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helper function for checking if a url is absolute or not

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Gered 2014-09-03 08:49:23 -04:00
parent e4689d03eb
commit cc7b3f38f4
1 changed files with 12 additions and 0 deletions
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12
src/clj_hl7_fhir/core.clj
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@ -257,6 +257,18 @@
(url)
(.toString))))
(defn absolute-url?
"returns true if the passed URL is an absolute URL, false if not. if the value
passed in is not a string (or an empty string) an exception is thrown."
[^String resource-url]
(if (and (string? resource-url)
(not (str/blank? resource-url)))
(boolean
(try
(url resource-url)
(catch Exception ex)))
(throw (new Exception "Invalid URL or non-string value."))))
(defn collect-resources
"returns a sequence containing all of the resources contained in the given bundle.
deleted resources listed in the bundle will not be included in the returned