Hamcrest API and Utility Classes
org.hamcrest The stable API defining Matcher and its associated interfaces and classes.

 

Matcher Library
org.hamcrest.beans Matchers of Java Bean properties and their values.
org.hamcrest.collection Matchers of arrays and collections.
org.hamcrest.core Fundamental matchers of objects and values, and composite matchers.
org.hamcrest.internal  
org.hamcrest.number Matchers that perform numeric comparisons.
org.hamcrest.object Matchers that inspect objects and classes.
org.hamcrest.text Matchers that perform text comparisons.
org.hamcrest.text.pattern  
org.hamcrest.xml Matchers of XML documents.