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    * ====================================================================
    * 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  
  package org.apache.hc.client5.testing.extension.sync;
  
  import java.util.Collection;
  
  import org.apache.hc.client5.http.AuthenticationStrategy;
  import org.apache.hc.client5.http.HttpRequestRetryStrategy;
  import org.apache.hc.client5.http.UserTokenHandler;
  import org.apache.hc.client5.http.auth.AuthSchemeFactory;
  import org.apache.hc.client5.http.classic.ExecChainHandler;
  import org.apache.hc.client5.http.config.ConnectionConfig;
  import org.apache.hc.client5.http.impl.classic.CloseableHttpClient;
  import org.apache.hc.client5.http.impl.classic.HttpClientBuilder;
  import org.apache.hc.client5.http.impl.io.PoolingHttpClientConnectionManagerBuilder;
  import org.apache.hc.client5.http.io.HttpClientConnectionManager;
  import org.apache.hc.client5.http.ssl.DefaultClientTlsStrategy;
  import org.apache.hc.client5.testing.SSLTestContexts;
  import org.apache.hc.core5.http.Header;
  import org.apache.hc.core5.http.HttpRequestInterceptor;
  import org.apache.hc.core5.http.HttpResponseInterceptor;
  import org.apache.hc.core5.http.config.Lookup;
  import org.apache.hc.core5.http.impl.io.HttpRequestExecutor;
  import org.apache.hc.core5.http.io.SocketConfig;
  import org.apache.hc.core5.util.Timeout;
  
  final class StandardTestClientBuilder implements TestClientBuilder {
  
      private final HttpClientBuilder clientBuilder;
  
      private Timeout timeout;
  
      private HttpClientConnectionManager connectionManager;
  
      public StandardTestClientBuilder() {
          this.clientBuilder = HttpClientBuilder.create();
      }
  
      @Override
      public ClientProtocolLevel getProtocolLevel() {
          return ClientProtocolLevel.STANDARD;
      }
  
      @Override
      public TestClientBuilder setTimeout(final Timeout timeout) {
          this.timeout = timeout;
          return this;
      }
  
      @Override
      public TestClientBuilder setConnectionManager(final HttpClientConnectionManager connectionManager) {
          this.connectionManager = connectionManager;
          return this;
      }
  
      @Override
      public TestClientBuilder addResponseInterceptorFirst(final HttpResponseInterceptor interceptor) {
          this.clientBuilder.addResponseInterceptorFirst(interceptor);
          return this;
      }
  
      @Override
      public TestClientBuilder addResponseInterceptorLast(final HttpResponseInterceptor interceptor) {
          this.clientBuilder.addResponseInterceptorLast(interceptor);
          return this;
      }
  
      @Override
      public TestClientBuilder addRequestInterceptorFirst(final HttpRequestInterceptor interceptor) {
          this.clientBuilder.addRequestInterceptorFirst(interceptor);
          return this;
      }
  
      @Override
     public TestClientBuilder addRequestInterceptorLast(final HttpRequestInterceptor interceptor) {
         this.clientBuilder.addRequestInterceptorLast(interceptor);
         return this;
     }
 
     @Override
     public TestClientBuilder setUserTokenHandler(final UserTokenHandler userTokenHandler) {
         this.clientBuilder.setUserTokenHandler(userTokenHandler);
         return this;
     }
 
     @Override
     public TestClientBuilder setDefaultHeaders(final Collection<? extends Header> defaultHeaders) {
         this.clientBuilder.setDefaultHeaders(defaultHeaders);
         return this;
     }
 
     @Override
     public TestClientBuilder setRetryStrategy(final HttpRequestRetryStrategy retryStrategy) {
         this.clientBuilder.setRetryStrategy(retryStrategy);
         return this;
     }
 
     @Override
     public TestClientBuilder setTargetAuthenticationStrategy(final AuthenticationStrategy targetAuthStrategy) {
         this.clientBuilder.setTargetAuthenticationStrategy(targetAuthStrategy);
         return this;
     }
 
     @Override
     public TestClientBuilder setDefaultAuthSchemeRegistry(final Lookup<AuthSchemeFactory> authSchemeRegistry) {
         this.clientBuilder.setDefaultAuthSchemeRegistry(authSchemeRegistry);
         return this;
     }
 
     @Override
     public TestClientBuilder setRequestExecutor(final HttpRequestExecutor requestExec) {
         this.clientBuilder.setRequestExecutor(requestExec);
         return this;
     }
 
     @Override
     public TestClientBuilder addExecInterceptorFirst(final String name, final ExecChainHandler interceptor) {
         this.clientBuilder.addExecInterceptorFirst(name, interceptor);
         return this;
     }
 
     @Override
     public TestClientBuilder addExecInterceptorLast(final String name, final ExecChainHandler interceptor) {
         this.clientBuilder.addExecInterceptorLast(name, interceptor);
         return this;
     }
 
     @Override
     public TestClient build() throws Exception {
         final HttpClientConnectionManager connectionManagerCopy = connectionManager != null ? connectionManager :
                 PoolingHttpClientConnectionManagerBuilder.create()
                         .setTlsSocketStrategy(new DefaultClientTlsStrategy(SSLTestContexts.createClientSSLContext()))
                         .setDefaultSocketConfig(SocketConfig.custom()
                                 .setSoTimeout(timeout)
                                 .build())
                         .setDefaultConnectionConfig(ConnectionConfig.custom()
                                 .setConnectTimeout(timeout)
                                 .build())
                         .build();
 
         final CloseableHttpClient client = clientBuilder
                 .setConnectionManager(connectionManagerCopy)
                 .build();
         return new TestClient(client, connectionManagerCopy);
     }
 
 }