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.ArrayList;
  import java.util.List;
  import lombok.Getter;
  import lombok.Setter;
  import org.apache.skywalking.oap.server.core.UnexpectedException;
  import org.apache.skywalking.oap.server.core.analysis.manual.searchtag.Tag;
  import org.apache.skywalking.oap.server.core.query.type.ContentType;
  
  @Setter
  @Getter
  public abstract class AbstractLog extends Source {
      private long timestamp;
      private String serviceId;
      private String serviceInstanceId;
      private String endpointId;
      private String traceId;
      private String traceSegmentId;
      private int spanId;
      private ContentType contentType = ContentType.NONE;
      private String content;
      private byte[] tagsRawData;
      private List<Tag> tags = new ArrayList<>();
      private boolean error = false;
  
      @Override
      public String getEntityId() {
          throw new UnexpectedException("getEntityId is not supported in AbstractLog source");
      }
  }
  