public CodecSupplier(Class<T> clazz, Metadata metadata) {
this.clazz = clazz;
this.metadata = metadata;
ObjectMapperProvider objectMapperProvider = new ObjectMapperProvider();
objectMapperProvider.setJsonDeserializers(
ImmutableMap.<Class<?>, JsonDeserializer<?>>of(Type.class, new TypeDeserializer()));
this.codecFactory = new JsonCodecFactory(objectMapperProvider);
}
@Test
public void testRoundTrip() {
ObjectMapperProvider objectMapperProvider = new ObjectMapperProvider();
objectMapperProvider.setJsonDeserializers(
ImmutableMap.<Class<?>, JsonDeserializer<?>>of(
Type.class, new TypeDeserializer(new TypeRegistry())));
JsonCodec<Signature> codec =
new JsonCodecFactory(objectMapperProvider, true).jsonCodec(Signature.class);
Signature expected =
new Signature("function", BIGINT, ImmutableList.of(BOOLEAN, DOUBLE, VARCHAR));
String json = codec.toJson(expected);
Signature actual = codec.fromJson(json);
assertEquals(actual.getName(), expected.getName());
assertEquals(actual.getReturnType(), expected.getReturnType());
assertEquals(actual.getArgumentTypes(), expected.getArgumentTypes());
}