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.source;
  
  import java.util.List;
  import java.util.Map;
  import lombok.Getter;
  import lombok.Setter;
  import org.apache.skywalking.oap.server.core.analysis.IDManager;
  import org.apache.skywalking.oap.server.core.analysis.Layer;
  
  import static org.apache.skywalking.oap.server.core.source.DefaultScopeDefine.TCP_SERVICE;
  import static org.apache.skywalking.oap.server.core.source.DefaultScopeDefine.SERVICE_CATALOG_NAME;
  
  @ScopeDeclaration(id = TCP_SERVICE, name = "TCPService", catalog = SERVICE_CATALOG_NAME)
  @ScopeDefaultColumn.VirtualColumnDefinition(fieldName = "entityId", columnName = "entity_id", isID = true, type = String.class)
  public class TCPService extends Source {
      private volatile String entityId;
  
      @Override
      public int scope() {
          return DefaultScopeDefine.TCP_SERVICE;
      }
  
      @Override
      public String getEntityId() {
          if (entityId == null) {
              entityId = IDManager.ServiceID.buildId(name, layer.isNormal());
          }
          return entityId;
      }
  
      @Getter
      @Setter
      @ScopeDefaultColumn.DefinedByField(columnName = "name", requireDynamicActive = true)
      private String name;
      @Setter
      @Getter
      private Layer layer;
      @Getter
      @Setter
      private String serviceInstanceName;
      @Getter
      @Setter
      private List<String> tags;
      @Setter
      private Map<String, String> originalTags;
      @Getter
      @Setter
      private SideCar sideCar = new SideCar();
  
      @Getter
      @Setter
      private long receivedBytes;
  
      @Getter
      @Setter
      private long sentBytes;
  
      public String getTag(String key) {
          return originalTags.get(key);
      }
  }
  