Quick and dirty methods for cleaning URLs represented as Strings using String methods.

urlCleaning.groovy

// Clean up double slashes
// uses negative lookbehind pattern (?<!text)
def input = 'http://host//path/with//some/segments//double//slashed'
assert input.replaceAll("(?<!\\:)//", "/") == 'http://host/path/with/some/segments/double/slashed'