OpenCDISC Validator version 1.1 (released 02-June-2010)

API
- Added Settings class to API to expose internal configurable properties (enhancement)
- Added lib/properties/settings.properties to define settings externally (enhancement)
- Added MessageMetrics, making it possible to get information about messages generated during validation (enhancement)
- Updated SimpleMetrics to make it thread-safe (enhancement)

Engine
- Added multithreading support (enhancement)
- Added support for showing additional variables in report messages; see change comment in Configuration section (enhancement)
- Added support for optional expression variables, which receive a null DataEntry when not present; see change comment in Configuration section (enhancement / bug fix)
- Added support for checks against a global metadata table; see change comment in Configuration section (enhancement)
- Added support for defining rule SD0061 natively in configuration; see change comment in Configuration section (enhancement)
- Added support for accepting Lookup Where clause failure as a positive condition, preventing error generation; see change Comment in Configuration section (enhancement / bug fix)
- Updated scripting environment to custom solution to reduce overhead caused by BeanShell (enhancement)
- Updated XmlConfigurationParser to receive cues about when to drop rules based on codelist presence, for Controlled Terminology; see change comment in Configuration section (enhancement)
- Updated implicity type determination methodology in DataEntry to improve performance / reduce blocking condition scenario in multithreading mode (enhancement / bug fix)
- Fixed NullPointerException when SimpleAttribute had been assigned with a null value in DefineDocumentGenerator (bug fix)
- Fixed situation where DefineDocumentGenerator would create ItemDefs with DataType="datetime" and blank Length attribute (bug fix)
- Fixed SasTransportDataSource so it uses the correct encoding when converting the byte stream to Java strings (bug fix)
- Fixed SasTransportDataSource so it handles short observations at the end of the file correctly (bug fix)
- Removed some unnecessary code fragments and text entries (maintenance)

Configuration
- Added Display attribute on rule definition elements to select additional variables for viewing in the report (enhancement)
- Added Optional attribute on scriptable rule definition elements to select optional expression variables (enhancement / bug fix)
- Added GLOBAL ItemGroupDef to define rules to be run against the global metadata table (enhancement)
- Added ActiveUnless attribute on rule definition elements to drop the rule when a certain magic variable condition is true; currently only %Variables[VAR].Define.WithCodeList% (enhancement)
- Added support for %Domains.Define% in Terms attribute for rule definition elements in the GLOBAL ItemGroupDef (enhancement)
- Added support for WhereFailure="Ignore" on lookup rule definitions to avoid failing lookup if Where condition fails (enhancement / bug fix)

GUI
- Added support for multiple progress update threads


OpenCDISC Validator version 1.0.1 (released 17-March-2010)

Engine
- Added relative path resolution support for environments where the current working directory is not set correctly (bug fix)
- Added support in SasTransportDataSource for header record padding other than ASCII spaces (bug fix)
- Fixed NullPointerException when an invalid codelist was referenced in the codelist template in DefineDocumentGenerator (bug fix)

GUI
- Updated location of interface.xml in distribution package to lib/properties/interface.xml (maintenance)
- Fixed condition where selected values were not persisted while toggling between specifications (bug fix)