Class: LibGems::SourceInfoCacheEntry

Inherits:
Object
  • Object
show all
Defined in:
lib/libgems/source_info_cache_entry.rb

Overview

Entries held by a SourceInfoCache.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(si, size) ⇒ SourceInfoCacheEntry

Create a cache entry.



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# File 'lib/libgems/source_info_cache_entry.rb', line 24

def initialize(si, size)
  @source_index = si || LibGems::SourceIndex.new({})
  @size = size
  @all = false
end

Instance Attribute Details

#size ⇒ Object (readonly)

The size of the source entry. Used to determine if the source index has changed.



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# File 'lib/libgems/source_info_cache_entry.rb', line 19

def size
  @size
end

#source_index ⇒ Object (readonly)

The source index for this cache entry.



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# File 'lib/libgems/source_info_cache_entry.rb', line 13

def source_index
  @source_index
end

Instance Method Details

#==(other) ⇒ Object

:nodoc:



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# File 'lib/libgems/source_info_cache_entry.rb', line 49

def ==(other) # :nodoc:
  self.class === other and
  @size == other.size and
  @source_index == other.source_index
end

#refresh(source_uri, all) ⇒ Object 



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# File 'lib/libgems/source_info_cache_entry.rb', line 30

def refresh(source_uri, all)
  begin
    marshal_uri = URI.join source_uri.to_s, "Marshal.#{LibGems.marshal_version}"
    remote_size = LibGems::RemoteFetcher.fetcher.fetch_size marshal_uri
  rescue LibGems::RemoteSourceException
    yaml_uri = URI.join source_uri.to_s, 'yaml'
    remote_size = LibGems::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