Ejemplo n.º 1
0
        public SQLInfo CreateSQLStatement(string xmlPath) {
            XmlTextReader reader = null;
            Hashtable fieldNamesValues = new Hashtable();
            StringBuilder sqlStatements = new StringBuilder();
            bool error = false;
            //Create Return Object
            SQLInfo sqlInfo = new SQLInfo();
            try {
                reader = new XmlTextReader(xmlPath);
                //Read through the XML stream and find proper tokens
                while (reader.Read()) {
                    if (!error) { //Stop parsing if problem is encountered
                        if (reader.NodeType == XmlNodeType.Element) {
                            //Get the name of the XML token
                            switch (reader.Name.ToLower()) {
                                case "customer":
                                    if (reader.HasAttributes) {
                                        string customerID = reader.GetAttribute("id");
                                        if (customerID != String.Empty) {
                                            fieldNamesValues.Add("CustomerID","'" + customerID + "'");

                                        } else {
                                            sqlInfo.Status = 1;
                                            sqlInfo.StatusMessage = "ID attribute empty on customer element";
                                            sqlInfo.SQL = null;
                                            error = true;
                                        }
                                    } else {
                                        sqlInfo.Status = 1;
                                        sqlInfo.StatusMessage = "No attributes on customer element";
                                        sqlInfo.SQL = null;
                                        error = true;
                                    }
                                    break;
                                case "companyname":
                                    string companyName = reader.ReadString();
                                    if (companyName != String.Empty) {
                                        fieldNamesValues.Add("CompanyName","'" + companyName + "'");
                                    } else {
                                        sqlInfo.Status = 1;
                                        sqlInfo.StatusMessage = "CompanyName element is empty.";
                                        sqlInfo.SQL = null;
                                        error = true;
                                    }
                                    break;
                                case "contactname":
                                    if (reader.HasAttributes) {
                                        fieldNamesValues.Add("ContactName","'" + reader.GetAttribute("name") + "'");
                                        fieldNamesValues.Add("ContactTitle","'" + reader.GetAttribute("title") + "'");
                                    }
                                    break;
                                case "address":
                                    if (reader.HasAttributes) {
                                        fieldNamesValues.Add("Address","'" + reader.GetAttribute("street") + "'");
                                        fieldNamesValues.Add("City","'" + reader.GetAttribute("city") + "'");
                                        fieldNamesValues.Add("Region","'" + reader.GetAttribute("state") + "'");
                                        fieldNamesValues.Add("PostalCode","'" + reader.GetAttribute("zip") + "'");
                                        fieldNamesValues.Add("Country","'" + reader.GetAttribute("country") + "'");
                                    }
                                    break;  
                                case "busphone":
                                    if (reader.HasAttributes) {
                                        fieldNamesValues.Add("Phone","'" + reader.GetAttribute("busLine") + "'");
                                    }
                                    break;
                                case "busfax":
                                    if (reader.HasAttributes) {
                                        fieldNamesValues.Add("Fax","'" + reader.GetAttribute("busLine") + "'");
                                    }
                                    break;
                            } //switch
                        } //XmlNodeType check
                    } else {
                        break;
                    }
                    if (reader.NodeType == XmlNodeType.EndElement) {
                        if (reader.Name.ToLower() == "customer") {
                            string[] FVArray = AddSeparator(fieldNamesValues,',');
                            string fields = FVArray[0];
                            string fieldVals = FVArray[1];
                            sqlStatements.Append("INSERT INTO Customers (" + fields + ") VALUES (" + fieldVals + ");");
                            //Clear out ArrayLists to handle multiple XML records
                            fieldNamesValues.Clear();
                        }
                    }
                } //End While
                if (!error) {
                    sqlInfo.Status = 0;
                    sqlInfo.StatusMessage = String.Empty;
                    sqlInfo.SQL = sqlStatements.ToString();
                }

                return sqlInfo;
    
            } catch (Exception exp) {
                sqlInfo.Status = 1;
                sqlInfo.StatusMessage = exp.Message + "\n\n" + exp.StackTrace;
                sqlInfo.SQL = null;
                return sqlInfo;
            }
            finally {
                if (reader != null) reader.Close();
            }
        }
Ejemplo n.º 2
0
        public SQLInfo CreateSQLStatement(string xmlPath)
        {
            XmlTextReader reader           = null;
            Hashtable     fieldNamesValues = new Hashtable();
            StringBuilder sqlStatements    = new StringBuilder();
            bool          error            = false;
            //Create Return Object
            SQLInfo sqlInfo = new SQLInfo();

            try {
                reader = new XmlTextReader(xmlPath);
                //Read through the XML stream and find proper tokens
                while (reader.Read())
                {
                    if (!error)   //Stop parsing if problem is encountered
                    {
                        if (reader.NodeType == XmlNodeType.Element)
                        {
                            //Get the name of the XML token
                            switch (reader.Name.ToLower())
                            {
                            case "customer":
                                if (reader.HasAttributes)
                                {
                                    string customerID = reader.GetAttribute("id");
                                    if (customerID != String.Empty)
                                    {
                                        fieldNamesValues.Add("CustomerID", "'" + customerID + "'");
                                    }
                                    else
                                    {
                                        sqlInfo.Status        = 1;
                                        sqlInfo.StatusMessage = "ID attribute empty on customer element";
                                        sqlInfo.SQL           = null;
                                        error = true;
                                    }
                                }
                                else
                                {
                                    sqlInfo.Status        = 1;
                                    sqlInfo.StatusMessage = "No attributes on customer element";
                                    sqlInfo.SQL           = null;
                                    error = true;
                                }
                                break;

                            case "companyname":
                                string companyName = reader.ReadString();
                                if (companyName != String.Empty)
                                {
                                    fieldNamesValues.Add("CompanyName", "'" + companyName + "'");
                                }
                                else
                                {
                                    sqlInfo.Status        = 1;
                                    sqlInfo.StatusMessage = "CompanyName element is empty.";
                                    sqlInfo.SQL           = null;
                                    error = true;
                                }
                                break;

                            case "contactname":
                                if (reader.HasAttributes)
                                {
                                    fieldNamesValues.Add("ContactName", "'" + reader.GetAttribute("name") + "'");
                                    fieldNamesValues.Add("ContactTitle", "'" + reader.GetAttribute("title") + "'");
                                }
                                break;

                            case "address":
                                if (reader.HasAttributes)
                                {
                                    fieldNamesValues.Add("Address", "'" + reader.GetAttribute("street") + "'");
                                    fieldNamesValues.Add("City", "'" + reader.GetAttribute("city") + "'");
                                    fieldNamesValues.Add("Region", "'" + reader.GetAttribute("state") + "'");
                                    fieldNamesValues.Add("PostalCode", "'" + reader.GetAttribute("zip") + "'");
                                    fieldNamesValues.Add("Country", "'" + reader.GetAttribute("country") + "'");
                                }
                                break;

                            case "busphone":
                                if (reader.HasAttributes)
                                {
                                    fieldNamesValues.Add("Phone", "'" + reader.GetAttribute("busLine") + "'");
                                }
                                break;

                            case "busfax":
                                if (reader.HasAttributes)
                                {
                                    fieldNamesValues.Add("Fax", "'" + reader.GetAttribute("busLine") + "'");
                                }
                                break;
                            } //switch
                        }     //XmlNodeType check
                    }
                    else
                    {
                        break;
                    }
                    if (reader.NodeType == XmlNodeType.EndElement)
                    {
                        if (reader.Name.ToLower() == "customer")
                        {
                            string[] FVArray   = AddSeparator(fieldNamesValues, ',');
                            string   fields    = FVArray[0];
                            string   fieldVals = FVArray[1];
                            sqlStatements.Append("INSERT INTO Customers (" + fields + ") VALUES (" + fieldVals + ");");
                            //Clear out ArrayLists to handle multiple XML records
                            fieldNamesValues.Clear();
                        }
                    }
                } //End While
                if (!error)
                {
                    sqlInfo.Status        = 0;
                    sqlInfo.StatusMessage = String.Empty;
                    sqlInfo.SQL           = sqlStatements.ToString();
                }

                return(sqlInfo);
            } catch (Exception exp) {
                sqlInfo.Status        = 1;
                sqlInfo.StatusMessage = exp.Message + "\n\n" + exp.StackTrace;
                sqlInfo.SQL           = null;
                return(sqlInfo);
            }
            finally {
                if (reader != null)
                {
                    reader.Close();
                }
            }
        }