/// <summary>
/// Opens the parser and parses the <see cref="ContainerRecord"/>.
/// </summary>
public void Open()
{
m_physicalParser.Open();
m_containerRecord = ContainerRecord.CreateContainerRecord(m_physicalParser.NextRecord());
m_physicalParser.CompressionAlgorithm = m_containerRecord.CompressionAlgorithm;
m_physicalParser.CompressionStyle = m_containerRecord.CompressionStyle;
}
/// <summary>
/// Opens the parser and parses the <see cref="ContainerRecord"/>.
/// </summary>
/// <param name="stream">The stream containing the PQDIF file data.</param>
/// <param name="leaveOpen">True if the stream should be closed when the parser is closed; false otherwise.</param>
/// <exception cref="ArgumentNullException"><paramref name="stream"/> is null.</exception>
/// <exception cref="InvalidOperationException"><paramref name="stream"/> is not both readable and seekable.</exception>
/// <exception cref="NotSupportedException">An unsupported compression mode was defined in the PQDIF file.</exception>
public void Open(Stream stream, bool leaveOpen = false)
{
m_physicalParser.Open(stream, leaveOpen);
m_containerRecord = ContainerRecord.CreateContainerRecord(m_physicalParser.NextRecord());
m_physicalParser.CompressionAlgorithm = m_containerRecord.CompressionAlgorithm;
m_physicalParser.CompressionStyle = m_containerRecord.CompressionStyle;
}
/// <summary>
/// Opens the parser and parses the <see cref="ContainerRecord"/>.
/// </summary>
public void Open()
{
m_physicalParser.Open();
m_containerRecord = ContainerRecord.CreateContainerRecord(m_physicalParser.NextRecord());
m_physicalParser.CompressionAlgorithm = m_containerRecord.CompressionAlgorithm;
m_physicalParser.CompressionStyle = m_containerRecord.CompressionStyle;
}
private void ValidateContainerRecord(ContainerRecord containerRecord)
{
if (!containerRecord.PhysicalRecord.Body.Collection.GetElementsByTag(ContainerRecord.VersionInfoTag).Any())
{
m_missingTags.Add(new MissingTag(RecordType.Container, "VersionInfoTag", ContainerRecord.VersionInfoTag));
}
if (!containerRecord.PhysicalRecord.Body.Collection.GetElementsByTag(ContainerRecord.FileNameTag).Any())
{
m_missingTags.Add(new MissingTag(RecordType.Container, "FileNameTag", ContainerRecord.FileNameTag));
}
if (!containerRecord.PhysicalRecord.Body.Collection.GetElementsByTag(ContainerRecord.VersionInfoTag).Any())
{
m_missingTags.Add(new MissingTag(RecordType.Container, "CreationTag", ContainerRecord.CreationTag));
}
}
// Static Methods
/// <summary>
/// Creates a new container record from scratch.
/// </summary>
/// <returns>The new container record.</returns>
public static ContainerRecord CreateContainerRecord()
{
Guid recordTypeTag = Record.GetTypeAsTag(RecordType.Container);
Record physicalRecord = new Record(recordTypeTag);
ContainerRecord containerRecord = new ContainerRecord(physicalRecord);
DateTime now = DateTime.UtcNow;
containerRecord.WriterMajorVersion = 1;
containerRecord.WriterMinorVersion = 5;
containerRecord.CompatibleMajorVersion = 1;
containerRecord.CompatibleMinorVersion = 0;
containerRecord.FileName = $"{now:yyyy-MM-dd_HH.mm.ss}.pqd";
containerRecord.Creation = now;
return(containerRecord);
}
/// <summary>
/// Writes the given container record to the file stream.
/// </summary>
/// <param name="containerRecord">The container record to be written to the PQDIF file.</param>
public void Write(ContainerRecord containerRecord)
{
if ((object)containerRecord == null)
{
throw new ArgumentNullException("containerRecord");
}
if (m_disposed)
{
throw new ObjectDisposedException(GetType().Name);
}
if ((object)m_containerRecord != null)
{
throw new InvalidOperationException("Only one container record can be written to a PQDIF file.");
}
ValidateContainerRecord(containerRecord);
m_containerRecord = containerRecord;
m_physicalWriter.WriteRecord(containerRecord.PhysicalRecord);
m_physicalWriter.CompressionAlgorithm = m_containerRecord.CompressionAlgorithm;
m_physicalWriter.CompressionStyle = m_containerRecord.CompressionStyle;
}
private void ValidateContainerRecord(ContainerRecord containerRecord)
{
if (!containerRecord.PhysicalRecord.Body.Collection.GetElementsByTag(ContainerRecord.VersionInfoTag).Any())
m_missingTags.Add(new MissingTag(RecordType.Container, "VersionInfoTag", ContainerRecord.VersionInfoTag));
if (!containerRecord.PhysicalRecord.Body.Collection.GetElementsByTag(ContainerRecord.FileNameTag).Any())
m_missingTags.Add(new MissingTag(RecordType.Container, "FileNameTag", ContainerRecord.FileNameTag));
if (!containerRecord.PhysicalRecord.Body.Collection.GetElementsByTag(ContainerRecord.VersionInfoTag).Any())
m_missingTags.Add(new MissingTag(RecordType.Container, "CreationTag", ContainerRecord.CreationTag));
}
/// <summary>
/// Writes the given container record to the file stream.
/// </summary>
/// <param name="containerRecord">The container record to be written to the PQDIF file.</param>
public void Write(ContainerRecord containerRecord)
{
if ((object)containerRecord == null)
throw new ArgumentNullException("containerRecord");
if (m_disposed)
throw new ObjectDisposedException(GetType().Name);
if ((object)m_containerRecord != null)
throw new InvalidOperationException("Only one container record can be written to a PQDIF file.");
ValidateContainerRecord(containerRecord);
m_containerRecord = containerRecord;
m_physicalWriter.WriteRecord(containerRecord.PhysicalRecord);
m_physicalWriter.CompressionAlgorithm = m_containerRecord.CompressionAlgorithm;
m_physicalWriter.CompressionStyle = m_containerRecord.CompressionStyle;
}