Java tutorial
/** * Copyright 2014 Andy Godwin * * 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 spring.travel.site.model.user; import com.fasterxml.jackson.annotation.JsonIgnore; import com.fasterxml.jackson.annotation.JsonProperty; import java.util.Optional; public class User { private String id; private String firstName; private String lastName; private String username; // Would like this to be an Optional ... custom jackson deserializer? @JsonProperty(value = "address") private Address a; public User() { } public User(String id, String firstName, String lastName, String username, Optional<Address> address) { this.id = id; this.firstName = firstName; this.lastName = lastName; this.username = username; this.a = address.orElse(null); } public String getId() { return id; } public void setId(String id) { this.id = id; } public String getFirstName() { return firstName; } public void setFirstName(String firstName) { this.firstName = firstName; } public String getLastName() { return lastName; } public void setLastName(String lastName) { this.lastName = lastName; } public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public Address getA() { return a; } public void setA(Address a) { this.a = a; } @JsonIgnore public Optional<Address> getAddress() { return Optional.ofNullable(a); } @JsonIgnore public void setAddress(Optional<Address> address) { this.a = address.orElse(null); } }