testEncodingWithSeparators(base64(), "fo", "Zm8=");
    testEncodingWithSeparators(base64(), "foo", "Zm9v");
    testEncodingWithSeparators(base64(), "foob", "Zm9vYg==");
    testEncodingWithSeparators(base64(), "fooba", "Zm9vYmE=");
    testEncodingWithSeparators(base64(), "foobar", "Zm9vYmFy");
  }

  @GwtIncompatible // Reader/Writer
  public void testBase64Streaming() throws IOException {

    testEncodingWithSeparators(base64(), "fo", "Zm8=");
    testEncodingWithSeparators(base64(), "foo", "Zm9v");
    testEncodingWithSeparators(base64(), "foob", "Zm9vYg==");
    testEncodingWithSeparators(base64(), "fooba", "Zm9vYmE=");
    testEncodingWithSeparators(base64(), "foobar", "Zm9vYmFy");
  }

  @GwtIncompatible // Reader/Writer
  public void testBase64Streaming() throws IOException {

			} else {
				// Expires in 10 days.
				pp.SetExpires(UTCNow().AddDate(0, 0, 10))
			}

			tt.fv.Set("Policy", base64.StdEncoding.EncodeToString([]byte(pp.String())))

			policyBytes, err := base64.StdEncoding.DecodeString(base64.StdEncoding.EncodeToString([]byte(pp.String())))
			if err != nil {
				t.Fatal(err)
			}

      ${fe:facetQueryViewList()}
    </example>
  </function>

  <function>
    <description>
      Returns base64 encoded value.
    </description>
    <name>base64</name>
    <function-class>org.codelibs.fess.taglib.FessFunctions</function-class>
    <function-signature>java.lang.String base64(java.lang.String)</function-signature>
    <example>
      ${fe:base64(value)}
    </example>
  </function>

        byte[] encrypted = encryptCredentials(plaintext);
        return Base64.getEncoder().encodeToString(encrypted);
    }

    /**
     * Decrypt credentials from a base64 string
     *
     * @param encryptedString base64 encoded encrypted credentials
     * @return decrypted credentials
     * @throws GeneralSecurityException if decryption fails
     */

import jcifs.smb1.ntlmssp.NtlmFlags;
import jcifs.smb1.ntlmssp.NtlmMessage;
import jcifs.smb1.ntlmssp.Type1Message;
import jcifs.smb1.ntlmssp.Type2Message;
import jcifs.smb1.ntlmssp.Type3Message;
import jcifs.smb1.util.Base64;

/**
 * Wraps an <code>HttpURLConnection</code> to provide NTLM authentication
 * services.
 *
 * Please read <a href="../../../httpclient.html">Using jCIFS NTLM Authentication for HTTP Connections</a>.
 */

import java.nio.charset.StandardCharsets;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.ZoneOffset;
import java.time.format.DateTimeFormatter;
import java.util.Base64;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;

                .setRedirectUri(getOicRedirectUrl())//
                .setState(state)//
                .build();
    }

    /**
     * Decodes a Base64 string to bytes.
     *
     * @param base64String the Base64 string to decode
     * @return the decoded bytes, or null if input is null
     */
    protected byte[] decodeBase64(String base64String) {
        if (base64String == null) {

// are equal. The signatures are expected to be base64 encoded strings
// according to the AWS S3 signature V2 spec.
func compareSignatureV2(sig1, sig2 string) bool {
	// Decode signature string to binary byte-sequence representation is required
	// as Base64 encoding of a value is not unique:
	// For example "aGVsbG8=" and "aGVsbG8=\r" will result in the same byte slice.
	signature1, err := base64.StdEncoding.DecodeString(sig1)
	if err != nil {

    }

    /**
     * Encodes a string to URL-safe Base64 format.
     *
     * @param value the string to encode
     * @return Base64 encoded string, or empty string if value is null
     */
    public static String base64(final String value) {
        if (value == null) {
            return StringUtil.EMPTY;
        }
        return Base64.getUrlEncoder().encodeToString(value.getBytes(Constants.CHARSET_UTF_8));