Module: Puppet::Util::Cacher::ClassMethods

Defined in:
lib/puppet/util/cacher.rb

Overview

Methods that can get added to a class.

Instance Method Summary collapse

Instance Method Details

#attr_ttl(name) ⇒ Object 



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# File 'lib/puppet/util/cacher.rb', line 62

def attr_ttl(name)
  return nil unless @attr_ttls
  @attr_ttls[name]
end

#cached_attr(name, options = {}, &block) ⇒ Object

Provide a means of defining an attribute whose value will be cached. Must provide a block capable of defining the value if it’s flushed..



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# File 'lib/puppet/util/cacher.rb', line 43

def cached_attr(name, options = {}, &block)
  init_method = "init_#{name}"
  define_method(init_method, &block)

  define_method(name) do
    cached_value(name)
  end

  define_method(name.to_s + "=") do |value|
    # Make sure the cache timestamp is set
    cache_timestamp
    value_cache.synchronize { value_cache[name] = value }
  end

  if ttl = options[:ttl]
    set_attr_ttl(name, ttl)
  end
end

#set_attr_ttl(name, value) ⇒ Object 



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# File 'lib/puppet/util/cacher.rb', line 67

def set_attr_ttl(name, value)
  @attr_ttls ||= {}
  @attr_ttls[name] = Integer(value)
end