/// <summary>
/// Initializes a new instance of the <see cref="MetadataRecord"/> class.
/// </summary>
/// <param name="historianID">Historian identifier of <see cref="MetadataRecord"/>.</param>
/// <param name="legacyMode">Legacy mode of <see cref="MetadataFile"/>.</param>
public MetadataRecord(int historianID, MetadataFileLegacyMode legacyMode)
{
if (historianID < 0)
{
throw new ArgumentOutOfRangeException(nameof(historianID));
}
HistorianID = historianID;
m_remarks = string.Empty;
m_hardwareInfo = string.Empty;
m_emailAddresses = string.Empty;
m_description = string.Empty;
m_currentData = string.Empty;
m_name = string.Empty;
m_synonym1 = string.Empty;
m_synonym2 = string.Empty;
m_synonym3 = string.Empty;
m_pagerNumbers = string.Empty;
m_phoneNumbers = string.Empty;
m_plantCode = string.Empty;
m_system = string.Empty;
m_emailTime = string.Empty;
m_securityFlags = new MetadataRecordSecurityFlags();
m_generalFlags = new MetadataRecordGeneralFlags();
m_alarmFlags = new MetadataRecordAlarmFlags();
m_analogFields = new MetadataRecordAnalogFields(legacyMode);
m_digitalFields = new MetadataRecordDigitalFields(legacyMode);
m_composedFields = new MetadataRecordComposedFields(legacyMode);
m_constantFields = new MetadataRecordConstantFields();
m_legacyMode = legacyMode;
}
/// <summary>
/// Opens the file.
/// </summary>
public override void Open()
{
// Handle special cases for readers
if (!PersistSettings || FileAccessMode == FileAccess.Read)
{
// Need to fall back on using old file format if a new one doesn't exist for historical reads
if (!File.Exists(FileName) && !string.IsNullOrEmpty(m_baseFileName) && File.Exists(m_baseFileName))
{
base.FileName = m_baseFileName;
}
// Use new file format if a newer one exists
if (m_legacyMode != MetadataFileLegacyMode.Enabled && !FileName.EndsWith("2") && File.Exists(FileName + "2"))
{
FileName += "2";
}
// Fall back on legacy mode if needed
if (!FileName.EndsWith("2") && File.Exists(FileName))
{
m_legacyMode = MetadataFileLegacyMode.Enabled;
}
}
base.Open();
}
internal MetadataRecordDigitalFields(BinaryReader reader)
{
m_legacyMode = MetadataFileLegacyMode.Disabled;
m_setDescription = reader.ReadString();
m_clearDescription = reader.ReadString();
m_alarmState = reader.ReadInt32();
m_alarmDelay = reader.ReadSingle();
}
/// <summary>
/// Initializes a new instance of the <see cref="MetadataRecordComposedFields"/> class.
/// </summary>
/// <param name="legacyMode">Legacy mode of <see cref="MetadataFile"/>.</param>
internal MetadataRecordComposedFields(MetadataFileLegacyMode legacyMode)
{
m_engineeringUnits = string.Empty;
m_equation = string.Empty;
m_inputPointers = new List <int>();
for (int i = 0; i < 12; i++)
{
m_inputPointers.Add(default(int));
}
m_legacyMode = legacyMode;
}
internal MetadataRecordAnalogFields(BinaryReader reader)
{
m_legacyMode = MetadataFileLegacyMode.Disabled;
m_engineeringUnits = reader.ReadString();
m_highAlarm = reader.ReadSingle();
m_lowAlarm = reader.ReadSingle();
m_highRange = reader.ReadSingle();
m_lowRange = reader.ReadSingle();
m_highWarning = reader.ReadSingle();
m_lowWarning = reader.ReadSingle();
m_exceptionLimit = reader.ReadSingle();
m_compressionLimit = reader.ReadSingle();
m_alarmDelay = reader.ReadSingle();
m_displayDigits = reader.ReadInt32();
}
internal MetadataRecordComposedFields(BinaryReader reader)
{
m_legacyMode = MetadataFileLegacyMode.Disabled;
m_highAlarm = reader.ReadSingle();
m_lowAlarm = reader.ReadSingle();
m_highRange = reader.ReadSingle();
m_lowRange = reader.ReadSingle();
m_lowWarning = reader.ReadSingle();
m_highWarning = reader.ReadSingle();
m_displayDigits = reader.ReadInt32();
m_inputPointers = new List <int>();
int count = reader.ReadInt32();
for (int i = 0; i < count; i++)
{
m_inputPointers.Add(reader.ReadInt32());
}
m_engineeringUnits = reader.ReadString();
m_equation = reader.ReadString();
m_compressionLimit = reader.ReadSingle();
}
internal MetadataRecordComposedFields(BinaryReader reader)
{
m_legacyMode = MetadataFileLegacyMode.Disabled;
m_highAlarm = reader.ReadSingle();
m_lowAlarm = reader.ReadSingle();
m_highRange = reader.ReadSingle();
m_lowRange = reader.ReadSingle();
m_lowWarning = reader.ReadSingle();
m_highWarning = reader.ReadSingle();
m_displayDigits = reader.ReadInt32();
m_inputPointers = new List<int>();
int count = reader.ReadInt32();
for (int i = 0; i < count; i++)
{
m_inputPointers.Add(reader.ReadInt32());
}
m_engineeringUnits = reader.ReadString();
m_equation = reader.ReadString();
m_compressionLimit = reader.ReadSingle();
}
/// <summary>
/// Initializes a new instance of the <see cref="MetadataRecordAnalogFields"/> class.
/// </summary>
/// <param name="legacyMode">Legacy mode of <see cref="MetadataFile"/>.</param>
internal MetadataRecordAnalogFields(MetadataFileLegacyMode legacyMode)
{
m_engineeringUnits = string.Empty;
m_legacyMode = legacyMode;
}
/// <summary>
/// Initializes a new instance of the <see cref="MetadataRecordAnalogFields"/> class.
/// </summary>
/// <param name="legacyMode">Legacy mode of <see cref="MetadataFile"/>.</param>
internal MetadataRecordAnalogFields(MetadataFileLegacyMode legacyMode)
{
m_engineeringUnits = string.Empty;
m_legacyMode = legacyMode;
}
/// <summary>
/// Initializes a new instance of the <see cref="MetadataFile"/> class.
/// </summary>
public MetadataFile()
{
SettingsCategory = this.GetType().Name;
m_legacyMode = MetadataFileLegacyMode.Disabled; // Default to only using new file format
m_records = new Dictionary <int, MetadataRecord>();
}
internal MetadataRecordAnalogFields(BinaryReader reader)
{
m_legacyMode = MetadataFileLegacyMode.Disabled;
m_engineeringUnits = reader.ReadString();
m_highAlarm = reader.ReadSingle();
m_lowAlarm = reader.ReadSingle();
m_highRange = reader.ReadSingle();
m_lowRange = reader.ReadSingle();
m_highWarning = reader.ReadSingle();
m_lowWarning = reader.ReadSingle();
m_exceptionLimit = reader.ReadSingle();
m_compressionLimit = reader.ReadSingle();
m_alarmDelay = reader.ReadSingle();
m_displayDigits = reader.ReadInt32();
}
/// <summary>
/// Initializes a new instance of the <see cref="MetadataRecordComposedFields"/> class.
/// </summary>
/// <param name="legacyMode">Legacy mode of <see cref="MetadataFile"/>.</param>
internal MetadataRecordComposedFields(MetadataFileLegacyMode legacyMode)
{
m_engineeringUnits = string.Empty;
m_equation = string.Empty;
m_inputPointers = new List<int>();
for (int i = 0; i < 12; i++)
{
m_inputPointers.Add(default(int));
}
m_legacyMode = legacyMode;
}
/// <summary>
/// Initializes a new instance of the <see cref="MetadataRecord"/> class.
/// </summary>
/// <param name="historianID">Historian identifier of <see cref="MetadataRecord"/>.</param>
/// <param name="legacyMode">Legacy mode of <see cref="MetadataFile"/>.</param>
public MetadataRecord(int historianID, MetadataFileLegacyMode legacyMode)
{
m_historianID = historianID;
m_remarks = string.Empty;
m_hardwareInfo = string.Empty;
m_emailAddresses = string.Empty;
m_description = string.Empty;
m_currentData = string.Empty;
m_name = string.Empty;
m_synonym1 = string.Empty;
m_synonym2 = string.Empty;
m_synonym3 = string.Empty;
m_pagerNumbers = string.Empty;
m_phoneNumbers = string.Empty;
m_plantCode = string.Empty;
m_system = string.Empty;
m_emailTime = string.Empty;
m_securityFlags = new MetadataRecordSecurityFlags();
m_generalFlags = new MetadataRecordGeneralFlags();
m_alarmFlags = new MetadataRecordAlarmFlags();
m_analogFields = new MetadataRecordAnalogFields(legacyMode);
m_digitalFields = new MetadataRecordDigitalFields(legacyMode);
m_composedFields = new MetadataRecordComposedFields(legacyMode);
m_constantFields = new MetadataRecordConstantFields();
m_legacyMode = legacyMode;
}
/// <summary>
/// Initializes a new instance of the <see cref="MetadataRecordDigitalFields"/> class.
/// </summary>
/// <param name="legacyMode">Legacy mode of <see cref="MetadataFile"/>.</param>
internal MetadataRecordDigitalFields(MetadataFileLegacyMode legacyMode)
{
m_setDescription = string.Empty;
m_clearDescription = string.Empty;
m_legacyMode = legacyMode;
}
/// <summary>
/// Initializes a new instance of the <see cref="MetadataRecord"/> class.
/// </summary>
/// <param name="historianID">Historian identifier of <see cref="MetadataRecord"/>.</param>
/// <param name="legacyMode">Legacy mode of <see cref="MetadataFile"/>.</param>
/// <param name="buffer">Binary image to be used for initializing <see cref="MetadataRecord"/>.</param>
/// <param name="startIndex">0-based starting index of initialization data in the <paramref name="buffer"/>.</param>
/// <param name="length">Valid number of bytes in <paramref name="buffer"/> from <paramref name="startIndex"/>.</param>
public MetadataRecord(int historianID, MetadataFileLegacyMode legacyMode, byte[] buffer, int startIndex, int length)
: this(historianID, legacyMode)
{
ParseBinaryImage(buffer, startIndex, length);
}
/// <summary>
/// Initializes a new instance of the <see cref="MetadataRecord"/> class.
/// </summary>
/// <param name="historianID">Historian identifier of <see cref="MetadataRecord"/>.</param>
/// <param name="legacyMode">Legacy mode of <see cref="MetadataFile"/>.</param>
/// <param name="buffer">Binary image to be used for initializing <see cref="MetadataRecord"/>.</param>
/// <param name="startIndex">0-based starting index of initialization data in the <paramref name="buffer"/>.</param>
/// <param name="length">Valid number of bytes in <paramref name="buffer"/> from <paramref name="startIndex"/>.</param>
public MetadataRecord(int historianID, MetadataFileLegacyMode legacyMode, byte[] buffer, int startIndex, int length)
: this(historianID, legacyMode)
{
ParseBinaryImage(buffer, startIndex, length);
}
internal MetadataRecordDigitalFields(BinaryReader reader)
{
m_legacyMode = MetadataFileLegacyMode.Disabled;
m_setDescription = reader.ReadString();
m_clearDescription = reader.ReadString();
m_alarmState = reader.ReadInt32();
m_alarmDelay = reader.ReadSingle();
}
/// <summary>
/// Initializes a new instance of the <see cref="MetadataRecordDigitalFields"/> class.
/// </summary>
/// <param name="legacyMode">Legacy mode of <see cref="MetadataFile"/>.</param>
internal MetadataRecordDigitalFields(MetadataFileLegacyMode legacyMode)
{
m_setDescription = string.Empty;
m_clearDescription = string.Empty;
m_legacyMode = legacyMode;
}
