1.5

No code changes, just added license headers in order to support some parties interested in consuming it for commercial work.

1.4

• Fixed known issues with the predicate visitor against enums and multivalued fields.
• Added support for regex patterns against any StringProperty along with implementation for each visitor.

1.3

• Added support for visitors that must maintain contextual information.
• Added "FieldPath" abstraction for identifying targeted fields on a model, includes capturing information for AST nodes who originated as part of parsing a subquery. This was necessary to fix a bug in the elasticsearch visitor implementation that resulted in incorrect nested queries being generated.
• Fixed bug in elasticsearch visitor per above ^

1.2

Added enum property
Inherited from parent pom.xml

Release 1.1

• Fixed a bug where the "not in" operator for the RSQL visitor had been represented by "=nin=" whereas the parsing library actually requires "=out="
• Added support for the value of a subquery expression to be either a qbuilder condition or another query tree node

Release 1.0

Initial release includes out of box support for elasticsearch, mongodb, rsql, and java.util.Predicate target types.