public static bool WriteToXml(object inputDataset, string xmlFilePath)
{
try
{
// Check if file exists
if (File.Exists(xmlFilePath))
{
Console.WriteLine("File already exists.");
return(false);
}
// Create new file.
IFile xmlFile = new FileStreamClass();
xmlFile.Open(xmlFilePath, esriFilePermission.esriReadWrite);
// See if the input dataset can be Xml serialized.
IXMLSerialize mySerializeData = (IXMLSerialize)inputDataset;
// Create new XmlWriter object.
IXMLWriter myXmlWriter = new XMLWriterClass();
myXmlWriter.WriteTo((IStream)xmlFile);
myXmlWriter.WriteXMLDeclaration();
IXMLSerializer myXmlSerializer = new XMLSerializerClass();
// Write to XML File
myXmlSerializer.WriteObject(myXmlWriter, null, null, null, null, mySerializeData);
Console.WriteLine("Success.");
return(true);
}
catch (Exception exc)
{
Console.WriteLine("Exception caught in WriteToXml: " + exc.Message);
Console.WriteLine("Failed.");
return(false);
}
}
/// <summary>
/// Serializes an object using ArcObjects xml serialization into a BSON Element
/// Used by the CatalogDataset to store metadata
/// </summary>
/// <param name="ipItem">The object to serialize</param>
/// <returns>The BSON element containing the bytes</returns>
internal static BsonValue ObjectToBson(System.Object ipItem)
{
IXMLStream ipXmlStream = new XMLStreamClass();
IXMLWriter ipXmlWriter = new XMLWriterClass();
ipXmlWriter.WriteTo((IStream)ipXmlStream);
IXMLSerializer ipXmlSer = new XMLSerializerClass();
ipXmlSer.WriteObject(ipXmlWriter, null, null, "Test", "Test", ipItem);
byte[] bytes = ipXmlStream.SaveToBytes();
return(BsonValue.Create(bytes));
}
unsafe public static void Save(System.Runtime.InteropServices.ComTypes.IStream stream, object data)
{
// Exit if Stream or DataTable is NULL
if (stream == null)
{
return;
}
if (data == null)
{
return;
}
//COM objects needs special care...
if (Marshal.IsComObject(data))
{
//*** Create XmlWriter ***
IXMLWriter xmlWriter = new XMLWriterClass();
//*** Create XmlStream ***
IXMLStream xmlStream = new XMLStreamClass();
//*** Write the object to the stream ***
xmlWriter.WriteTo(xmlStream as IStream);
//*** Serialize object ***
IXMLSerializer xmlSerializer = new XMLSerializerClass();
xmlSerializer.WriteObject(xmlWriter, null, null, "arcobject", "http://www.esri.com/schemas/ArcGIS/9.2", data);
string str = xmlStream.SaveToString();
data = (object)str;
if (null == data)
{
return;
}
}
//make sure that the object is serializable
if (!data.GetType().IsSerializable)
{
throw new Exception("Object is not serializable.");
}
// Convert the string into a byte array
MemoryStream memoryStream = new MemoryStream();
BinaryFormatter binaryFormatter = new BinaryFormatter();
binaryFormatter.Serialize(memoryStream, data);
byte[] bytes = memoryStream.ToArray();
memoryStream.Close();
// Get Memory Pointer to Int32
int cb;
int *pcb = &cb;
// write the object to the structured stream
byte[] arrLen = BitConverter.GetBytes(bytes.Length); // Get Byte Length
stream.Write(arrLen, arrLen.Length, new IntPtr(pcb)); // Write Byte Length
stream.Write(bytes, bytes.Length, new IntPtr(pcb)); // Write Btye Array
if (bytes.Length != cb)
{
throw new Exception("Error writing object to stream");
}
}
unsafe public static void Save(System.Runtime.InteropServices.ComTypes.IStream stream, object data)
{
// Exit if Stream or DataTable is NULL
if (stream == null) { return; }
if (data == null) { return; }
//COM objects needs special care...
if (Marshal.IsComObject(data))
{
//*** Create XmlWriter ***
IXMLWriter xmlWriter = new XMLWriterClass();
//*** Create XmlStream ***
IXMLStream xmlStream = new XMLStreamClass();
//*** Write the object to the stream ***
xmlWriter.WriteTo(xmlStream as IStream);
//*** Serialize object ***
IXMLSerializer xmlSerializer = new XMLSerializerClass();
xmlSerializer.WriteObject(xmlWriter, null, null, "arcobject", "http://www.esri.com/schemas/ArcGIS/9.2", data);
string str = xmlStream.SaveToString();
data = (object)str;
if (null == data)
return;
}
//make sure that the object is serializable
if (!data.GetType().IsSerializable)
throw new Exception("Object is not serializable.");
// Convert the string into a byte array
MemoryStream memoryStream = new MemoryStream();
BinaryFormatter binaryFormatter = new BinaryFormatter();
binaryFormatter.Serialize(memoryStream, data);
byte[] bytes = memoryStream.ToArray();
memoryStream.Close();
// Get Memory Pointer to Int32
int cb;
int* pcb = &cb;
// write the object to the structured stream
byte[] arrLen = BitConverter.GetBytes(bytes.Length); // Get Byte Length
stream.Write(arrLen, arrLen.Length, new IntPtr(pcb)); // Write Byte Length
stream.Write(bytes, bytes.Length, new IntPtr(pcb)); // Write Btye Array
if (bytes.Length != cb)
throw new Exception("Error writing object to stream");
}
public static bool WriteToXml(object inputDataset, string xmlFilePath)
{
try
{
// Check if file exists
if (File.Exists(xmlFilePath))
{
Console.WriteLine("File already exists.");
return false;
}
// Create new file.
IFile xmlFile = new FileStreamClass();
xmlFile.Open(xmlFilePath, esriFilePermission.esriReadWrite);
// See if the input dataset can be Xml serialized.
IXMLSerialize mySerializeData = (IXMLSerialize)inputDataset;
// Create new XmlWriter object.
IXMLWriter myXmlWriter = new XMLWriterClass();
myXmlWriter.WriteTo((IStream)xmlFile);
myXmlWriter.WriteXMLDeclaration();
IXMLSerializer myXmlSerializer = new XMLSerializerClass();
// Write to XML File
myXmlSerializer.WriteObject(myXmlWriter, null, null, null, null, mySerializeData);
Console.WriteLine("Success.");
return true;
}
catch (Exception exc)
{
Console.WriteLine("Exception caught in WriteToXml: " + exc.Message);
Console.WriteLine("Failed.");
return false;
}
}
