presto-base-jdbc/src/main/java/io/prestosql/plugin/jdbc/credential/keystore/KeyStoreBasedCredentialProviderConfig.java/KeyStoreBasedCredentialProviderConfig/setUserCredentialName
class KeyStoreBasedCredentialProviderConfig:    @Config("keystore-user-credential-name")
    public KeyStoreBasedCredentialProviderConfig setUserCredentialName(String userCredntialName)
    {
        this.userCredentialName = userCredntialName;
        return this;
    }