Class: Java::OrgMozillaJavascript::Context

Inherits:
Object
  • Object
show all
Defined in:
lib/rhino/rhino_ext.rb

Instance Method Summary collapse

Instance Method Details

#cache(key) ⇒ Object

Support for caching JS data per context. e.g. to get === comparison’s working …

NOTE: the cache only works correctly for keys following Java identity !

(implementing #equals & #hashCode e.g. RubyStrings will work ...)



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# File 'lib/rhino/rhino_ext.rb', line 219

def cache(key)
  return yield if @cache == false
  reset_cache! unless @cache
  fetch(key) || store(key, yield)
end

#disable_cache! ⇒ Object 



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# File 'lib/rhino/rhino_ext.rb', line 209

def disable_cache!
  @cache = false
end

#enable_cache! ⇒ Object 



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# File 'lib/rhino/rhino_ext.rb', line 205

def enable_cache!
  @cache = nil unless @cache
end

#reset_cache! ⇒ Object 



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# File 'lib/rhino/rhino_ext.rb', line 201

def reset_cache!
  @cache = java.util.WeakHashMap.new
end