content: /*
   * Copyright 2017-2025 Hyland Software, Inc. and its affiliates.
   *
   * 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 org.activiti.cloud.services.audit.jpa.repository;
  
  import jakarta.persistence.criteria.CriteriaBuilder;
  import jakarta.persistence.criteria.CriteriaQuery;
  import jakarta.persistence.criteria.Predicate;
  import jakarta.persistence.criteria.Root;
  import org.activiti.cloud.services.audit.jpa.events.AuditEventEntity;
  import org.springframework.data.jpa.domain.Specification;
  
  public class EventSpecification implements Specification<AuditEventEntity> {
  
      private SpecSearchCriteria criteria;
  
      public EventSpecification(final SpecSearchCriteria criteria) {
          super();
          this.criteria = criteria;
      }
  
      public SpecSearchCriteria getCriteria() {
          return criteria;
      }
  
      @Override
      public Predicate toPredicate(
          final Root<AuditEventEntity> root,
          final CriteriaQuery<?> query,
          final CriteriaBuilder builder
      ) {
          switch (criteria.getOperation()) {
              case EQUALITY:
                  return builder.equal(root.get(criteria.getKey()), criteria.getValue());
              case NEGATION:
                  return builder.notEqual(root.get(criteria.getKey()), criteria.getValue());
              case GREATER_THAN:
                  return builder.greaterThan(root.get(criteria.getKey()), criteria.getValue().toString());
              case GREATER_THAN_EQUAL:
                  return builder.greaterThanOrEqualTo(root.get(criteria.getKey()), criteria.getValue().toString());
              case LESS_THAN:
                  return builder.lessThan(root.get(criteria.getKey()), criteria.getValue().toString());
              case LESS_THAN_EQUAL:
                  return builder.lessThanOrEqualTo(root.get(criteria.getKey()), criteria.getValue().toString());
              case LIKE:
                  return builder.like(root.get(criteria.getKey()), criteria.getValue().toString());
              case STARTS_WITH:
                  return builder.like(root.get(criteria.getKey()), criteria.getValue() + "%");
              case ENDS_WITH:
                  return builder.like(root.get(criteria.getKey()), "%" + criteria.getValue());
              case CONTAINS:
                  return builder.like(root.get(criteria.getKey()), "%" + criteria.getValue() + "%");
              default:
                  return null;
          }
      }
  }
  