content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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 org.apache.cassandra.config;
  
  import com.google.common.annotations.VisibleForTesting;
  import com.google.common.base.Objects;
  
  public class TransparentDataEncryptionOptions
  {
      public boolean enabled = false;
      public int chunk_length_kb = 64;
      public String cipher = "AES/CBC/PKCS5Padding";
      public String key_alias;
      public int iv_length = 16;
  
      public ParameterizedClass key_provider;
  
      public TransparentDataEncryptionOptions()
      {   }
  
      public TransparentDataEncryptionOptions(boolean enabled)
      {
          this.enabled = enabled;
      }
  
      public TransparentDataEncryptionOptions(String cipher, String keyAlias, ParameterizedClass keyProvider)
      {
          this(true, cipher, keyAlias, keyProvider);
      }
  
      public TransparentDataEncryptionOptions(boolean enabled, String cipher, String keyAlias, ParameterizedClass keyProvider)
      {
          this.enabled = enabled;
          this.cipher = cipher;
          key_alias = keyAlias;
          key_provider = keyProvider;
      }
  
      public String get(String key)
      {
          return key_provider.parameters.get(key);
      }
  
      @VisibleForTesting
      public void remove(String key)
      {
          key_provider.parameters.remove(key);
      }
  
      public boolean equals(Object o)
      {
          return o instanceof TransparentDataEncryptionOptions && equals((TransparentDataEncryptionOptions) o);
      }
  
      public boolean equals(TransparentDataEncryptionOptions other)
      {
          // not sure if this is a great equals() impl....
          return Objects.equal(cipher, other.cipher) &&
                 Objects.equal(key_alias, other.key_alias);
      }
  }
  