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.beam.runners.dataflow.worker.windmill.client.grpc.auth;
  
  import java.util.List;
  import java.util.Map;
  
  /**
   * Create a wrapper around credentials callback that delegates to the underlying vendored {@link
   * com.google.auth.RequestMetadataCallback}. Note that this class should override every method that
   * is not final and not static and call the delegate directly.
   *
   * <p>TODO: Replace this with an auto generated proxy which calls the underlying implementation
   * delegate to reduce maintenance burden.
   */
  public class VendoredRequestMetadataCallbackAdapter
      implements com.google.auth.RequestMetadataCallback {
  
    private final org.apache.beam.vendor.grpc.v1p69p0.com.google.auth.RequestMetadataCallback
        callback;
  
    VendoredRequestMetadataCallbackAdapter(
        org.apache.beam.vendor.grpc.v1p69p0.com.google.auth.RequestMetadataCallback callback) {
      this.callback = callback;
    }
  
    @Override
    public void onSuccess(Map<String, List<String>> metadata) {
      callback.onSuccess(metadata);
    }
  
    @Override
    public void onFailure(Throwable exception) {
      callback.onFailure(exception);
    }
  }
  