Add nisum-workshop spring core project

nisum-workshop/pom.xml

+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>com.nisum</groupId>
+  <artifactId>nisum-workshop</artifactId>
+  <packaging>war</packaging>
+  <version>1.0-SNAPSHOT</version>
+  <name>nisum-workshop</name>
+  <url>http://maven.apache.org</url>
+
+  <properties>
+    <spring-version>5.2.13.RELEASE</spring-version>
+  </properties>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.springframework</groupId>
+      <artifactId>spring-context</artifactId>
+      <version>${spring-version}</version>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework</groupId>
+      <artifactId>spring-webmvc</artifactId>
+      <version>${spring-version}</version>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework</groupId>
+      <artifactId>spring-orm</artifactId>
+      <version>${spring-version}</version>
+    </dependency>
+
+    <!-- renders views-->
+    <dependency>
+      <groupId>javax.servlet</groupId>
+      <artifactId>jstl</artifactId>
+      <version>1.2</version>
+    </dependency>
+
+
+    <dependency>
+      <groupId>org.hibernate</groupId>
+      <artifactId>hibernate-entitymanager</artifactId>
+      <version>4.3.5.Final</version>
+    </dependency>
+
+    <dependency>
+      <groupId>com.h2database</groupId>
+      <artifactId>h2</artifactId>
+      <version>1.3.165</version>
+    </dependency>
+
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <version>3.8.1</version>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <configuration>
+          <source>1.8</source>
+          <target>1.8</target>
+        </configuration>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.tomcat.maven</groupId>
+        <artifactId>tomcat7-maven-plugin</artifactId>
+        <version>2.2</version>
+        <configuration>
+          <server>mytomcat7</server>
+          <path>/</path>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+</project>

nisum-workshop/src/main/java/com/nisum/App.java

+package com.nisum;
+
+import com.nisum.config.AppConfig;
+import com.nisum.helper.EmployeeHelper;
+import com.nisum.model.Employee;
+import com.nisum.model.JobRole;
+import com.nisum.model.impl.Contractor;
+import com.nisum.model.impl.EmployeeImp;
+import com.nisum.model.impl.JobRoleImp;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * Hello world!
+ *
+ */
+public class App 
+{
+    public static void main( String[] args )
+    {
+//        traditionalApplicationFlow();
+//        applicationContextXmlConfig();
+//        applicationContextAnnotation();
+    }
+
+
+    public static void applicationContextAnnotation() {
+        ApplicationContext ctx = new AnnotationConfigApplicationContext(AppConfig.class);
+        EmployeeHelper employeeHelper = ctx.getBean(EmployeeHelper.class);
+
+        Employee emp1 = employeeHelper.createSoftwareEngineerEmployee("Vlad", "Rez");
+        Employee emp2 = employeeHelper.createSoftwareEngineerEmployee("John", "Smith");
+        List<Employee> employeeList = Arrays.asList(emp1, emp2);
+        employeeHelper.displayTeam(employeeList);
+
+    }
+
+    public static void applicationContextXmlConfig() {
+        ApplicationContext ctx = new ClassPathXmlApplicationContext("application-context.xml");
+
+        Employee emp1 = ctx.getBean("employeeJohn", EmployeeImp.class);
+        Employee emp2 = ctx.getBean("employeeWalter", EmployeeImp.class);
+        Employee emp3 = ctx.getBean("employeeJane", EmployeeImp.class);
+
+        List<Employee> employeeList = Arrays.asList(emp1, emp2, emp3);
+
+        String techTeam = employeeList.stream().map(employee ->
+            String.format("%s - %s", employee.getDisplayName(), employee.getJobRole().getTitle()))
+            .collect(Collectors.joining("\n"));
+        System.out.println(techTeam);
+
+        Contractor contractor1 = ctx.getBean("jobRoleContractor", Contractor.class);
+        Contractor contractor2 = ctx.getBean("jobRoleContractor", Contractor.class);
+        JobRole contractor3 = ctx.getBean("jobRoleContractor", Contractor.class);
+        JobRoleImp jobRoleImp = ctx.getBean("jobRoleSoftwareEngineerI", JobRoleImp.class);
+
+        jobRoleImp.setTitle("Sales");
+
+        String techTeam2 = employeeList.stream().map(employee ->
+            String.format("%s - %s", employee.getDisplayName(), employee.getJobRole().getTitle()))
+            .collect(Collectors.joining("\n"));
+
+
+        System.out.println(techTeam2);
+
+        contractor1.setTitle("Accounting");
+
+        System.out.printf("\n%s\n%s", contractor1.getTitle(), contractor2.getTitle());
+
+
+
+    }
+
+
+    public static void traditionalApplicationFlow() {
+        // Traditional Application Flow
+        JobRoleImp jobRole1 = new JobRoleImp("Software Engineer I");
+        JobRoleImp jobRole2 = new JobRoleImp("Software Engineer II");
+        JobRoleImp jobRole3 = new JobRoleImp("Tech Lead");
+        EmployeeImp employee1 = new EmployeeImp();
+        employee1.setFirstName("John");
+        employee1.setLastName("Smith");
+        employee1.setJobRole(jobRole1);
+        EmployeeImp employee2 = new EmployeeImp();
+        employee2.setFirstName("Walter");
+        employee2.setLastName("Bell");
+        employee2.setJobRole(jobRole2);
+        EmployeeImp employee3 = new EmployeeImp();
+        employee3.setFirstName("Jane");
+        employee3.setLastName("Doe");
+        employee3.setJobRole(jobRole3);
+
+        System.out.printf("\n%s %s %s\n",
+            employee1.getDisplayName(),
+            employee2.getDisplayName(),
+            employee3.getDisplayName());
+    }
+}

nisum-workshop/src/main/java/com/nisum/config/AppConfig.java

+package com.nisum.config;
+
+import com.nisum.helper.EmployeeHelper;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ComponentScan("com.nisum")
+public class AppConfig {
+
+  @Bean
+  public EmployeeHelper employeeHelper() {
+    return new EmployeeHelper();
+  }
+
+}

nisum-workshop/src/main/java/com/nisum/controller/EmployeeController.java

+package com.nisum.controller;
+
+import com.nisum.dto.EmployeeDTO;
+import com.nisum.model.impl.EmployeeImp;
+import com.nisum.service.EmployeeService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.validation.BindingResult;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+import javax.swing.text.html.Option;
+import java.util.Collection;
+
+@Controller
+public class EmployeeController {
+
+  @Autowired
+  EmployeeService employeeService;
+
+  @RequestMapping(value = "/", method = RequestMethod.GET)
+  public String index(Model model) {
+    Collection<EmployeeImp> employeeList = employeeService.getAllEmployees();
+    model.addAttribute("employees", employeeList);
+    return "index";
+  }
+
+  @RequestMapping(value = "/new", method = RequestMethod.GET)
+  public String newEmployee(Model model) {
+    model.addAttribute("employee", new EmployeeDTO());
+    return "new";
+  }
+
+  @RequestMapping(value = "/create", method = RequestMethod.POST)
+  public String createEmployee(@ModelAttribute("employee") EmployeeDTO employeeDto,
+                               BindingResult bindingResult) {
+    employeeService.createEmployee(employeeDto);
+    return "redirect:/";
+  }
+
+  @RequestMapping(value = "/edit/{id}", method = RequestMethod.POST)
+  public String updateEmployee(@PathVariable("id") int id, Model model) {
+    // get employee by id - this should be handled by EmployeeDao
+//    EmployeeDTO employeeDto = employeeService.updateEmployee(id);
+//    model.addAttribute("employee", new EmployeeDTO());
+    return "redirect:/";
+  }
+}

nisum-workshop/src/main/java/com/nisum/dao/Dao.java

+package com.nisum.dao;
+
+import java.util.Collection;
+import java.util.Optional;
+
+public interface Dao<T> {
+  Optional<T> getById(Integer id);
+  Collection<T> getAll();
+
+  void save(T t);
+  void update(T t);
+  void delete(T t);
+}

nisum-workshop/src/main/java/com/nisum/dao/impl/EmployeeDao.java

+package com.nisum.dao.impl;
+
+import com.nisum.dao.Dao;
+import com.nisum.model.impl.EmployeeImp;
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.stereotype.Repository;
+import org.springframework.transaction.annotation.Transactional;
+
+import javax.persistence.EntityManager;
+import javax.persistence.PersistenceContext;
+import javax.persistence.TypedQuery;
+import java.util.Collection;
+import java.util.Optional;
+
+@Repository
+@Qualifier("EmployeeDao")
+@Transactional
+public class EmployeeDao implements Dao<EmployeeImp> {
+
+  @PersistenceContext
+  private EntityManager entityManager;
+
+  @Override
+  public Optional<EmployeeImp> getById(Integer id) {
+//    Optional<EmployeeImp> employeeImp = entityManager.find(EmployeeImp.class, id);
+//    return employeeImp;
+    return Optional.empty();
+  }
+
+  @Override
+  public Collection<EmployeeImp> getAll() {
+    TypedQuery<EmployeeImp> typedQuery = entityManager.createQuery("SELECT e FROM employee e", EmployeeImp.class);
+    return typedQuery.getResultList();
+  }
+
+  @Override
+  public void save(EmployeeImp employeeImp) {
+    entityManager.persist(employeeImp);
+  }
+
+  @Override
+  public void update(EmployeeImp employeeImp) {
+//    Optional<EmployeeImp> employee = this.getById(employeeImp.getId());
+  }
+
+  @Override
+  public void delete(EmployeeImp employeeImp) {
+
+  }
+}

nisum-workshop/src/main/java/com/nisum/dto/EmployeeDTO.java

+package com.nisum.dto;
+
+public class EmployeeDTO {
+    String firstName;
+    String lastName;
+    String jobTitle;
+    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 getJobTitle() {
+        return jobTitle;
+    }
+    public void setJobTitle(String jobTitle) {
+        this.jobTitle = jobTitle;
+    }
+}

nisum-workshop/src/main/java/com/nisum/helper/EmployeeHelper.java

+package com.nisum.helper;
+
+import com.nisum.model.Employee;
+import com.nisum.model.impl.EmployeeImp;
+import com.nisum.model.impl.JobRoleImp;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+@Component
+public class EmployeeHelper {
+  public EmployeeImp createSoftwareEngineerEmployee(String fName, String lName) {
+    EmployeeImp employeeImp = new EmployeeImp();
+    employeeImp.setFirstName(fName);
+    employeeImp.setLastName(lName);
+    employeeImp.setJobRole(new JobRoleImp("Software Engineer"));
+    return employeeImp;
+  }
+
+  public void displayTeam(List<Employee> employeeList) {
+    String techTeam = employeeList.stream().map(employee ->
+        String.format("%s - %s", employee.getDisplayName(), employee.getJobRole().getTitle())).collect(Collectors.joining("\n"));
+    System.out.println(techTeam);
+  }
+}

nisum-workshop/src/main/java/com/nisum/model/Employee.java

+package com.nisum.model;
+
+public interface Employee {
+  String getFirstName();
+  String getLastName();
+  String getDisplayName();
+  JobRole getJobRole();
+}

nisum-workshop/src/main/java/com/nisum/model/JobRole.java

+package com.nisum.model;
+
+public interface JobRole {
+  String getTitle();
+}

nisum-workshop/src/main/java/com/nisum/model/impl/Contractor.java

+package com.nisum.model.impl;
+
+public class Contractor extends JobRoleImp {
+  public Contractor(String s) {
+    super(String.format("%s Contractor", s));
+  }
+}

nisum-workshop/src/main/java/com/nisum/model/impl/EmployeeImp.java

+package com.nisum.model.impl;
+
+import com.nisum.model.Employee;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+import javax.persistence.Table;
+import javax.persistence.Transient;
+
+@Table
+@Entity(name="employee")
+public class EmployeeImp implements Employee {
+
+  @Id
+  @GeneratedValue
+  private Integer id;
+
+  private String firstName;
+  private String lastName;
+
+  @Transient
+  private JobRoleImp jobRole;
+
+  public EmployeeImp() {
+  }
+
+  public String getFirstName() {
+    return firstName;
+  }
+
+  public String getLastName() {
+    return lastName;
+  }
+
+  public String getDisplayName() {
+    return String.format("%s%s",
+        this.firstName.toUpperCase().charAt(0),
+        this.lastName.toUpperCase());
+  }
+
+  public void setFirstName(String firstName) {
+    this.firstName = firstName;
+  }
+
+  public void setLastName(String lastName) {
+    this.lastName = lastName;
+  }
+
+  public JobRoleImp getJobRole() {
+    return jobRole;
+  }
+
+  public void setJobRole(JobRoleImp jobRole) {
+    this.jobRole = jobRole;
+  }
+
+  public Integer getId() {
+    return id;
+  }
+
+  public void setId(Integer id) {
+    this.id = id;
+  }
+}

nisum-workshop/src/main/java/com/nisum/model/impl/JobRoleImp.java

+package com.nisum.model.impl;
+
+import com.nisum.model.JobRole;
+
+public class JobRoleImp implements JobRole {
+  private String title;
+
+  public JobRoleImp(String title) {
+    this.title = title;
+  }
+
+  public String getTitle() {
+    return this.title;
+  }
+  public void setTitle(String title) {
+    this.title = title;
+  }
+}

nisum-workshop/src/main/java/com/nisum/service/EmployeeService.java

+package com.nisum.service;
+
+import com.nisum.dao.Dao;
+import com.nisum.dto.EmployeeDTO;
+import com.nisum.model.Employee;
+import com.nisum.model.impl.EmployeeImp;
+import com.nisum.model.impl.JobRoleImp;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.stereotype.Service;
+
+import java.util.Collection;
+
+@Service
+public class EmployeeService {
+
+  @Autowired
+  @Qualifier(value = "EmployeeDao")
+  private Dao employeeDao;
+
+  public Collection<EmployeeImp> getAllEmployees() {
+    return employeeDao.getAll();
+  }
+  public void createEmployee(EmployeeDTO employeeDto) {
+    EmployeeImp employeeImp = new EmployeeImp();
+    JobRoleImp jobRoleImp = new JobRoleImp(employeeDto.getJobTitle());
+    employeeImp.setFirstName(employeeDto.getFirstName());
+    employeeImp.setLastName(employeeDto.getLastName());
+    employeeImp.setJobRole(jobRoleImp);
+    employeeDao.save(employeeImp);
+  }
+  public void updateEmployee(EmployeeDTO employeeDto) {
+    EmployeeImp employeeImp = new EmployeeImp();
+    JobRoleImp jobRoleImp = new JobRoleImp(employeeDto.getJobTitle());
+    employeeImp.setFirstName(employeeDto.getFirstName());
+    employeeImp.setLastName(employeeDto.getLastName());
+    employeeImp.setJobRole(jobRoleImp);
+    employeeDao.save(employeeImp);
+  }
+}

nisum-workshop/src/main/resources/application-context.xml

+<?xml version="1.0" encoding="UTF-8" ?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xsi:schemaLocation="http://www.springframework.org/schema/beans
+                            http://www.springframework.org/schema/beans/spring-beans.xsd">
+
+    <bean id="jobRoleSoftwareEngineerI" class="com.nisum.model.impl.JobRoleImp">
+        <constructor-arg value="Software Engineer I"/>
+    </bean>
+
+    <bean id="jobRoleSoftwareEngineerII" class="com.nisum.model.impl.JobRoleImp">
+        <constructor-arg value="Software Engineer II"/>
+    </bean>
+
+    <bean id="jobRoleTechLead" class="com.nisum.model.impl.JobRoleImp">
+        <constructor-arg value="Tech Lead"/>
+    </bean>
+
+    <bean id="jobRoleContractor" scope="prototype" class="com.nisum.model.impl.Contractor">
+        <constructor-arg value="Software Engineer"/>
+    </bean>
+
+    <bean id="employeeJohn" class="com.nisum.model.impl.EmployeeImp">
+        <property name="firstName" value="John"/>
+        <property name="lastName" value="Smith"/>
+        <property name="jobRole" ref="jobRoleSoftwareEngineerI"/>
+    </bean>
+
+    <bean id="employeeWalter" class="com.nisum.model.impl.EmployeeImp">
+        <property name="firstName" value="Walter"/>
+        <property name="lastName" value="Bell"/>
+        <property name="jobRole" ref="jobRoleSoftwareEngineerII"/>
+    </bean>
+
+    <bean id="employeeJane" class="com.nisum.model.impl.EmployeeImp">
+        <property name="firstName" value="Jane"/>
+        <property name="lastName" value="Doe"/>
+        <property name="jobRole" ref="jobRoleTechLead"/>
+    </bean>
+
+</beans>
\ No newline at end of file

nisum-workshop/src/main/resources/employee_data.sql

+INSERT INTO public.employee values (1, 'Vlad', 'Rez')
+INSERT INTO public.employee values (2, 'John', 'Smith')
+INSERT INTO public.employee values (3, 'Jane', 'Doe')
\ No newline at end of file

nisum-workshop/src/main/webapp/WEB-INF/dispatcher-servlet.xml

+<?xml version="1.0" encoding="UTF-8" ?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+       xmlns:mvc ="http://www.springframework.org/schema/mvc"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xmlns:context="http://www.springframework.org/schema/context"
+       xsi:schemaLocation="
+       http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd
+		http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
+		http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
+
+    <!-- DispatcherServlet Context: defines this servlet's request-processing infrastructure -->
+    <!-- Enables the Spring MVC @Controller programming model -->
+    <mvc:annotation-driven/>
+    <!-- Resolves views selected for rendering by @Controllers to .jsp resources in the /WEB-INF/views directory -->
+    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
+        <property name="prefix" value="/WEB-INF/views/" />
+        <property name="suffix" value=".jsp" />
+    </bean>
+    <!-- Where to look for to get @Component -->
+    <context:component-scan base-package="com.nisum.controller" />
+</beans>
\ No newline at end of file

nisum-workshop/src/main/webapp/WEB-INF/views/edit.jsp

+<head>
+    <title>New Employee</title>
+</head>
+<body>
+<h1>Edit Employee</h1>
+<%--the <form:form> tag plays an important role here;
+it's very similar to the regular HTLM <form> tag but the modelAttribute attribute is the key which specifies a name
+of the model object that backs this form:--%>
+<form:form action="/update" method="POST" modelAttribute="employee">
+    <table>
+        <tr>
+            <td><form:label path="firstName">First Name</form:label></td>
+            <td><form:input path="firstName"/></td>
+        </tr>
+        <tr>
+            <td><form:label path="lastName">Last Name</form:label></td>
+            <td><form:input path="lastName"/></td>
+        </tr>
+        <tr>
+            <td><input type="submit" value="Submit"/></td>
+        </tr>
+    </table>
+</form:form>
+</body>
+</html>
\ No newline at end of file

nisum-workshop/src/main/webapp/WEB-INF/views/index.jsp

+<%@  taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
+<!doctype html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport"
+          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
+    <meta http-equiv="X-UA-Compatible" content="ie=edge">
+    <title>Employee Service</title>
+</head>
+<body>
+    Hello Web
+
+<table>
+    <c:forEach var="employee" items="${employees}">
+        <tr>
+            <td>
+               <c:out value="EMP: ${employee.displayName}">
+
+               </c:out>
+            </td>
+            <td>
+                <a href="/edit/${employee.id}">
+                    <button>edit</button>
+                </a>
+            </td>
+        </tr>
+    </c:forEach>
+</table>
+<form:form action="/new" method="GET" modelAttribute="employee">
+    <table>
+        <a href="/new">
+            <input type="submit" value="New Employee"/>
+        </a>
+    </table>
+</form:form>
+</body>
+</html>
\ No newline at end of file

nisum-workshop/src/main/webapp/WEB-INF/views/new.jsp

+<%@ taglib prefix="form" uri="http://www.springframework.org/tags/form"%>
+<html>
+<head>
+    <title>New Employee</title>
+</head>
+<body>
+<h1>Create Employee</h1>
+<%--the <form:form> tag plays an important role here;
+it's very similar to the regular HTLM <form> tag but the modelAttribute attribute is the key which specifies a name
+of the model object that backs this form:--%>
+<form:form action="/create" method="POST" modelAttribute="employee">
+    <table>
+        <tr>
+            <td><form:label path="firstName">First Name</form:label></td>
+            <td><form:input path="firstName"/></td>
+        </tr>
+        <tr>
+            <td><form:label path="lastName">Last Name</form:label></td>
+            <td><form:input path="lastName"/></td>
+        </tr>
+        <tr>
+            <td><input type="submit" value="Submit"/></td>
+        </tr>
+    </table>
+</form:form>
+</body>
+</html>
\ No newline at end of file

nisum-workshop/src/main/webapp/WEB-INF/web-context.xml

+<?xml version="1.0" encoding="UTF-8" ?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xmlns:mvc="http://www.springframework.org/schema/mvc"
+       xmlns:context="http://www.springframework.org/schema/context"
+       xmlns:jdbc="http://www.springframework.org/schema/jdbc"
+       xmlns:tx="http://www.springframework.org/schema/tx"
+       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
+		http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd
+		http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd
+        http://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc.xsd
+        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd">
+
+    <!--resource visible to all other web components-->
+    <mvc:annotation-driven/>
+
+    <!--   Same as @ComponentScan("com.nisum")-->
+    <context:component-scan base-package="com.nisum" />
+
+    <!--    serves static resources-->
+    <mvc:resources mapping="/resources/**" location="/resources/" />
+
+    <!--  creates an embedded database instance as a bean -->
+    <jdbc:embedded-database id="dataSource" type="H2" />
+
+    <!--  creates a H2 database bean to be managed by the application context-->
+    <bean id="h2Server" class="org.h2.tools.Server" factory-method="createTcpServer" init-method="start" destroy-method="stop" depends-on="h2WebServer">
+        <constructor-arg value="-tcp,-tcpAllowOthers,-tcpPort,9093"/>
+    </bean>
+    <!--  creates a H2 webserver bean to be managed by the application context to access web based UI for sql commands-->
+    <bean id="h2WebServer" class="org.h2.tools.Server" factory-method="createWebServer" init-method="start" destroy-method="stop">
+        <constructor-arg value="-web,-webAllowOthers,-webPort,8082"/>
+    </bean>
+
+
+<!--   Container managed entity manager, sets up instantiation of a EntityManager, an Entity Manger is basically a connection to a database -->
+    <bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
+        <property name="persistenceUnitName" value="EmpPU" />
+        <property name="dataSource" ref="dataSource" />
+        <property name="packagesToScan" >
+            <list>
+                <value>com.nisum.model</value>
+            </list>
+        </property>
+        <property name="persistenceProvider">
+            <bean class="org.hibernate.jpa.HibernatePersistenceProvider" />
+        </property>
+        <property name="jpaProperties">
+            <map>
+                <entry key="hibernate.dialect" value="org.hibernate.dialect.H2Dialect" />
+                <entry key="hibernate.hbm2ddl.auto" value="create" />
+                <entry key="hibernate.hbm2ddl.import_files" value="employee_data.sql" />
+                <entry key="hibernate.show_sql" value="true" />
+                <entry key="hibernate.enable_lazy_load_no_trans" value="true"/>
+            </map>
+        </property>
+    </bean>
+
+<!--    Bean for a single JPA EntityManagerFactory (see above entityManagerFactory)-->
+    <bean id="transactionManager" scope="session" class="org.springframework.orm.jpa.JpaTransactionManager">
+        <property name="entityManagerFactory" ref="entityManagerFactory"/>
+    </bean>
+    <!-- Enable Annotation based Transaction Management, To make the @Transactional annotation work -->
+ <tx:annotation-driven transaction-manager="transactionManager"/>
+</beans>
\ No newline at end of file

nisum-workshop/src/main/webapp/WEB-INF/web.xml

+<?xml version="1.0" encoding="UTF-8" ?>
+<web-app xmlns="http://java.sun.com/xml/ns/javaee" version="2.5"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
+
+    <!-- The definition of the Root Spring Container shared by all Servlets, basically provides parameters to the entire web application-->
+    <!--see https://docs.spring.io/spring-framework/docs/3.0.0.M3/reference/html/ch19s02.html-->
+    <context-param>
+        <!--param gives the location of the root context.-->
+        <param-name>contextConfigLocation</param-name>
+        <param-value>/WEB-INF/web-context.xml</param-value>
+    </context-param>
+    <!-- root web-application-context for the web-application and puts it in the ServletContext-->
+    <listener>
+        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
+    </listener>
+
+    <!-- Processes application requests -->
+    <servlet>
+        <servlet-name>dispatcher</servlet-name>
+        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
+        <load-on-startup>1</load-on-startup>
+    </servlet>
+
+    <!-- specifies which java servlet should be invoked for a url-->
+    <servlet-mapping>
+        <servlet-name>dispatcher</servlet-name>
+        <url-pattern>/</url-pattern>
+    </servlet-mapping>
+
+</web-app>
\ No newline at end of file

nisum-workshop/src/test/java/com/nisum/AppTest.java

+package com.nisum;
+
+import junit.framework.Test;
+import junit.framework.TestCase;
+import junit.framework.TestSuite;
+
+/**
+ * Unit test for simple App.
+ */
+public class AppTest 
+    extends TestCase
+{
+    /**
+     * Create the test case
+     *
+     * @param testName name of the test case
+     */
+    public AppTest( String testName )
+    {
+        super( testName );
+    }
+
+    /**
+     * @return the suite of tests being tested
+     */
+    public static Test suite()
+    {
+        return new TestSuite( AppTest.class );
+    }
+
+    /**
+     * Rigourous Test :-)
+     */
+    public void testApp()
+    {
+        assertTrue( true );
+    }
+}

nisum-workshop/target/classes/application-context.xml

+<?xml version="1.0" encoding="UTF-8" ?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xsi:schemaLocation="http://www.springframework.org/schema/beans
+                            http://www.springframework.org/schema/beans/spring-beans.xsd">
+
+    <bean id="jobRoleSoftwareEngineerI" class="com.nisum.model.impl.JobRoleImp">
+        <constructor-arg value="Software Engineer I"/>
+    </bean>
+
+    <bean id="jobRoleSoftwareEngineerII" class="com.nisum.model.impl.JobRoleImp">
+        <constructor-arg value="Software Engineer II"/>
+    </bean>
+
+    <bean id="jobRoleTechLead" class="com.nisum.model.impl.JobRoleImp">
+        <constructor-arg value="Tech Lead"/>
+    </bean>
+
+    <bean id="jobRoleContractor" scope="prototype" class="com.nisum.model.impl.Contractor">
+        <constructor-arg value="Software Engineer"/>
+    </bean>
+
+    <bean id="employeeJohn" class="com.nisum.model.impl.EmployeeImp">
+        <property name="firstName" value="John"/>
+        <property name="lastName" value="Smith"/>
+        <property name="jobRole" ref="jobRoleSoftwareEngineerI"/>
+    </bean>
+
+    <bean id="employeeWalter" class="com.nisum.model.impl.EmployeeImp">
+        <property name="firstName" value="Walter"/>
+        <property name="lastName" value="Bell"/>
+        <property name="jobRole" ref="jobRoleSoftwareEngineerII"/>
+    </bean>
+
+    <bean id="employeeJane" class="com.nisum.model.impl.EmployeeImp">
+        <property name="firstName" value="Jane"/>
+        <property name="lastName" value="Doe"/>
+        <property name="jobRole" ref="jobRoleTechLead"/>
+    </bean>
+
+</beans>
\ No newline at end of file

nisum-workshop/target/classes/employee_data.sql

+INSERT INTO public.employee values (1, 'Vlad', 'Rez')
+INSERT INTO public.employee values (2, 'John', 'Smith')
+INSERT INTO public.employee values (3, 'Jane', 'Doe')
\ No newline at end of file

nisum-workshop/target/maven-archiver/pom.properties

+#Generated by Maven
+#Tue Mar 30 11:43:35 PDT 2021
+groupId=com.nisum
+artifactId=nisum-workshop
+version=1.0-SNAPSHOT

nisum-workshop/target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst

+com/nisum/model/impl/EmployeeImp.class
+com/nisum/model/JobRole.class
+com/nisum/config/AppConfig.class
+com/nisum/dao/impl/EmployeeDao.class
+com/nisum/model/Employee.class
+com/nisum/model/impl/JobRoleImp.class
+com/nisum/service/EmployeeService.class
+com/nisum/helper/EmployeeHelper.class
+com/nisum/App.class
+com/nisum/dao/Dao.class
+com/nisum/controller/EmployeeController.class
+com/nisum/model/impl/Contractor.class
+com/nisum/dto/EmployeeDTO.class

nisum-workshop/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst

+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/main/java/com/nisum/dao/impl/EmployeeDao.java
+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/main/java/com/nisum/controller/EmployeeController.java
+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/main/java/com/nisum/model/impl/EmployeeImp.java
+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/main/java/com/nisum/model/JobRole.java
+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/main/java/com/nisum/dto/EmployeeDTO.java
+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/main/java/com/nisum/App.java
+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/main/java/com/nisum/model/impl/Contractor.java
+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/main/java/com/nisum/model/impl/JobRoleImp.java
+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/main/java/com/nisum/service/EmployeeService.java
+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/main/java/com/nisum/model/Employee.java
+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/main/java/com/nisum/dao/Dao.java
+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/main/java/com/nisum/helper/EmployeeHelper.java
+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/main/java/com/nisum/config/AppConfig.java

nisum-workshop/target/maven-status/maven-compiler-plugin/testCompile/default-testCompile/createdFiles.lst

+com/nisum/AppTest.class

nisum-workshop/target/maven-status/maven-compiler-plugin/testCompile/default-testCompile/inputFiles.lst

+/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop/src/test/java/com/nisum/AppTest.java

nisum-workshop/target/nisum-workshop-1.0-SNAPSHOT/WEB-INF/classes/application-context.xml

+<?xml version="1.0" encoding="UTF-8" ?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xsi:schemaLocation="http://www.springframework.org/schema/beans
+                            http://www.springframework.org/schema/beans/spring-beans.xsd">
+
+    <bean id="jobRoleSoftwareEngineerI" class="com.nisum.model.impl.JobRoleImp">
+        <constructor-arg value="Software Engineer I"/>
+    </bean>
+
+    <bean id="jobRoleSoftwareEngineerII" class="com.nisum.model.impl.JobRoleImp">
+        <constructor-arg value="Software Engineer II"/>
+    </bean>
+
+    <bean id="jobRoleTechLead" class="com.nisum.model.impl.JobRoleImp">
+        <constructor-arg value="Tech Lead"/>
+    </bean>
+
+    <bean id="jobRoleContractor" scope="prototype" class="com.nisum.model.impl.Contractor">
+        <constructor-arg value="Software Engineer"/>
+    </bean>
+
+    <bean id="employeeJohn" class="com.nisum.model.impl.EmployeeImp">
+        <property name="firstName" value="John"/>
+        <property name="lastName" value="Smith"/>
+        <property name="jobRole" ref="jobRoleSoftwareEngineerI"/>
+    </bean>
+
+    <bean id="employeeWalter" class="com.nisum.model.impl.EmployeeImp">
+        <property name="firstName" value="Walter"/>
+        <property name="lastName" value="Bell"/>
+        <property name="jobRole" ref="jobRoleSoftwareEngineerII"/>
+    </bean>
+
+    <bean id="employeeJane" class="com.nisum.model.impl.EmployeeImp">
+        <property name="firstName" value="Jane"/>
+        <property name="lastName" value="Doe"/>
+        <property name="jobRole" ref="jobRoleTechLead"/>
+    </bean>
+
+</beans>
\ No newline at end of file

nisum-workshop/target/nisum-workshop-1.0-SNAPSHOT/WEB-INF/classes/employee_data.sql

+INSERT INTO public.employee values (1, 'Vlad', 'Rez')
+INSERT INTO public.employee values (2, 'John', 'Smith')
+INSERT INTO public.employee values (3, 'Jane', 'Doe')
\ No newline at end of file

nisum-workshop/target/nisum-workshop-1.0-SNAPSHOT/WEB-INF/dispatcher-servlet.xml

+<?xml version="1.0" encoding="UTF-8" ?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+       xmlns:mvc ="http://www.springframework.org/schema/mvc"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xmlns:context="http://www.springframework.org/schema/context"
+       xsi:schemaLocation="
+       http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd
+		http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
+		http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
+
+    <!-- DispatcherServlet Context: defines this servlet's request-processing infrastructure -->
+    <!-- Enables the Spring MVC @Controller programming model -->
+    <mvc:annotation-driven/>
+    <!-- Resolves views selected for rendering by @Controllers to .jsp resources in the /WEB-INF/views directory -->
+    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
+        <property name="prefix" value="/WEB-INF/views/" />
+        <property name="suffix" value=".jsp" />
+    </bean>
+    <!-- Where to look for to get @Component -->
+    <context:component-scan base-package="com.nisum.controller" />
+</beans>
\ No newline at end of file

nisum-workshop/target/nisum-workshop-1.0-SNAPSHOT/WEB-INF/views/edit.jsp

+<head>
+    <title>New Employee</title>
+</head>
+<body>
+<h1>Create Employee</h1>
+<%--the <form:form> tag plays an important role here;
+it's very similar to the regular HTLM <form> tag but the modelAttribute attribute is the key which specifies a name
+of the model object that backs this form:--%>
+<form:form action="/update" method="POST" modelAttribute="employee">
+    <table>
+        <tr>
+            <td><form:label path="firstName">First Name</form:label></td>
+            <td><form:input path="firstName"/></td>
+        </tr>
+        <tr>
+            <td><form:label path="lastName">Last Name</form:label></td>
+            <td><form:input path="lastName"/></td>
+        </tr>
+        <tr>
+            <td><input type="submit" value="Submit"/></td>
+        </tr>
+    </table>
+</form:form>
+</body>
+</html>
\ No newline at end of file

nisum-workshop/target/nisum-workshop-1.0-SNAPSHOT/WEB-INF/views/index.jsp

+<%@  taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
+<!doctype html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport"
+          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
+    <meta http-equiv="X-UA-Compatible" content="ie=edge">
+    <title>Employee Service</title>
+</head>
+<body>
+    Hello Web
+
+<table>
+    <c:forEach var="employee" items="${employees}">
+        <tr>
+            <td>
+               <c:out value="EMP: ${employee.displayName}">
+
+               </c:out>
+            </td>
+            <td><button >edit</button></td>
+        </tr>
+    </c:forEach>
+</table>
+<form:form action="/new" method="GET" modelAttribute="employee">
+    <table>
+        <a href="/new">
+            <input type="submit" value="New Employee"/>
+        </a>
+    </table>
+</form:form>
+</body>
+</html>
\ No newline at end of file

nisum-workshop/target/nisum-workshop-1.0-SNAPSHOT/WEB-INF/views/new.jsp

+<%@ taglib prefix="form" uri="http://www.springframework.org/tags/form"%>
+<html>
+<head>
+    <title>New Employee</title>
+</head>
+<body>
+<h1>Create Employee</h1>
+<%--the <form:form> tag plays an important role here;
+it's very similar to the regular HTLM <form> tag but the modelAttribute attribute is the key which specifies a name
+of the model object that backs this form:--%>
+<form:form action="/create" method="POST" modelAttribute="employee">
+    <table>
+        <tr>
+            <td><form:label path="firstName">First Name</form:label></td>
+            <td><form:input path="firstName"/></td>
+        </tr>
+        <tr>
+            <td><form:label path="lastName">Last Name</form:label></td>
+            <td><form:input path="lastName"/></td>
+        </tr>
+        <tr>
+            <td><input type="submit" value="Submit"/></td>
+        </tr>
+    </table>
+</form:form>
+</body>
+</html>
\ No newline at end of file

nisum-workshop/target/nisum-workshop-1.0-SNAPSHOT/WEB-INF/web-context.xml

+<?xml version="1.0" encoding="UTF-8" ?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xmlns:mvc="http://www.springframework.org/schema/mvc"
+       xmlns:context="http://www.springframework.org/schema/context"
+       xmlns:jdbc="http://www.springframework.org/schema/jdbc"
+       xmlns:tx="http://www.springframework.org/schema/tx"
+       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
+		http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd
+		http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd
+        http://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc.xsd
+        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd">
+
+    <!--resource visible to all other web components-->
+    <mvc:annotation-driven/>
+
+    <!--   Same as @ComponentScan("com.nisum")-->
+    <context:component-scan base-package="com.nisum" />
+
+    <!--    serves static resources-->
+    <mvc:resources mapping="/resources/**" location="/resources/" />
+
+    <!--  creates an embedded database instance as a bean -->
+    <jdbc:embedded-database id="dataSource" type="H2" />
+
+    <!--  creates a H2 database bean to be managed by the application context-->
+    <bean id="h2Server" class="org.h2.tools.Server" factory-method="createTcpServer" init-method="start" destroy-method="stop" depends-on="h2WebServer">
+        <constructor-arg value="-tcp,-tcpAllowOthers,-tcpPort,9093"/>
+    </bean>
+    <!--  creates a H2 webserver bean to be managed by the application context to access web based UI for sql commands-->
+    <bean id="h2WebServer" class="org.h2.tools.Server" factory-method="createWebServer" init-method="start" destroy-method="stop">
+        <constructor-arg value="-web,-webAllowOthers,-webPort,8082"/>
+    </bean>
+
+
+<!--   Container managed entity manager, sets up instantiation of a EntityManager, an Entity Manger is basically a connection to a database -->
+    <bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
+        <property name="persistenceUnitName" value="EmpPU" />
+        <property name="dataSource" ref="dataSource" />
+        <property name="packagesToScan" >
+            <list>
+                <value>com.nisum.model</value>
+            </list>
+        </property>
+        <property name="persistenceProvider">
+            <bean class="org.hibernate.jpa.HibernatePersistenceProvider" />
+        </property>
+        <property name="jpaProperties">
+            <map>
+                <entry key="hibernate.dialect" value="org.hibernate.dialect.H2Dialect" />
+                <entry key="hibernate.hbm2ddl.auto" value="create" />
+                <entry key="hibernate.hbm2ddl.import_files" value="employee_data.sql" />
+                <entry key="hibernate.show_sql" value="true" />
+                <entry key="hibernate.enable_lazy_load_no_trans" value="true"/>
+            </map>
+        </property>
+    </bean>
+
+<!--    Bean for a single JPA EntityManagerFactory (see above entityManagerFactory)-->
+    <bean id="transactionManager" scope="session" class="org.springframework.orm.jpa.JpaTransactionManager">
+        <property name="entityManagerFactory" ref="entityManagerFactory"/>
+    </bean>
+    <!-- Enable Annotation based Transaction Management, To make the @Transactional annotation work -->
+ <tx:annotation-driven transaction-manager="transactionManager"/>
+</beans>
\ No newline at end of file

nisum-workshop/target/nisum-workshop-1.0-SNAPSHOT/WEB-INF/web.xml

+<?xml version="1.0" encoding="UTF-8" ?>
+<web-app xmlns="http://java.sun.com/xml/ns/javaee" version="2.5"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
+
+    <!-- The definition of the Root Spring Container shared by all Servlets, basically provides parameters to the entire web application-->
+    <!--see https://docs.spring.io/spring-framework/docs/3.0.0.M3/reference/html/ch19s02.html-->
+    <context-param>
+        <!--param gives the location of the root context.-->
+        <param-name>contextConfigLocation</param-name>
+        <param-value>/WEB-INF/web-context.xml</param-value>
+    </context-param>
+    <!-- root web-application-context for the web-application and puts it in the ServletContext-->
+    <listener>
+        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
+    </listener>
+
+    <!-- Processes application requests -->
+    <servlet>
+        <servlet-name>dispatcher</servlet-name>
+        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
+        <load-on-startup>1</load-on-startup>
+    </servlet>
+
+    <!-- specifies which java servlet should be invoked for a url-->
+    <servlet-mapping>
+        <servlet-name>dispatcher</servlet-name>
+        <url-pattern>/</url-pattern>
+    </servlet-mapping>
+
+</web-app>
\ No newline at end of file

nisum-workshop/target/surefire-reports/TEST-com.nisum.AppTest.xml

+<?xml version="1.0" encoding="UTF-8" ?>
+<testsuite tests="1" failures="0" name="com.nisum.AppTest" time="0.002" errors="0" skipped="0">
+  <properties>
+    <property name="java.runtime.name" value="OpenJDK Runtime Environment"/>
+    <property name="java.vm.version" value="15.0.2+7"/>
+    <property name="sun.boot.library.path" value="/usr/local/Cellar/openjdk/15.0.2/libexec/openjdk.jdk/Contents/Home/lib"/>
+    <property name="maven.multiModuleProjectDirectory" value="/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop"/>
+    <property name="java.vm.vendor" value="Oracle Corporation"/>
+    <property name="java.vendor.url" value="https://openjdk.java.net/"/>
+    <property name="guice.disable.misplaced.annotation.check" value="true"/>
+    <property name="path.separator" value=":"/>
+    <property name="java.vm.name" value="OpenJDK 64-Bit Server VM"/>
+    <property name="user.country" value="US"/>
+    <property name="sun.java.launcher" value="SUN_STANDARD"/>
+    <property name="java.vm.specification.name" value="Java Virtual Machine Specification"/>
+    <property name="user.dir" value="/Users/kevinkaminski/Documents/Nisum Projects/nisum-workshop"/>
+    <property name="java.vm.compressedOopsMode" value="Zero based"/>
+    <property name="java.runtime.version" value="15.0.2+7"/>
+    <property name="os.arch" value="x86_64"/>
+    <property name="java.io.tmpdir" value="/var/folders/13/ljc69gd50nldbnd5sv_mgh1w0000gn/T/"/>
+    <property name="line.separator" value="
+"/>
+    <property name="java.vm.specification.vendor" value="Oracle Corporation"/>
+    <property name="os.name" value="Mac OS X"/>
+    <property name="classworlds.conf" value="/usr/local/Cellar/maven/3.6.3_1/libexec/bin/m2.conf"/>
+    <property name="sun.jnu.encoding" value="UTF-8"/>
+    <property name="java.library.path" value="/Users/kevinkaminski/Library/Java/Extensions:/Library/Java/Extensions:/Network/Library/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java:."/>
+    <property name="maven.conf" value="/usr/local/Cellar/maven/3.6.3_1/libexec/conf"/>
+    <property name="jdk.debug" value="release"/>
+    <property name="java.class.version" value="59.0"/>
+    <property name="java.specification.name" value="Java Platform API Specification"/>
+    <property name="sun.management.compiler" value="HotSpot 64-Bit Tiered Compilers"/>
+    <property name="os.version" value="10.15.7"/>
+    <property name="library.jansi.path" value="/usr/local/Cellar/maven/3.6.3_1/libexec/lib/jansi-native"/>
+    <property name="http.nonProxyHosts" value="local|*.local|169.254/16|*.169.254/16"/>
+    <property name="user.home" value="/Users/kevinkaminski"/>
+    <property name="user.timezone" value="America/Los_Angeles"/>
+    <property name="file.encoding" value="UTF-8"/>
+    <property name="java.specification.version" value="15"/>
+    <property name="user.name" value="kevinkaminski"/>
+    <property name="java.class.path" value="/usr/local/Cellar/maven/3.6.3_1/libexec/boot/plexus-classworlds-2.6.0.jar"/>
+    <property name="java.vm.specification.version" value="15"/>
+    <property name="sun.arch.data.model" value="64"/>
+    <property name="sun.java.command" value="org.codehaus.plexus.classworlds.launcher.Launcher clean install tomcat7:run"/>
+    <property name="java.home" value="/usr/local/Cellar/openjdk/15.0.2/libexec/openjdk.jdk/Contents/Home"/>
+    <property name="user.language" value="en"/>
+    <property name="java.specification.vendor" value="Oracle Corporation"/>
+    <property name="java.vm.info" value="mixed mode, sharing"/>
+    <property name="java.version" value="15.0.2"/>
+    <property name="java.vendor" value="N/A"/>
+    <property name="maven.home" value="/usr/local/Cellar/maven/3.6.3_1/libexec"/>
+    <property name="file.separator" value="/"/>
+    <property name="java.version.date" value="2021-01-19"/>
+    <property name="java.vendor.url.bug" value="https://bugreport.java.com/bugreport/"/>
+    <property name="sun.io.unicode.encoding" value="UnicodeBig"/>
+    <property name="sun.cpu.endian" value="little"/>
+    <property name="socksNonProxyHosts" value="local|*.local|169.254/16|*.169.254/16"/>
+    <property name="ftp.nonProxyHosts" value="local|*.local|169.254/16|*.169.254/16"/>
+  </properties>
+  <testcase classname="com.nisum.AppTest" name="testApp" time="0.002"/>
+</testsuite>
\ No newline at end of file

nisum-workshop/target/surefire-reports/com.nisum.AppTest.txt

+-------------------------------------------------------------------------------
+Test set: com.nisum.AppTest
+-------------------------------------------------------------------------------
+Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.007 sec

nisum-workshop/target/tomcat/conf/logging.properties

+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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.
+
+handlers = 1catalina.org.apache.juli.FileHandler, 2localhost.org.apache.juli.FileHandler, 3manager.org.apache.juli.FileHandler, 4host-manager.org.apache.juli.FileHandler, java.util.logging.ConsoleHandler
+
+.handlers = 1catalina.org.apache.juli.FileHandler, java.util.logging.ConsoleHandler
+
+############################################################
+# Handler specific properties.
+# Describes specific configuration info for Handlers.
+############################################################
+
+1catalina.org.apache.juli.FileHandler.level = FINE
+1catalina.org.apache.juli.FileHandler.directory = ${catalina.base}/logs
+1catalina.org.apache.juli.FileHandler.prefix = catalina.
+
+2localhost.org.apache.juli.FileHandler.level = FINE
+2localhost.org.apache.juli.FileHandler.directory = ${catalina.base}/logs
+2localhost.org.apache.juli.FileHandler.prefix = localhost.
+
+3manager.org.apache.juli.FileHandler.level = FINE
+3manager.org.apache.juli.FileHandler.directory = ${catalina.base}/logs
+3manager.org.apache.juli.FileHandler.prefix = manager.
+
+4host-manager.org.apache.juli.FileHandler.level = FINE
+4host-manager.org.apache.juli.FileHandler.directory = ${catalina.base}/logs
+4host-manager.org.apache.juli.FileHandler.prefix = host-manager.
+
+java.util.logging.ConsoleHandler.level = FINE
+java.util.logging.ConsoleHandler.formatter = java.util.logging.SimpleFormatter
+
+
+############################################################
+# Facility specific properties.
+# Provides extra control for each logger.
+############################################################
+
+org.apache.catalina.core.ContainerBase.[Catalina].[localhost].level = INFO
+org.apache.catalina.core.ContainerBase.[Catalina].[localhost].handlers = 2localhost.org.apache.juli.FileHandler
+
+org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/manager].level = INFO
+org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/manager].handlers = 3manager.org.apache.juli.FileHandler
+
+org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/host-manager].level = INFO
+org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/host-manager].handlers = 4host-manager.org.apache.juli.FileHandler
+
+# For example, set the org.apache.catalina.util.LifecycleBase logger to log
+# each component that extends LifecycleBase changing state:
+#org.apache.catalina.util.LifecycleBase.level = FINE
+
+# To see debug messages in TldLocationsCache, uncomment the following line:
+#org.apache.jasper.compiler.TldLocationsCache.level = FINE

nisum-workshop/target/tomcat/conf/tomcat-users.xml

+<?xml version='1.0' encoding='utf-8'?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one or more
+  contributor license agreements.  See the NOTICE file distributed with
+  this work for additional information regarding copyright ownership.
+  The ASF licenses this file to You 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.
+-->
+<tomcat-users>
+<!--
+  <role rolename="tomcat"/>
+  <role rolename="role1"/>
+  <user username="tomcat" password="tomcat" roles="tomcat"/>
+  <user username="both" password="tomcat" roles="tomcat,role1"/>
+  <user username="role1" password="tomcat" roles="role1"/>
+-->
+</tomcat-users>

nisum-workshop/target/tomcat/logs/access_log.2021-03-30

+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:43:55 -0700] "GET / HTTP/1.1" 200 976 http-bio-8080-exec-1 691
+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:43:57 -0700] "GET /new HTTP/1.1" 200 616 http-bio-8080-exec-3 85
+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:44:02 -0700] "POST /create HTTP/1.1" 302 - http-bio-8080-exec-4 17
+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:44:02 -0700] "GET / HTTP/1.1" 200 1114 http-bio-8080-exec-5 4
+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:45:03 -0700] "GET / HTTP/1.1" 200 1130 http-bio-8080-exec-7 40
+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:45:36 -0700] "GET / HTTP/1.1" 200 1470 http-bio-8080-exec-9 37
+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:45:37 -0700] "GET /edit/1 HTTP/1.1" 405 1045 http-bio-8080-exec-10 3
+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:45:40 -0700] "GET /edit/2 HTTP/1.1" 405 1045 http-bio-8080-exec-10 2
+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:45:42 -0700] "GET /edit/3 HTTP/1.1" 405 1045 http-bio-8080-exec-10 1
+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:45:44 -0700] "GET /edit/4 HTTP/1.1" 405 1045 http-bio-8080-exec-10 1
+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:53:50 -0700] "GET / HTTP/1.1" 200 1470 http-bio-8080-exec-2 4
+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:53:51 -0700] "GET /edit/1 HTTP/1.1" 405 1045 http-bio-8080-exec-2 1
+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:55:49 -0700] "GET / HTTP/1.1" 200 1470 http-bio-8080-exec-1 5
+0:0:0:0:0:0:0:1 - - [30/Mar/2021:11:55:50 -0700] "GET /edit/1 HTTP/1.1" 405 1045 http-bio-8080-exec-1 1