com.antelmann.util
Interface PatternExtractor<TYPE,PATTERN>

public interface PatternExtractor<TYPE,PATTERN>

PatternExtractor provides a way to group objects by a pattern defined by an implementation. Examples for such a pattern would be a hash code, the toString() method or more object specific things, like group Date objects by their month.

Author:

Holger Antelmann

Method Summary

PATTERN

extractPattern(TYPE obj) depending on implementation, this method may return null

Method Detail

extractPattern

PATTERN extractPattern(TYPE obj)

depending on implementation, this method may return null