145 lines
3.2 KiB
C++
145 lines
3.2 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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#if not defined(__PYTHON_MODULE__)
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#include <iostream>
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#include <sstream>
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#include "hurricane/isobar/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 Isobar {
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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 = "Isobar::ProxyProperty";
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int ProxyProperty::_offset = -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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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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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**)( (unsigned long)_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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if ( ( _owner != NULL ) && ( _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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}
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void ProxyProperty::onNotOwned () {
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destroy ();
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}
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void ProxyProperty::setOffset ( int offset ) {
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if ( _offset >= 0 ) 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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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 != NULL ) {
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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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#endif
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