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.handlers;
  
  import com.google.inject.Inject;
  import io.vertx.core.Handler;
  import io.vertx.ext.web.RoutingContext;
  import org.apache.cassandra.sidecar.utils.TimeSkewInfo;
  
  /**
   * Provides clients information about the current time on this host
   * and the allowable time skew between this host and the client.
   */
  public class TimeSkewHandler implements Handler<RoutingContext>
  {
      private final TimeSkewInfo timeSkewInfo;
  
      /**
       * Constructs a handler with the provided {@code metadataFetcher}
       *
       * @param timeSkewInfo the time skew info provider
       */
      @Inject
      protected TimeSkewHandler(TimeSkewInfo timeSkewInfo)
      {
          this.timeSkewInfo = timeSkewInfo;
      }
  
      @Override
      public void handle(RoutingContext context)
      {
          context.json(timeSkewInfo.timeSkewResponse());
      }
  }
  