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Move A Quick Guide to Spring MVC Matrix Variables

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This commit is contained in:
Krzysiek
2020-05-06 01:31:06 +02:00
parent 990faedf2f
commit d990870fc5
17 changed files with 61 additions and 47 deletions
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1
spring-mvc-java/README.md
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@@ -8,7 +8,6 @@ The "REST With Spring" Classes: http://bit.ly/restwithspring
### Relevant Articles:
- [Integration Testing in Spring](https://www.baeldung.com/integration-testing-in-spring)
- [A Quick Guide to Spring MVC Matrix Variables](https://www.baeldung.com/spring-mvc-matrix-variables)
- [File Upload with Spring MVC](https://www.baeldung.com/spring-file-upload)
- [Introduction to HtmlUnit](https://www.baeldung.com/htmlunit)
- [Upload and Display Excel Files with Spring MVC](https://www.baeldung.com/spring-mvc-excel-files)

38
spring-mvc-java/src/main/java/com/baeldung/model/Company.java
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@@ -1,38 +0,0 @@
package com.baeldung.model;
public class Company {
private long id;
private String name;
public Company() {
super();
}
public Company(final long id, final String name) {
this.id = id;
this.name = name;
}
public String getName() {
return name;
}
public void setName(final String name) {
this.name = name;
}
public long getId() {
return id;
}
public void setId(final long id) {
this.id = id;
}
@Override
public String toString() {
return "Company [id=" + id + ", name=" + name + "]";
}
}

61
spring-mvc-java/src/main/java/com/baeldung/model/Employee.java
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@@ -1,61 +0,0 @@
package com.baeldung.model;
import javax.xml.bind.annotation.XmlRootElement;
@XmlRootElement
public class Employee {
private long id;
private String name;
private String contactNumber;
private String workingArea;
public Employee() {
super();
}
public Employee(final long id, final String name, final String contactNumber, final String workingArea) {
this.id = id;
this.name = name;
this.contactNumber = contactNumber;
this.workingArea = workingArea;
}
public String getName() {
return name;
}
public void setName(final String name) {
this.name = name;
}
public long getId() {
return id;
}
public void setId(final long id) {
this.id = id;
}
public String getContactNumber() {
return contactNumber;
}
public void setContactNumber(final String contactNumber) {
this.contactNumber = contactNumber;
}
public String getWorkingArea() {
return workingArea;
}
public void setWorkingArea(final String workingArea) {
this.workingArea = workingArea;
}
@Override
public String toString() {
return "Employee [id=" + id + ", name=" + name + ", contactNumber=" + contactNumber + ", workingArea=" + workingArea + "]";
}
}

63
spring-mvc-java/src/main/java/com/baeldung/web/controller/CompanyController.java
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@@ -1,63 +0,0 @@
package com.baeldung.web.controller;
import java.util.HashMap;
import java.util.Map;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.MatrixVariable;
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 org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.ModelAndView;
import com.baeldung.model.Company;
@Controller
public class CompanyController {
Map<Long, Company> companyMap = new HashMap<>();
@RequestMapping(value = "/company", method = RequestMethod.GET)
public ModelAndView showForm() {
return new ModelAndView("companyHome", "company", new Company());
}
@RequestMapping(value = "/company/{Id}", produces = { "application/json", "application/xml" }, method = RequestMethod.GET)
public @ResponseBody Company getCompanyById(@PathVariable final long Id) {
return companyMap.get(Id);
}
@RequestMapping(value = "/addCompany", method = RequestMethod.POST)
public String submit(@ModelAttribute("company") final Company company, final BindingResult result, final ModelMap model) {
if (result.hasErrors()) {
return "error";
}
model.addAttribute("name", company.getName());
model.addAttribute("id", company.getId());
companyMap.put(company.getId(), company);
return "companyView";
}
@RequestMapping(value = "/companyEmployee/{company}/employeeData/{employee}", method = RequestMethod.GET)
@ResponseBody
public ResponseEntity<Map<String, String>> getEmployeeDataFromCompany(@MatrixVariable(pathVar = "employee") final Map<String, String> matrixVars) {
return new ResponseEntity<>(matrixVars, HttpStatus.OK);
}
@RequestMapping(value = "/companyData/{company}/employeeData/{employee}", method = RequestMethod.GET)
@ResponseBody
public ResponseEntity<Map<String, String>> getCompanyName(@MatrixVariable(value = "name", pathVar = "company") final String name) {
final Map<String, String> result = new HashMap<String, String>();
result.put("name", name);
return new ResponseEntity<>(result, HttpStatus.OK);
}
}

112
spring-mvc-java/src/main/java/com/baeldung/web/controller/EmployeeController.java
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@@ -1,112 +0,0 @@
package com.baeldung.web.controller;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.MatrixVariable;
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 org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.SessionAttributes;
import org.springframework.web.servlet.ModelAndView;
import com.baeldung.model.Employee;
@SessionAttributes("employees")
@Controller
public class EmployeeController {
Map<Long, Employee> employeeMap = new HashMap<>();
@ModelAttribute("employees")
public void initEmployees() {
employeeMap.put(1L, new Employee(1L, "John", "223334411", "rh"));
employeeMap.put(2L, new Employee(2L, "Peter", "22001543", "informatics"));
employeeMap.put(3L, new Employee(3L, "Mike", "223334411", "admin"));
}
@RequestMapping(value = "/employee", method = RequestMethod.GET)
public ModelAndView showForm() {
return new ModelAndView("employeeHome", "employee", new Employee());
}
@RequestMapping(value = "/employee/{Id}", produces = { "application/json", "application/xml" }, method = RequestMethod.GET)
public @ResponseBody Employee getEmployeeById(@PathVariable final long Id) {
return employeeMap.get(Id);
}
@RequestMapping(value = "/addEmployee", method = RequestMethod.POST)
public String submit(@ModelAttribute("employee") final Employee employee, final BindingResult result, final ModelMap model) {
if (result.hasErrors()) {
return "error";
}
model.addAttribute("name", employee.getName());
model.addAttribute("contactNumber", employee.getContactNumber());
model.addAttribute("workingArea", employee.getWorkingArea());
model.addAttribute("id", employee.getId());
employeeMap.put(employee.getId(), employee);
return "employeeView";
}
@RequestMapping(value = "/employees/{name}", method = RequestMethod.GET)
@ResponseBody
public ResponseEntity<List<Employee>> getEmployeeByNameAndBeginContactNumber(@PathVariable final String name, @MatrixVariable final String beginContactNumber) {
final List<Employee> employeesList = new ArrayList<Employee>();
for (final Map.Entry<Long, Employee> employeeEntry : employeeMap.entrySet()) {
final Employee employee = employeeEntry.getValue();
if (employee.getName().equalsIgnoreCase(name) && employee.getContactNumber().startsWith(beginContactNumber)) {
employeesList.add(employee);
}
}
return new ResponseEntity<>(employeesList, HttpStatus.OK);
}
@RequestMapping(value = "/employeesContacts/{contactNumber}", method = RequestMethod.GET)
@ResponseBody
public ResponseEntity<List<Employee>> getEmployeeBycontactNumber(@MatrixVariable(required = true) final String contactNumber) {
final List<Employee> employeesList = new ArrayList<Employee>();
for (final Map.Entry<Long, Employee> employeeEntry : employeeMap.entrySet()) {
final Employee employee = employeeEntry.getValue();
if (employee.getContactNumber().equalsIgnoreCase(contactNumber)) {
employeesList.add(employee);
}
}
return new ResponseEntity<>(employeesList, HttpStatus.OK);
}
@RequestMapping(value = "employeeData/{employee}", method = RequestMethod.GET)
@ResponseBody
public ResponseEntity<Map<String, String>> getEmployeeData(@MatrixVariable final Map<String, String> matrixVars) {
return new ResponseEntity<>(matrixVars, HttpStatus.OK);
}
@RequestMapping(value = "employeeArea/{workingArea}", method = RequestMethod.GET)
@ResponseBody
public ResponseEntity<List<Employee>> getEmployeeByWorkingArea(@MatrixVariable final Map<String, LinkedList<String>> matrixVars) {
final List<Employee> employeesList = new ArrayList<Employee>();
final LinkedList<String> workingArea = matrixVars.get("workingArea");
for (final Map.Entry<Long, Employee> employeeEntry : employeeMap.entrySet()) {
final Employee employee = employeeEntry.getValue();
for (final String area : workingArea) {
if (employee.getWorkingArea().equalsIgnoreCase(area)) {
employeesList.add(employee);
break;
}
}
}
return new ResponseEntity<>(employeesList, HttpStatus.OK);
}
}

31
spring-mvc-java/src/main/webapp/WEB-INF/view/companyHome.jsp
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@@ -1,31 +0,0 @@
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1" %>
<%@ taglib prefix="form" uri="http://www.springframework.org/tags/form" %>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Form Example - Register a Company</title>
</head>
<body>
<h3>Welcome, Enter The Company Details</h3>
<form:form method="POST" action="/spring-mvc-java/addCompany"
modelAttribute="company">
<table>
<tr>
<td><form:label path="name">Name</form:label></td>
<td><form:input path="name"/></td>
</tr>
<tr>
<td><form:label path="id">Id</form:label></td>
<td><form:input path="id"/></td>
</tr>
<tr>
<td><input type="submit" value="Submit"/></td>
</tr>
</table>
</form:form>
</body>
</html>

20
spring-mvc-java/src/main/webapp/WEB-INF/view/companyView.jsp
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@@ -1,20 +0,0 @@
<%@taglib uri="http://www.springframework.org/tags/form" prefix="form"%>
<html>
<head>
<title>Spring MVC Form Handling</title>
</head>
<body>
<h2>Submitted Company Information</h2>
<table>
<tr>
<td>Name :</td>
<td>${name}</td>
</tr>
<tr>
<td>ID :</td>
<td>${id}</td>
</tr>
</table>
</body>
</html>

37
spring-mvc-java/src/main/webapp/WEB-INF/view/employeeHome.jsp
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@@ -1,37 +0,0 @@
<%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="form" uri="http://www.springframework.org/tags/form"%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Form Example - Register an Employee</title>
</head>
<body>
<h3>Welcome, Enter The Employee Details</h3>
<form:form method="POST" action="/spring-mvc-basics/addEmployee" modelAttribute="employee">
<table>
<tr>
<td><form:label path="name">Name</form:label></td>
<td><form:input path="name" /></td>
</tr>
<tr>
<td><form:label path="id">Id</form:label></td>
<td><form:input path="id" /></td>
</tr>
<tr>
<td><form:label path="contactNumber">Contact Number</form:label></td>
<td><form:input path="contactNumber" /></td>
</tr>
<tr>
<td><form:label path="workingArea">Working Area</form:label></td>
<td><form:input path="workingArea" /></td>
</tr>
<tr>
<td><input type="submit" value="Submit" /></td>
</tr>
</table>
</form:form>
</body>
</html>

24
spring-mvc-java/src/main/webapp/WEB-INF/view/employeeView.jsp
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@@ -1,24 +0,0 @@
<%@taglib uri="http://www.springframework.org/tags/form" prefix="form"%>
<html>
<head>
<title>Spring MVC Form Handling</title>
</head>
<body>
<h2>Submitted Employee Information</h2>
<table>
<tr>
<td>Name :</td>
<td>${name}</td>
</tr>
<tr>
<td>ID :</td>
<td>${id}</td>
</tr>
<tr>
<td>Contact Number :</td>
<td>${contactNumber}</td>
</tr>
</table>
</body>
</html>

42
spring-mvc-java/src/test/java/com/baeldung/web/controller/EmployeeMvcIntegrationTest.java
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@@ -1,42 +0,0 @@
package com.baeldung.web.controller;
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.model;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.view;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.MockitoAnnotations;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.context.web.WebAppConfiguration;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.setup.MockMvcBuilders;
import org.springframework.web.context.WebApplicationContext;
import com.baeldung.spring.web.config.WebConfig;
@RunWith(SpringJUnit4ClassRunner.class)
@WebAppConfiguration
@ContextConfiguration(classes = WebConfig.class)
public class EmployeeMvcIntegrationTest {
@Autowired
private WebApplicationContext webAppContext;
private MockMvc mockMvc;
@Before
public void setup() {
MockitoAnnotations.initMocks(this);
mockMvc = MockMvcBuilders.webAppContextSetup(webAppContext).build();
}
@Test
public void whenEmployeeGETisPerformed_thenRetrievedStatusAndViewNameAndAttributeAreCorrect() throws Exception {
mockMvc.perform(get("/employee")).andExpect(status().isOk()).andExpect(view().name("employeeHome")).andExpect(model().attributeExists("employee")).andDo(print());
}
}

52
spring-mvc-java/src/test/java/com/baeldung/web/controller/EmployeeNoMvcIntegrationTest.java
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@@ -1,52 +0,0 @@
package com.baeldung.web.controller;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.context.web.WebAppConfiguration;
import com.baeldung.model.Employee;
import com.baeldung.spring.web.config.WebConfig;
@RunWith(SpringJUnit4ClassRunner.class)
@WebAppConfiguration
@ContextConfiguration(classes = WebConfig.class)
public class EmployeeNoMvcIntegrationTest {
@Autowired
private EmployeeController employeeController;
@Before
public void setup() {
employeeController.initEmployees();
}
//
@Test
public void whenInitEmployees_thenVerifyValuesInitiation() {
Employee employee1 = employeeController.employeeMap.get(1L);
Employee employee2 = employeeController.employeeMap.get(2L);
Employee employee3 = employeeController.employeeMap.get(3L);
Assert.assertTrue(employee1.getId() == 1L);
Assert.assertTrue(employee1.getName().equals("John"));
Assert.assertTrue(employee1.getContactNumber().equals("223334411"));
Assert.assertTrue(employee1.getWorkingArea().equals("rh"));
Assert.assertTrue(employee2.getId() == 2L);
Assert.assertTrue(employee2.getName().equals("Peter"));
Assert.assertTrue(employee2.getContactNumber().equals("22001543"));
Assert.assertTrue(employee2.getWorkingArea().equals("informatics"));
Assert.assertTrue(employee3.getId() == 3L);
Assert.assertTrue(employee3.getName().equals("Mike"));
Assert.assertTrue(employee3.getContactNumber().equals("223334411"));
Assert.assertTrue(employee3.getWorkingArea().equals("admin"));
}
}