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.dse.driver.api.core.graph.reactive;
  
  import com.datastax.dse.driver.api.core.graph.GraphStatement;
  import com.datastax.dse.driver.internal.core.graph.reactive.ReactiveGraphRequestProcessor;
  import com.datastax.oss.driver.api.core.session.Session;
  import edu.umd.cs.findbugs.annotations.NonNull;
  import java.util.Objects;
  
  /**
   * A {@link Session} that offers utility methods to issue graph queries using reactive-style
   * programming.
   */
  public interface ReactiveGraphSession extends Session {
  
    /**
     * Returns a {@link ReactiveGraphResultSet} that, once subscribed to, executes the given query and
     * emits all the results.
     *
     * <p>See the javadocs of {@link ReactiveGraphResultSet} for important remarks anc caveats
     * regarding the subscription to and consumption of reactive graph result sets.
     *
     * @param statement the statement to execute.
     * @return The {@link ReactiveGraphResultSet} that will publish the returned results.
     * @see ReactiveGraphResultSet
     * @see ReactiveGraphNode
     */
    @NonNull
    default ReactiveGraphResultSet executeReactive(@NonNull GraphStatement<?> statement) {
      return Objects.requireNonNull(
          execute(statement, ReactiveGraphRequestProcessor.REACTIVE_GRAPH_RESULT_SET));
    }
  }
  