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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
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