content: /*
   * Copyright (C) 2017 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.android.server.locksettings.recoverablekeystore;
  
  import java.security.Key;
  import java.security.KeyStore;
  import java.security.KeyStoreException;
  import java.security.NoSuchAlgorithmException;
  import java.security.UnrecoverableKeyException;
  
  /**
   * Proxies {@link java.security.KeyStore}. As all of its methods are final, it cannot otherwise be
   * mocked for tests.
   *
   * @hide
   */
  public interface KeyStoreProxy {
  
      /** @see KeyStore#containsAlias(String) */
      boolean containsAlias(String alias) throws KeyStoreException;
  
      /** @see KeyStore#getKey(String, char[]) */
      Key getKey(String alias, char[] password)
              throws KeyStoreException, NoSuchAlgorithmException, UnrecoverableKeyException;
  
      /** @see KeyStore#setEntry(String, KeyStore.Entry, KeyStore.ProtectionParameter) */
      void setEntry(String alias, KeyStore.Entry entry, KeyStore.ProtectionParameter protParam)
              throws KeyStoreException;
  
      /** @see KeyStore#deleteEntry(String) */
      void deleteEntry(String alias) throws KeyStoreException;
  }
  