content: /*
   * Copyright (C) 2015 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 android.security.keystore;
  
  import java.security.PublicKey;
  import java.util.Arrays;
  
  /**
   * {@link PublicKey} backed by Android Keystore.
   *
   * @hide
   */
  public class AndroidKeyStorePublicKey extends AndroidKeyStoreKey implements PublicKey {
  
      private final byte[] mEncoded;
  
      public AndroidKeyStorePublicKey(String alias, int uid, String algorithm, byte[] x509EncodedForm) {
          super(alias, uid, algorithm);
          mEncoded = ArrayUtils.cloneIfNotEmpty(x509EncodedForm);
      }
  
      @Override
      public String getFormat() {
          return "X.509";
      }
  
      @Override
      public byte[] getEncoded() {
          return ArrayUtils.cloneIfNotEmpty(mEncoded);
      }
  
      @Override
      public int hashCode() {
          final int prime = 31;
          int result = super.hashCode();
          result = prime * result + Arrays.hashCode(mEncoded);
          return result;
      }
  
      @Override
      public boolean equals(Object obj) {
          if (this == obj) {
              return true;
          }
          if (!super.equals(obj)) {
              return false;
          }
          if (getClass() != obj.getClass()) {
              return false;
          }
          AndroidKeyStorePublicKey other = (AndroidKeyStorePublicKey) obj;
          if (!Arrays.equals(mEncoded, other.mEncoded)) {
              return false;
          }
          return true;
      }
  }
  