136 lines
3.4 KiB
C++
136 lines
3.4 KiB
C++
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// -*- C++ -*-
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//
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// This file is part of the Coriolis Software.
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// Copyright (c) UPMC 2008-2018, All Rights Reserved
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//
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// +-----------------------------------------------------------------+
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// | C O R I O L I S |
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// | I s o b a r - Hurricane / Python Interface |
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// | |
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// | Authors : Jean-Paul CHAPUT |
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// | E-mail : Jean-Paul.Chaput@asim.lip6.fr |
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// | =============================================================== |
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// | C++ Module : "./ProxyProperty.cpp" |
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// +-----------------------------------------------------------------+
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#include <iostream>
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#include <sstream>
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#include "hurricane/configuration/ProxyProperty.h"
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#include "hurricane/Error.h"
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#include "hurricane/Warning.h"
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using namespace Hurricane;
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namespace Isobar3 {
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namespace {
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using namespace std;
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// ---------------------------------------------------------------
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// Local Variables.
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const char* twiceSetOffset =
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"ProxyProperty::setOffset () :\n\n"
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" Attempt to sets the _shadow member offset twice.\n";
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}
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// -------------------------------------------------------------------
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// Class : "ProxyProperty".
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Name ProxyProperty::_name = "Isobar3::ProxyProperty";
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size_t ProxyProperty::_offset = (size_t)-1;
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ProxyProperty::ProxyProperty ( void* shadow )
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: Property()
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, _owner (NULL)
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, _shadow (shadow)
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{
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if (_offset == (size_t)-1)
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throw Error( "ProxyProperty::ProxyProperty(): _offset has not been computed yet!" );
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}
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ProxyProperty* ProxyProperty::create ( void* shadow )
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{
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if (not shadow)
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throw Error( "ProxyProperty::create(): Empty \"shadow\" argument." );
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ProxyProperty* property = new ProxyProperty ( shadow );
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if (not property)
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throw Error( "ProxyProperty::create()" );
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return property;
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}
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void ProxyProperty::_preDestroy ()
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{
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if (_owner) _owner->_onDestroyed( this );
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cdebug_log(20,0) << "ProxyProperty::_owner: " << (void*)_owner << endl;
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cdebug_log(20,0) << "ProxyProperty::_shadow: " << (void*)_shadow << endl;
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if (_offset >= 0) {
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void** shadowMember = ( (void**)( (size_t)_shadow + _offset ) );
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cdebug_log(20,0) << "ProxyProperty::_shadowMember: " << (void*)*shadowMember << endl;
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*shadowMember = NULL;
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}
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}
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void ProxyProperty::onCapturedBy ( DBo* owner )
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{
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if ((_owner) and (_owner != owner) )
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throw Error( getString(this).c_str() );
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_owner = owner;
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}
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void ProxyProperty::onReleasedBy ( DBo* owner )
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{ if (_owner == owner) onNotOwned (); }
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void ProxyProperty::onNotOwned ()
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{ destroy (); }
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void ProxyProperty::setOffset ( size_t offset )
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{
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if (_offset != (size_t)-1) throw Error( twiceSetOffset );
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_offset = offset;
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}
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string ProxyProperty::_getString () const
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{
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ostringstream os;
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os << "<" << _getTypeName() << " ";
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if ( _owner ) os << hex << (void*)_owner << " ";
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else os << "[not owned] ";
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os << _shadow << ">";
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return os.str();
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}
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Record* ProxyProperty::_getRecord () const
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{
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Record* record = Property::_getRecord ();
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if (record) {
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record->add ( getSlot ( "_owner" , _owner ) );
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record->add ( getSlot ( "_shadow", _shadow ) );
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}
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return ( record );
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}
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} // Isobar namespace.
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