DAT Java, Kotlin Library ​

// singleton
DatCmsManager manager = DatCmsManager.builder()
        .uri("http://localhost:8088")
        //.intervalOff() // disable auto sync
        .intervalSeconds(60)
        .token("12345678901b")
        .build();

// manual sync
// manager.sync();

String plain = "Unicode 유니코드 ユニコード 万国码 يونيكود यूनिकोड Юникод 🦄💻";
String secure = "Ciphertext 암호문 暗号文 密文 Шифротекст Texte chiffré Geheimtext نص مشفر सिफरपाठ 🔐";

System.out.println("plain : " + plain);
System.out.println("secure : " + secure);

// issue dat
String dat = manager.issue(plain, secure).getOrThrow();
System.out.println("dat : " + dat);

// parse dat
Payload payload = manager.parse(dat).getOrThrow();

String payloadPlain = payload.getPlain();
String payloadSecure = payload.getSecure();

System.out.println("payload plain : " + payloadPlain);
System.out.println("payload secure : " + payloadSecure);

DatManager manager = DatManager.newInstance();
manager.imports(List.of(DatCertificate.generate(
        0,
        System.currentTimeMillis() - 10,
        200,
        100,
        DatSignatureAlgorithm.ECDSA_P256,
        DatCryptoAlgorithm.IV_AES256_GCM
)), false);

String plain = "Unicode 유니코드 ユニコード 万国码 يونيكود यूनिकोड Юникод 🦄💻";
String secure = "Ciphertext 암호문 暗号文 密文 Шифротекст Texte chiffré Geheimtext نص مشفر सिफरपाठ 🔐";

var newDat = manager.issue(plain, secure).getOrThrow();
Payload newPayload = manager.parse(newDat).getOrThrow();
assert plain.equals(newPayload.getPlain());
assert secure.equals(newPayload.getSecure());