import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;

public class Gzip {

	public static byte[] compress(String data) throws IOException {
		ByteArrayOutputStream bos = new ByteArrayOutputStream(data.length());
		GZIPOutputStream gzip = new GZIPOutputStream(bos);
		gzip.write(data.getBytes());
		gzip.close();
		byte[] compressed = bos.toByteArray();
		bos.close();
		return compressed;
	}

	 public static String decompress(final byte[] compressed) throws IOException {
		ByteArrayInputStream bis = new ByteArrayInputStream(compressed);
		GZIPInputStream gis = new GZIPInputStream(bis);
		byte[] bytes = IOUtils.toByteArray(gis);
		return new String(bytes, "UTF-8");
	}
}