JAVA-3543: Move spring-thymeleaf into spring-web-modules

2020-12-27 12:59:42 +01:00
parent 09a8640341
commit 8fc0ea77cc
56 changed files with 2 additions and 3 deletions
@@ -0,0 +1,11 @@
+package com.baeldung.thymeleaf.config;
+
+import org.springframework.security.web.context.AbstractSecurityWebApplicationInitializer;
+
+public class InitSecurity extends AbstractSecurityWebApplicationInitializer {
+
+    public InitSecurity() {
+        super(WebMVCSecurity.class);
+
+    }
+}
@@ -0,0 +1,36 @@
+package com.baeldung.thymeleaf.config;
+
+import javax.servlet.ServletRegistration.Dynamic;
+
+import org.springframework.web.servlet.support.AbstractAnnotationConfigDispatcherServletInitializer;
+
+/**
+ * Java configuration file that is used for web application initialization
+ */
+public class WebApp extends AbstractAnnotationConfigDispatcherServletInitializer {
+
+    public WebApp() {
+        super();
+    }
+
+    @Override
+    protected Class<?>[] getRootConfigClasses() {
+        return null;
+    }
+
+    @Override
+    protected Class<?>[] getServletConfigClasses() {
+        return new Class<?>[] { WebMVCConfig.class, WebMVCSecurity.class, InitSecurity.class };
+    }
+
+    @Override
+    protected String[] getServletMappings() {
+        return new String[] { "/" };
+    }
+
+    @Override
+    protected void customizeRegistration(final Dynamic registration) {
+        super.customizeRegistration(registration);
+    }
+
+}
@@ -0,0 +1,155 @@
+package com.baeldung.thymeleaf.config;
+
+import java.util.Locale;
+
+import nz.net.ultraq.thymeleaf.LayoutDialect;
+import nz.net.ultraq.thymeleaf.decorators.strategies.GroupingStrategy;
+
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.ApplicationContextAware;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Description;
+import org.springframework.context.support.ResourceBundleMessageSource;
+import org.springframework.format.FormatterRegistry;
+import org.springframework.web.servlet.LocaleResolver;
+import org.springframework.web.servlet.ViewResolver;
+import org.springframework.web.servlet.config.annotation.EnableWebMvc;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
+import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+import org.springframework.web.servlet.i18n.LocaleChangeInterceptor;
+import org.springframework.web.servlet.i18n.SessionLocaleResolver;
+import org.thymeleaf.extras.java8time.dialect.Java8TimeDialect;
+import org.thymeleaf.spring5.ISpringTemplateEngine;
+import org.thymeleaf.spring5.SpringTemplateEngine;
+import org.thymeleaf.spring5.templateresolver.SpringResourceTemplateResolver;
+import org.thymeleaf.spring5.view.ThymeleafViewResolver;
+import org.thymeleaf.templatemode.TemplateMode;
+import org.thymeleaf.templateresolver.ITemplateResolver;
+
+import com.baeldung.thymeleaf.formatter.NameFormatter;
+import com.baeldung.thymeleaf.utils.ArrayUtil;
+
+@Configuration
+@EnableWebMvc
+@ComponentScan({ "com.baeldung.thymeleaf" })
+/**
+ * Java configuration file that is used for Spring MVC and Thymeleaf
+ * configurations
+ */
+public class WebMVCConfig implements WebMvcConfigurer,  ApplicationContextAware {
+
+    private ApplicationContext applicationContext;
+
+    @Override
+    public void setApplicationContext(ApplicationContext applicationContext) {
+        this.applicationContext = applicationContext;
+    }
+
+    @Bean
+    public ViewResolver htmlViewResolver() {
+        ThymeleafViewResolver resolver = new ThymeleafViewResolver();
+        resolver.setTemplateEngine(templateEngine(htmlTemplateResolver()));
+        resolver.setContentType("text/html");
+        resolver.setCharacterEncoding("UTF-8");
+        resolver.setViewNames(ArrayUtil.array("*.html"));
+        return resolver;
+    }
+
+    @Bean
+    public ViewResolver javascriptViewResolver() {
+        ThymeleafViewResolver resolver = new ThymeleafViewResolver();
+        resolver.setTemplateEngine(templateEngine(javascriptTemplateResolver()));
+        resolver.setContentType("application/javascript");
+        resolver.setCharacterEncoding("UTF-8");
+        resolver.setViewNames(ArrayUtil.array("*.js"));
+        return resolver;
+    }
+
+    @Bean
+    public ViewResolver plainViewResolver() {
+        ThymeleafViewResolver resolver = new ThymeleafViewResolver();
+        resolver.setTemplateEngine(templateEngine(plainTemplateResolver()));
+        resolver.setContentType("text/plain");
+        resolver.setCharacterEncoding("UTF-8");
+        resolver.setViewNames(ArrayUtil.array("*.txt"));
+        return resolver;
+    }
+
+    private ISpringTemplateEngine templateEngine(ITemplateResolver templateResolver) {
+        SpringTemplateEngine engine = new SpringTemplateEngine();
+        engine.addDialect(new LayoutDialect(new GroupingStrategy()));
+        engine.addDialect(new Java8TimeDialect());
+        engine.setTemplateResolver(templateResolver);
+        engine.setTemplateEngineMessageSource(messageSource());
+        return engine;
+    }
+
+    private ITemplateResolver htmlTemplateResolver() {
+        SpringResourceTemplateResolver resolver = new SpringResourceTemplateResolver();
+        resolver.setApplicationContext(applicationContext);
+        resolver.setPrefix("/WEB-INF/views/");
+        resolver.setCacheable(false);
+        resolver.setTemplateMode(TemplateMode.HTML);
+        return resolver;
+    }
+
+    private ITemplateResolver javascriptTemplateResolver() {
+        SpringResourceTemplateResolver resolver = new SpringResourceTemplateResolver();
+        resolver.setApplicationContext(applicationContext);
+        resolver.setPrefix("/WEB-INF/js/");
+        resolver.setCacheable(false);
+        resolver.setTemplateMode(TemplateMode.JAVASCRIPT);
+        return resolver;
+    }
+
+    private ITemplateResolver plainTemplateResolver() {
+        SpringResourceTemplateResolver resolver = new SpringResourceTemplateResolver();
+        resolver.setApplicationContext(applicationContext);
+        resolver.setPrefix("/WEB-INF/txt/");
+        resolver.setCacheable(false);
+        resolver.setTemplateMode(TemplateMode.TEXT);
+        return resolver;
+    }
+
+    @Bean
+    @Description("Spring Message Resolver")
+    public ResourceBundleMessageSource messageSource() {
+        ResourceBundleMessageSource messageSource = new ResourceBundleMessageSource();
+        messageSource.setBasename("messages");
+        return messageSource;
+    }
+
+    @Bean
+    public LocaleResolver localeResolver() {
+        SessionLocaleResolver localeResolver = new SessionLocaleResolver();
+        localeResolver.setDefaultLocale(new Locale("en"));
+        return localeResolver;
+    }
+
+    @Bean
+    public LocaleChangeInterceptor localeChangeInterceptor() {
+        LocaleChangeInterceptor localeChangeInterceptor = new LocaleChangeInterceptor();
+        localeChangeInterceptor.setParamName("lang");
+        return localeChangeInterceptor;
+    }
+
+    @Override
+    public void addInterceptors(InterceptorRegistry registry) {
+        registry.addInterceptor(localeChangeInterceptor());
+    }
+
+    @Override
+    public void addResourceHandlers(ResourceHandlerRegistry registry) {
+        registry.addResourceHandler("/resources/**", "/css/**")
+            .addResourceLocations("/WEB-INF/resources/", "/WEB-INF/css/");
+    }
+
+    @Override
+    @Description("Custom Conversion Service")
+    public void addFormatters(FormatterRegistry registry) {
+        registry.addFormatter(new NameFormatter());
+    }
+}
@@ -0,0 +1,43 @@
+package com.baeldung.thymeleaf.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.security.authentication.AuthenticationManager;
+import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
+import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.config.annotation.web.builders.WebSecurity;
+import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
+import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
+
+@Configuration
+@EnableWebSecurity
+@EnableGlobalMethodSecurity(securedEnabled = true, prePostEnabled = true)
+public class WebMVCSecurity extends WebSecurityConfigurerAdapter {
+
+    @Bean
+    @Override
+    public AuthenticationManager authenticationManagerBean() throws Exception {
+        return super.authenticationManagerBean();
+    }
+
+    public WebMVCSecurity() {
+        super();
+    }
+
+    @Override
+    protected void configure(final AuthenticationManagerBuilder auth) throws Exception {
+        auth.inMemoryAuthentication().withUser("user1").password("{noop}user1Pass").authorities("ROLE_USER");
+    }
+
+    @Override
+    public void configure(final WebSecurity web) throws Exception {
+        web.ignoring().antMatchers("/resources/**");
+    }
+
+    @Override
+    protected void configure(final HttpSecurity http) throws Exception {
+        http.authorizeRequests().anyRequest().authenticated().and().httpBasic();
+    }
+
+}
@@ -0,0 +1,46 @@
+package com.baeldung.thymeleaf.controller;
+
+import java.util.List;
+import java.util.Optional;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RequestParam;
+
+import com.baeldung.thymeleaf.model.Book;
+import com.baeldung.thymeleaf.service.BookService;
+
+@Controller
+public class BookController {
+
+    @Autowired
+    private BookService bookService;
+
+    @RequestMapping(value = "/listBooks", method = RequestMethod.GET)
+    public String listBooks(Model model, @RequestParam("page") Optional<Integer> page, @RequestParam("size") Optional<Integer> size) {
+        final int currentPage = page.orElse(1);
+        final int pageSize = size.orElse(5);
+
+        Page<Book> bookPage = bookService.findPaginated(PageRequest.of(currentPage - 1, pageSize));
+
+        model.addAttribute("bookPage", bookPage);
+
+        int totalPages = bookPage.getTotalPages();
+        if (totalPages > 0) {
+            List<Integer> pageNumbers = IntStream.rangeClosed(1, totalPages)
+                .boxed()
+                .collect(Collectors.toList());
+            model.addAttribute("pageNumbers", pageNumbers);
+        }
+
+        return "listBooks.html";
+    }
+}
@@ -0,0 +1,25 @@
+package com.baeldung.thymeleaf.controller;
+
+import java.time.Instant;
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.util.Date;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+@Controller
+public class DatesController {
+
+    @RequestMapping(value = "/dates", method = RequestMethod.GET)
+    public String getInfo(Model model) {
+        model.addAttribute("standardDate", new Date());
+        model.addAttribute("localDateTime", LocalDateTime.now());
+        model.addAttribute("localDate", LocalDate.now());
+        model.addAttribute("timestamp", Instant.now());
+        return "dates.html";
+    }
+
+}
@@ -0,0 +1,33 @@
+package com.baeldung.thymeleaf.controller;
+
+import java.util.Arrays;
+import java.util.Calendar;
+import java.util.Date;
+import java.util.HashSet;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+/**
+ * Controller to test expression utility objects: dates,
+ * 
+ */
+@Controller
+public class ExpressionUtilityObjectsController {
+
+    @RequestMapping(value = "/objects", method = RequestMethod.GET)
+    public String getDates(Model model) {
+        model.addAttribute("date", new Date());
+        model.addAttribute("calendar", Calendar.getInstance());
+        model.addAttribute("num", Math.random() * 10);
+        model.addAttribute("string", "new text");
+        model.addAttribute("emptyString", "");
+        model.addAttribute("nullString", null);
+        model.addAttribute("array", new int[] { 1, 3, 4, 5 });
+        model.addAttribute("set", new HashSet<Integer>(Arrays.asList(1, 3, 8)));
+        return "objects.html";
+    }
+
+}
@@ -0,0 +1,33 @@
+package com.baeldung.thymeleaf.controller;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+
+import com.baeldung.thymeleaf.utils.StudentUtils;
+
+@Controller
+public class FragmentsController {
+
+    @GetMapping("/fragments")
+    public String getHome() {
+        return "fragments.html";
+    }
+
+    @GetMapping("/markup")
+    public String markupPage() {
+        return "markup.html";
+    }
+
+    @GetMapping("/params")
+    public String paramsPage() {
+        return "params.html";
+    }
+
+    @GetMapping("/other")
+    public String otherPage(Model model) {
+        model.addAttribute("data", StudentUtils.buildStudents());
+        return "other.html";
+    }
+
+}
@@ -0,0 +1,26 @@
+package com.baeldung.thymeleaf.controller;
+
+import java.text.DateFormat;
+import java.util.Date;
+import java.util.Locale;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+/**
+ * Handles requests for the application home page.
+ * 
+ */
+@Controller
+public class HomeController {
+
+    @RequestMapping(value = "/", method = RequestMethod.GET)
+    public String getHome(Model model) {
+        DateFormat dateFormat = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.LONG, Locale.getDefault());
+        model.addAttribute("serverTime", dateFormat.format(new Date()));
+        return "home.html";
+    }
+
+}
@@ -0,0 +1,33 @@
+package com.baeldung.thymeleaf.controller;
+
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+import com.baeldung.thymeleaf.utils.StudentUtils;
+
+@Controller
+public class InliningController {
+
+    @RequestMapping(value = "/html", method = RequestMethod.GET)
+    public String getExampleHTML(Model model) {
+        model.addAttribute("title", "Baeldung");
+        model.addAttribute("description", "<strong>Thymeleaf</strong> tutorial");
+        return "inliningExample.html";
+    }
+
+    @RequestMapping(value = "/js", method = RequestMethod.GET)
+    public String getExampleJS(Model model) {
+        model.addAttribute("students", StudentUtils.buildStudents());
+        return "studentCheck.js";
+    }
+
+    @RequestMapping(value = "/plain", method = RequestMethod.GET)
+    public String getExamplePlain(Model model) {
+        model.addAttribute("username", SecurityContextHolder.getContext().getAuthentication().getName());
+        model.addAttribute("students", StudentUtils.buildStudents());
+        return "studentsList.txt";
+    }
+}
@@ -0,0 +1,16 @@
+package com.baeldung.thymeleaf.controller;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+@Controller
+public class LayoutDialectController {
+
+    @RequestMapping(value = "/layout", method = RequestMethod.GET)
+    public String getNewPage(Model model) {
+        return "content.html";
+    }
+
+}
@@ -0,0 +1,50 @@
+package com.baeldung.thymeleaf.controller;
+
+import java.util.List;
+
+import javax.validation.Valid;
+
+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.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+import com.baeldung.thymeleaf.model.Student;
+import com.baeldung.thymeleaf.utils.StudentUtils;
+
+/**
+ * Handles requests for the student model.
+ * 
+ */
+@Controller
+public class StudentController {
+
+    @RequestMapping(value = "/saveStudent", method = RequestMethod.POST)
+    public String saveStudent(@Valid @ModelAttribute Student student, BindingResult errors, Model model) {
+        if (!errors.hasErrors()) {
+            // get mock objects
+            List<Student> students = StudentUtils.buildStudents();
+            // add current student
+            students.add(student);
+            model.addAttribute("students", students);
+        }
+        return ((errors.hasErrors()) ? "addStudent.html" : "listStudents.html");
+    }
+
+    @RequestMapping(value = "/addStudent", method = RequestMethod.GET)
+    public String addStudent(Model model) {
+        model.addAttribute("student", new Student());
+        return "addStudent.html";
+    }
+
+    @RequestMapping(value = "/listStudents", method = RequestMethod.GET)
+    public String listStudent(Model model) {
+
+        model.addAttribute("students", StudentUtils.buildStudents());
+
+        return "listStudents.html";
+    }
+
+}
@@ -0,0 +1,19 @@
+package com.baeldung.thymeleaf.controller;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+import com.baeldung.thymeleaf.utils.TeacherUtils;
+
+@Controller
+public class TeacherController {
+
+	@RequestMapping(value = "/listTeachers", method = RequestMethod.GET)
+	public String getInfo(Model model) {
+		model.addAttribute("teachers", TeacherUtils.buildTeachers());
+
+		return "listTeachers.html";
+	}
+}
@@ -0,0 +1,30 @@
+package com.baeldung.thymeleaf.formatter;
+
+import java.text.ParseException;
+import java.util.Locale;
+
+import org.springframework.format.Formatter;
+import org.thymeleaf.util.StringUtils;
+
+/**
+ * 
+ * Name formatter class that implements the Spring Formatter interface. 
+ * Formats a name(String) and return the value with spaces replaced by commas.
+ *
+ */
+public class NameFormatter implements Formatter<String> {
+
+    @Override
+    public String print(String input, Locale locale) {
+        return formatName(input, locale);
+    }
+
+    @Override
+    public String parse(String input, Locale locale) throws ParseException {
+        return formatName(input, locale);
+    }
+
+    private String formatName(String input, Locale locale) {
+        return StringUtils.replace(input, " ", ",");
+    }
+}
@@ -0,0 +1,29 @@
+package com.baeldung.thymeleaf.model;
+
+public class Book {
+    private int id;
+    private String name;
+
+    public Book(int id, String name) {
+        super();
+        this.id = id;
+        this.name = name;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+}
@@ -0,0 +1,60 @@
+package com.baeldung.thymeleaf.model;
+
+import java.io.Serializable;
+
+import javax.validation.constraints.Min;
+import javax.validation.constraints.NotNull;
+
+/**
+ * 
+ * Simple student POJO with few fields
+ *
+ */
+public class Student implements Serializable {
+
+    private static final long serialVersionUID = -8582553475226281591L;
+
+    @NotNull(message = "Student ID is required.")
+    @Min(value = 1000, message = "Student ID must be at least 4 digits.")
+    private Integer id;
+
+    @NotNull(message = "Student name is required.")
+    private String name;
+
+    @NotNull(message = "Student gender is required.")
+    private Character gender;
+
+    private Float percentage;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Character getGender() {
+        return gender;
+    }
+
+    public void setGender(Character gender) {
+        this.gender = gender;
+    }
+
+    public Float getPercentage() {
+        return percentage;
+    }
+
+    public void setPercentage(Float percentage) {
+        this.percentage = percentage;
+    }
+}
@@ -0,0 +1,78 @@
+package com.baeldung.thymeleaf.model;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.validation.constraints.Min;
+import javax.validation.constraints.NotNull;
+
+public class Teacher implements Serializable {
+
+	private static final long serialVersionUID = 946941572942270450L;
+
+	@NotNull(message = "Teacher ID is required.")
+	@Min(value = 1000, message = "Teacher ID must be at least 4 digits.")
+	private Integer id;
+
+	@NotNull(message = "Teacher name is required.")
+	private String name;
+
+	@NotNull(message = "Teacher gender is required.")
+	private String gender;
+
+	private boolean isActive;
+
+	private List<String> courses = new ArrayList<String>();
+
+	private String additionalSkills;
+
+	public Integer getId() {
+		return id;
+	}
+
+	public void setId(Integer id) {
+		this.id = id;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public String getGender() {
+		return gender;
+	}
+
+	public void setGender(String gender) {
+		this.gender = gender;
+	}
+
+	public boolean isActive() {
+		return isActive;
+	}
+
+	public void setActive(boolean isActive) {
+		this.isActive = isActive;
+	}
+
+	public List<String> getCourses() {
+		return courses;
+	}
+
+	public void setCourses(List<String> courses) {
+		this.courses = courses;
+	}
+
+	public String getAdditionalSkills() {
+		return additionalSkills;
+	}
+
+	public void setAdditionalSkills(String additionalSkills) {
+		this.additionalSkills = additionalSkills;
+	}
+
+}
@@ -0,0 +1,38 @@
+package com.baeldung.thymeleaf.service;
+
+import java.util.Collections;
+import java.util.List;
+
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageImpl;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.data.domain.Pageable;
+import org.springframework.stereotype.Service;
+
+import com.baeldung.thymeleaf.model.Book;
+import com.baeldung.thymeleaf.utils.BookUtils;
+
+@Service
+public class BookService {
+
+    final private List<Book> books = BookUtils.buildBooks();
+
+    public Page<Book> findPaginated(Pageable pageable) {
+        int pageSize = pageable.getPageSize();
+        int currentPage = pageable.getPageNumber();
+        int startItem = currentPage * pageSize;
+        List<Book> list;
+
+        if (books.size() < startItem) {
+            list = Collections.emptyList();
+        } else {
+            int toIndex = Math.min(startItem + pageSize, books.size());
+            list = books.subList(startItem, toIndex);
+        }
+
+        Page<Book> bookPage = new PageImpl<Book>(list, PageRequest.of(currentPage, pageSize), books.size());
+
+        return bookPage;
+
+    }
+}
@@ -0,0 +1,8 @@
+package com.baeldung.thymeleaf.utils;
+
+public class ArrayUtil {
+
+    public static String[] array(String... args) {
+        return args;
+    }
+}
@@ -0,0 +1,28 @@
+package com.baeldung.thymeleaf.utils;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.IntStream;
+
+import com.baeldung.thymeleaf.model.Book;
+
+public class BookUtils {
+
+    private static List<Book> books = new ArrayList<Book>();
+
+    private static final int NUM_BOOKS = 30;
+        
+    private static final int MIN_BOOK_NUM = 1000;
+
+    public static List<Book> buildBooks() {
+        if (books.isEmpty()) {
+            IntStream.range(0, NUM_BOOKS).forEach(n -> {
+                books.add(new Book(MIN_BOOK_NUM + n + 1, "Spring in Action"));
+            });
+            
+        }
+
+        return books;
+    }
+    
+}
@@ -0,0 +1,34 @@
+package com.baeldung.thymeleaf.utils;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.baeldung.thymeleaf.model.Student;
+
+public class StudentUtils {
+
+    private static List<Student> students = new ArrayList<Student>();
+
+    public static List<Student> buildStudents() {
+        if (students.isEmpty()) {
+            Student student1 = new Student();
+            student1.setId(1001);
+            student1.setName("John Smith");
+            student1.setGender('M');
+            student1.setPercentage(Float.valueOf("80.45"));
+
+            students.add(student1);
+
+            Student student2 = new Student();
+            student2.setId(1002);
+            student2.setName("Jane Williams");
+            student2.setGender('F');
+            student2.setPercentage(Float.valueOf("60.25"));
+
+            students.add(student2);
+        }
+
+        return students;
+    }
+
+}
@@ -0,0 +1,47 @@
+package com.baeldung.thymeleaf.utils;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.baeldung.thymeleaf.model.Teacher;
+
+public class TeacherUtils {
+
+	private static List<Teacher> teachers = new ArrayList<Teacher>();
+
+	public static List<Teacher> buildTeachers() {
+		if (teachers.isEmpty()) {
+			Teacher teacher1 = new Teacher();
+			teacher1.setId(2001);
+			teacher1.setName("Jane Doe");
+			teacher1.setGender("F");
+			teacher1.setActive(true);
+			teacher1.getCourses().add("Mathematics");
+			teacher1.getCourses().add("Physics");
+
+			teachers.add(teacher1);
+
+			Teacher teacher2 = new Teacher();
+			teacher2.setId(2002);
+			teacher2.setName("Lazy Dude");
+			teacher2.setGender("M");
+			teacher2.setActive(false);
+			teacher2.setAdditionalSkills("emergency responder");
+
+			teachers.add(teacher2);
+
+			Teacher teacher3 = new Teacher();
+			teacher3.setId(2002);
+			teacher3.setName("Micheal Jordan");
+			teacher3.setGender("M");
+			teacher3.setActive(true);
+			teacher3.getCourses().add("Sports");
+
+			teachers.add(teacher3);
+
+		}
+
+		return teachers;
+	}
+
+}
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
+            </pattern>
+        </encoder>
+    </appender>
+
+    <logger name="org.springframework" level="WARN" />
+    <logger name="org.springframework.transaction" level="WARN" />
+
+    <!-- in order to debug some marshalling issues, this needs to be TRACE -->
+    <logger name="org.springframework.web.servlet.mvc" level="WARN" />
+
+    <root level="INFO">
+        <appender-ref ref="STDOUT" />
+    </root>
+</configuration>
@@ -0,0 +1,13 @@
+msg.id=ID
+msg.name=Name
+msg.gender=Gender
+msg.percent=Percentage
+welcome.message=Welcome Student !!!
+msg.AddStudent=Add Student
+msg.ListStudents=List Students
+msg.Home=Home
+msg.ListTeachers=List Teachers
+msg.ListBooks=List Books with paging
+msg.courses=Courses
+msg.skills=Skills
+msg.active=Active
@@ -0,0 +1,13 @@
+body {
+	background-color: lightGray
+}
+
+.dark {
+	background-color: black;
+	color: white;
+}
+
+.light {
+	background-color: #f1f1f1;
+	color: #ccc;
+}
@@ -0,0 +1,2 @@
+var count = [[${students.size()}]];
+alert("Number of students in group: " + count);
@@ -0,0 +1,8 @@
+Dear [(${username})],
+
+This is the list of our students:
+[# th:each="s : ${students}"]
+   - [(${s.name})]. ID: [(${s.id})]
+[/]
+Thanks,
+The Baeldung University
@@ -0,0 +1,45 @@
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml"
+	xmlns:th="http://www.thymeleaf.org">
+<head>
+<title>Add Student</title>
+</head>
+<body>
+	<h1>Add Student</h1>
+	<form action="#" th:action="@{/saveStudent}" th:object="${student}"
+		method="post">
+		<ul>
+			<li th:errors="*{id}" />
+			<li th:errors="*{name}" />
+			<li th:errors="*{gender}" />
+			<li th:errors="*{percentage}" />
+		</ul>
+		<table border="1">
+			<tr>
+				<td><label th:text="#{msg.id}" /></td>
+				<td><input type="number" th:field="*{id}" /></td>
+			</tr>
+			<tr>
+				<td><label th:text="#{msg.name}" /></td>
+				<td><input type="text" th:field="*{name}" /></td>
+			</tr>
+			<tr>
+				<td><label th:text="#{msg.gender}" /></td>
+				<td><select th:field="*{gender}">
+						<option th:value="'M'" th:text="Male"></option>
+						<option th:value="'F'" th:text="Female"></option>
+				</select></td>
+			</tr>
+			<tr>
+				<td><label th:text="#{msg.percent}" /></td>
+				<td><select id="percentage" name="percentage">
+						<option th:each="i : ${#numbers.sequence(0, 100)}" th:value="${i}" th:text="${i}" th:selected="${i==75}"></option>
+				</select></td>
+			</tr>
+			<tr>
+				<td><input type="submit" value="Submit" /></td>
+			</tr>
+		</table>
+	</form>
+</body>
+</html>
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<html xmlns:layout="http://www.ultraq.net.nz/thymeleaf/layout"
+	layout:decorate="~{template.html}">
+<head>
+<title>Layout Dialect Example</title>
+</head>
+<body>
+	<section layout:fragment="custom-content">
+		<p>This is a custom content that you can provide</p>
+	</section>
+	<footer>
+		<p layout:fragment="custom-footer">This is some footer content
+			that you can change</p>
+	</footer>
+</body>
+</html>
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
+</head>
+<body>
+<form action="http://localhost:8080/spring-thymeleaf/saveStudent" method="post">
+    <input type="hidden" name="payload" value="CSRF attack!"/>
+    <input type="submit" />
+</form>
+</body>
+</html>
@@ -0,0 +1,35 @@
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml"
+	xmlns:th="http://www.thymeleaf.org">
+<head>
+<meta charset="UTF-8">
+<title>Baeldung - dates</title>
+</head>
+<body>
+	<h1>Format ISO</h1>
+	<p th:text="${#dates.formatISO(standardDate)}"></p>
+	<p th:text="${#temporals.formatISO(localDateTime)}"></p>
+	<p th:text="${#temporals.formatISO(localDate)}"></p>
+	<p th:text="${#temporals.formatISO(timestamp)}"></p>
+	
+	<h1>Format manually</h1>
+	<p th:text="${#dates.format(standardDate, 'dd-MM-yyyy HH:mm')}"></p>
+	<p th:text="${#temporals.format(localDateTime, 'dd-MM-yyyy HH:mm')}"></p>
+	<p th:text="${#temporals.format(localDate, 'MM-yyyy')}"></p>
+	
+	<h1>Show only which day of a week</h1>
+	<p th:text="${#dates.day(standardDate)}"></p>
+	<p th:text="${#temporals.day(localDateTime)}"></p>
+	<p th:text="${#temporals.day(localDate)}"></p>
+	
+	<h1>Show the name of the week day</h1>
+	<p th:text="${#dates.dayOfWeekName(standardDate)}"></p>
+	<p th:text="${#temporals.dayOfWeekName(localDateTime)}"></p>
+	<p th:text="${#temporals.dayOfWeekName(localDate)}"></p>
+	
+	<h1>Show the second of the day</h1>
+	<p th:text="${#dates.second(standardDate)}"></p>
+	<p th:text="${#temporals.second(localDateTime)}"></p>
+	
+</body>
+</html>
@@ -0,0 +1,12 @@
+<!DOCTYPE HTML>
+<html xmlns:th="http://www.thymeleaf.org">
+<head>
+<title>Thymeleaf Fragments: home</title>
+<!--/*/ <th:block th:include="fragments/general.html :: headerfiles"></th:block> /*/-->
+</head>
+<body>
+    <header th:insert="fragments/general.html :: header"> </header>
+    <p>Go to the next page to see fragments in action</p>
+    <div th:replace="fragments/general.html :: footer"></div>
+</body>
+</html>
@@ -0,0 +1,12 @@
+<div th:fragment="formField (field, value, size)">
+    <div>
+        <label th:for="${#strings.toLowerCase(field)}"> <span
+            th:text="${field}">Field</span>
+        </label>
+    </div>
+    <div>
+        <input type="text" th:id="${#strings.toLowerCase(field)}"
+            th:name="${#strings.toLowerCase(field)}" th:value="${value}"
+            th:size="${size}">
+    </div>
+</div>
@@ -0,0 +1,23 @@
+<!DOCTYPE HTML>
+<html xmlns:th="http://www.thymeleaf.org">
+<head th:fragment="headerfiles">
+<meta charset="UTF-8" />
+<link th:href="@{/css/styles.css}" rel="stylesheet">
+</head>
+<body>
+    <div th:fragment="header">
+        <h1>Thymeleaf Fragments sample</h1>
+    </div>
+    <p>Go to the next page to see fragments in action</p>
+    <aside>
+        <div>This is a sidebar</div>
+    </aside>
+    <div class="another">This is another sidebar</div>
+    <footer th:fragment="footer">
+        <a th:href="@{/fragments}">Fragments Index</a> | 
+        <a th:href="@{/markup}">Markup inclussion</a> | 
+        <a th:href="@{/params}">Fragment params</a> | 
+        <a th:href="@{/other}">Other</a>
+    </footer>
+</body>
+</html>
@@ -0,0 +1,2 @@
+<div th:fragment="dataPresent">Data received</div>
+<div th:fragment="noData">No data</div>
@@ -0,0 +1 @@
+<div><p id="parag">This is a subtitle</p></div>
@@ -0,0 +1,14 @@
+<table>
+    <thead th:fragment="fields(theadFields)">
+        <tr th:replace="${theadFields}">
+        </tr>
+    </thead>
+    <tbody th:fragment="tableBody(tableData)">
+        <tr th:each="row: ${tableData}">
+            <td th:text="${row.id}">0</td>
+            <td th:text="${row.name}">Name</td>
+        </tr>
+    </tbody>
+    <tfoot>
+    </tfoot>
+</table>
@@ -0,0 +1,29 @@
+<!DOCTYPE html>
+<html xmlns:th="http://www.thymeleaf.org"
+    th:with="lang=${#locale.language}" th:lang="${lang}">
+<head>
+<title>Home</title>
+</head>
+<body>
+	<h1>
+		<span th:text="#{welcome.message}" />
+	</h1>
+	<p>
+		Current time is <span th:text="${serverTime}" />
+	</p>
+	<table>
+		<tr>
+			<td><a th:href="@{/addStudent}" th:text="#{msg.AddStudent}" /></td>
+		</tr>
+		<tr>
+			<td><a th:href="@{/listStudents}" th:text="#{msg.ListStudents}" /></td>
+		</tr>
+		<tr>
+			<td><a th:href="@{/listTeachers}" th:text="#{msg.ListTeachers}" /></td>
+		</tr>
+		<tr>
+			<td><a th:href="@{/listBooks}" th:text="#{msg.ListBooks}" /></td>
+		</tr>
+	</table>
+</body>
+</html>
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml"
+	xmlns:th="http://www.thymeleaf.org">
+<head>
+<meta charset="UTF-8">
+<title>Inlining example</title>
+</head>
+<body>
+	<p>Title of tutorial: [[${title}]]</p>
+	<p>Description: [(${description})]</p>
+</body>
+</html>
@@ -0,0 +1,58 @@
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml"
+    xmlns:th="http://www.thymeleaf.org">
+<style>
+.pagination {
+	display: inline-block;
+}
+
+.pagination a {
+	color: black;
+	float: left;
+	padding: 5px 5px;
+	text-decoration: none;
+}
+
+.pagination a.active {
+	background-color: gray;
+	color: white;
+	border-radius: 2px;
+}
+</style>
+<head>
+<title>Book List</title>
+</head>
+<body>
+    <h1>Book List</h1>
+    <table border="1">
+        <thead>
+            <tr>
+                <th th:text="#{msg.id}" />
+                <th th:text="#{msg.name}" />
+            </tr>
+        </thead>
+        <tbody>
+            <tr th:each="book, iStat : ${bookPage.content}"
+                th:style="${iStat.odd}? 'font-weight: bold;'"
+                th:alt-title="${iStat.even}? 'even' : 'odd'">
+                <td th:text="${book.id}" />
+                <td th:text="${book.name}" />
+            </tr>
+        </tbody>
+    </table>
+    <div th:if="${bookPage.totalPages > 0}" class="pagination"
+        th:each="pageNumber : ${pageNumbers}">
+        <a th:href="@{/listBooks(size=${bookPage.size}, page=${pageNumber})}"
+            th:text=${pageNumber}
+            th:class="${pageNumber==bookPage.number + 1} ? active"></a>
+    </div>
+
+    <div>
+        <p>
+            <a th:href="@{/}" th:text="#{msg.Home}"></a>
+        </p>
+    </div>
+</body>
+</html>
+
+
@@ -0,0 +1,53 @@
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml"
+	xmlns:th="http://www.thymeleaf.org">
+<head>
+<title>Student List</title>
+</head>
+<script type="text/javascript"
+	src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.1/jquery.js"></script>
+<script>
+	$(document).ready(function() {
+		$.ajax({
+			url : "/spring-thymeleaf/js",
+		});
+	});
+</script>
+<body>
+	<h1>Student List</h1>
+	<table border="1">
+		<thead>
+			<tr>
+				<th th:text="#{msg.id}" />
+				<th th:text="#{msg.name}" />
+				<th th:text="#{msg.gender}" />
+				<th th:text="#{msg.percent}" />
+				<th th:text="index" />
+				<th th:text="count" />
+				<th th:text="first" />
+				<th th:text="last" />
+			</tr>
+		</thead>
+		<tbody>
+			<tr th:each="student, iStat : ${students}" th:style="${iStat.odd}? 'font-weight: bold;'" th:alt-title="${iStat.even}? 'even' : 'odd'">
+				<td th:text="${student.id}" />
+				<td th:text="${student.name}" />
+				<td th:switch="${student.gender}"><span th:case="'M'"
+					th:text="Male" /> <span th:case="'F'" th:text="Female" /></td>
+				<td th:text="${#conversions.convert(student.percentage, 'Integer')}" />
+				<td th:text="${iStat.index}" />
+				<td th:text="${iStat.count}" />
+				<td th:text="${iStat.first}" />
+				<td th:text="${iStat.last}" /> 
+			</tr>
+		</tbody>
+	</table>
+	<div>
+		<p>
+			<a th:href="@{/}" th:text="#{msg.Home}" />
+		</p>
+	</div>
+</body>
+</html>
+
+
@@ -0,0 +1,50 @@
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml"
+	xmlns:th="http://www.thymeleaf.org">
+<head>
+<title>Teacher List</title>
+</head>
+
+<body>
+	<h1>Teacher List</h1>
+	<table border="1">
+		<thead>
+			<tr>
+				<th th:text="#{msg.id}" />
+				<th th:text="#{msg.name}" />
+				<th th:text="#{msg.gender}" />
+				<th th:text="#{msg.active}" />
+				<th th:text="#{msg.courses}" />
+				<th th:text="#{msg.skills}" />
+			</tr>
+		</thead>
+		<tbody>
+			<tr th:each="teacher: ${teachers}">
+				<td th:text="${teacher.id}" />
+				<td th:text="${{teacher.name}}" />
+
+				<td><span th:if="${teacher.gender == 'F'}">Female</span> <span
+					th:unless="${teacher.gender == 'F'}">Male</span></td>
+
+				<td th:text="${teacher.active} ? 'ACTIVE' : 'RETIRED'" />
+
+				<td th:switch="${#lists.size(teacher.courses)}"><span
+					th:case="'0'">NO COURSES YET!</span> <span th:case="'1'"
+					th:text="${teacher.courses[0]}"></span>
+					<div th:case="*">
+						<div th:each="course: ${teacher.courses}" th:text="${course}"></div>
+					</div></td>
+
+				<td th:text="*{teacher.additionalSkills}?: 'UNKNOWN'" />
+			</tr>
+		</tbody>
+	</table>
+	<div>
+		<p>
+			<a th:href="@{/}" th:text="#{msg.Home}" />
+		</p>
+	</div>
+</body>
+</html>
+
+
@@ -0,0 +1,13 @@
+<!DOCTYPE HTML>
+<html xmlns:th="http://www.thymeleaf.org">
+<head>
+<meta charset="UTF-8" />
+<title>Thymeleaf Fragments: markup</title>
+</head>
+<body>
+    <header th:insert="fragments/general.html :: header"> </header>
+    <div th:replace="fragments/general.html :: aside"></div>
+    <div th:replace="fragments/general.html :: div.another"></div>
+    <div th:replace="fragments/general.html :: footer"></div>
+</body>
+</html>
@@ -0,0 +1,47 @@
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml"
+	xmlns:th="http://www.thymeleaf.org">
+<head>
+<meta charset="UTF-8">
+<title>Expression utility objects</title>
+</head>
+<body>
+	<h1>Date expression utility</h1>
+	<p th:text="${#dates.formatISO(date)}"></p>
+	<p th:text="${#dates.format(date, 'dd-MM-yyyy HH:mm')}"></p>
+	<p th:text="${#dates.dayOfWeekName(date)}"></p>
+	<p th:text="${#dates.createNow()}"></p>
+	<p th:text="${#dates.createToday()}"></p>
+
+	<h1>Calendar expression utility</h1>
+	<p th:text="${#calendars.formatISO(calendar)}"></p>
+	<p th:text="${#calendars.format(calendar, 'dd-MM-yyyy HH:mm')}"></p>
+	<p th:text="${#calendars.dayOfWeekName(calendar)}"></p>
+	<p th:text="${#calendars.createNow().getTime()}"></p>
+	<p th:text="${#calendars.createToday().getFirstDayOfWeek()}"></p>
+
+	<h1>Numbers expression utility</h1>
+	<p th:text="${#numbers.formatDecimal(num,2,3)}"></p>
+	<p th:text="${#numbers.formatDecimal(num,2,3,'COMMA')}"></p>
+	<p th:each="number: ${#numbers.sequence(0,2)}">
+		<span th:text="${number}"></span>
+	</p>
+	<p th:each="number: ${#numbers.sequence(0,4,2)}">
+		<span th:text="${number}"></span>
+	</p>
+
+	<h1>Calendar expression utility</h1>
+	<p th:text="${#strings.isEmpty(string)}"></p>
+	<p th:text="${#strings.isEmpty(nullString)}"></p>
+	<p th:text="${#strings.defaultString(emptyString,'Empty String')}"></p>
+	<p th:text="${#strings.containsIgnoreCase(string,'new')}"></p>
+	<p th:text="${#strings.abbreviate(string,5)} "></p>
+	<p th:text="${#strings.capitalizeWords(string)}"></p>
+
+	<h1>Aggregates expression utility</h1>
+	<p th:text="${#aggregates.sum(array)}"></p>
+	<p th:text="${#aggregates.avg(array)}"></p>
+	<p th:text="${#aggregates.sum(set)}"></p>
+	<p th:text="${#aggregates.avg(set)}"></p>
+</body>
+</html>
@@ -0,0 +1,27 @@
+<!DOCTYPE HTML>
+<html xmlns:th="http://www.thymeleaf.org">
+<head>
+<title>Thymeleaf Fragments: other</title>
+</head>
+<body>
+    <header th:replace="fragments/general.html :: header"> </header>
+    <div
+        th:replace="${#lists.size(data) > 0} ?
+            ~{fragments/menus.html :: dataPresent} :
+            ~{fragments/menus.html :: noData}">
+    </div>
+    <table>
+        <thead
+            th:replace="fragments/tables.html :: fields(~{ :: .myFields})">
+            <tr class="myFields">
+
+                <th>Id</th>
+                <th>Name</th>
+            </tr>
+        </thead>
+        <div
+            th:replace="fragments/tables.html :: tableBody(tableData=${data})"></div>
+    </table>
+    <div th:replace="fragments/general.html :: footer"></div>
+</body>
+</html>
@@ -0,0 +1,14 @@
+<!DOCTYPE HTML>
+<html xmlns:th="http://www.thymeleaf.org">
+<head>
+<meta charset="UTF-8" />
+<title>Thymeleaf Fragments: params</title>
+</head>
+<body>
+    <header th:insert="fragments/general.html :: header"> </header>
+    <div
+        th:replace="fragments/forms.html :: formField(field='Name', value='John Doe',size='40')">
+    </div>
+    <div th:replace="fragments/general.html :: footer"></div>
+</body>
+</html>
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<html xmlns:layout="http://www.ultraq.net.nz/thymeleaf/layout">
+<head>
+<title layout:title-pattern="$LAYOUT_TITLE - $CONTENT_TITLE">Baeldung</title>
+<script type="text/javascript"
+	src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.1/jquery.js"></script>
+</head>
+<body>
+	<header>
+		<h1>New dialect example</h1>
+	</header>
+	<section layout:fragment="custom-content">
+		<p>Your page content goes here</p>
+	</section>
+	<footer>
+		<p>My custom footer</p>
+		<p layout:fragment="custom-footer">Your custom footer here</p>
+	</footer>
+</body>
+</html>
				`@@ -0,0 +1 @@`
				`<div><p id="parag">This is a subtitle</p></div>`