com.holonplatform.json.examples.ExampleJackson Maven / Gradle / Ivy
/*
* Copyright 2000-2017 Holon TDCN.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.holonplatform.json.examples;
import javax.ws.rs.Consumes;
import javax.ws.rs.GET;
import javax.ws.rs.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.client.Client;
import javax.ws.rs.client.ClientBuilder;
import javax.ws.rs.client.Entity;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import org.springframework.context.annotation.Bean;
import org.springframework.web.client.RestTemplate;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.holonplatform.core.property.PathProperty;
import com.holonplatform.core.property.PropertyBox;
import com.holonplatform.core.property.PropertySet;
import com.holonplatform.core.property.PropertySetRef;
import com.holonplatform.json.jackson.JacksonConfiguration;
import com.holonplatform.json.jackson.spring.SpringJacksonConfiguration;
@SuppressWarnings("unused")
public class ExampleJackson {
public void configuration() {
// tag::configuration[]
ObjectMapper mapper = new ObjectMapper(); // <1>
JacksonConfiguration.configure(mapper); // <2>
// end::configuration[]
}
// tag::serdeser[]
final static PathProperty ID = PathProperty.create("id", Long.class);
final static PathProperty DESCRIPTION = PathProperty.create("description", String.class);
final static PropertySet PROPERTY_SET = PropertySet.of(ID, DESCRIPTION);
public void serializeAndDeserialize() throws JsonProcessingException {
ObjectMapper mapper = new ObjectMapper();
JacksonConfiguration.configure(mapper); // <1>
PropertyBox box = PropertyBox.builder(PROPERTY_SET).set(ID, 1L).set(DESCRIPTION, "Test").build(); // <2>
// serialize
String json = mapper.writer().writeValueAsString(box); // <3>
// deserialize
box = PROPERTY_SET.execute(() -> mapper.reader().forType(PropertyBox.class).readValue(json)); // <4>
}
// end::serdeser[]
// tag::jaxrs[]
final static PathProperty CODE = PathProperty.create("code", Integer.class);
final static PathProperty NAME = PathProperty.create("name", String.class);
final static PropertySet PROPERTYSET = PropertySet.of(CODE, NAME);
// JAX-RS example endpoint
@Path("test")
public static class Endpoint {
@PUT
@Path("serialize")
@Consumes(MediaType.APPLICATION_JSON)
public Response create(@PropertySetRef(value = ExampleJackson.class, field = "PROPERTYSET") PropertyBox data) {
return Response.accepted().build();
}
@GET
@Path("deserialize")
@Produces(MediaType.APPLICATION_JSON)
public PropertyBox getData() {
return PropertyBox.builder(PROPERTYSET).set(CODE, 1).set(NAME, "Test").build();
}
}
public void jaxrs() {
Client client = ClientBuilder.newClient(); // <1>
PropertyBox box1 = PropertyBox.builder(PROPERTYSET).set(CODE, 1).set(NAME, "Test").build();
client.target("https://host/test/serialize").request().put(Entity.entity(box1, MediaType.APPLICATION_JSON)); // <2>
PropertyBox box2 = PROPERTYSET
.execute(() -> client.target("https://host/test/deserialize").request().get(PropertyBox.class)); // <3>
}
// end::jaxrs[]
// tag::spring[]
class Config {
@Bean
public RestTemplate restTemplate() {
RestTemplate rt = new RestTemplate();
SpringJacksonConfiguration.configure(rt); // <1>
return rt;
}
}
// end::spring[]
}