EncryptColumn { public Optional<String> getPlainColumn() { return Strings.isNullOrEmpty(plainColumn) ? Optional.empty() : Optional.of(plainColumn); }  Optional<String> getAssistedQueryColumn(); Optional<String> getPlainColumn();  }
@Test public void assertGetPlainColumn() { assertTrue(new EncryptColumn("cipherColumn", "assistedQueryColumn", "plainColumn", "encryptorName").getPlainColumn().isPresent()); }