code: /*
   * 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.skywalking.oap.server.core.alarm;
  
  import java.util.Objects;
  
  public abstract class MetaInAlarm {
  
      public abstract String getScope();
  
      public abstract int getScopeId();
  
      public abstract String getName();
  
      public abstract String getMetricsName();
  
      /**
       * In most scopes, there is only id0, as primary id. Such as Service, Endpoint. But in relation, the ID includes
       * two, actually. Such as ServiceRelation, id0 represents the sourceScopeId service id
       *
       * @return the primary id.
       */
      public abstract String getId0();
  
      /**
       * Only exist in multiple IDs case, Such as ServiceRelation, id1 represents the dest service id
       */
      public abstract String getId1();
  
      @Override
      public boolean equals(Object o) {
          if (this == o)
              return true;
          if (o == null || getClass() != o.getClass())
              return false;
          MetaInAlarm that = (MetaInAlarm) o;
          return getId0().equals(that.getId0()) && getId1().equals(that.getId1());
      }
  
      @Override
      public int hashCode() {
          return Objects.hash(getId0(), getId1());
      }
  }
  