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 com.datastax.oss.driver.internal.core.session;
  
  import com.datastax.oss.driver.api.core.CqlIdentifier;
  import com.datastax.oss.driver.api.core.context.DriverContext;
  import com.datastax.oss.driver.api.core.metadata.Metadata;
  import com.datastax.oss.driver.api.core.metrics.Metrics;
  import com.datastax.oss.driver.api.core.session.Request;
  import com.datastax.oss.driver.api.core.session.Session;
  import com.datastax.oss.driver.api.core.type.reflect.GenericType;
  import edu.umd.cs.findbugs.annotations.NonNull;
  import edu.umd.cs.findbugs.annotations.Nullable;
  import java.util.Optional;
  import java.util.concurrent.CompletionStage;
  import net.jcip.annotations.ThreadSafe;
  
  /**
   * Utility class to wrap a session.
   *
   * <p>This will typically be used to mix in a convenience interface from a 3rd-party extension:
   *
   * <pre>{@code
   * class ReactiveSessionWrapper extends SessionWrapper implements ReactiveSession {
   *   public ReactiveSessionWrapper(Session delegate) {
   *     super(delegate);
   *   }
   * }
   * }</pre>
   */
  @ThreadSafe
  public class SessionWrapper implements Session {
  
    private final Session delegate;
  
    public SessionWrapper(@NonNull Session delegate) {
      this.delegate = delegate;
    }
  
    @NonNull
    public Session getDelegate() {
      return delegate;
    }
  
    @NonNull
    @Override
    public String getName() {
      return delegate.getName();
    }
  
    @NonNull
    @Override
    public Metadata getMetadata() {
      return delegate.getMetadata();
    }
  
    @Override
    public boolean isSchemaMetadataEnabled() {
      return delegate.isSchemaMetadataEnabled();
    }
  
    @NonNull
    @Override
    public CompletionStage<Metadata> setSchemaMetadataEnabled(@Nullable Boolean newValue) {
      return delegate.setSchemaMetadataEnabled(newValue);
    }
  
    @NonNull
    @Override
    public CompletionStage<Metadata> refreshSchemaAsync() {
      return delegate.refreshSchemaAsync();
    }
  
    @NonNull
    @Override
    public CompletionStage<Boolean> checkSchemaAgreementAsync() {
      return delegate.checkSchemaAgreementAsync();
    }
  
    @NonNull
    @Override
    public DriverContext getContext() {
      return delegate.getContext();
    }
  
    @NonNull
    @Override
    public Optional<CqlIdentifier> getKeyspace() {
      return delegate.getKeyspace();
    }
  
    @NonNull
    @Override
    public Optional<Metrics> getMetrics() {
      return delegate.getMetrics();
    }
  
    @Nullable
    @Override
    public <RequestT extends Request, ResultT> ResultT execute(
        @NonNull RequestT request, @NonNull GenericType<ResultT> resultType) {
      return delegate.execute(request, resultType);
    }
  
    @NonNull
    @Override
    public CompletionStage<Void> closeFuture() {
      return delegate.closeFuture();
    }
  
    @NonNull
    @Override
    public CompletionStage<Void> closeAsync() {
      return delegate.closeAsync();
    }
  
    @NonNull
    @Override
    public CompletionStage<Void> forceCloseAsync() {
      return delegate.forceCloseAsync();
    }
  }
  