DP44/enriched-qwen3-coder-next/DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO.md

---
source_files:
  - DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO/AbstractOLEDbWrapper.cs
  - DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO/TemplateZone.cs
  - DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO/TestObjectChannel.cs
  - DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO/CalculatedValueClass.cs
  - DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO/HardwareChannel.cs
  - DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO/TemplateRegion.cs
  - DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO/LevelTriggerChannel.cs
  - DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO/MMEFigures.cs
  - DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO/TestSetting.cs
  - DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO/TestEngineerDetails.cs
  - DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO/TestObjectMetaData.cs
  - DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO/IsoCode.cs
  - DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/ISO/CustomerDetails.cs
generated_at: "2026-04-16T04:57:15.551651+00:00"
model: "Qwen/Qwen3-Coder-Next-FP8"
schema_version: 1
sha256: "8139d487746881b8"
---

# Documentation: DatabaseExport.ISO Module (Version 57)

## 1. Purpose

This module provides data models and utility classes for exporting test data to ISO-compliant formats, specifically targeting legacy database schema version 57. It serves as a bridge between internal data structures and standardized export formats by encapsulating database row mappings, ISO code construction logic, and metadata handling. The module supports template-based channel definitions, calculated values, level triggers, hardware configuration, and customer/test engineer metadata—enabling consistent serialization and deserialization of test setup information for interoperability with external systems.

## 2. Public Interface

### `AbstractOLEDbWrapper`
- **`GetLong(IDataReader reader, string field)`**  
  Safely extracts a `long` value from an `IDataReader`. Returns `long.MinValue` if the field value is `DBNull.Value`.
- **`GetDate(IDataReader reader, string field)`**  
  Safely extracts a `DateTime` value from an `IDataReader`. Returns `DateTime.MinValue` if the field value is `DBNull.Value`.

### `TemplateZone`
- **Constructor `TemplateZone(string template, string name, string picture, string description)`**  
  Initializes a new zone with explicit values.
- **Constructor `TemplateZone(DataRow dr)`**  
  Initializes from a database row. Sets `ZoneName` to `"Default zone"` if `ZoneName` is `DBNull.Value`; sets `Description` to `""` if `ZoneDescription` is `DBNull.Value`; populates `TemplateRegions` via `TemplateRegion.GetAllRegions()`.
- **Properties**  
  - `TemplateName` (read-only)  
  - `ZoneName` (read-only, defaults to `""`)  
  - `Picture` (read-write)  
  - `Description` (read-only, defaults to `""`)  
  - `TemplateRegions` (read-write array of `TemplateRegion`)

### `TestObjectChannel`
- **`GetGraphID()`**  
  Returns `GetId() + "_CU"` if `SquibChannelType == SquibChannelTypes.Current`; otherwise returns `GetId()`.
- **`GetId()`**  
  Returns `GetIdWithSpecificChannelId(Channel.Id)`.
- **`GetIdWithSpecificChannelId(long id)`**  
  Returns formatted string: `"{SerialNumber}_{MMEChannelType}_{id}"`.
- **`GetID()` / `GetIDWithSpecificChannelId(long id)`**  
  Alias methods identical to `GetId()` / `GetIdWithSpecificChannelId(long id)`.
- **`CompareTo(TestObjectChannel right)`**  
  Compares by `DisplayOrder`, then `Name`, then `TestObject.SerialNumberOrOriginalSerialNumber` (if both non-null). Returns `1` if `right == null`.
- **Properties**  
  - `SquibChannelType` (`SquibChannelTypes` enum: `None`, `Voltage`, `Current`)  
  - `SensorSerialNumber` (read-write string, default `""`)  
  - `HardwareId` (read-write string; setter normalizes format: splits on `'_'`, keeps first two tokens, and appends everything from first `'x'` in third token)  
  - `TestObject` (read-only `ISO.TestObject`)  
  - `ChannelIDX` (read-write `int`, initialized to `CHANNEL_IDX_UNKNOWN = -1`)

### `CalculatedValueClass`
- **Constructor `CalculatedValueClass(DataRow dr)`**  
  Populates properties from `DbOperations.CalculatedChannels.Fields` enum values. Skips `DBNull.Value` fields.
- **Properties**  
  - `Id` (`int`, default `-1`)  
  - `Operation` (`Operations` enum: `SUM`, `AVERAGE`, `IRTRACC3D`, `IRTRACC3D_ABDOMEN`, `IRTRACC3D_LOWERTHORAX`; default `SUM`)  
  - `CalculatedValueCode` (`string`, default `"???????????????X"`)  
  - `InputChannelIds` (`string[]`)  
  - `InputChannelIdsBlob` (`byte[]`):  
    - Getter joins `InputChannelIds` with `CultureInfo.InvariantCulture.TextInfo.ListSeparator`, encodes to UTF-8.  
    - Setter decodes UTF-8, splits by list separator, populates `_inputChannelIds`.  
  - `CFCForInputChannels` (`string`, default `""`)  
  - `ChannelFilterClassForOutput` (`string`, default `""`)  
  - `TestSetupName` (`string`)  
  - `Name` (`string`)

### `ISOHardwareChannel`
- **Constructor `ISOHardwareChannel(ISOHardwareChannel copy, Hardware h)`**  
  Deep-copies configuration from `copy`, assigns `ParentDAS = h`.
- **Constructor `ISOHardwareChannel(DataRow dr, Hardware hardware)`**  
  Populates from `DbOperations.DAS.DASChannelFields` enum values. Throws `NotSupportedException` for unknown fields.
- **Static Method `PhysicalCompare(ISOHardwareChannel left, ISOHardwareChannel right)`**  
  Compares by `ChannelIdx`. Returns `-1`/`0`/`1` for null checks.
- **Properties**  
  - `ParentDAS` (`Hardware`)  
  - `SupportedBridges`, `SupportedSquibFireModes`, `SupportedExcitations`, `SupportedDigitalInputModes`, `SupportedDigitalOutputModes` (`int`, defaults `12`, `16`, `16`, `16`, `16`)  
  - `ChannelIdx`, `DASDisplayOrder` (`int`)  
  - `ModuleSerialNumber` (`string`, default `""`)  
  - `ModuleArrayIndex` (`int`, default `0`)  
  - `LocalOnly` (`bool`, default `false`)

### `TemplateRegion`
- **Constructor `TemplateRegion(string templateName, string zoneName, bool bLocalOnly)`**  
  Initializes with explicit values.
- **Constructor `TemplateRegion(DataRow dr)`**  
  Populates all fields from database row, including coordinate points (`UpperLeft`, `LowerRight`).
- **Static Method `GetAllRegions(string templateName, string zoneName)`**  
  Queries `tblTemplateRegions` via `DbOperations`, returns array of `TemplateRegion`. Silently ignores exceptions.
- **Properties**  
  - `TemplateName`, `TemplateZone` (read-only)  
  - `RegionNumber`, `RegionName`, `RegionDescription`, `TestObject`, `Position`, `MainLocation`, `FineLocation1-3`, `PhysicalDimension`, `Direction`, `FilterClass` (`string`)  
  - `LocalOnly` (read-only `bool`)  
  - `UpperLeft`, `LowerRight` (`System.Drawing.Point`)

### `LevelTriggerChannel`
- **Constructor `LevelTriggerChannel(LevelTriggerChannel copy)`**  
  Deep-copies all properties.
- **Constructor `LevelTriggerChannel(DataRow dr)`**  
  Populates from `DbOperations.LevelTriggers.Fields` enum values. Silently ignores exceptions.
- **Properties**  
  - `TestSetupName`, `GroupSerialNumber`, `TestObjectChannelId`, `HardwareChannelId`, `SensorSerialNumber` (`string`, defaults `""`)  
  - `GreaterThanEnabled`, `LessThanEnabled` (`bool`, defaults `true`, `false`)  
  - `GreaterThanThresholdEU`, `LessThanThresholdEU` (`double`, defaults `0D`)  
  - `TriggerBetweenBounds`, `TriggerOutsideBounds` (`bool`, defaults `false`)  
  - `InsideUpperLevelEU`, `InsideLowerLevelEU`, `OutsideUpperLevelEU`, `OutsideLowerLevelEU` (`double`, defaults `0D`)

### `MMEFigures`
- **Constructor `MMEFigures(...)`**  
  Initializes all fields explicitly.
- **Static Method `GetFigures()`**  
  Queries `MMEFIGURES` table via `DbOperations.GetISOCommand()`, returns array of `MMEFigures`. Silently ignores exceptions during row processing.
- **Properties**  
  - `ID`, `IntAuthor`, `IntVersion` (`long`)  
  - `TxtShortName`, `TxtDescription`, `TxtRemarks`, `TxtImageFile`, `TxtSortKey`, `TxtPath`, `Last_Change_Text`, `History` (`string`)  
  - `DatRevision`, `Last_Change` (`DateTime`)  
  - `IntPage`, `IntPages` (`ushort`)  
  - `BolExpired` (`bool`)  
  - `BitStdPath` (`bool`)  
  - `IntIDStdPath` (`long`)

### `TestSetting` & `TestSettingDictionary`
- **`TestSetting`**  
  - **Constructor `TestSetting(string id, string value, string defaultValue)`**  
  - **`ToSerializeString()`**  
    Returns `"id=value"` with `=` replaced by `"_x_"` in both fields.  
  - **Static `TryParse(string s, out TestSetting ts)`**  
    Parses `"id=value"` format (reverses `"_x_"` → `"="`). Returns `false` if parsing fails.  
- **`TestSettingDictionary`**  
  - **`GetValue(string ID, string defaultValue)`**  
    Returns `_lookup[ID].Value` if exists and non-null; otherwise `_lookup[ID].DefaultValue`; otherwise `defaultValue`.  
  - **`SetValue(TestSetting setting, string value)`**  
    Replaces entry for `setting.Id` with new `TestSetting` (preserves `Id`, `DefaultValue`, sets `Value = value`).  
  - **`SetValue(TestSetting setting)`**  
    Adds/updates entry with `setting`.  
  - **`SetValue(string id, string value)`**  
    Adds new entry or updates `Value` if key exists.  
  - **`ToSerializeString()` / `LoadSettings(string s)`**  
    Serializes/deserializes settings using `"id=value"` pairs separated by `CultureInfo.InvariantCulture.TextInfo.ListSeparator`, with internal `"_X_"` escaping.

### `TestEngineerDetails`
- **Constructor `TestEngineerDetails(DataRow dr)`**  
  Populates from `tblTestEngineerDetails` row.
- **Static Method `GetAllTestEngineerDetails()`**  
  Queries `tblTestEngineerDetails`, returns array. Silently ignores exceptions.
- **Properties**  
  - `Name`, `TestEngineerName`, `TestEngineerPhone`, `TestEngineerFax`, `TestEngineerEmail` (`string`; setters ignore empty strings for engineer fields)  
  - `LocalOnly` (`bool`)  
  - `LastModified` (`DateTime`)  
  - `LastModifiedBy` (`string`)  
  - `Version` (`int`, default `1`)  
  - **`GetValues()`**  
    Returns `Dictionary<string, string>` of all fields.

### `TestObjectMetaData` & `TestSetupMetaData`
- **`TestObjectMetaData`**  
  - **Constructor `TestObjectMetaData(char testobject)`**  
    Initializes properties from `Fields`, `CommentFields`, `OptionFields` enums. Sets `NOVALUE` defaults (except `VelocityOfTestObject`, `MassOfTestObject` → `""`).  
  - **Properties**  
    - `Version` (`double`, default `1.06`)  
    - `NOVALUE = "NOVALUE"`  
    - `TestObject` (`char`, default `'?'`)  
    - `Properties` (`MetaData[]`)  
- **`TestSetupMetaData`**  
  - **Constructor `TestSetupMetaData(bool requireXCrashCompatibilityForISOExports)`**  
    Initializes properties from `Fields` enum. Sets `NOVALUE` or `""` based on `requireXCrashCompatibilityForISOExports`.  
  - **`SetProperty(MetaData meta, bool requireXCrashCompatibilityForISOExports)`**  
    Overrides `NOVALUE` → `""` for specific fields if `requireXCrashCompatibilityForISOExports` is `true`.  
  - **Properties**  
    - `Version` (`double`, default `1.06`)  
    - `NOVALUE = "NOVALUE"`, `MEDIADEFAULT = "1/1"`  
    - `TestObject = '_'`  
    - `Properties` (`MetaData[]`)  
- **`MetaData`**  
  - **Constructor `MetaData(string name, bool optional, string value, double version)`**  
  - **Properties**  
    - `Name`, `Value` (`string`)  
    - `IsOptional`, `Version` (`bool`, `double`)

### `IsoCode`
- **Constructor `IsoCode(string isoCode)`**  
  Normalizes input to 16 characters (truncates or pads with `'?'`).
- **Static Methods**  
  - **`GetString(MMEPossibleChannels, MMETestObjects, MMEPositions, MMEFilterClasses)`**  
    Constructs 16-char ISO code from components. Uses `'?'` for null inputs.  
  - **`GetString(MMEPossibleChannels, bool careAboutTestTimeFields)`**  
    Same as above, but masks `TestObject` and `FilterClass` to `'?'` if `careAboutTestTimeFields == false`.  
  - **`GetString(string testObject, string position, string main, string floc1, string floc2, string floc3, string physdim, string dir, string fc)`**  
    Concatenates inputs into 16-char code (no padding/truncation).  
- **Properties**  
  - `TestObject`, `Position`, `MainLocation`, `FineLocation1-3`, `PhysicalDimension`, `Direction`, `FilterClass` (read-write `string`; setters enforce 1-char/4-char/2-char constraints)  
  - `StringRepresentation` (`string`):  
    - Getter: returns full 16-char code.  
    - Setter: pads with `'0'` if shorter than 16.

### `CustomerDetails`
- **Constructor `CustomerDetails(DataRow dr)`**  
  Populates from `tblCustomerDetails` row.
- **Static Method `GetAllCustomerDetails()`**  
  Queries `tblCustomerDetails`, returns array. Silently ignores exceptions.
- **Properties**  
  - `Name`, `CustomerName`, `CustomerTestRefNumber` (`string`)  
  - `ProjectRefNumber`, `CustomerOrderNumber`, `CustomerCostUnit` (`string`; setters ignore empty strings)  
  - `LocalOnly` (`bool`)  
  - `LastModified` (`DateTime`)  
  - `LastModifiedBy` (`string`)  
  - `Version` (`int`, default `1`)  
  - **`GetValues()`**  
    Returns `Dictionary<string, string>` of all fields.

## 3. Invariants

- **`AbstractOLEDbWrapper`**:  
  - `GetLong` never throws on `DBNull`; returns `long.MinValue`.  
  - `GetDate` never throws on `DBNull`; returns `DateTime.MinValue`.

- **`TemplateZone`**:  
  - `ZoneName` defaults to `"Default zone"` only if `DBNull.Value` in DB row; otherwise preserved.  
  - `Description` defaults to `""` if `DBNull.Value` in DB row.

- **`TestObjectChannel`**:  
  - `HardwareId` setter enforces format: splits on `'_'`, expects 3 tokens, and reassembles first two tokens + suffix from third token after first `'x'`.  
  - `CompareTo` uses `DisplayOrder` as primary key; `Name` as secondary; `SerialNumberOrOriginalSerialNumber` as tertiary (if both non-null).

- **`CalculatedValueClass`**:  
  - `InputChannelIdsBlob` getter/setter uses `CultureInfo.InvariantCulture.TextInfo.ListSeparator` (typically `','`), not locale-specific.  
  - `CalculatedValueCode` defaults to `"???????????????X"` (15 chars + `'X'`).

- **`IsoCode`**:  
  - `StringRepresentation` setter pads with `'0'` if input < 16 chars.  
  - All individual properties enforce fixed widths:  
    - `TestObject`, `Position`, `Direction`, `FilterClass`: 1 char  
    - `MainLocation`: 4 chars  
    - `FineLocation1-3`: 2 chars each  
    - `PhysicalDimension`: 2 chars  
  - Total length always 16 characters.

- **`TestSettingDictionary`**:  
  - `ToSerializeString` escapes `ListSeparator` → `"_X_"` in serialized values.  
  - `LoadSettings` preserves existing default settings; only updates `Value` if key exists.

## 4. Dependencies

### Internal Dependencies
- **`DbOperations`** (referenced via `DbOperations.GetCommand()`, `DbOperations.GetISOCommand()`, `DbOperations.CreateParam()`, `DbOperations.Connection.QueryDataSet()`):  
  Provides database access utilities (SQL command creation, parameterization, query execution).  
- **`ISO.TestObject`** (used in `TestObjectChannel.TestObject`):  
  Referenced but not defined in provided files.  
- **`ISO.TestObjectTemplate`** (used in `TestObjectChannel` constructor):  
  Referenced but not defined in provided files.  
- **`Hardware`** (used in `ISOHardwareChannel.ParentDAS`):  
  Referenced but not defined in provided files.  
- **`MMEPossibleChannels`, `MMETestObjects`, `MMEPositions`, `MMEFilterClasses`** (used in `IsoCode.GetString`):  
  Referenced but not defined in provided files.

### External Dependencies
- **`System.Data`** (`System.Data.OleDb`, `System.Data.SqlClient`):  
  Used for `IDataReader`, `DataRow`, `SqlDbType`, `OleDbCommand`.  
- **`System.Text`**:  
  Used for `StringBuilder`, `Encoding.UTF8`.  
- **`System.Drawing`**:  
  Used for `System.Drawing.Point` in `TemplateRegion.UpperLeft/LowerRight`.  
- **`System.Globalization`**:  
  Used for `CultureInfo.InvariantCulture.TextInfo.ListSeparator`.

### Inferred Usage
- `TemplateRegion.GetAllRegions()` and `TestEngineerDetails.GetAllTestEngineerDetails()`/`CustomerDetails.GetAllCustomerDetails()` imply database persistence layer.  
- `TestSettingDictionary` serialization suggests configuration storage/retrieval (e.g., XML, DB).  
- `CalculatedValueClass` and `LevelTriggerChannel` imply integration with channel processing logic.

## 5. Gotchas

- **`AbstractOLEDbWrapper.GetDate`**:  
  Returns `DateTime.MinValue` for `DBNull`, which may be ambiguous if `DateTime.MinValue` is a valid value in the domain. Consider using `DateTime?` or sentinel values.

- **`TestObjectChannel.HardwareId` setter**:  
  Mutates input by stripping characters after first `'x'` in the third token. This may cause data loss if `'x'` appears elsewhere in the hardware ID.

- **`CalculatedValueClass.InputChannelIdsBlob`**:  
  Uses `