XAF Project Management Application - Stage 4

using System;
using System.Data;
using System.Windows.Forms;
using System.ComponentModel;
using System.Collections;
using System.Collections.Generic;
using System.Diagnostics;
using System.Text;

using DevExpress.ExpressApp;
using DevExpress.ExpressApp.Xpo;
using DevExpress.ExpressApp.Actions;
using DevExpress.Persistent.Base;

using DevExpress.Xpo;
using DevExpress.Xpo.DB;
using DevExpress.Xpo.Helpers;

namespace XProject.Module.Win {
    public partial class DumpDataController : ViewController {
        public DumpDataController() {
            InitializeComponent();
            RegisterActions(components);
        }

        private void LoadDumpFromXML_Execute(object sender, SimpleActionExecuteEventArgs e) {
            OpenFileDialog openFile = new OpenFileDialog();
            openFile.Filter = "XML files (*.xml)|*.xml|All files (*.*)|*.*";
            if (openFile.ShowDialog() == DialogResult.OK) {
                LoadDumpFromFile(openFile.FileName);
            }
        }
        private void DumpToXML_Execute(object sender, SimpleActionExecuteEventArgs e) {
            OpenFileDialog openFile = new OpenFileDialog();
            openFile.CheckFileExists = false;
            openFile.FileName = View.ObjectTypeInfo.Name;
            openFile.Filter = "XML files (*.xml)|*.xml|All files (*.*)|*.*";
            if (openFile.ShowDialog() == DialogResult.OK) {
                DumpToFile(openFile.FileName);
            }
        }

        private void DumpToFile(string fileName) {
            Session sourceSession = ((XPObjectSpace)View.ObjectSpace).Session;
            DataSet dataSet = new DataSet();
            DataSetDataStore dataStore = new DataSetDataStore(dataSet, AutoCreateOption.DatabaseAndSchema);
            IDataLayer dataLayer = new SimpleDataLayer(sourceSession.Dictionary, dataStore);
            UnitOfWork destinationSession = new UnitOfWork(dataLayer);
            ClonerHelper.Clone(sourceSession, destinationSession, View.SelectedObjects);
            destinationSession.CommitChanges();
            dataSet.WriteXml(fileName, XmlWriteMode.WriteSchema);
        }
        private void LoadDumpFromFile(string fileName) {
            UnitOfWork destinationSession = ((XPObjectSpace)View.ObjectSpace).Session as UnitOfWork;
            if (destinationSession == null) return;
            DataSet dataSet = new DataSet();
            DataSetDataStore dataStore = new DataSetDataStore(dataSet, AutoCreateOption.DatabaseAndSchema);
            IDataLayer dataLayer = new SimpleDataLayer(destinationSession.Dictionary, dataStore);
            dataSet.ReadXml(fileName);
            UnitOfWork sourceSession = new UnitOfWork(dataLayer);
            ClonerHelper.Clone(sourceSession, destinationSession, View.ObjectTypeInfo.Type);
            destinationSession.CommitChanges();
        }
    }
}