# Package org.apache.tools.ant.property

Contains helper classes for Ant properties.

- Interface Summary
  Interface | Description
  --- | ---
  GetProperty | Interface to a class (normally PropertyHelper) to get a property.
  ParseNextProperty | Helper for `PropertyExpander` that can be used to expand property references to values.
  PropertyExpander | Responsible for locating a property reference inside a String.

- Class Summary
  Class | Description
  --- | ---
  LocalProperties | Thread local class containing local properties.
  LocalPropertyStack | A stack of local property maps.
  NullReturn | Class to represent a null and to stop the chain of lookups.
  ParseProperties | Parse properties using a collection of expanders.
  ResolvePropertyMap | Class to resolve properties in a map.