ZMSFileChangeLogStoreFactory implements ChangeLogStoreFactory { @Override public void setPrivateKeyStore(PrivateKeyStore privateKeyStore) { this.privateKeyStore = privateKeyStore; }  @Override void setPrivateKeyStore(PrivateKeyStore privateKeyStore); @Override ChangeLogStore create(String ztsHomeDir, PrivateKey privateKey, String privateKeyId);  }
@Test public void testChangeLogFactoryInterface() { ChangeLogStoreFactory factory = (ztsHomeDir, privateKey, privateKeyId) -> null; factory.setPrivateKeyStore(null); }