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Merge pull request #3 from AdamZink/part_2
Part 2
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‎README.md

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@@ -8,4 +8,5 @@ Tutorials are available to explain the steps on [Medium](https://medium.com/@cel
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##### Getting Started with Spring Boot, Hibernate, Jersey, and MySQL
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* [Part 1 - Getting Spring Initializr project to run](https://medium.com/@cellularcinema/getting-started-with-spring-boot-hibernate-jersey-and-mysql-part-1-9aea23a9a32d)
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* [Part 2 - POST a User](https://medium.com/@adamzink/getting-started-with-spring-boot-hibernate-jersey-and-mysql-part-2-b9f98a1bbbae)
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‎src/main/java/com/github/adamzink/springbootmysqldemo/JerseyConfiguration.java

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package com.github.adamzink.springbootmysqldemo;
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import com.github.adamzink.springbootmysqldemo.resource.UserResource;
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import org.glassfish.jersey.server.ResourceConfig;
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import org.springframework.stereotype.Component;
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@Component
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public class JerseyConfiguration extends ResourceConfig {
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public JerseyConfiguration() {
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register(UserResource.class);
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}
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}

‎src/main/java/com/github/adamzink/springbootmysqldemo/converter/UserConverter.java

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package com.github.adamzink.springbootmysqldemo.converter;
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import com.github.adamzink.springbootmysqldemo.converter.common.ModelConverter;
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import com.github.adamzink.springbootmysqldemo.model.client.User;
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import com.github.adamzink.springbootmysqldemo.model.db.UserModel;
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import com.github.adamzink.springbootmysqldemo.model.client.UserRequest;
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import org.springframework.stereotype.Component;
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import java.text.SimpleDateFormat;
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@Component
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public class UserConverter implements ModelConverter<UserRequest, UserModel, User> {
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@Override
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public UserModel requestToModel(UserRequest request) {
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UserModel model = new UserModel();
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model.setFirstName(request.getFirstName());
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model.setLastName(request.getLastName());
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return model;
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}
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@Override
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public User modelToResponse(UserModel model) {
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User response = new User();
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response.setId(model.getId());
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response.setFirstName(model.getFirstName());
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response.setLastName(model.getLastName());
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response.setAddDate(new SimpleDateFormat("MMM d, yyyy").format(model.getAddTs()));
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return response;
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}
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}

‎src/main/java/com/github/adamzink/springbootmysqldemo/converter/common/ModelConverter.java

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package com.github.adamzink.springbootmysqldemo.converter.common;
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public interface ModelConverter<Q, M, S> {
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M requestToModel(Q request);
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S modelToResponse (M model);
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}

‎src/main/java/com/github/adamzink/springbootmysqldemo/facade/UserFacade.java

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package com.github.adamzink.springbootmysqldemo.facade;
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import com.github.adamzink.springbootmysqldemo.converter.UserConverter;
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import com.github.adamzink.springbootmysqldemo.model.client.User;
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import com.github.adamzink.springbootmysqldemo.model.client.UserRequest;
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import com.github.adamzink.springbootmysqldemo.service.UserService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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@Service
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@Transactional
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public class UserFacade {
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@Autowired
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UserConverter userConverter;
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@Autowired
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UserService userService;
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public User save(UserRequest userRequest) {
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return userConverter.modelToResponse(
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userService.save(userConverter.requestToModel(userRequest))
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);
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}
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}

‎src/main/java/com/github/adamzink/springbootmysqldemo/model/client/User.java

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package com.github.adamzink.springbootmysqldemo.model.client;
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public class User {
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private Long id;
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private String firstName;
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private String lastName;
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private String addDate;
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public User() {
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}
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public Long getId() {
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return id;
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}
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public void setId(Long id) {
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this.id = id;
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}
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public String getFirstName() {
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return firstName;
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}
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public void setFirstName(String firstName) {
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this.firstName = firstName;
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}
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public String getLastName() {
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return lastName;
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}
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public void setLastName(String lastName) {
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this.lastName = lastName;
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}
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public String getAddDate() {
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return addDate;
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}
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public void setAddDate(String addDate) {
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this.addDate = addDate;
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}
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@Override
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public boolean equals(Object o) {
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if (this == o) return true;
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if (o == null || getClass() != o.getClass()) return false;
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User user = (User) o;
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if (id != null ? !id.equals(user.id) : user.id != null) return false;
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if (firstName != null ? !firstName.equals(user.firstName) : user.firstName != null) return false;
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if (lastName != null ? !lastName.equals(user.lastName) : user.lastName != null) return false;
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return addDate != null ? addDate.equals(user.addDate) : user.addDate == null;
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}
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@Override
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public int hashCode() {
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int result = id != null ? id.hashCode() : 0;
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result = 31 * result + (firstName != null ? firstName.hashCode() : 0);
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result = 31 * result + (lastName != null ? lastName.hashCode() : 0);
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result = 31 * result + (addDate != null ? addDate.hashCode() : 0);
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return result;
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}
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}

‎src/main/java/com/github/adamzink/springbootmysqldemo/model/client/UserRequest.java

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package com.github.adamzink.springbootmysqldemo.model.client;
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public class UserRequest {
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private String firstName;
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private String lastName;
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public UserRequest() {
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}
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public String getFirstName() {
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return firstName;
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}
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public void setFirstName(String firstName) {
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this.firstName = firstName;
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}
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public String getLastName() {
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return lastName;
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}
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public void setLastName(String lastName) {
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this.lastName = lastName;
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}
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@Override
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public boolean equals(Object o) {
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if (this == o) return true;
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if (o == null || getClass() != o.getClass()) return false;
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UserRequest that = (UserRequest) o;
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if (firstName != null ? !firstName.equals(that.firstName) : that.firstName != null) return false;
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return lastName != null ? lastName.equals(that.lastName) : that.lastName == null;
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}
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@Override
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public int hashCode() {
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int result = firstName != null ? firstName.hashCode() : 0;
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result = 31 * result + (lastName != null ? lastName.hashCode() : 0);
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return result;
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}
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}
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‎src/main/java/com/github/adamzink/springbootmysqldemo/model/db/UserModel.java

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package com.github.adamzink.springbootmysqldemo.model.db;
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import javax.persistence.*;
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import java.util.Date;
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@Entity
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@Table(name="USER")
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public class UserModel {
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@Id
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@GeneratedValue(strategy=GenerationType.IDENTITY)
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@Column
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private Long id;
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@Column
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private String firstName;
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@Column
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private String lastName;
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@Column
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private Date addTs;
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public UserModel() {
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}
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public Long getId() {
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return id;
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}
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public void setId(Long id) {
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this.id = id;
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}
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public String getFirstName() {
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return firstName;
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}
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public void setFirstName(String firstName) {
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this.firstName = firstName;
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}
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public String getLastName() {
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return lastName;
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}
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public void setLastName(String lastName) {
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this.lastName = lastName;
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}
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public Date getAddTs() {
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return addTs;
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}
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public void setAddTs(Date addTs) {
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this.addTs = addTs;
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}
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@Override
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public boolean equals(Object o) {
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if (this == o) return true;
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if (o == null || getClass() != o.getClass()) return false;
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UserModel userModel = (UserModel) o;
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if (id != null ? !id.equals(userModel.id) : userModel.id != null) return false;
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if (firstName != null ? !firstName.equals(userModel.firstName) : userModel.firstName != null) return false;
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if (lastName != null ? !lastName.equals(userModel.lastName) : userModel.lastName != null) return false;
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return addTs != null ? addTs.equals(userModel.addTs) : userModel.addTs == null;
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}
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@Override
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public int hashCode() {
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int result = id != null ? id.hashCode() : 0;
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result = 31 * result + (firstName != null ? firstName.hashCode() : 0);
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result = 31 * result + (lastName != null ? lastName.hashCode() : 0);
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result = 31 * result + (addTs != null ? addTs.hashCode() : 0);
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return result;
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}
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}

‎src/main/java/com/github/adamzink/springbootmysqldemo/repository/UserRepository.java

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package com.github.adamzink.springbootmysqldemo.repository;
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import com.github.adamzink.springbootmysqldemo.model.db.UserModel;
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import org.springframework.data.jpa.repository.JpaRepository;
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import org.springframework.stereotype.Repository;
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@Repository
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public interface UserRepository extends JpaRepository<UserModel, Long> {
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}

‎src/main/java/com/github/adamzink/springbootmysqldemo/resource/UserResource.java

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package com.github.adamzink.springbootmysqldemo.resource;
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import com.github.adamzink.springbootmysqldemo.facade.UserFacade;
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import com.github.adamzink.springbootmysqldemo.model.client.User;
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import com.github.adamzink.springbootmysqldemo.model.client.UserRequest;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import javax.ws.rs.*;
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import javax.ws.rs.core.MediaType;
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@Path("/users")
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@Component
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public class UserResource {
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@Autowired
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UserFacade userFacade;
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@POST
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@Consumes(MediaType.APPLICATION_JSON)
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@Produces(MediaType.APPLICATION_JSON)
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public User save(final UserRequest userRequest) {
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return userFacade.save(userRequest);
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}
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}
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