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.sidecar.common.data;
  
  import java.util.Objects;
  
  import com.fasterxml.jackson.annotation.JsonCreator;
  import com.fasterxml.jackson.annotation.JsonProperty;
  
  import static org.apache.cassandra.sidecar.common.data.RestoreJobConstants.CREDENTIALS_ACCESS_KEY_ID;
  import static org.apache.cassandra.sidecar.common.data.RestoreJobConstants.CREDENTIALS_REGION;
  import static org.apache.cassandra.sidecar.common.data.RestoreJobConstants.CREDENTIALS_SECRET_ACCESS_KEY;
  import static org.apache.cassandra.sidecar.common.data.RestoreJobConstants.CREDENTIALS_SESSION_TOKEN;
  
  /**
   * Used for storing credential details needed for either reading/writing to S3
   */
  public class StorageCredentials
  {
      private final String accessKeyId;
      private final String secretAccessKey;
      private final String sessionToken;
      private final String region;
  
      public static Builder builder()
      {
          return new Builder();
      }
  
      @JsonCreator
      public StorageCredentials(@JsonProperty(CREDENTIALS_ACCESS_KEY_ID) String accessKeyId,
                                @JsonProperty(CREDENTIALS_SECRET_ACCESS_KEY) String secretAccessKey,
                                @JsonProperty(CREDENTIALS_SESSION_TOKEN) String sessionToken,
                                @JsonProperty(CREDENTIALS_REGION) String region)
      {
          Objects.requireNonNull(accessKeyId, "accessKeyId must be supplied");
          Objects.requireNonNull(secretAccessKey, "secretAccessKey must be supplied");
          Objects.requireNonNull(sessionToken, "sessionToken must be supplied");
          Objects.requireNonNull(region, "region must be supplied");
          this.accessKeyId = accessKeyId;
          this.secretAccessKey = secretAccessKey;
          this.sessionToken = sessionToken;
          this.region = region;
      }
  
      @JsonProperty(CREDENTIALS_ACCESS_KEY_ID)
      public String accessKeyId()
      {
          return accessKeyId;
      }
  
      @JsonProperty(CREDENTIALS_SECRET_ACCESS_KEY)
      public String secretAccessKey()
      {
          return secretAccessKey;
      }
  
      @JsonProperty(CREDENTIALS_SESSION_TOKEN)
      public String sessionToken()
      {
          return sessionToken;
      }
  
      @JsonProperty(CREDENTIALS_REGION)
      public String region()
      {
          return region;
      }
  
      /**
       * @return secrets string with redacted values
       */
      @Override
      public String toString()
      {
          return String.format("StorageCredentials{%s=%s, %s=%s, %s=%s, %s=%s}",
                               CREDENTIALS_ACCESS_KEY_ID, accessKeyId,
                               CREDENTIALS_SECRET_ACCESS_KEY, "redacted",
                               CREDENTIALS_SESSION_TOKEN, "redacted",
                               CREDENTIALS_REGION, region);
      }
  
      @Override
      public boolean equals(Object obj)
      {
          if (this == obj)
              return true;
  
          if (!(obj instanceof StorageCredentials))
              return false;
  
          StorageCredentials that = (StorageCredentials) obj;
          return Objects.equals(this.accessKeyId, that.accessKeyId)
                 && Objects.equals(this.secretAccessKey, that.secretAccessKey)
                 && Objects.equals(this.sessionToken, that.sessionToken)
                 && Objects.equals(this.region, that.region);
      }
  
      @Override
      public int hashCode()
      {
          return Objects.hash(accessKeyId, secretAccessKey, sessionToken, region);
      }
  
      /**
       * Builds the RestoreJobSecrets
       */
      public static class Builder
      {
          private String accessKeyId;
          private String secretAccessKey;
          private String sessionToken;
          private String region;
  
          private Builder()
          {
          }
  
          public Builder accessKeyId(String accessKeyId)
          {
              this.accessKeyId = accessKeyId;
              return this;
          }
  
          public Builder secretAccessKey(String secretAccessKey)
          {
              this.secretAccessKey = secretAccessKey;
              return this;
          }
  
          public Builder sessionToken(String sessionToken)
          {
              this.sessionToken = sessionToken;
              return this;
          }
  
          public Builder region(String region)
          {
              this.region = region;
              return this;
          }
  
          public StorageCredentials build()
          {
              return new StorageCredentials(accessKeyId, secretAccessKey, sessionToken, region);
          }
      }
  }
  