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authormguetlein <martin.guetlein@gmail.com>2011-02-07 15:35:53 +0100
committermguetlein <martin.guetlein@gmail.com>2011-02-07 15:35:53 +0100
commit281a0bade2ca1d1bb040c54704650b69f6da24a5 (patch)
treef2ffd62955b2957bb63c33440d2cc887826a0d34 /lib/algorithm.rb
parent9848197e9e0830c569ae2addcd404c59c0a53180 (diff)
.find method raises error if opentox-object not found, extending validation.rb
Diffstat (limited to 'lib/algorithm.rb')
-rw-r--r--lib/algorithm.rb11
1 files changed, 4 insertions, 7 deletions
diff --git a/lib/algorithm.rb b/lib/algorithm.rb
index bfa9860..af8dfaf 100644
--- a/lib/algorithm.rb
+++ b/lib/algorithm.rb
@@ -31,18 +31,15 @@ module OpenTox
class Generic
include Algorithm
- # Find Generic Opentox Algorithm via URI, and loads metadata
+ # Find Generic Opentox Algorithm via URI, and loads metadata, could raise NotFound/NotAuthorized error
# @param [String] uri Algorithm URI
- # @return [OpenTox::Algorithm::Generic] Algorithm instance, nil if alogrithm was not found
+ # @return [OpenTox::Algorithm::Generic] Algorithm instance
def self.find(uri, subjectid=nil)
return nil unless uri
alg = Generic.new(uri)
alg.load_metadata( subjectid )
- if alg.metadata==nil or alg.metadata.size==0
- nil
- else
- alg
- end
+ raise "cannot load algorithm metadata" if alg.metadata==nil or alg.metadata.size==0
+ alg
end
end