How to work with dates in Thymeleaf (eugenp#960)

* How to work with dates in Thymeleaf * Fixes in PR for Thymeleaf
rkand4 · Jan 8, 2017 · e36d928 · e36d928
1 parent 82fc8cf
commit e36d928
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Showing 6 changed files with 94 additions and 18 deletions.
diff --git a/spring-thymeleaf/.gitignore b/spring-thymeleaf/.gitignore
@@ -0,0 +1 @@
+/target/
diff --git a/spring-thymeleaf/pom.xml b/spring-thymeleaf/pom.xml
@@ -15,14 +15,15 @@
 		<org.slf4j.version>1.7.21</org.slf4j.version>
 		<logback.version>1.1.7</logback.version>
 		<!-- thymeleaf -->
-		<org.thymeleaf-version>3.0.2.RELEASE</org.thymeleaf-version>
+		<org.thymeleaf-version>3.0.3.RELEASE</org.thymeleaf-version>
+		<org.thymeleaf.extras-version>3.0.0.RELEASE</org.thymeleaf.extras-version>
 		<thymeleaf-layout-dialect.version>2.1.2</thymeleaf-layout-dialect.version>
 		<!-- validation -->
 		<javax.validation-version>1.1.0.Final</javax.validation-version>
 		<hibernate-validator.version>5.3.3.Final</hibernate-validator.version>
 		<org.hibernate-version>5.2.5.Final</org.hibernate-version>
 
-        <junit.version>4.12</junit.version>
+		<junit.version>4.12</junit.version>
 		<!-- Maven plugins -->
 		<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
 		<maven-war-plugin.version>2.6</maven-war-plugin.version>
@@ -78,6 +79,11 @@
 			<artifactId>thymeleaf-layout-dialect</artifactId>
 			<version>${thymeleaf-layout-dialect.version}</version>
 		</dependency>
+		<dependency>
+			<groupId>org.thymeleaf.extras</groupId>
+			<artifactId>thymeleaf-extras-java8time</artifactId>
+			<version>${org.thymeleaf.extras-version}</version>
+		</dependency>
 		<!-- Logging -->
 		<dependency>
 			<groupId>org.slf4j</groupId>

diff --git a/spring-thymeleaf/src/main/java/com/baeldung/thymeleaf/config/WebMVCConfig.java b/spring-thymeleaf/src/main/java/com/baeldung/thymeleaf/config/WebMVCConfig.java
@@ -13,6 +13,7 @@
 import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
 import org.thymeleaf.TemplateEngine;
+import org.thymeleaf.extras.java8time.dialect.Java8TimeDialect;
 import org.thymeleaf.spring4.SpringTemplateEngine;
 import org.thymeleaf.spring4.templateresolver.SpringResourceTemplateResolver;
 import org.thymeleaf.spring4.view.ThymeleafViewResolver;
@@ -74,6 +75,7 @@ public ViewResolver plainViewResolver() {
 	private TemplateEngine templateEngine(ITemplateResolver templateResolver) {
         SpringTemplateEngine engine = new SpringTemplateEngine();
         engine.addDialect(new LayoutDialect(new GroupingStrategy()));
+        engine.addDialect(new Java8TimeDialect());
         engine.setTemplateResolver(templateResolver);
         return engine;
     }

diff --git a/spring-thymeleaf/src/main/java/com/baeldung/thymeleaf/controller/DatesController.java b/spring-thymeleaf/src/main/java/com/baeldung/thymeleaf/controller/DatesController.java
@@ -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";
+	}
+
+}
diff --git a/spring-thymeleaf/src/main/webapp/WEB-INF/views/dates.html b/spring-thymeleaf/src/main/webapp/WEB-INF/views/dates.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>
diff --git a/.../com/baeldung/thymeleaf/controller/ExpressionUtilityObjectsControllerIntegrationTest.java b/.../com/baeldung/thymeleaf/controller/ExpressionUtilityObjectsControllerIntegrationTest.java
@@ -30,29 +30,36 @@
 @WebAppConfiguration
 @ContextConfiguration(classes = { WebApp.class, WebMVCConfig.class, WebMVCSecurity.class, InitSecurity.class })
 public class ExpressionUtilityObjectsControllerIntegrationTest {
-
+
+	@Autowired
+	WebApplicationContext wac;
 	@Autowired
-    WebApplicationContext wac;
-    @Autowired
-    MockHttpSession session;
+	MockHttpSession session;
 
-    private MockMvc mockMvc;
+	private MockMvc mockMvc;
+
+	@Autowired
+	private Filter springSecurityFilterChain;
 
-    @Autowired
-    private Filter springSecurityFilterChain;
+	protected RequestPostProcessor testUser() {
+		return user("user1").password("user1Pass").roles("USER");
+	}
 
-    protected RequestPostProcessor testUser() {
-        return user("user1").password("user1Pass").roles("USER");
-    }
+	@Before
+	public void setup() {
+		mockMvc = MockMvcBuilders.webAppContextSetup(wac).addFilters(springSecurityFilterChain).build();
+	}
 
-    @Before
-    public void setup() {
-        mockMvc = MockMvcBuilders.webAppContextSetup(wac).addFilters(springSecurityFilterChain).build();
-    }
+	@Test
+	public void testGetObjects() throws Exception {
+		mockMvc.perform(get("/objects").with(testUser()).with(csrf())).andExpect(status().isOk())
+				.andExpect(view().name("objects.html"));
+	}
 
 	@Test
-	public void testGetDates() throws Exception{
-		mockMvc.perform(get("/objects").with(testUser()).with(csrf())).andExpect(status().isOk()).andExpect(view().name("objects.html"));
+	public void testDates() throws Exception {
+		mockMvc.perform(get("/dates").with(testUser()).with(csrf())).andExpect(status().isOk())
+				.andExpect(view().name("dates.html"));
 	}
 
 }