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

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

	// makes implementation of methods as properties
	sys._mtd_as_prop_init('NewEntry')

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

func doCreateEntryFromFile(data)
	linked("onError") ? blk.println('try {').inc() : ''
		if(linked("NewEntry"))
			blk.println(this.codename, ' = ', this.make_entry(data), ';')
			event("onCreate", this.codename)
		elseif(linked("onCreate"))
			event("onCreate", this.make_entry(data))
		else
			blk.println(this.make_entry(data), ';')
		end
	if(linked("onError"))
		blk.dec().println('} catch (Exception ', this.ex, ') {').inc()
			event("onError", this.ex + '.Message')
		blk.dec().println('}')
	end
end

func make_entry(data)
	return('ZipFileExtensions.CreateEntryFromFile(' + d("Archive") + ', ' + d("Path") + ', ' + d("EntryName") + ')')
end

func doCreateEntryFromFile2(data)
	linked("onError") ? blk.println('try {').inc() : ''
		if(linked("NewEntry"))
			blk.println(this.codename, ' = ', this.make_entry2(data), ';')
			event("onCreate", this.codename)
		elseif(linked("onCreate"))
			event("onCreate", this.make_entry2(data))
		else
			blk.println(this.make_entry2(data), ';')
		end
	if(linked("onError"))
		blk.dec().println('} catch (Exception ', this.ex, ') {').inc()
			event("onError", this.ex + '.Message')
		blk.dec().println('}')
	end
end

func make_entry2(data)
	return('ZipFileExtensions.CreateEntryFromFile(' + d("Archive") + ', ' + d("Path") + ', ' + d("EntryName") + d("CompressionLevel", 20, data) + ')')
end

func doExtractToDirectory(data)
	linked("onError") ? blk.println('try {').inc() : ''
		blk.println('ZipFileExtensions.ExtractToDirectory(', d("Archive"), ', ', d("Path"), ');')
	if(linked("onError"))
		blk.dec().println('} catch (Exception ', this.ex, ') {').inc()
			event("onError", this.ex + '.Message')
		blk.dec().println('}')
	end
end

func doExtractToFile(data)
	linked("onError") ? blk.println('try {').inc() : ''
		blk.println('ZipFileExtensions.ExtractToFile(', d("Entry"), ', ', d("Path"), ');')
	if(linked("onError"))
		blk.dec().println('} catch (Exception ', this.ex, ') {').inc()
			event("onError", this.ex + '.Message')
		blk.dec().println('}')
	end
end

func doExtractToFile2(data)
	linked("onError") ? blk.println('try {').inc() : ''
		blk.println('ZipFileExtensions.ExtractToFile(', d("Entry"), ', ', d("Path"), ', ', d("Overwrite"), ');')
	if(linked("onError"))
		blk.dec().println('} catch (Exception ', this.ex, ') {').inc()
			event("onError", this.ex + '.Message')
		blk.dec().println('}')
	end
end