Class: RubyXmlMapper::FileCache

Inherits:
Object
  • Object
show all
Defined in:
lib/ruby-xml-mapper/file_cache.rb

Overview

Copyright 2008-2009 Stanislav Senotrusov <[email protected]>

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

Instance Method Summary collapse

Constructor Details

#initialize ⇒ FileCache

Returns a new instance of FileCache.



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# File 'lib/ruby-xml-mapper/file_cache.rb', line 17

def initialize
  @items = {}
  @mutex = Mutex.new
end

Instance Method Details

#any_changes? ⇒ Boolean

Returns:



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# File 'lib/ruby-xml-mapper/file_cache.rb', line 30

def any_changes?
  !no_changes?
end

#clear ⇒ Object 



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# File 'lib/ruby-xml-mapper/file_cache.rb', line 40

def clear
  @mutex.synchronize do
    @items.clear
  end
end

#get(filename, &block) ⇒ Object 



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# File 'lib/ruby-xml-mapper/file_cache.rb', line 22

def get filename, &block
  @mutex.synchronize do
    @items[filename] ||= RubyXmlMapper::FileCacheItem.new(filename)
  end
  
  @items[filename].get &block
end

#no_changes? ⇒ Boolean

Returns:



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# File 'lib/ruby-xml-mapper/file_cache.rb', line 34

def no_changes?
  @mutex.synchronize do
    @items.all? { |filename, item| item.no_changes? }
  end
end