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package org.kiwiproject.consul.util;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;

import java.io.IOException;
import java.util.Base64;
import java.util.Optional;

public class Base64EncodingSerializer extends JsonSerializer> {

    @Override
    public void serialize(Optional string, JsonGenerator jsonGenerator, SerializerProvider serializerProvider) throws IOException {
        if (string.isPresent()) {
            jsonGenerator.writeString(Base64.getEncoder().encodeToString(string.get().getBytes()));
        } else {
            jsonGenerator.writeNull();
        }
    }
}