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Using a sorted map...

 
Greenhorn
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Can anyone show me an easy example of storing items in a sorted map? (The java tutorial is kinda confusing)
 
Ranch Hand
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Produces the output
 
Greg Walker
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Now what if I wanted to do a one-to-many mapping, such as a group name <K> mapped to group numbers <V>, in which the values will be stored in a List?
 
author
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http://jakarta.apache.org/commons/collections/apidocs/org/apache/commons/collections/map/MultiValueMap.html
 
Consider Paul's rocket mass heater.
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