diff options
Diffstat (limited to 'trunk/lib/rubygems/source_info_cache_entry.rb')
-rw-r--r-- | trunk/lib/rubygems/source_info_cache_entry.rb | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/trunk/lib/rubygems/source_info_cache_entry.rb b/trunk/lib/rubygems/source_info_cache_entry.rb new file mode 100644 index 0000000000..c3f75e5b99 --- /dev/null +++ b/trunk/lib/rubygems/source_info_cache_entry.rb @@ -0,0 +1,56 @@ +require 'rubygems' +require 'rubygems/source_index' +require 'rubygems/remote_fetcher' + +## +# Entries held by a SourceInfoCache. + +class Gem::SourceInfoCacheEntry + + ## + # The source index for this cache entry. + + attr_reader :source_index + + ## + # The size of the of the source entry. Used to determine if the + # source index has changed. + + attr_reader :size + + ## + # Create a cache entry. + + def initialize(si, size) + @source_index = si || Gem::SourceIndex.new({}) + @size = size + @all = false + end + + def refresh(source_uri, all) + begin + marshal_uri = URI.join source_uri.to_s, "Marshal.#{Gem.marshal_version}" + remote_size = Gem::RemoteFetcher.fetcher.fetch_size marshal_uri + rescue Gem::RemoteSourceException + yaml_uri = URI.join source_uri.to_s, 'yaml' + remote_size = Gem::RemoteFetcher.fetcher.fetch_size yaml_uri + end + + # TODO Use index_signature instead of size? + return false if @size == remote_size and @all + + updated = @source_index.update source_uri, all + @size = remote_size + @all = all + + updated + end + + def ==(other) # :nodoc: + self.class === other and + @size == other.size and + @source_index == other.source_index + end + +end + |