### Question:
EncrypterManager { public synchronized void clearPublicKey() { isLoaded = false; capillaryPublicKey = null; encrypter = null; }  synchronized void loadPublicKey(byte[] publicKey); synchronized byte[] encrypt(byte[] data); synchronized void clearPublicKey();  }### Answer:
@Test public void testClearPublicKey() throws GeneralSecurityException { encrypterManager.loadPublicKey(publicKey.toByteArray()); encrypterManager.clearPublicKey(); }