[JAVA-9347] Split spring-rest-http module

spring-web-modules/spring-rest-http-2/README.md

@@ -1,6 +1,6 @@
 ## Spring REST HTTP 2
 
-This module contains articles about HTTP in REST APIs with Spring
+This module contains articles about HTTP in REST APIs with Spring.
 
 ### The Course
 The "REST With Spring 2" Classes: http://bit.ly/restwithspring
@@ -10,3 +10,5 @@ The "REST With Spring 2" Classes: http://bit.ly/restwithspring
 - [How to Turn Off Swagger-ui in Production](https://www.baeldung.com/swagger-ui-turn-off-in-production)
 - [Setting a Request Timeout for a Spring REST API](https://www.baeldung.com/spring-rest-timeout)
 - [Long Polling in Spring MVC](https://www.baeldung.com/spring-mvc-long-polling)
+- [Guide to UriComponentsBuilder in Spring](https://www.baeldung.com/spring-uricomponentsbuilder)
+- More articles: [[<-- prev]](../spring-rest-http)

spring-web-modules/spring-rest-http-2/src/test/java/com/baeldung/uribuilder/SpringUriBuilderUnitTest.java

@@ -0,0 +1,57 @@
+package com.baeldung.uribuilder;
+
+import org.junit.Test;
+import org.springframework.web.util.UriComponents;
+import org.springframework.web.util.UriComponentsBuilder;
+
+import java.util.Collections;
+
+import static org.junit.Assert.assertEquals;
+
+public class SpringUriBuilderUnitTest {
+
+    @Test
+    public void constructUri() {
+        UriComponents uriComponents = UriComponentsBuilder.newInstance()
+          .scheme("http").host("www.baeldung.com").path("/junit-5")
+          .build();
+
+        assertEquals("http://www.baeldung.com/junit-5", uriComponents.toUriString());
+    }
+
+    @Test
+    public void constructUriEncoded() {
+        UriComponents uriComponents = UriComponentsBuilder.newInstance()
+          .scheme("http").host("www.baeldung.com").path("/junit 5")
+          .build().encode();
+
+        assertEquals("http://www.baeldung.com/junit%205", uriComponents.toUriString());
+    }
+
+    @Test
+    public void constructUriFromTemplate() {
+        UriComponents uriComponents = UriComponentsBuilder.newInstance()
+          .scheme("http").host("www.baeldung.com").path("/{article-name}")
+          .buildAndExpand("junit-5");
+
+        assertEquals("http://www.baeldung.com/junit-5", uriComponents.toUriString());
+    }
+
+    @Test
+    public void constructUriWithQueryParameter() {
+        UriComponents uriComponents = UriComponentsBuilder.newInstance()
+          .scheme("http").host("www.google.com").path("/").query("q={keyword}")
+          .buildAndExpand("baeldung");
+
+        assertEquals("http://www.google.com/?q=baeldung", uriComponents.toUriString());
+    }
+
+    @Test
+    public void expandWithRegexVar() {
+        String template = "/myurl/{name:[a-z]{1,5}}/show";
+        UriComponents uriComponents = UriComponentsBuilder.fromUriString(template).build();
+        uriComponents = uriComponents.expand(Collections.singletonMap("name", "test"));
+
+        assertEquals("/myurl/test/show", uriComponents.getPath());
+    }
+}