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.library.elasticsearch.requests.search;
  
  import com.fasterxml.jackson.core.JsonGenerator;
  import com.fasterxml.jackson.databind.JsonSerializer;
  import com.fasterxml.jackson.databind.SerializerProvider;
  import com.fasterxml.jackson.databind.annotation.JsonSerialize;
  import java.io.IOException;
  import lombok.AccessLevel;
  import lombok.Getter;
  import lombok.RequiredArgsConstructor;
  
  @Getter
  @JsonSerialize(using = MatchQuery.Serializer.class)
  @RequiredArgsConstructor(access = AccessLevel.PACKAGE)
  public final class MatchQuery extends Query {
      private final String name;
      private final String text;
  
      static class Serializer extends JsonSerializer<MatchQuery> {
          @Override
          public void serialize(final MatchQuery value, final JsonGenerator gen,
                                final SerializerProvider provider)
              throws IOException {
              gen.writeStartObject();
              {
                  gen.writeFieldName("match");
                  gen.writeStartObject();
                  {
                      gen.writeStringField(value.getName(), value.getText());
                  }
                  gen.writeEndObject();
              }
              gen.writeEndObject();
          }
      }
  }
  