@Test public void testSingleton() { assertSame(FACTORY.get(), FACTORY.get()); }
public ObjectMapper get() { return MAPPER; }
ObjectMapperFactory implements Supplier<ObjectMapper> { public ObjectMapper get() { return MAPPER; } }
ObjectMapperFactory implements Supplier<ObjectMapper> { public ObjectMapper get() { return MAPPER; }  }
ObjectMapperFactory implements Supplier<ObjectMapper> { public ObjectMapper get() { return MAPPER; }  ObjectMapper get(); }
ObjectMapperFactory implements Supplier<ObjectMapper> { public ObjectMapper get() { return MAPPER; }  ObjectMapper get();  }