content: /*
   * Copyright 1999-2019 Alibaba Group Holding Ltd.
   *
   * 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 com.alibaba.csp.sentinel.adapter.gateway.common.api;
  
  import java.util.HashSet;
  import java.util.Set;
  
  import com.alibaba.csp.sentinel.util.AssertUtil;
  
  /**
   * @author Eric Zhao
   * @since 1.6.0
   */
  public class ApiPredicateGroupItem implements ApiPredicateItem {
  
      private final Set<ApiPredicateItem> items = new HashSet<>();
  
      public ApiPredicateGroupItem addItem(ApiPredicateItem item) {
          AssertUtil.notNull(item, "item cannot be null");
          items.add(item);
          return this;
      }
  
      public Set<ApiPredicateItem> getItems() {
          return items;
      }
  
      /*@Override
      public ApiPredicateItem and(ApiPredicateItem item) {
          AssertUtil.notNull(item, "item cannot be null");
          return this.addItem(item);
      }*/
  }
  