public AttributeDefinition(DBTypeOfAttributeDefinition attributeType, String attributeName, IObject defaultValue = null)
{
AttributeType = attributeType;
AttributeName = attributeName;
DefaultValue = defaultValue;
}
public void GetContent(CompilerContext context, ParseTreeNode parseNode)
{
if (parseNode.FirstChild.Term.Name.Equals("id_simple"))
{
#region simple id
DBTypeDefinition = new DBTypeOfAttributeDefinition()
{
Type = KindsOfType.UnknownSingle,
Name = parseNode.ChildNodes[0].Token.ValueString
};
#endregion
}
else if (parseNode.FirstChild.Term.Name.ToUpper().Equals(DBConstants.DBBackwardEdge.ToUpper()))
{
#region BackwardedgeDefinition
var _TypeCharacteristics = new TypeCharacteristics();
_TypeCharacteristics.IsBackwardEdge = true;
DBTypeDefinition = new DBTypeOfAttributeDefinition()
{
TypeCharacteristics = _TypeCharacteristics,
Name = parseNode.ChildNodes[0].Token.ValueString
};
#endregion
}
else if (parseNode.FirstChild.AstNode is EdgeTypeDefNode)
{
#region EdgeType definition
DBTypeDefinition = new DBTypeOfAttributeDefinition()
{
Type = ((EdgeTypeDefNode)parseNode.FirstChild.AstNode).Type,
Name = ((EdgeTypeDefNode)parseNode.FirstChild.AstNode).Name,
TypeCharacteristics = ((EdgeTypeDefNode)parseNode.FirstChild.AstNode).TypeCharacteristics,
EdgeType = ((EdgeTypeDefNode)parseNode.FirstChild.AstNode).EdgeType,
Parameters = ((EdgeTypeDefNode)parseNode.FirstChild.AstNode).Parameters,
};
#endregion
}
else if (parseNode.FirstChild.AstNode is SingleEdgeTypeDefNode)
{
#region Single edge type definition
DBTypeDefinition = new DBTypeOfAttributeDefinition()
{
Type = ((SingleEdgeTypeDefNode)parseNode.FirstChild.AstNode).Type,
Name = ((SingleEdgeTypeDefNode)parseNode.FirstChild.AstNode).Name,
TypeCharacteristics = ((SingleEdgeTypeDefNode)parseNode.FirstChild.AstNode).TypeCharacteristics,
EdgeType = ((SingleEdgeTypeDefNode)parseNode.FirstChild.AstNode).EdgeType,
Parameters = ((SingleEdgeTypeDefNode)parseNode.FirstChild.AstNode).Parameters,
};
#endregion
}
else if (parseNode.ChildNodes.Count >= 2)
{
KindsOfType type;
#region set
if (parseNode.ChildNodes[0].Token.ValueString.ToUpper() == DBConstants.SET)
{
type = KindsOfType.UnknownSet;
}
#endregion
#region list
else if (parseNode.ChildNodes[0].Token.ValueString.ToUpper() == DBConstants.LIST)
{
type = KindsOfType.UnknownList;
}
#endregion
else
{
throw new GraphDBException(new Error_NotImplemented(new System.Diagnostics.StackTrace(true)));
}
DBTypeDefinition = new DBTypeOfAttributeDefinition()
{
Type = type,
Name = parseNode.ChildNodes[2].Token.ValueString
};
}
else
{
throw new ArgumentException("Invalid Graph type definition...");
}
}