import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.nio.file.Files;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import javax.xml.bind.DatatypeConverter;
import org.apache.commons.codec.digest.DigestUtils;
import org.apache.commons.io.IOUtils;
public class MD5Util {
/**
* 方法一:获取zip文件的MD5校验码
*
* @param file
* @return
* @throws NoSuchAlgorithmException
* @throws IOException
*/
public static String getFileChecksumMD5First(File file) {
String myChecksum = null;
try {
MessageDigest md = MessageDigest.getInstance("MD5");
&