content: /*
   * Copyright © 2018-2025 Commonwealth Scientific and Industrial Research
   * Organisation (CSIRO) ABN 41 687 119 230.
   *
   * Licensed 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 au.csiro.pathling.views;
  
  import com.google.gson.annotations.SerializedName;
  import jakarta.annotation.Nullable;
  import jakarta.validation.constraints.NotNull;
  import lombok.AllArgsConstructor;
  import lombok.Data;
  import lombok.NoArgsConstructor;
  
  /**
   * 'where' filters are FHIRPath expressions joined with an implicit "and". This enables users to
   * select a subset of rows that match a specific need. For example, a user may be interested only in
   * a subset of observations based on code value and can filter them here.
   *
   * @author John Grimes
   */
  @Data
  @AllArgsConstructor
  @NoArgsConstructor
  public class WhereClause {
  
    /**
     * The FHIRPath expression for the filter.
     */
    @NotNull
    @SerializedName("path")
    String expression;
  
    /**
     * An optional human-readable description of the filter.
     */
    @Nullable
    String description;
  
  }
  