public void DoCompare(string file1, string file2)
{
try
{
MainProBar.Visible = true;
MainProBar.Minimum = 1;
MainProBar.Maximum = 18;
MainProBar.Value = 6;
MainProBar.Step = 1;
MainProBar.PerformStep();
//Convert HL7 to XML
System.IO.StreamReader InputFile = new System.IO.StreamReader(file1);
string InputHL7 = InputFile.ReadToEnd();
InputFile.Close();
InputHL7 = InputHL7.Replace((Char)127, (Char)13);
String InputHL7asXml = HL7ToXmlConverter.ConvertToXml(InputHL7, "");
string myTempFile1 = Path.Combine(Path.GetTempPath(), "Input.xml");
System.IO.StreamWriter fileI = new System.IO.StreamWriter(myTempFile1);
fileI.WriteLine(InputHL7asXml);
fileI.Close();
file1 = myTempFile1;
MainProBar.PerformStep();
System.IO.StreamReader OutputFile = new System.IO.StreamReader(file2);
string OutputHL7 = OutputFile.ReadToEnd();
OutputFile.Close();
OutputHL7 = OutputHL7.Replace((Char)127, (Char)13);
String OutputHL7asXml = HL7ToXmlConverter.ConvertToXml(OutputHL7, "");
string myTempFile2 = Path.Combine(Path.GetTempPath(), "Output.xml");
System.IO.StreamWriter fileO = new System.IO.StreamWriter(myTempFile2);
fileO.WriteLine(OutputHL7asXml);
fileO.Close();
file2 = myTempFile2;
MainProBar.PerformStep();
string startupPath = Application.StartupPath;
//output diff file.
diffFile = startupPath + Path.DirectorySeparatorChar + "vxd.out";
XmlTextWriter tw = new XmlTextWriter(new StreamWriter(diffFile));
tw.Formatting = Formatting.Indented;
MainProBar.PerformStep();
//This method sets the diff.Options property.
SetDiffOptions();
bool isEqual = false;
//Now compare the two files.
try
{
isEqual = diff.Compare(file1, file2, compareFragments, tw);
}
catch (XmlException xe)
{
xe.StackTrace.ToString();
//MessageBox.Show("An exception occured while comparing\n" + xe.StackTrace);
}
finally
{
tw.Close();
}
MainProBar.PerformStep();
if (isEqual)
{
//This means the files were identical for given options.
MessageBox.Show("Files Identical for the given options");
MainProBar.Value = 1;
return; //dont need to show the differences.
}
MainProBar.PerformStep();
//Files were not equal, so construct XmlDiffView.
XmlDiffView dv = new XmlDiffView();
//Load the original file again and the diff file.
XmlTextReader orig = new XmlTextReader(file1);
XmlTextReader diffGram = new XmlTextReader(diffFile);
dv.Load(orig,
diffGram);
MainProBar.PerformStep();
//Wrap the HTML file with necessary html and
//body tags and prepare it before passing it to the GetHtml method.
string tempFile = startupPath + Path.DirectorySeparatorChar + "Compare_" + DateTime.Now.ToString("yyyyMMddHHmmss") + ".htm";
StreamWriter sw1 = new StreamWriter(tempFile);
MainProBar.PerformStep();
sw1.Write("<html><body><table width='100%'>");
//Write Legend.
sw1.Write("<tr><td colspan='2' align='center'><b>Legend:</b> <font style='background-color: yellow'" +
" color='black'>added</font> <font style='background-color: red'" +
" color='black'>removed</font> <font style='background-color: " +
"lightgreen' color='black'>changed</font> " +
"<font style='background-color: red' color='blue'>moved from</font>" +
" <font style='background-color: yellow' color='blue'>moved to" +
"</font> <font style='background-color: white' color='#AAAAAA'>" +
"ignored</font></td></tr>");
sw1.Write("<tr><td><b> File Name : ");
sw1.Write(OriginalPath.Text);
sw1.Write("</b></td><td><b> File Name : ");
sw1.Write(ComparePath.Text);
sw1.Write("</b></td></tr>");
MainProBar.PerformStep();
//This gets the differences but just has the
//rows and columns of an HTML table
dv.GetHtml(sw1);
MainProBar.PerformStep();
//Finish wrapping up the generated HTML and complete the file.
sw1.Write("</table></body></html>");
//Open the IE Control window and pass it the HTML file we created.
ReportWindow.Navigate(new Uri(tempFile));
MainProBar.PerformStep();
//HouseKeeping...close everything we dont want to lock.
dv = null;
file1 = null;
file2 = null;
sw1.Close();
orig.Close();
diffGram.Close();
orig.Dispose();
diffGram.Dispose();
tw.Dispose();
sw1.Dispose();
fileI.Dispose();
fileO.Dispose();
File.Delete(diffFile);
GC.Collect();
MainProBar.PerformStep();
MainProBar.PerformStep();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message.ToString());
MainProBar.Value = 1;
}
}
