[
https://issues.apache.org/jira/browse/CXF-8116?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16932441#comment-16932441
]
Marco Tenti commented on CXF-8116:
----------------------------------
For anyone want to remove the "default" i have success with this custom
versione of the Jackson Json Provider
{code:java}
import java.io.IOException;
import javax.ws.rs.Consumes;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.ext.ContextResolver;
import javax.ws.rs.ext.Provider;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Service;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.SerializerProvider;
/**
* @author ddrag...@gmail.com
*/
@Provider
@Consumes(MediaType.WILDCARD) // NOTE: required to support "non-standard" JSON
variants
@Produces(MediaType.WILDCARD)
@Component(immediate = true, metatype = false)
@Service(value = {CustomJacksonJaxbJsonProvider.class})
public class CustomJacksonJaxbJsonProvider extends
com.fasterxml.jackson.jaxrs.json.JacksonJaxbJsonProvider implements
ContextResolver<ObjectMapper>{
private static final ObjectMapper OBJECT_MAPPER = buildObjectMapper();
public CustomJacksonJaxbJsonProvider() {
super();
super.setMapper(OBJECT_MAPPER);
}
public static ObjectMapper buildObjectMapper() {
ObjectMapper mapper = new ObjectMapper();
mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
mapper.setSerializationInclusion(JsonInclude.Include.NON_DEFAULT);
//mapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS,
false);
mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES,
false);
mapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
mapper.configure(SerializationFeature.FAIL_ON_SELF_REFERENCES, false);
//mapper.configure(SerializationFeature.WRAP_ROOT_VALUE, true);
//mapper.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, true);
//DROP ROOT ELEMENT
//https://www.baeldung.com/jackson-jsonmappingexception
//mapper.setVisibility(PropertyAccessor.FIELD, Visibility.ANY);
//https://stackoverflow.com/questions/15261456/how-do-i-disable-fail-on-empty-beans-in-jackson/15261908#15261908
//mapper.setVisibility(PropertyAccessor.GETTER, Visibility.NONE);
//mapper.setVisibility(PropertyAccessor.SETTER, Visibility.NONE);
//mapper.setVisibility(PropertyAccessor.CREATOR, Visibility.NONE);
// Michal Gajdos
//mapper.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, true);
//mapper.configure(SerializationFeature.INDENT_OUTPUT, true);
// mapper.withFieldVisibility(JsonAutoDetect.Visibility.ANY)
// .withGetterVisibility(JsonAutoDetect.Visibility.NONE)
// .withSetterVisibility(JsonAutoDetect.Visibility.NONE)
// .withCreatorVisibility(JsonAutoDetect.Visibility.NONE));
//https://stackoverflow.com/questions/11757487/how-to-tell-jackson-to-ignore-a-field-during-serialization-if-its-value-is-null
mapper.getSerializerProvider().setNullValueSerializer(new
JsonSerializer<Object>() {
@Override
public void serialize(Object obj, JsonGenerator jsonGen,
SerializerProvider unused)
throws IOException
{
//IGNORES NULL VALUES!
}
});
return mapper;
}
@Override
public ObjectMapper getContext(final Class<?> type) {
// return new ObjectMapper()
// .configure(DeserializationFeature.UNWRAP_ROOT_VALUE, true)
// .configure(SerializationFeature.INDENT_OUTPUT, true);
return OBJECT_MAPPER;
}
}
{code}
> Can't find a way to integrate the webjars "swaggerui" on OSGI Camel CXF
> Project
> -------------------------------------------------------------------------------
>
> Key: CXF-8116
> URL: https://issues.apache.org/jira/browse/CXF-8116
> Project: CXF
> Issue Type: Bug
> Components: Bus, Documentation, JAX-RS, OSGi
> Affects Versions: 3.2.7
> Reporter: Marco Tenti
> Priority: Major
>
> Hi, i really need a full example for integrate the webjars "swaggerui" on
> OSGI Camel CXF Project.
> I followed the documentation and add the webjars swagger-ui on compile mode
> on my pom.xml
> I don't know why but my "Swagger2Feature" generate only the swagger.json
> endpoint and never load the SwaggerUi page.
> Here the blueprint.xml configuration i'm try to use:
> {code:xml}
> <cxf:rsServer
> address="${https.serviceHost}:${https.servicePort}/cxf/my/rest"
> id="rsServerTestServiceEndpointSSL"
> loggingFeatureEnabled="true" loggingSizeLimit="20"
> serviceClass="bug.test.endpoint.TestEndpoint"
> staticSubresourceResolution="true">
> <cxf:serviceBeans>
> <ref component-id="testServiceEndpointID"/>
> </cxf:serviceBeans>
> <cxf:inInterceptors>
> <ref component-id="loggingInInterceptor"/>
> </cxf:inInterceptors>
> <cxf:outInterceptors>
> <ref component-id="loggingOutInterceptor"/>
> </cxf:outInterceptors>
> <cxf:providers>
> <ref component-id="jacksonJsonProvider"/>
> <ref component-id="jacksonJaxbXMLProvider"/>
> <ref component-id="multipartProvider" />
> <ref component-id="crossOriginResourceSharingFilterProvider"/>
> </cxf:providers>
> <cxf:features>
> <ref component-id="loggingFeature"/>
> <bean id="swagger2Feature"
> class="org.apache.cxf.jaxrs.swagger.Swagger2Feature"><!--
> init-method="findSwaggerUiRoot" -->
> <property name="host"
> value="${https.serviceHost}:${https.servicePort}"/>
> <property name="basePath"
> value="${https.serviceHost}:${https.servicePort}/cxf/my/rest"/>
> <property name="usePathBasedConfig" value="true" />
> <!--
> <property name="runAsFilter" value="true" />
> <property name="title" value="RESTful Service (swagger v2.0)
> :: Signature Service"/>
> <property name="description" value="Description Signature
> Service"/>
> <property name="version" value="1.0"/>
> <property name="contact" value="XXXXXXXXXXXXXXXXXXX"/>
> <property name="prettyPrint" value="true"/>
> <property name="schemes">
> <array value-type="java.lang.String">
> <value>http</value>
> <value>https</value>
> </array>
> </property>
> <property name="scanAllResources" value="true"/>
> <property name="swaggerUiVersion" value="true"/>
> <property name="swaggerUiMavenGroupAndArtifact"
> value="org.webjars/swagger-ui"/>
> <property name="swaggerUiVersion" value="3.13.0"/>
> -->
> <!-- <property name="scan" value="true"/> -->
> </bean>
> </cxf:features>
> </cxf:rsServer>
> {code}
> i even get this exception , but i don't know how resolve:
> {code}
> org.apache.cxf.interceptor.Fault: Direct self-reference leading to cycle
> (through reference chain:
> org.apache.cxf.message.MessageContentsList[1]->org.apache.cxf.jaxrs.swagger.SyntheticServletConfig["servletContext"]->io.undertow.servlet.spec.ServletContextImpl["deployment"]->io.undertow.servlet.core.DeploymentImpl["deploymentInfo"]->io.undertow.servlet.api.DeploymentInfo["classLoader"]->org.apache.camel.core.osgi.utils.BundleDelegatingClassLoader["bundle"]->org.apache.felix.framework.BundleImpl["bundle"])
> while invoking public javax.ws.rs.core.Response
> io.swagger.jaxrs.listing.ApiListingResource.getListing(javax.ws.rs.core.Application,javax.servlet.ServletConfig,javax.ws.rs.core.HttpHeaders,javax.ws.rs.core.UriInfo,java.lang.String)
> with params
> [org.apache.cxf.jaxrs.swagger.Swagger2Feature$DefaultApplication@7fc8f668,
> org.apache.cxf.jaxrs.swagger.SyntheticServletConfig@470a7e15,
> org.apache.cxf.jaxrs.impl.HttpHeadersImpl@237f91e8,
> org.apache.cxf.jaxrs.impl.UriInfoImpl@1ade3492, json].
> at
> org.apache.cxf.service.invoker.AbstractInvoker.createFault(AbstractInvoker.java:166)
> at
> org.apache.cxf.service.invoker.AbstractInvoker.invoke(AbstractInvoker.java:140)
> at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:193)
> at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:103)
> at
> org.apache.cxf.interceptor.ServiceInvokerInterceptor$1.run(ServiceInvokerInterceptor.java:59)
> at
> org.apache.cxf.interceptor.ServiceInvokerInterceptor.handleMessage(ServiceInvokerInterceptor.java:96)
> at
> org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:308)
> at
> org.apache.cxf.phase.PhaseInterceptorChain.resume(PhaseInterceptorChain.java:278)
> at
> org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:78)
> at
> org.apache.cxf.transport.http.AbstractHTTPDestination.invoke(AbstractHTTPDestination.java:267)
> at
> org.apache.cxf.transport.http_undertow.UndertowHTTPDestination.doService(UndertowHTTPDestination.java:200)
> at
> org.apache.cxf.transport.http_undertow.CxfUndertowServlet.invoke(CxfUndertowServlet.java:52)
> at
> org.apache.cxf.transport.servlet.AbstractHTTPServlet.handleRequest(AbstractHTTPServlet.java:301)
> at
> org.apache.cxf.transport.servlet.AbstractHTTPServlet.doGet(AbstractHTTPServlet.java:225)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:645)
> at
> org.apache.cxf.transport.servlet.AbstractHTTPServlet.service(AbstractHTTPServlet.java:276)
> at
> io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:74)
> at
> io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)
> at
> io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:68)
> at
> io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)
> at
> io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
> at
> io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
> at
> io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:292)
> at
> io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:81)
> at
> io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:138)
> at
> io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:135)
> at
> io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48)
> at
> io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43)
> at
> io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:272)
> at
> io.undertow.servlet.handlers.ServletInitialHandler.dispatchToPath(ServletInitialHandler.java:209)
> at
> io.undertow.servlet.spec.AsyncContextImpl$2$1.handleRequest(AsyncContextImpl.java:194)
> at io.undertow.server.Connectors.executeRootHandler(Connectors.java:364)
> at
> io.undertow.servlet.spec.AsyncContextImpl$2.run(AsyncContextImpl.java:191)
> at
> io.undertow.servlet.spec.AsyncContextImpl$6.run(AsyncContextImpl.java:485)
> at
> io.undertow.servlet.spec.AsyncContextImpl$TaskDispatchRunnable.run(AsyncContextImpl.java:604)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: com.fasterxml.jackson.databind.exc.InvalidDefinitionException:
> Direct self-reference leading to cycle (through reference chain:
> org.apache.cxf.message.MessageContentsList[1]->org.apache.cxf.jaxrs.swagger.SyntheticServletConfig["servletContext"]->io.undertow.servlet.spec.ServletContextImpl["deployment"]->io.undertow.servlet.core.DeploymentImpl["deploymentInfo"]->io.undertow.servlet.api.DeploymentInfo["classLoader"]->org.apache.camel.core.osgi.utils.BundleDelegatingClassLoader["bundle"]->org.apache.felix.framework.BundleImpl["bundle"])
> at
> com.fasterxml.jackson.databind.exc.InvalidDefinitionException.from(InvalidDefinitionException.java:77)
> at
> com.fasterxml.jackson.databind.SerializerProvider.reportBadDefinition(SerializerProvider.java:1191)
> at
> com.fasterxml.jackson.databind.ser.BeanPropertyWriter._handleSelfReference(BeanPropertyWriter.java:944)
> at
> com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:721)
> at
> com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:719)
> at
> com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
> at
> com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:727)
> at
> com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:719)
> at
> com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
> at
> com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:727)
> at
> com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:719)
> at
> com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
> at
> com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:727)
> at
> com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:719)
> at
> com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
> at
> com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:727)
> at
> com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:719)
> at
> com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
> at
> com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:727)
> at
> com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:719)
> at
> com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
> at
> com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serializeContents(IndexedListSerializer.java:119)
> at
> com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serialize(IndexedListSerializer.java:79)
> at
> com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serialize(IndexedListSerializer.java:18)
> at
> com.fasterxml.jackson.databind.ser.DefaultSerializerProvider._serialize(DefaultSerializerProvider.java:480)
> at
> com.fasterxml.jackson.databind.ser.DefaultSerializerProvider.serializeValue(DefaultSerializerProvider.java:319)
> at
> com.fasterxml.jackson.databind.ObjectWriter$Prefetch.serialize(ObjectWriter.java:1396)
> at
> com.fasterxml.jackson.databind.ObjectWriter._configAndWriteValue(ObjectWriter.java:1120)
> at
> com.fasterxml.jackson.databind.ObjectWriter.writeValue(ObjectWriter.java:950)
> at
> org.apache.camel.component.jackson.JacksonDataFormat.marshal(JacksonDataFormat.java:166)
> at
> org.apache.camel.processor.MarshalProcessor.process(MarshalProcessor.java:69)
> at
> org.apache.camel.processor.interceptor.TraceInterceptor.process(TraceInterceptor.java:181)
> at
> org.apache.camel.processor.interceptor.HandleFaultInterceptor.process(HandleFaultInterceptor.java:42)
> at
> org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:110)
> at
> org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:548)
> at
> org.apache.camel.processor.CamelInternalProcessor.process(CamelInternalProcessor.java:201)
> at org.apache.camel.processor.Pipeline.process(Pipeline.java:138)
> at org.apache.camel.processor.Pipeline.process(Pipeline.java:101)
> at
> org.apache.camel.processor.CamelInternalProcessor.process(CamelInternalProcessor.java:201)
> at
> org.apache.camel.component.cxf.jaxrs.CxfRsInvoker.asyncInvoke(CxfRsInvoker.java:95)
> at
> org.apache.camel.component.cxf.jaxrs.CxfRsInvoker.performInvocation(CxfRsInvoker.java:69)
> at
> org.apache.cxf.service.invoker.AbstractInvoker.invoke(AbstractInvoker.java:96)
> at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:193)
> at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:103)
> at
> org.apache.cxf.interceptor.ServiceInvokerInterceptor$1.run(ServiceInvokerInterceptor.java:59)
> at
> org.apache.cxf.interceptor.ServiceInvokerInterceptor.handleMessage(ServiceInvokerInterceptor.java:96)
> at
> org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:308)
> at
> org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:121)
> at
> org.apache.cxf.transport.http.AbstractHTTPDestination.invoke(AbstractHTTPDestination.java:267)
> at
> org.apache.cxf.transport.http_undertow.UndertowHTTPDestination.doService(UndertowHTTPDestination.java:200)
> at
> org.apache.cxf.transport.http_undertow.UndertowHTTPHandler.handleRequest(UndertowHTTPHandler.java:123)
> at io.undertow.server.Connectors.executeRootHandler(Connectors.java:364)
> at
> io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:830)
> ... 3 more
> {code}
> *+The full test project can be found here:+*
> https://github.com/p4535992/bug-load-swaggerui-blueprint
> i'm desperated to make this work.
> Anyone can provide a full example for the integration of the swaggerui ?
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