The Download Search Results controller throws an exception. This controller also still uses the Gateway class in support of the view model and should be reviewed. The error is below.

Steps to reproduce:

1) generate search results on home page
2) select one or more dataset results
3) click "Download Files" button in the "Files Download" box on the right-hand side of the page.
4) an Internal Server Error is generated.

Log output follows:

Caused by: java.lang.IllegalArgumentException: URI is not absolute
        at java.net.URI.toURL(URI.java:1080)
        at sgf.gateway.web.controllers.browse.SearchResultsDownloadController.ha
ndleRequest(SearchResultsDownloadController.java:182)
        at org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.ha
ndle(SimpleControllerHandlerAdapter.java:48)
        at org.springframework.web.servlet.DispatcherServlet.doDispatch(Dispatch
erServlet.java:790)
        at org.springframework.web.servlet.DispatcherServlet.doService(Dispatche
rServlet.java:719)
        at org.springframework.web.servlet.FrameworkServlet.processRequest(Frame
workServlet.java:644)
        ... 63 more