public static final KeyTemplate aes256CmacTemplate() {
    return exceptionIsBug(() -> KeyTemplate.createFrom(AesCmacPrfParameters.create(32)));
  }
Returns a {@link KeyTemplate} that generates new instances of AES-CMAC keys with the following
parameters:

<ul>
  <li>Key size: 32 bytes
  <li>Prefix type: {@link KeyTemplate.OutputPrefixType#RAW}
</ul>



@return A {@link KeyTemplate} that generates new instances of AES-CMAC keys with the following
    parameters:
    <ul>
      <li>Key size: 32 bytes
      <li>Prefix type: {@link KeyTemplate.OutputPrefixType#RAW}
    </ul>
java_src/src/main/java/com/google/crypto/tink/prf/AesCmacPrfKeyManager.java