bug#26803: [PATCH 14/36] gnu: Add java-commons-collections4.

[Roel Janssen]

Ricardo Wurmus writes:

> * gnu/packages/java.scm (java-commons-collections4): New variable.
> ---
>  gnu/packages/java.scm | 60 
> +++++++++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 60 insertions(+)
>
> diff --git a/gnu/packages/java.scm b/gnu/packages/java.scm
> index 36d80ff1d..f595af58c 100644
> --- a/gnu/packages/java.scm
> +++ b/gnu/packages/java.scm
> @@ -1564,3 +1564,63 @@ nano/micro/milli/macro benchmarks written in Java and 
> other languages
>  targetting the JVM.")
>      ;; GPLv2 only
>      (license license:gpl2)))
> +
> +(define-public java-commons-collections4
> +  (package
> +    (name "java-commons-collections4")
> +    (version "4.1")
> +    (source (origin
> +              (method url-fetch)
> +              (uri (string-append 
> "mirror://apache/commons/collections/source/"
> +                                  "commons-collections4-" version 
> "-src.tar.gz"))
> +              (sha256
> +               (base32
> +                "1krfhvggympq4avk7gh6qafzf6b9ip6r1m4lmacikyx04039m0wl"))))
> +    (build-system ant-build-system)
> +    (arguments
> +     `(#:test-target "test"
> +       #:make-flags
> +       (let ((hamcrest (assoc-ref %build-inputs "java-hamcrest-core"))
> +             (junit    (assoc-ref %build-inputs "java-junit"))
> +             (easymock (assoc-ref %build-inputs "java-easymock")))
> +         (list (string-append "-Djunit.jar=" junit "/share/java/junit.jar")
> +               (string-append "-Dhamcrest.jar=" hamcrest
> +                              "/share/java/hamcrest-core.jar")
> +               (string-append "-Deasymock.jar=" easymock
> +                              "/share/java/easymock.jar")))
> +       #:phases

Ha! Cool.

> +       (modify-phases %standard-phases
> +         (replace 'install
> +           (install-jars "target")))))
> +    (native-inputs
> +     `(("java-junit" ,java-junit)
> +       ("java-hamcrest-core" ,java-hamcrest-core)
> +       ("java-easymock" ,java-easymock)))
> +    (home-page "http://commons.apache.org/collections/";)
> +    (synopsis "Collections framework")
> +    (description "The Java Collections Framework is the recognised standard
> +for collection handling in Java.  Commons-Collections seek to build upon the
> +JDK classes by providing new interfaces, implementations and utilities.  
> There
> +are many features, including:
> +
> address@hidden
> address@hidden @code{Bag} interface for collections that have a number of 
> copies of
> +  each object
> address@hidden @code{BidiMap} interface for maps that can be looked up from 
> value to
> +  key as well and key to value
> address@hidden @code{MapIterator} interface to provide simple and quick 
> iteration over
> +  maps
> address@hidden Transforming decorators that alter each object as it is added 
> to the
> +  collection
> address@hidden Composite collections that make multiple collections look like 
> one
> address@hidden Ordered maps and sets that retain the order elements are added 
> in,
> +  including an LRU based map
> address@hidden Reference map that allows keys and/or values to be garbage 
> collected
> +  under close control
> address@hidden Many comparator implementations
> address@hidden Many iterator implementations
> address@hidden Adapter classes from array and enumerations to collections
> address@hidden Utilities to test or create typical set-theory properties of 
> collections
> +  such as union, intersection, and closure.
> address@hidden itemize\n")
> +    (license license:asl2.0)))

Very elaborate description.  Nice!

LGTM.

Kind regards,
Roel Janssen