54.2.2. OpenAPI の有効化

例 55.4: XML ファイル

<blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:jaxrs="http://cxf.apache.org/blueprint/jaxrs"
    xmlns:cxf="http://cxf.apache.org/blueprint/core"
    xsi:schemaLocation="
      http://www.osgi.org/xmlns/blueprint/v1.0.0
https://www.osgi.org/xmlns/blueprint/v1.0.0/blueprint.xsd
      http://cxf.apache.org/blueprint/jaxrs
http://cxf.apache.org/schemas/blueprint/jaxrs.xsd
      http://cxf.apache.org/blueprint/core
http://cxf.apache.org/schemas/blueprint/core.xsd">

    <jaxrs:server id="customerService" address="/crm">
        <jaxrs:serviceBeans>
            <ref component-id="customerSvc"/>
        </jaxrs:serviceBeans>
        <jaxrs:providers>
           <bean class="com.fasterxml.jackson.jaxrs.json.JacksonJsonProvider"/>
        </jaxrs:providers>
        <jaxrs:features>
        <bean class="org.apache.cxf.jaxrs.openapi.OpenApiFeature">
          <property name="title" value="Fuse:CXF:Quickstarts - Customer Service" />
          <property name="description" value="Sample REST-based Customer Service" />
          <property name="version" value="${project.version}" />
        </bean>
        </jaxrs:features>
    </jaxrs:server>

    <cxf:bus>
        <cxf:features>
          <cxf:logging />
        </cxf:features>
        <cxf:properties>
            <entry key="skip.default.json.provider.registration" value="true" />
        </cxf:properties>
    </cxf:bus>

    <bean id="customerSvc" class="org.jboss.fuse.quickstarts.cxf.rest.CustomerService"/>

</blueprint>

例 55.5: リソースクラスの例

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import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.Response;

import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import io.swagger.annotations.ApiResponse;
import io.swagger.annotations.ApiResponses;

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.
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@Path("/customerservice/")
@Api(value = "/customerservice", description = "Operations about customerservice")
public class CustomerService {

    private static final Logger LOG =
          LoggerFactory.getLogger(CustomerService.class);

    private MessageContext jaxrsContext;
    private long currentId                = 123;
    private Map<Long, Customer> customers = new HashMap<>();
    private Map<Long, Order> orders       = new HashMap<>();

    public CustomerService() {
        init();
    }


    @GET
    @Path("/customers/{id}/")
    @Produces("application/xml")
    @ApiOperation(value = "Find Customer by ID", notes = "More notes about this
        method", response = Customer.class)
    @ApiResponses(value = {
            @ApiResponse(code = 500, message = "Invalid ID supplied"),
            @ApiResponse(code = 204, message = "Customer not found")
            })
    public Customer getCustomer(@ApiParam(value = "ID of Customer to fetch",
        required = true) @PathParam("id") String id) {
        LOG.info("Invoking getCustomer, Customer id is: {}", id);
        long idNumber = Long.parseLong(id);
        return customers.get(idNumber);
    }


    @PUT
    @Path("/customers/")
    @Consumes({ "application/xml", "application/json" })
    @ApiOperation(value = "Update an existing Customer")
    @ApiResponses(value = {
            @ApiResponse(code = 500, message = "Invalid ID supplied"),
            @ApiResponse(code = 204, message = "Customer not found")
            })
    public Response updateCustomer(@ApiParam(value = "Customer object that needs
        to be updated", required = true) Customer customer) {
        LOG.info("Invoking updateCustomer, Customer name is: {}", customer.getName());
        Customer c = customers.get(customer.getId());
        Response r;
        if (c != null) {
            customers.put(customer.getId(), customer);
            r = Response.ok().build();
        } else {
            r = Response.notModified().build();
        }

        return r;
    }

    @POST
    @Path("/customers/")
    @Consumes({ "application/xml", "application/json" })
    @ApiOperation(value = "Add a new Customer")
    @ApiResponses(value = { @ApiResponse(code = 500, message = "Invalid ID
        supplied"), })
    public Response addCustomer(@ApiParam(value = "Customer object that needs to
        be updated", required = true) Customer customer) {
        LOG.info("Invoking addCustomer, Customer name is: {}", customer.getName());
        customer.setId(++currentId);

        customers.put(customer.getId(), customer);
        if (jaxrsContext.getHttpHeaders().getMediaType().getSubtype().equals("json"))
    {
            return Response.ok().type("application/json").entity(customer).build();
        } else {
            return Response.ok().type("application/xml").entity(customer).build();
        }
    }

    @DELETE
    @Path("/customers/{id}/")
    @ApiOperation(value = "Delete Customer")
    @ApiResponses(value = {
            @ApiResponse(code = 500, message = "Invalid ID supplied"),
            @ApiResponse(code = 204, message = "Customer not found")
            })
    public Response deleteCustomer(@ApiParam(value = "ID of Customer to delete",
        required = true) @PathParam("id") String id) {
        LOG.info("Invoking deleteCustomer, Customer id is: {}", id);
        long idNumber = Long.parseLong(id);
        Customer c = customers.get(idNumber);

        Response r;
        if (c != null) {
            r = Response.ok().build();
            customers.remove(idNumber);
        } else {
            r = Response.notModified().build();
        }

        return r;
    }

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}