func init
	// adds using namespace framework 4.5
	sys.add_use('System.IO.Compression')

	// initialize instance
	if(linked("Stream"))
		sys.add_var(this.name, 'Stream')
	end

	if(linked("onError"))
		this.setfield('ex', 'ex' + this.id)
	end
end

func doOpen(data)
	linked("onError") ? blk.println('try {').inc() : ''
		if(linked("Stream"))
			blk.println(this.codename, ' = ', this.make_stream(data), ';')
			event("onStream", this.codename)
		else
			event("onStream", this.make_stream(data))
		end
	if(linked("onError"))
		blk.dec().println('} catch (Exception ', this.ex, ') {').inc()
			event("onError", this.ex + '.Message')
		blk.dec().println('}')
	end
end

func doDelete(data)
	linked("onError") ? blk.println('try {').inc() : ''
		blk.println(d("Item"), '.Delete();')
	if(linked("onError"))
		blk.dec().println('} catch (Exception ', this.ex, ') {').inc()
			event("onError", this.ex + '.Message')
		blk.dec().println('}')
	end
end

func Stream
	return(this.codename)
end

func Archive(data)
	return(this.item + '.Archive')
end

func CompressedLength(data)
	return(this.item + '.CompressedLength')
end

func FullName(data)
	return(this.item + '.FullName')
end

func LastWriteTime(data)
	return(this.item + '.LastWriteTime')
end

func Length(data)
	return(this.item + '.Length')
end

func Name(data)
	return(this.item + '.Name')
end

func make_stream(data)
	this.item = d("Item")
	return(this.item + '.Open()')
end