Jax-rs修改基于jackson请求的序列化响应

<dependency>
    <groupId>com.fasterxml.jackson.core</groupId>
    <artifactId>jackson-databind</artifactId>
    <version>2.12.4</version>
</dependency>

import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;

@Path("/example")
public class ExampleResource {

    @GET
    @Produces(MediaType.APPLICATION_JSON)
    public Response getExample() {
        ExampleObject example = new ExampleObject();
        example.setName("John");
        example.setAge(25);

        ObjectMapper mapper = new ObjectMapper();
        mapper.enable(SerializationFeature.INDENT_OUTPUT);

        String json = mapper.writeValueAsString(example);

        return Response.ok(json).build();
    }
}

import com.fasterxml.jackson.databind.ObjectMapper;

@Path("/example")
public class ExampleResource {

    @POST
    @Consumes(MediaType.APPLICATION_JSON)
    public Response createExample(String json) {
        ObjectMapper mapper = new ObjectMapper();

        try {
            ExampleObject example = mapper.readValue(json, ExampleObject.class);
            // 处理反序列化后的example对象
            return Response.ok().build();
        } catch (IOException e) {
            e.printStackTrace();
            return Response.serverError().build();
        }
    }
}