Class: Plist4r::PlistCache

Defined in:
lib/plist4r/plist_cache.rb

Instance Methods

Constructor Details

- (PlistCache) initialize(plist, *args, &blk)

A new instance of PlistCache 



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# File 'lib/plist4r/plist_cache.rb', line 7

def initialize plist, *args, &blk
  @checksum = {}
  @plist = plist
  @backend = Backend.new plist, *args, &blk
end

Instance Method Details

- (Object) from_string 



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# File 'lib/plist4r/plist_cache.rb', line 13

def from_string
  if @from_string == @plist.from_string
    unless @from_string_plist_type == @plist.plist_type
      @from_string_plist_type = @plist.detect_plist_type
    end
    unless @from_string_file_format == @plist.file_format
      @plist.file_format @from_string_file_format
    end
  else
    @backend.call :from_string
    @from_string = @plist.from_string
    @from_string_file_format = @plist.file_format

    @plist.detect_plist_type
    unless @from_string_plist_type == @plist.plist_type
      @from_string_plist_type = @plist.plist_type
    end
  end
  @plist
end

- (Object) needs_update_for(fmt) 



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# File 'lib/plist4r/plist_cache.rb', line 38

def needs_update_for fmt
  @checksum[fmt] != @plist.to_hash.hash
end

- (Object) open 



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# File 'lib/plist4r/plist_cache.rb', line 66

def open
  @backend.call :open
  @plist
end

- (Object) save 



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# File 'lib/plist4r/plist_cache.rb', line 71

def save
  @backend.call :save
  @plist.filename_path
end

- (Object) to_binary 



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# File 'lib/plist4r/plist_cache.rb', line 50

def to_binary
  if needs_update_for(:binary) || @binary.nil?
    @binary = @backend.call :to_binary
    update_checksum_for(:binary)
  end
  @binary
end

- (Object) to_gnustep 



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# File 'lib/plist4r/plist_cache.rb', line 58

def to_gnustep
  if needs_update_for(:gnustep) || @gnustep.nil?
    @gnustep = @backend.call :to_gnustep
    update_checksum_for(:gnustep)
  end
  @gnustep
end

- (Object) to_xml 



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# File 'lib/plist4r/plist_cache.rb', line 42

def to_xml
  if needs_update_for(:xml) || @xml.nil?
    @xml = @backend.call :to_xml
    update_checksum_for(:xml)
  end
  @xml
end

- (Object) update_checksum_for(fmt) 



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# File 'lib/plist4r/plist_cache.rb', line 34

def update_checksum_for fmt
  @checksum[fmt] = @plist.to_hash.hash
end