applicationContext.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:cxf="http://cxf.apache.org/core"
  xmlns:jaxrs="http://cxf.apache.org/jaxrs" xmlns:util="http://www.springframework.org/schema/util"
  xmlns:context="http://www.springframework.org/schema/context"
  xsi:schemaLocation="http://cxf.apache.org/core http://cxf.apache.org/schemas/core.xsd
        http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd
        http://cxf.apache.org/jaxrs http://cxf.apache.org/schemas/jaxrs.xsd">

  <import resource="classpath:META-INF/cxf/cxf.xml" />

  <context:component-scan base-package="io.swagger.sample" />

  <!-- Swagger writers -->
  <bean id="swaggerWriter" class="io.swagger.jaxrs.listing.SwaggerSerializers" />
  <!-- <bean id="apiWriter" class="io.swagger.jaxrs.listing.ApiDeclarationProvider" /> -->

  <!-- JSON mapper -->
  <bean id="jsonProvider" class="com.fasterxml.jackson.jaxrs.json.JacksonJaxbJsonProvider" />

  <!-- Exception mapper -->
  <bean id="exceptionMapper" class="io.swagger.sample.resource.SampleExceptionMapper" />

  <!-- Application resources -->
  <bean id="userResource" class="io.swagger.sample.resource.UserResource" />
  <bean id="petResource" class="io.swagger.sample.resource.PetResource" />
  <bean id="petStoreResource" class="io.swagger.sample.resource.PetStoreResource" />

  <!-- Swagger API listing resource -->
  <bean id="swaggerResource" class="io.swagger.jaxrs.listing.ApiListingResource" />

  <cxf:bus>
    <cxf:features>
      <cxf:logging />
    </cxf:features>
  </cxf:bus>

  <!-- this scans the classes for resources -->
  <bean id="swaggerConfig" class="io.swagger.jaxrs.config.BeanConfig">
    <property name="resourcePackage" value="io.swagger.sample.resource"/>
    <property name="version" value="1.0.0"/>
    <property name="host" value="localhost:8002"/>
    <property name="basePath" value="/api"/>
    <property name="title" value="Swagger Petstore"/>
    <property name="description" value="This is a app."/>
    <property name="contact" value="apiteam@swagger.io"/>
    <property name="license" value="Apache 2.0"/>
    <property name="licenseUrl" value="http://www.apache.org/licenses/LICENSE-2.0.html"/>
    <!-- <property name="filterClass" value="ApiAuthorizationFilterImpl"/> -->
    <property name="scan" value="true"/>
  </bean>

  <bean class="org.apache.cxf.jaxrs.JAXRSServerFactoryBean" init-method="create">
    <property name="address" value="/" />
    <property name="serviceBeans">
      <list>
        <ref bean="userResource" />
        <ref bean="petResource" />
        <ref bean="petStoreResource" />

        <ref bean="swaggerResource" />
      </list>
    </property>
    <property name="providers">
      <list>
        <ref bean="jsonProvider" />
        <ref bean="swaggerWriter" />
        <ref bean="exceptionMapper" />

        <!-- required for writing swagger classes -->
        <!-- <ref bean="resourceWriter" />
        <ref bean="apiWriter" /> -->
      </list>
    </property>
  </bean>
</beans>