content: /*
   * Copyright 2024 Alibaba Group Holding Limited.
   *
   * 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 com.alibaba.graphscope.common.ir.rel.metadata.glogue.pattern;
  
  import java.util.List;
  
  public abstract class PatternVertex {
      private final ElementDetails details;
      private final IsomorphismChecker isomorphismChecker;
  
      protected PatternVertex(ElementDetails details, IsomorphismChecker isomorphismChecker) {
          this.details = details;
          this.isomorphismChecker = isomorphismChecker;
      }
  
      public abstract Integer getId();
  
      public abstract List<Integer> getVertexTypeIds();
  
      public IsomorphismChecker getIsomorphismChecker() {
          return isomorphismChecker;
      }
  
      public ElementDetails getElementDetails() {
          return details;
      }
  
      @Override
      public String toString() {
          return getId().toString() + "[" + getVertexTypeIds().toString() + "]";
      }
  
      @Override
      public int hashCode() {
          return toString().hashCode();
      }
  
      @Override
      public boolean equals(Object o) {
          if (!(o instanceof PatternVertex)) {
              return false;
          }
          PatternVertex other = (PatternVertex) o;
          return this.getId().equals(other.getId())
                  && this.getVertexTypeIds().equals(other.getVertexTypeIds());
      }
  }
  