com.neotys.neoload.model.v3.binding.serializer.HeaderDeserializer Maven / Gradle / Ivy

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package com.neotys.neoload.model.v3.binding.serializer;

import java.io.IOException;
import java.util.List;
import java.util.Map;
import java.util.Optional;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.ObjectCodec;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
import com.neotys.neoload.model.v3.project.userpath.Header;

public final class HeaderDeserializer extends StdDeserializer {
	private static final long serialVersionUID = 3419041330155288065L;

	public HeaderDeserializer() {
		super(List.class);
	}

	@SuppressWarnings("unchecked")
	@Override
	public Header deserialize(final JsonParser parser, final DeserializationContext ctx) throws IOException {
		final ObjectCodec codec = parser.getCodec();
		final JsonNode node = codec.readTree(parser);

		// Reader Header object as Map object
		final Map map = codec.treeToValue(node, Map.class);
		// Convert Map into Header
		if ((map != null) && (!map.isEmpty())) {
			final Map.Entry entry = map.entrySet().stream().findFirst().get();
			return Header.builder()
					.name(entry.getKey())
					.value(Optional.ofNullable(entry.getValue()))
					.build();
		}
		return null;
	}
}