//-----------------------------------------------------------------------------
// importIntoDocument
//-----------------------------------------------------------------------------
/// <summary>
/// Imports an XML fragment into a document. The import requires
/// an update transaction.
/// </summary>
/// <param name="istream">
/// Input stream containing the nodes to be imported.
/// </param>
/// <param name="nodeToLinkTo">
/// Existing node that imported nodes will link to.
/// </param>
/// <param name="insertLocation">
/// Where imported XML fragment is to be linked with respect
/// to nodeToLinkTo.
/// </param>
/// <returns>
/// Returns import statistics <see cref="CS_XFLM_IMPORT_STATS"/>.
/// </returns>
public CS_XFLM_IMPORT_STATS importIntoDocument(
IStream istream,
DOMNode nodeToLinkTo,
eNodeInsertLoc insertLocation)
{
RCODE rc;
CS_XFLM_IMPORT_STATS importStats = new CS_XFLM_IMPORT_STATS();
if ((rc = xflaim_Db_importIntoDocument( m_pDb,
istream.getIStream(), nodeToLinkTo.getNode(), insertLocation,
importStats)) != 0)
{
throw new XFlaimException(rc);
}
return( importStats);
}
//-----------------------------------------------------------------------------
// importDocument
//-----------------------------------------------------------------------------
/// <summary>
/// Imports an XML document into the XFlaim database. The import requires
/// an update transaction.
/// </summary>
/// <param name="istream">
/// Input stream containing the document(s) to be imported
/// </param>
/// <param name="uiCollection">
/// Destination collection for imported document(s).
/// </param>
/// <param name="nodeToReuse">
/// An existing DOM node object can optionally be passed in. It will
/// be reused rather than allocating a new object.
/// </param>
/// <param name="importStats">
/// Import statistics is returned here if a non-null value is passed in.
/// </param>
/// <returns>
/// Returns a <see cref="DOMNode"/> that is the root of the imported document.
/// </returns>
public DOMNode importDocument(
IStream istream,
uint uiCollection,
DOMNode nodeToReuse,
CS_XFLM_IMPORT_STATS importStats)
{
RCODE rc;
IntPtr pDocumentNode = (nodeToReuse != null) ? nodeToReuse.getNode() : IntPtr.Zero;
if (importStats == null)
{
importStats = new CS_XFLM_IMPORT_STATS();
}
if ((rc = xflaim_Db_importDocument( m_pDb, istream.getIStream(),
uiCollection, ref pDocumentNode, importStats)) != 0)
{
throw new XFlaimException(rc);
}
if( nodeToReuse != null)
{
nodeToReuse.setNodePtr( pDocumentNode, this);
return( nodeToReuse);
}
return( new DOMNode( pDocumentNode, this));
}
//-----------------------------------------------------------------------------
// writeToOStream
//-----------------------------------------------------------------------------
/// <summary>
/// Read data from an input stream and write it out to an output stream. This
/// is a quick way to copy all data from an input stream to an output stream.
/// </summary>
/// <param name="istream">
/// Input stream data is to be read from.
/// </param>
/// <param name="ostream">
/// Output stream data is to be written to.
/// </param>
public void writeToOStream(
IStream istream,
OStream ostream)
{
RCODE rc;
if ((rc = xflaim_DbSystem_writeToOStream( m_pDbSystem,
istream.getIStream(), ostream.getOStream())) != 0)
{
throw new XFlaimException( rc);
}
}
//-----------------------------------------------------------------------------
// openUncompressingIStream
//-----------------------------------------------------------------------------
/// <summary>
/// Open an input stream that decompresses data from another input stream. It
/// is assumed that data coming out of the other input stream is compressed.
/// </summary>
/// <param name="inputIStream">
/// Input stream whose data is to be decompressed.
/// </param>
/// <returns>
/// Returns an <see cref="IStream"/> object that can then be passed to
/// methods which require an IStream object.
/// </returns>
public IStream openUncompressingIStream(
IStream inputIStream)
{
RCODE rc;
IntPtr pIStream = IntPtr.Zero;
if ((rc = xflaim_DbSystem_openUncompressingIStream( m_pDbSystem,
inputIStream.getIStream(), out pIStream)) != 0)
{
throw new XFlaimException( rc);
}
return( new IStream( pIStream, this));
}
//-----------------------------------------------------------------------------
// openBufferedIStream
//-----------------------------------------------------------------------------
/// <summary>
/// Open an input stream that buffers an existing input stream.
/// </summary>
/// <param name="inputIStream">
/// Input stream that is to be buffered.
/// </param>
/// <param name="uiBufferSize">
/// iBufferSize The size (in bytes) of the buffer to use for the
/// input stream. Data will be read into the buffer in chunks of this size.
/// This will help performance by preventing lots of smaller reads from
/// the original input stream.
/// </param>
/// <returns>
/// Returns an <see cref="IStream"/> object that can then be passed to
/// methods which require an IStream object.
/// </returns>
public IStream openBufferedIStream(
IStream inputIStream,
uint uiBufferSize)
{
RCODE rc;
IntPtr pIStream = IntPtr.Zero;
if ((rc = xflaim_DbSystem_openBufferedIStream( m_pDbSystem,
inputIStream.getIStream(), uiBufferSize, out pIStream)) != 0)
{
throw new XFlaimException( rc);
}
return( new IStream( pIStream, this));
}
//-----------------------------------------------------------------------------
// openBase64Encoder
//-----------------------------------------------------------------------------
/// <summary>
/// Open an input stream that encodes data from another input stream into
/// base 64 encoded binary. Data read from the stream object returned by
/// this method will be base 64 encoded.
/// </summary>
/// <param name="inputIStream">
/// Input stream whose data is to be base 64 encoded.
/// </param>
/// <param name="bInsertLineBreaks">
/// Flag indicating whether or not line breaks
/// should be inserted into the data as it is base 64 encoded.
/// </param>
/// <returns>
/// Returns an <see cref="IStream"/> object that can then be passed to
/// methods which require an IStream object.
/// </returns>
public IStream openBase64Encoder(
IStream inputIStream,
bool bInsertLineBreaks)
{
RCODE rc;
IntPtr pIStream = IntPtr.Zero;
if ((rc = xflaim_DbSystem_openBase64Encoder( m_pDbSystem,
inputIStream.getIStream(), (int)(bInsertLineBreaks ? 1 : 0),
out pIStream)) != 0)
{
throw new XFlaimException( rc);
}
return( new IStream( pIStream, this));
}
