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From Richard Liang <richard.lian...@gmail.com>
Subject Re: [classlib][luni] Enhance the functionalities provided by BitSet
Date Thu, 03 Aug 2006 06:40:40 GMT

Spark Shen wrote:
> Hi All:
> IMHO, EnumSet provides a set view of enum types. According to its 
> spec, "Enum sets are represented internally as bit vectors".
> To avoid to re-invent the wheel, it could be more reasonable to 
> utilize java.util.BitSet class to support the implementation of EnumSet.
Agree :-)

> While current API methods provided by BitSet is not enough, I need to 
> extend the function provided by BitSet. There are 2 options:
> 1. Implement these extension methods in BitSet directly as package 
> private methods
> 2. Construct a package private utility class in 
> org.apache.harmony.luni.util package, and implement extensions in this 
> implementation class.
> I prefer the first option, since there is not many classes need these 
> extension. If no objections, I will adopt the first schema.
IMHO, it depends on the relationship between the extended functions and 
the whole class. Would you please provide more detail information? 
Thanks a lot.

> Best regards.

Richard Liang
China Software Development Lab, IBM 

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