
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}
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else
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{
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assert( priorLockCount != 0 );
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assert( priorMutexCount != 0 );
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assert( priorLevelMutexCount != 0 );
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|
assert( priorLevelMutexCount <= priorMutexCount );
|
|
assert( priorMutexCount <= priorLockCount );
|
|
}
|
|
|
|
ExceptionMutex mutex1a( 1 );
|
|
mutex1a.GetMutexPolicy().SetTossPolicy( ExceptionTossingMutex::Always );
|
|
ExceptionMutex mutex2a( 2 );
|
|
mutex2a.GetMutexPolicy().SetTossPolicy( ExceptionTossingMutex::Never );
|
|
MutexErrors::Type result = MutexErrors::Success;
|
|
|
|
try
|
|
{
|
|
mutex1a.Lock();
|
|
assert( false );
|
|
}
|
|
catch ( ... )
|
|
{
|
|
assert( true );
|
|
}
|
|
|
|
try
|
|
{
|
|
result = mutex2a.Lock();
|
|
assert( MutexErrors::Success == result );
|
|
mutex1a.GetMutexPolicy().SetTossPolicy( ExceptionTossingMutex::Never );
|
|
result = mutex1a.Lock();
|
|
assert( MutexErrors::Success == result );
|
|
result = mutex1a.Unlock();
|
|
assert( MutexErrors::Success == result );
|
|
result = mutex2a.Unlock();
|
|
assert( MutexErrors::Success == result );
|
|
}
|
|
catch ( ... )
|
|
{
|
|
assert( false );
|
|
}
|
|
|
|
ExceptionMutex mutex2b( 2 );
|
|
mutex2b.GetMutexPolicy().SetTossPolicy( ExceptionTossingMutex::Always );
|
|
ExceptionMutex mutex2c( 2 );
|
|
mutex2c.GetMutexPolicy().SetTossPolicy( ExceptionTossingMutex::Never );
|
|
ExceptionMutex mutex2d( 2 );
|
|
mutex2d.GetMutexPolicy().SetTossPolicy( ExceptionTossingMutex::Never );
|
|
LevelMutexInfo::MutexContainer mutexes;
|
|
try
|
|
{
|
|
mutexes.push_back( &mutex2a );
|
|
mutexes.push_back( &mutex2b );
|
|
mutexes.push_back( &mutex2c );
|
|
mutexes.push_back( &mutex2d );
|
|
result = LevelMutexInfo::MultiLock( mutexes );
|
|
assert( false );
|
|
}
|
|
catch ( ... )
|
|
{
|
|
assert( true );
|
|
}
|
|
|
|
bool okay = ( !mutex2a.IsLockedByCurrentThread() );
|
|
assert( okay );
|
|
okay = ( !mutex2b.IsLockedByCurrentThread() );
|
|
assert( okay );
|
|
okay = ( !mutex2c.IsLockedByCurrentThread() );
|
|
assert( okay );
|
|
okay = ( !mutex2d.IsLockedByCurrentThread() );
|
|
assert( okay );
|
|
|
|
mutex2b.GetMutexPolicy().SetTossPolicy( ExceptionTossingMutex::Never );
|
|
|
|
ExceptionMutex mutex3a( 3 );
|
|
mutex3a.GetMutexPolicy().SetTossPolicy( ExceptionTossingMutex::Never );
|
|
ExceptionMutex mutex3b( 3 );
|
|
mutex3b.GetMutexPolicy().SetTossPolicy( ExceptionTossingMutex::Never );
|
|
mutexes.clear();
|
|
try
|
|
{
|
|
mutexes.push_back( &mutex3a );
|
|
mutexes.push_back( &mutex3b );
|
|
result = LevelMutexInfo::MultiLock( mutexes ); // 3a, 3b
|
|
assert( true );
|
|
assert( MutexErrors::Success == result );
|
|
okay = ( mutex3a.IsLockedByCurrentThread() );
|
|
assert( okay );
|
|
okay = ( mutex3b.IsLockedByCurrentThread() );
|
|
assert( okay );
|
|
}
|
|
catch ( ... )
|
|
{
|
|
assert( false );
|
|
}
|
|
|
|
try
|
|
{
|
|
mutex2c.GetMutexPolicy().SetTossPolicy( ExceptionTossingMutex::Always );
|
|
mutexes.clear();
|
|
mutexes.push_back( &mutex2a );
|
|
mutexes.push_back( &mutex2b );
|
|
mutexes.push_back( &mutex2c );
|
|
mutexes.push_back( &mutex2d );
|
|
result = LevelMutexInfo::MultiLock( mutexes );
|
|
assert( false );
|
|
}
|
|
catch ( ... )
|
|
{
|
|
assert( true );
|
|
okay = ( !mutex2a.IsLockedByCurrentThread() );
|
|
assert( okay );
|
|
okay = ( !mutex2b.IsLockedByCurrentThread() );
|
|
assert( okay );
|
|
okay = ( !mutex2c.IsLockedByCurrentThread() );
|
|
assert( okay );
|
|
okay = ( !mutex2d.IsLockedByCurrentThread() );
|
|
assert( okay );
|
|
okay = ( mutex3a.IsLockedByCurrentThread() );
|
|
assert( okay );
|
|
okay = ( mutex3b.IsLockedByCurrentThread() );
|
|
assert( okay );
|
|
}
|
|
|
|
mutexes.clear();
|
|
mutexes.push_back( &mutex3a );
|
|
mutexes.push_back( &mutex3b );
|
|
result = LevelMutexInfo::MultiUnlock( mutexes );
|
|
assert( MutexErrors::Success == result );
|
|
|
|
okay = ( GetCurrentThreadsLevel() == priorLevel );
|
|
assert( okay );
|
|
okay = ( CountLocksInCurrentThread() == priorLockCount );
|
|
assert( okay );
|
|
okay = ( CountMutexesInCurrentThread() == priorMutexCount );
|
|
assert( okay );
|
|
okay = ( CountMutexesAtCurrentLevel() == priorLevelMutexCount );
|
|
assert( okay );
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
int main( unsigned int argc, const char * const argv[] )
|
|
{
|
|
|
|
cout << "Starting LevelMutex tests." << endl;
|
|
if ( 1 < argc )
|
|
{
|
|
if ( ::strcmp( argv[1], "-r" ) == 0 )
|
|
SetToRedoSingleTests( true );
|
|
}
|
|
|
|
try
|
|
{
|
|
SingleThreadSimpleTest();
|
|
SingleThreadReentrantTest();
|
|
SingleThreadSimpleMultiLockTest();
|
|
SingleThreadComplexMultiLockTest( true );
|
|
SingleThreadExceptionTest();
|
|
|
|
MultiThreadSimpleTest();
|
|
MultiThreadTryLockTest();
|
|
MultiThreadReentrantTest();
|
|
MultiThreadMultiLockTest();
|
|
MultiThreadRandomMultiLockTest();
|
|
|
|
// This tests for single locking in a multi-threaded environment.
|
|
MultiThreadHierarchySingleLockTest();
|
|
// This tests for multi-locking and single locking in a multi-threaded environment.
|
|
MultiThreadHierarchyMultiLockTest();
|
|
}
|
|
catch ( ... )
|
|
{
|
|
cout << "Caught unknown exception!" << endl;
|
|
}
|
|
|
|
::system( "pause" );
|
|
return 0;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|