Gson v1.7 Release Notes
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2011-04-12 (Targeted: Jan 2011)
- No need to define no-args constructors for classes serialized with Gson
- Ability to register a hierarchical type adapter
- Support for serialization and deserialization of maps with complex keys
- Serialization and deserialization specific exclusion strategies
- Allow concrete data structure fields without type adapters
- Fixes "type" management (i.e. Wildcards, etc.)
- Major performance enhancements by reducing the need for Java reflection 👀 See detailed announcement at this thread in the Gson Google Group.