property.cxx

移植到WLIT项目的redboot源代码

            CdlConflict_UnresolvedBody::make(transact, source, this, get_destination_name());
        } else {
            bind(source, this, dest);
        }
        break;
      }

      case CdlUpdate_Unloading:
      {
        // The source is being unloaded. If the reference is currently bound,
        // unbind it. There is no point in creating a new conflict object.
        CYG_ASSERTC(0 == dest);
        dest = get_destination();
        if (0 != dest) {
            unbind(source, this);
        }
        break;
      }
      
      case CdlUpdate_Created:
      {
        // There is an existing conflict object, but the destination has
        // just been created. The old conflict object should be eliminated,
        // and the reference can now be bound.
        CYG_ASSERT_CLASSC(dest);
        
        bind(source, this, dest);

        CdlConflict conflict = transact->get_structural_conflict(source, this, &CdlConflict_UnresolvedBody::test);
        CYG_ASSERTC(0 != conflict);
        transact->clear_conflict(conflict);
        break;
      }
      case CdlUpdate_Destroyed :
      {
        // The destination is about to be destroyed. Eliminate the existing
        // binding and create a new conflict object.
        CYG_ASSERT_CLASSC(dest);
        unbind(source, this);
        CdlConflict_UnresolvedBody::make(transact, source, this, get_destination_name());
        break;
      }

      // Init, ValueChange and ActiveChange are of no interest.
      default:
        break;
    }

    (*update_handler)(transact, source, this, dest, change);
    
    CYG_REPORT_RETURN();
}

// ----------------------------------------------------------------------------
bool
CdlProperty_ReferenceBody::check_this(cyg_assert_class_zeal zeal) const
{
    if (CdlProperty_ReferenceBody_Magic != cdlproperty_referencebody_cookie) {
        return false;
    }
    CYGDBG_MEMLEAK_CHECKTHIS();
    return inherited_property::check_this(zeal) && inherited_reference::check_this(zeal);
}

//}}}
//{{{  CdlProperty_Expression class     

// ----------------------------------------------------------------------------
// This is pretty simple since most of the functionality is provided by the
// base expression class.

CdlProperty_Expression
CdlProperty_ExpressionBody::make(CdlNode node_arg, std::string name_arg, CdlExpression expr_arg,
                                 CdlUpdateHandler update_handler_arg,
                                 int argc_arg, char** argv_arg,
                                 std::vector<std::pair<std::string,std::string> >& options_arg)
{
    return new CdlProperty_ExpressionBody(node_arg, name_arg, expr_arg, update_handler_arg, argc_arg, argv_arg, options_arg);
}

CdlProperty_ExpressionBody::CdlProperty_ExpressionBody(CdlNode node_arg, std::string name_arg, CdlExpression expr_arg,
                                                       CdlUpdateHandler update_handler_arg,
                                                       int argc_arg, char** argv_arg,
                                                       std::vector<std::pair<std::string,std::string> >& options_arg)
    : CdlPropertyBody(node_arg, name_arg, argc_arg, argv_arg, options_arg),
      CdlExpressionBody(*expr_arg),
      update_handler(update_handler_arg)
{
    CYG_REPORT_FUNCNAME("CdlProperty_Expression:: constructor");
    CYG_REPORT_FUNCARG1("this %p", this);
    
    cdlproperty_expressionbody_cookie = CdlProperty_ExpressionBody_Magic;
    CYGDBG_MEMLEAK_CONSTRUCTOR();
    
    CYG_POSTCONDITION_THISC();
    CYG_REPORT_RETURN();
}

CdlProperty_ExpressionBody::~CdlProperty_ExpressionBody()
{
    CYG_REPORT_FUNCNAME("CdlProperty_Expression:: destructor");
    CYG_REPORT_FUNCARG1("this %p", this);
    CYG_PRECONDITION_THISC();

    cdlproperty_expressionbody_cookie = CdlProperty_ExpressionBody_Invalid;
    CYGDBG_MEMLEAK_DESTRUCTOR();

    CYG_REPORT_RETURN();
}

void
CdlProperty_ExpressionBody::update(CdlTransaction transact, CdlNode source, CdlNode dest, CdlUpdate change)
{
    CYG_REPORT_FUNCNAME("CdlProperty_Expression::update");
    CYG_REPORT_FUNCARG5XV(this, transact, source, dest, change);
    CYG_PRECONDITION_THISC();

    // The CdlExpression update() member will take care of binding
    // and unbinding, as needed.
    if ((change & (CdlUpdate_Loaded | CdlUpdate_Unloading | CdlUpdate_Created | CdlUpdate_Destroyed)) != 0) {
        (void) CdlExpressionBody::update(transact, source, this, dest, change);
    }

    // Now invoke the per-property update handler to re-evaluate the
    // expression etc., as needed
    (*update_handler)(transact, source, this, dest, change);
    
    CYG_REPORT_RETURN();
}

bool
CdlProperty_ExpressionBody::check_this(cyg_assert_class_zeal zeal) const
{
    if (CdlProperty_ExpressionBody_Magic != cdlproperty_expressionbody_cookie) {
        return false;
    }
    CYGDBG_MEMLEAK_CHECKTHIS();
    return inherited_property::check_this(zeal) && inherited_expression::check_this(zeal);
}

//}}}
//{{{  CdlProperty_ListExpression class 

// ----------------------------------------------------------------------------
// This is pretty simple since most of the functionality is provided by the
// base expression class.

CdlProperty_ListExpression
CdlProperty_ListExpressionBody::make(CdlNode node_arg, std::string name_arg, CdlListExpression expr_arg,
                                     CdlUpdateHandler update_handler_arg, 
                                     int argc_arg, char** argv_arg,
                                     std::vector<std::pair<std::string,std::string> >& options_arg)
{
    return new CdlProperty_ListExpressionBody(node_arg, name_arg, expr_arg, update_handler_arg,
                                              argc_arg, argv_arg, options_arg);
}

CdlProperty_ListExpressionBody::CdlProperty_ListExpressionBody(CdlNode node_arg, std::string name_arg,
                                                               CdlListExpression expr_arg,
                                                               CdlUpdateHandler update_handler_arg,
                                                               int argc_arg, char** argv_arg,
                                                               std::vector<std::pair<std::string,std::string> >& options_arg)
    : CdlPropertyBody(node_arg, name_arg, argc_arg, argv_arg, options_arg),
      CdlListExpressionBody(*expr_arg),
      update_handler(update_handler_arg)
{
    CYG_REPORT_FUNCNAME("CdlProperty_ListExpression:: constructor");
    CYG_REPORT_FUNCARG1("this %p", this);
    
    cdlproperty_listexpressionbody_cookie = CdlProperty_ListExpressionBody_Magic;
    CYGDBG_MEMLEAK_CONSTRUCTOR();
    
    CYG_POSTCONDITION_THISC();
    CYG_REPORT_RETURN();
}

CdlProperty_ListExpressionBody::~CdlProperty_ListExpressionBody()
{
    CYG_REPORT_FUNCNAME("CdlProperty_ListExpression:: destructor");
    CYG_REPORT_FUNCARG1("this %p", this);
    CYG_PRECONDITION_THISC();

    cdlproperty_listexpressionbody_cookie = CdlProperty_ListExpressionBody_Invalid;
    CYGDBG_MEMLEAK_DESTRUCTOR();

    CYG_REPORT_RETURN();
}

void
CdlProperty_ListExpressionBody::update(CdlTransaction transact, CdlNode source, CdlNode dest, CdlUpdate change)
{
    CYG_REPORT_FUNCNAME("CdlProperty_ListExpression::update");
    CYG_REPORT_FUNCARG4XV(this, source, dest, change);
    CYG_PRECONDITION_THISC();

    if ((change & (CdlUpdate_Loaded | CdlUpdate_Unloading | CdlUpdate_Created | CdlUpdate_Destroyed)) != 0) {
        bool handled = CdlListExpressionBody::update(transact, source, this, dest, change);
        CYG_UNUSED_PARAM(bool, handled);
        CYG_ASSERTC(handled);
    }

    // Now invoke the per-property update handler to re-evaluate
    // the lexpr as appropriate.
    (*update_handler)(transact, source, this, dest, change);
    
    CYG_REPORT_RETURN();
}

bool
CdlProperty_ListExpressionBody::check_this(cyg_assert_class_zeal zeal) const
{
    if (CdlProperty_ListExpressionBody_Magic != cdlproperty_listexpressionbody_cookie) {
        return false;
    }
    CYGDBG_MEMLEAK_CHECKTHIS();
    return inherited_property::check_this(zeal) && inherited_expression::check_this(zeal);
}

//}}}
//{{{  CdlProperty_GoalExpression class 

// ----------------------------------------------------------------------------
// This is pretty simple since most of the functionality is provided by the
// base expression class.

CdlProperty_GoalExpression
CdlProperty_GoalExpressionBody::make(CdlNode node_arg, std::string name_arg, CdlGoalExpression expr_arg,
                                     CdlUpdateHandler update_handler_arg,
                                     int argc_arg, char** argv_arg,
                                     std::vector<std::pair<std::string,std::string> >& options_arg)
{
    return new CdlProperty_GoalExpressionBody(node_arg, name_arg, expr_arg, update_handler_arg,
                                              argc_arg, argv_arg, options_arg);
}

CdlProperty_GoalExpressionBody::CdlProperty_GoalExpressionBody(CdlNode node_arg, std::string name_arg,
                                                               CdlGoalExpression expr_arg,
                                                               CdlUpdateHandler update_handler_arg,
                                                               int argc_arg, char** argv_arg,
                                                               std::vector<std::pair<std::string,std::string> >& options_arg)
    : CdlPropertyBody(node_arg, name_arg, argc_arg, argv_arg, options_arg),
      CdlGoalExpressionBody(*expr_arg),
      update_handler(update_handler_arg)
{
    CYG_REPORT_FUNCNAME("CdlProperty_GoalExpression:: constructor");
    CYG_REPORT_FUNCARG1("this %p", this);
    
    cdlproperty_goalexpressionbody_cookie = CdlProperty_GoalExpressionBody_Magic;
    CYGDBG_MEMLEAK_CONSTRUCTOR();
    
    CYG_POSTCONDITION_THISC();
    CYG_REPORT_RETURN();
}

CdlProperty_GoalExpressionBody::~CdlProperty_GoalExpressionBody()
{
    CYG_REPORT_FUNCNAME("CdlProperty_GoalExpression:: destructor");
    CYG_REPORT_FUNCARG1("this %p", this);
    CYG_PRECONDITION_THISC();

    cdlproperty_goalexpressionbody_cookie = CdlProperty_GoalExpressionBody_Invalid;
    CYGDBG_MEMLEAK_DESTRUCTOR();

    CYG_REPORT_RETURN();
}

void
CdlProperty_GoalExpressionBody::update(CdlTransaction transact, CdlNode source, CdlNode dest, CdlUpdate change)
{
    CYG_REPORT_FUNCNAME("CdlProperty_GoalExpression::update");
    CYG_REPORT_FUNCARG4XV(this, source, dest, change);
    CYG_PRECONDITION_THISC();

    // The CdlExpression update() member will take care of binding and
    // unbinding, as needed.
    if ((change & (CdlUpdate_Loaded | CdlUpdate_Unloading | CdlUpdate_Created | CdlUpdate_Destroyed)) != 0) {
        CdlExpression expr = get_expression();
        bool handled = expr->update(transact, source, this, dest, change);
        CYG_UNUSED_PARAM(bool, handled);
        CYG_ASSERTC(handled);
    }

    // Now invoke the per-property update handler to re-evaluate
    // the gexpr as appropriate
    (*update_handler)(transact, source, this, dest, change);
    
    CYG_REPORT_RETURN();
}

bool
CdlProperty_GoalExpressionBody::check_this(cyg_assert_class_zeal zeal) const
{
    if (CdlProperty_GoalExpressionBody_Magic != cdlproperty_goalexpressionbody_cookie) {
        return false;
    }
    CYGDBG_MEMLEAK_CHECKTHIS();
    return inherited_property::check_this(zeal) && inherited_expression::check_this(zeal);
}

//}}}