Ultimately I was affected by This Bug in 8.0.0.Final it should be fixed in 8.0.1, until then I've downgraded to 8.0.0.CR1.
Here's my Final pom.xml
, note that I'm using 2.2.3
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>2.2.3</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotations</artifactId>
<version>2.2.3</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.2.3</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.datatype</groupId>
<artifactId>jackson-datatype-jsr310</artifactId>
<version>2.2.3-beta5</version>
</dependency>
my web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
version="3.1">
...
<context-param>
<param-name>resteasy.providers</param-name>
<param-value>com.lm.infrastructure.JacksonProducer</param-value>
</context-param>
</web-app>
my jboss-deployment-structure.xml
this is required, and I didn't have it previously
<?xml version="1.0" encoding="UTF-8"?>
<jboss-deployment-structure xmlns="urn:jboss:deployment-structure:1.2">
<deployment>
<exclusions>
<module name="org.jboss.resteasy.resteasy-jackson-provider" />
<module name="org.jboss.resteasy.resteasy-jettison-provider" />
</exclusions>
<dependencies>
<module name="org.jboss.resteasy.resteasy-jackson2-provider" services="import" />
</dependencies>
</deployment>
</jboss-deployment-structure>
My Producer
package com.lm.infrastructure;
import static com.fasterxml.jackson.databind.DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES;
import com.fasterxml.jackson.databind.ObjectMapper;
import static com.fasterxml.jackson.databind.SerializationFeature.WRITE_DATES_AS_TIMESTAMPS;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.ext.ContextResolver;
import javax.ws.rs.ext.Provider;
@Provider
@Produces( MediaType.APPLICATION_JSON )
public class JacksonProducer implements ContextResolver<ObjectMapper> {
public JacksonProducer() throws Exception {
this.json
= new ObjectMapper()
.findAndRegisterModules()
.configure( WRITE_DATES_AS_TIMESTAMPS, false )
.configure( FAIL_ON_UNKNOWN_PROPERTIES, false );
}
@Override
public ObjectMapper getContext( Class<?> objectType ) {
return json;
}
private final ObjectMapper json;
}
and last but not least my arquillian war generation
public static WebArchive testWar() {
File[] libs
= Maven.resolver().loadPomFromFile( "pom.xml" )
.resolve(
"com.fasterxml.jackson.datatype:jackson-datatype-jsr310"
)
.withTransitivity()
.asFile();
return ShrinkWrap.create( WebArchive.class )
.setWebXML( new File( "src/main/webapp/WEB-INF/web.xml" ) )
.addAsWebInfResource( new File( "src/main/webapp/WEB-INF/jboss-web.xml" ) )
.addAsWebInfResource( new File( "src/main/resources/logback.xml" ) )
.addAsWebInfResource( new File( "src/main/webapp/WEB-INF/jboss-deployment-structure.xml" ) )
.addAsWebInfResource( EmptyAsset.INSTANCE, "beans.xml" )
.addPackages( false, Filters.exclude( ".*Test.*" ), getCorePackages() )
.addAsLibraries( libs );
}