com.algolia.search.models.indexing.FlatListSerializer Maven / Gradle / Ivy

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package com.algolia.search.models.indexing;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.ser.std.StdSerializer;
import java.io.IOException;
import java.util.List;

public class FlatListSerializer extends StdSerializer> {

  public FlatListSerializer() {
    this(null);
  }

  private FlatListSerializer(Class> t) {
    super(t);
  }

  @Override
  public void serialize(List value, JsonGenerator gen, SerializerProvider provider)
      throws IOException {

    gen.writeString(String.join(",", value));
  }
}