done all except tests

src/main/java/io/zipcoder/crudapp/Person.java

@@ -0,0 +1,48 @@
+package io.zipcoder.crudapp;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+
+@Entity
+public class Person {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private int id;
+    private String firstname;
+    private String lastname;
+
+    public Person() {
+    }
+
+    public Person(String firstname, String lastname) {
+        this.firstname = firstname;
+        this.lastname = lastname;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int 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;
+    }
+}

src/main/java/io/zipcoder/crudapp/PersonController.java

@@ -0,0 +1,44 @@
+package io.zipcoder.crudapp;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+@RestController
+public class PersonController {
+
+    @Autowired
+    PersonService serv;
+
+    public PersonController() {
+    }
+
+    @PostMapping("/people/{firstName}/{lastName}")
+    public Person createPerson(@PathVariable String firstName, @PathVariable String lastName){
+        Person person = new Person(firstName, lastName);
+        serv.save(person);
+        return serv.getOne(person.getId());
+    }
+
+    @GetMapping("/people/{id}")
+    public Person getPerson(@PathVariable int id){
+        return serv.getOne(id);
+    }
+
+    @GetMapping("/people")
+    public List<Person> getPersonList(){
+        return serv.findAll();
+    }
+
+    @PutMapping("/people/{id}/{firstName}/{lastName}")
+    public Person updatePerson(@RequestBody Person p){
+        return serv.save(p);
+    }
+
+    @DeleteMapping("/people/{id}")
+    public void DeletePerson(@PathVariable int id){
+        serv.delete(id);
+    }
+
+}

src/main/java/io/zipcoder/crudapp/PersonRepo.java

@@ -0,0 +1,8 @@
+package io.zipcoder.crudapp;
+
+import org.springframework.data.repository.CrudRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface PersonRepo extends CrudRepository<Person, Integer> {
+}

src/main/java/io/zipcoder/crudapp/PersonService.java

@@ -0,0 +1,33 @@
+package io.zipcoder.crudapp;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Service
+public class PersonService {
+
+    @Autowired
+    PersonRepo repo;
+
+    public List<Person> findAll(){
+        List<Person> people = new ArrayList<>();
+        repo.findAll().forEach(people::add);
+        return people;
+    }
+
+    public Person getOne(int id) {
+        return repo.findOne(id);
+    }
+
+    public Person save(Person p) {
+        repo.save(p);
+        return getOne(p.getId());
+    }
+
+    public void delete(int id){
+        repo.delete(id);
+    }
+}