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.ambari.server.orm.entities;
  
  import java.util.Arrays;
  import java.util.Collections;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import jakarta.persistence.criteria.CriteriaQuery;
  import jakarta.persistence.metamodel.SingularAttribute;
  import jakarta.persistence.metamodel.StaticMetamodel;
  
  import org.apache.ambari.server.controller.internal.AlertResourceProvider;
  import org.apache.ambari.server.controller.spi.Predicate;
  import org.apache.ambari.server.state.MaintenanceState;
  
  
  /**
   * The {@link AlertCurrentEntity_} is a strongly typed metamodel for creating
   * {@link CriteriaQuery} for {@link AlertCurrentEntity}.
   */
  @StaticMetamodel(AlertCurrentEntity.class)
  public class AlertCurrentEntity_ {
    public static volatile SingularAttribute<AlertCurrentEntity, Long> alertId;
    public static volatile SingularAttribute<AlertCurrentEntity, Long> latestTimestamp;
    public static volatile SingularAttribute<AlertCurrentEntity, Long> originalTimestamp;
    public static volatile SingularAttribute<AlertCurrentEntity, MaintenanceState> maintenanceState;
    public static volatile SingularAttribute<AlertCurrentEntity, String> latestText;
    public static volatile SingularAttribute<AlertCurrentEntity, AlertDefinitionEntity> alertDefinition;
    public static volatile SingularAttribute<AlertCurrentEntity, AlertHistoryEntity> alertHistory;
  
    /**
     * Gets a mapping of between a resource provider property, like
     * {@link AlertResourceProvider#ALERT_ID} to a metamodel
     * {@link SingularAttribute}.
     * <p/>
     * This is used when converting an Ambari {@link Predicate} into a JPA
     * {@link jakarta.persistence.criteria.Predicate} and we need a type-safe
     * conversion between "category/property" and JPA field names.
     * <p/>
     * Multiple {@link SingularAttribute} instances can be chained together in
     * order to provide an {@code entity.subEntity.field} reference.
     *
     * @return
     */
    @SuppressWarnings("unchecked")
    public static Map<String, List<? extends SingularAttribute<?, ?>>> getPredicateMapping() {
      Map<String, List<? extends SingularAttribute<?, ?>>> mapping = new HashMap<>();
  
      mapping.put(AlertResourceProvider.ALERT_ID,
          Collections.singletonList(alertId));
  
      mapping.put(AlertResourceProvider.ALERT_LATEST_TIMESTAMP,
          Collections.singletonList(latestTimestamp));
  
      mapping.put(AlertResourceProvider.ALERT_ORIGINAL_TIMESTAMP,
          Collections.singletonList(originalTimestamp));
  
      mapping.put(AlertResourceProvider.ALERT_MAINTENANCE_STATE,
          Collections.singletonList(maintenanceState));
  
      mapping.put(AlertResourceProvider.ALERT_TEXT,
          Collections.singletonList(latestText));
  
      // AlertCurrentEntity.alertDefinition.definitionId = 1234
      mapping.put(AlertResourceProvider.ALERT_DEFINITION_ID,
          Arrays.asList(alertDefinition, AlertDefinitionEntity_.definitionId));
  
      // AlertCurrentEntity.alertDefinition.definitionName = foo
      mapping.put(AlertResourceProvider.ALERT_DEFINITION_NAME,
          Arrays.asList(alertDefinition, AlertDefinitionEntity_.definitionName));
  
      // AlertCurrentEntity.alertDefinition.serviceName = HDFS
      mapping.put(AlertResourceProvider.ALERT_SERVICE,
          Arrays.asList(alertDefinition, AlertDefinitionEntity_.serviceName));
  
      // AlertCurrentEntity.alertDefinition.componentName = DATANODE
      mapping.put(AlertResourceProvider.ALERT_COMPONENT,
          Arrays.asList(alertDefinition, AlertDefinitionEntity_.componentName));
  
      // AlertCurrentEntity.alertHistory.hostName = c6401.ambari.apache.org
      mapping.put(AlertResourceProvider.ALERT_HOST,
          Arrays.asList(alertHistory, AlertHistoryEntity_.hostName));
  
      // AlertCurrentEntity.alertHistory.state = OK
      mapping.put(AlertResourceProvider.ALERT_STATE,
          Arrays.asList(alertHistory, AlertHistoryEntity_.alertState));
  
      return mapping;
    }
  }
  