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.sdk.extensions.euphoria.core.annotation.operator;
  
  /** Space complexity of an operator's state in each window depending on the size of input. */
  public enum StateComplexity {
  
    /** The size of state will be O(N) in the size of input. */
    LINEAR,
  
    /** The size of state will be sub-linear but not constant. */
    SUBLINEAR,
  
    /** The size of state will be O(1) in the size of input. */
    CONSTANT,
  
    /** There is no state in this operator. */
    ZERO,
  
    /**
     * The size of state will be O(1) if the passed function is `combinable` (commutative,
     * associative), otherwise it will be O(N).
     */
    CONSTANT_IF_COMBINABLE,
  }
  