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.calcite.model;
  
  import com.fasterxml.jackson.annotation.JsonCreator;
  import com.fasterxml.jackson.annotation.JsonProperty;
  
  import org.checkerframework.checker.nullness.qual.Nullable;
  
  /**
   * Information about whether a table allows streaming.
   *
   * <p>Occurs within {@link JsonTable#stream}.
   *
   * @see org.apache.calcite.model.JsonRoot Description of schema elements
   * @see org.apache.calcite.model.JsonTable#stream
   */
  public class JsonStream {
    /** Whether the table allows streaming.
     *
     * <p>Optional; default true.
     */
    public final boolean stream;
  
    /** Whether the history of the table is available.
     *
     * <p>Optional; default false.
     */
    public final boolean history;
  
    @JsonCreator
    public JsonStream(
        @JsonProperty("stream") @Nullable Boolean stream,
        @JsonProperty("history") @Nullable Boolean history) {
      this.stream = stream == null || stream;
      this.history = history != null && history;
    }
  }
  