Android Open Source - transloadit-Android-sdk Sha Utils

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Back to project page transloadit-Android-sdk.

License

The source code is released under:

MIT License

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Java Source Code

package hu.szabot.transloadit.utils;
/* w w  w. ja  v  a  2s. c  o  m*/
import java.io.UnsupportedEncodingException;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;

import javax.crypto.Mac;
import javax.crypto.spec.SecretKeySpec;

/**Util functions for Transoadit*/
public class ShaUtils
{
  /**
   * Generates and gets SHA1 string based on the passed parameters
   * @param key Key of the hash
   * @param str String to be secured
   * @return The genarated hash in hex format
   * @throws InvalidKeyException Thrown if the key is invalid
   */
    public static String getSha1(String key, String str) throws InvalidKeyException {

      byte[] bytes=null;
      
      try{
        
        SecretKeySpec keySpec = new SecretKeySpec((key).getBytes("UTF-8"), "HmacSHA1");
        Mac mac = Mac.getInstance("HmacSHA1");
        mac.init(keySpec);
        
        bytes = mac.doFinal(str.getBytes("UTF-8"));
        
      }catch (UnsupportedEncodingException e) 
      {
    }catch (NoSuchAlgorithmException e) {
    }
      
      StringBuilder sb=new StringBuilder();
      
      for(byte b: bytes)
      {
        sb.append(String.format("%02x", b));
      }
      
      return sb.toString();

    }
}

Java Source Code List