core/src/main/java/com/orientechnologies/orient/core/security/OSecurityManager.java
public String createHash(final String iInput, final String iAlgorithm, final boolean iIncludeAlgorithm) {
    if (iInput == null)
      throw new IllegalArgumentException("Input string is null");

    if (iAlgorithm == null)
      throw new IllegalArgumentException("Algorithm is null");

    final StringBuilder buffer = new StringBuilder(128);

    final String algorithm = validateAlgorithm(iAlgorithm);

    if (iIncludeAlgorithm) {
      buffer.append('{');
      buffer.append(algorithm);
      buffer.append('}');
    }

    final String transformed;
    if (HASH_ALGORITHM.equalsIgnoreCase(algorithm)) {
      transformed = createSHA256(iInput);
    } else if (PBKDF2_ALGORITHM.equalsIgnoreCase(algorithm)) {
      transformed = createHashWithSalt(iInput, OGlobalConfiguration.SECURITY_USER_PASSWORD_SALT_ITERATIONS.getValueAsInteger(),
          algorithm);
    } else if (PBKDF2_SHA256_ALGORITHM.equalsIgnoreCase(algorithm)) {
      transformed = createHashWithSalt(iInput, OGlobalConfiguration.SECURITY_USER_PASSWORD_SALT_ITERATIONS.getValueAsInteger(),
          algorithm);
    } else
      throw new IllegalArgumentException("Algorithm '" + algorithm + "' is not supported");

    buffer.append(transformed);

    return buffer.toString();
  }
public String createHash(final String iInput, final String iAlgorithm, final boolean iIncludeAlgorithm) {
    if (iInput == null)
      throw new IllegalArgumentException("Input string is null");

    if (iAlgorithm == null)
      throw new IllegalArgumentException("Algorithm is null");

    final StringBuilder buffer = new StringBuilder(128);

    final String algorithm = validateAlgorithm(iAlgorithm);

    if (iIncludeAlgorithm) {
      buffer.append('{');
      buffer.append(algorithm);
      buffer.append('}');
    }

    final String transformed;
    if (HASH_ALGORITHM.equalsIgnoreCase(algorithm)) {
      transformed = createSHA256(iInput);
    } else if (PBKDF2_ALGORITHM.equalsIgnoreCase(algorithm)) {
      transformed = createHashWithSalt(iInput, OGlobalConfiguration.SECURITY_USER_PASSWORD_SALT_ITERATIONS.getValueAsInteger(),
          algorithm);
    } else if (PBKDF2_SHA256_ALGORITHM.equalsIgnoreCase(algorithm)) {
      transformed = createHashWithSalt(iInput, OGlobalConfiguration.SECURITY_USER_PASSWORD_SALT_ITERATIONS.getValueAsInteger(),
          algorithm);
    } else
      throw new IllegalArgumentException("Algorithm '" + algorithm + "' is not supported");

    buffer.append(transformed);

    return buffer.toString();
  }
public String createHash ( final String iInput , final String iAlgorithm , final boolean iIncludeAlgorithm ) { if ( iInput == null ) throw new IllegalArgumentException ( "Input string is null" ) ; if ( iAlgorithm == null ) throw new IllegalArgumentException ( "Algorithm is null" ) ; final StringBuilder buffer = new StringBuilder ( 128 ) ; final String algorithm = validateAlgorithm ( iAlgorithm ) ; if ( iIncludeAlgorithm ) { buffer . append ( ' ' ) ; buffer . append ( algorithm ) ; buffer . append ( ' ' ) ; } final String transformed ; if ( HASH_ALGORITHM . equalsIgnoreCase ( algorithm ) ) { transformed = createSHA256 ( iInput ) ; } else if ( PBKDF2_ALGORITHM . equalsIgnoreCase ( algorithm ) ) { transformed = createHashWithSalt ( iInput , OGlobalConfiguration . SECURITY_USER_PASSWORD_SALT_ITERATIONS . getValueAsInteger ( ) , algorithm ) ; } else if ( PBKDF2_SHA256_ALGORITHM . equalsIgnoreCase ( algorithm ) ) { transformed = createHashWithSalt ( iInput , OGlobalConfiguration . SECURITY_USER_PASSWORD_SALT_ITERATIONS . getValueAsInteger ( ) , algorithm ) ; } else throw new IllegalArgumentException ( "Algorithm '" + algorithm + "' is not supported" ) ; buffer . append ( transformed ) ; return buffer . toString ( ) ; }
Hashes the input string.

@param iInput
String to hash
@param iIncludeAlgorithm
Include the algorithm used or not
@return
Hashes the input string .