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ArrayList is an implementation of List, backed by an array. All optional
operations including adding
- Map (java.util)
A Map is a data structure consisting of a set of keys and values in which each
key is mapped to a si
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Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
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- FileUtils (org.apache.commons.io)
General file manipulation utilities. Facilities are provided in the following
areas: * writing to a
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