On Apr 16, 2010, at 1:04 PM, Franz Wong wrote:
> Hi Paul,
>
> I found out the problem. "jersey-json" contains a dependency
> "jackson-core-asl" (version 1.1.1). The one I used in test case is
> "jackson-core-lgpl" (version 1.5.1) These two dependencies create
> the conflict.
>
> Since I am not able to exclude "jackson-core-asl" only for test
> scope in maven, I can only abandon using the lgpl version and change
> to use asl version for my test case.
>
Ugh :-(
In any case i think we should upgrade the jackson-core version.
Paul.
> Thanks.
> Franz
>
> On Fri, Apr 16, 2010 at 6:09 PM, Paul Sandoz <Paul.Sandoz_at_sun.com>
> wrote:
> Hi Franz,
>
> Can you send a running test case (preferably a maven project) that
> way it will be easier to investigate.
>
> This type of error is often indicative of compiling against one
> version while running against another version.
>
> Paul.
>
>
> On Apr 16, 2010, at 5:10 AM, Franz Wong wrote:
>
> Hi,
>
> I made a webapp using Jersey. After that, I wrote unit tests for it.
> The test data is in json format and parsed by jackson json. The
> object will be input to the business layer class for test. Every
> time I run it, error occurred.
>
> Later, I created a simple project with only an entity class and a
> unit test class. When I just included the jackson json dependency in
> maven, everything run smoothly. However, when I added jersey
> dependency, the same error occurred.
>
> Originally, I would like to use the jersey built-in json support for
> my unit test. Since my test is not at service layer, I cannot get
> the Providers instance, hence I cannot get the MessageBodyReader
> instance.
>
> Thanks.
> Franz
>
> the error :
>
> java.lang.VerifyError: (class: org/codehaus/jackson/map/
> ObjectMapper, method: writeValueAsBytes signature: (Ljava/lang/
> Object;)[B) Incompatible argument to function
>
> my test :
>
> ObjectMapper objMapper = new ObjectMapper();
> User user = (User) objMapper.readValue("{\"name\" : \"franzwong\",
> \"itemList\" : [\"apple\", \"orange\"]}", User.class);
> Assert.assertEquals("franzwong", user.getName());
>
>
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