io.prestosql.jdbc.$internal.jackson.datatype.guava.deser.ImmutableMapDeserializer Maven / Gradle / Ivy

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package io.prestosql.jdbc.$internal.jackson.datatype.guava.deser;

import io.prestosql.jdbc.$internal.jackson.databind.DeserializationContext;
import io.prestosql.jdbc.$internal.jackson.databind.JavaType;
import io.prestosql.jdbc.$internal.jackson.databind.JsonDeserializer;
import io.prestosql.jdbc.$internal.jackson.databind.JsonMappingException;
import io.prestosql.jdbc.$internal.jackson.databind.KeyDeserializer;
import io.prestosql.jdbc.$internal.jackson.databind.deser.NullValueProvider;
import io.prestosql.jdbc.$internal.jackson.databind.jsontype.TypeDeserializer;

import io.prestosql.jdbc.$internal.guava.collect.ImmutableMap;

public class ImmutableMapDeserializer
    extends GuavaImmutableMapDeserializer>
{
    private static final long serialVersionUID = 2L;

    public ImmutableMapDeserializer(JavaType type, KeyDeserializer keyDeser,
            JsonDeserializer valueDeser, TypeDeserializer valueTypeDeser,
            NullValueProvider nuller)
    {
        super(type, keyDeser, valueDeser, valueTypeDeser, nuller);
    }

    @Override
    public Object getEmptyValue(DeserializationContext ctxt) throws JsonMappingException {
        return ImmutableMap.of();
    }

    @Override
    public ImmutableMapDeserializer withResolved(KeyDeserializer keyDeser,
            JsonDeserializer valueDeser, TypeDeserializer valueTypeDeser,
            NullValueProvider nuller) {
        return new ImmutableMapDeserializer(_containerType, keyDeser,
                valueDeser, valueTypeDeser, nuller);
    }

    @Override
    protected ImmutableMap.Builder createBuilder() {
        return ImmutableMap.builder();
    }
}