Class: WirisPlugin::StoreCache

Inherits:
Object
  • Object
show all
Extended by:
CacheInterface
Includes:
Wiris
Defined in:
lib/com/wiris/util/sys/StoreCache.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from CacheInterface

Cache

Constructor Details

#initialize(cachedir) ⇒ StoreCache

Returns a new instance of StoreCache.



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# File 'lib/com/wiris/util/sys/StoreCache.rb', line 11

def initialize(cachedir)
    super()
    self.cachedir = Storage::newStorage(cachedir)
    if !self.cachedir::exists()
        self.cachedir::mkdirs()
    end
    if !(self.cachedir::exists())
        raise Exception,("Variable folder \"" + self.cachedir::toString().to_s) + "\" does not exist and can\'t be automatically created. Please create it with write permissions."
    end
end

Instance Attribute Details

#cachedir ⇒ Object

Returns the value of attribute cachedir.



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# File 'lib/com/wiris/util/sys/StoreCache.rb', line 10

def cachedir
  @cachedir
end

Instance Method Details

#delete(key) ⇒ Object 



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# File 'lib/com/wiris/util/sys/StoreCache.rb', line 55

def delete(key)
    self.getItemStore(key)::delete()
end

#deleteAll ⇒ Object 



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# File 'lib/com/wiris/util/sys/StoreCache.rb', line 37

def deleteAll()
    self.deleteStorageDir(self.cachedir)
end

#deleteStorageDir(s) ⇒ Object 



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# File 'lib/com/wiris/util/sys/StoreCache.rb', line 40

def deleteStorageDir(s)
    if s::exists() && s::isDirectory()
        files = s::list()
        for i in 0..files::length - 1
            if !((files[i] == ".") || (files[i] == ".."))
                f = Storage::newStorageWithParent(s,files[i])
                if f::isDirectory()
                    deleteStorageDir(f)
                end
                f::delete()
            end
            i+=1
        end
    end
end

#get(key) ⇒ Object 



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# File 'lib/com/wiris/util/sys/StoreCache.rb', line 27

def get(key)
    s = self.getItemStore(key)
    if s::exists()
        begin
        return Bytes::ofData(s::readBinary())
        end
    else 
        return nil
    end
end

#getItemStore(key) ⇒ Object 



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# File 'lib/com/wiris/util/sys/StoreCache.rb', line 58

def getItemStore(key)
    return Storage::newStorageWithParent(self.cachedir,key)
end

#set(key, value) ⇒ Object 



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# File 'lib/com/wiris/util/sys/StoreCache.rb', line 21

def set(key, value)
    s = self.getItemStore(key)
    begin
    s::writeBinary(value::getData())
    end
end