/*
    *    Copyright 2016-2025 the original author or authors.
    *
    *    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
    *
    *       https://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.mybatis.dynamic.sql;
  
  import java.util.Objects;
  
  import org.jspecify.annotations.Nullable;
  
  public class ExistsCriterion extends SqlCriterion {
      private final ExistsPredicate existsPredicate;
  
      private ExistsCriterion(Builder builder) {
          super(builder);
          this.existsPredicate = Objects.requireNonNull(builder.existsPredicate);
      }
  
      public ExistsPredicate existsPredicate() {
          return existsPredicate;
      }
  
      @Override
      public <R> R accept(SqlCriterionVisitor<R> visitor) {
          return visitor.visit(this);
      }
  
      public static class Builder extends AbstractBuilder<Builder> {
          private @Nullable ExistsPredicate existsPredicate;
  
          public Builder withExistsPredicate(ExistsPredicate existsPredicate) {
              this.existsPredicate = existsPredicate;
              return this;
          }
  
          public ExistsCriterion build() {
              return new ExistsCriterion(this);
          }
  
          @Override
          protected Builder getThis() {
              return this;
          }
      }
  }