From f0ac4db89b92c520889edb71723e8ff7dd773343 Mon Sep 17 00:00:00 2001
From: Lars Grefer <github@larsgrefer.de>
Date: Thu, 3 Oct 2024 01:46:26 +0200
Subject: [PATCH] Add WelcomePageServlet

see https://github.com/joinfaces/joinfaces-gradle-jar-example/issues/101
---
 .../example/JarExampleApplication.java        |  2 ++
 .../joinfaces/example/WelcomePageServlet.java | 23 +++++++++++++++++++
 .../example/JarExampleApplicationTest.java    | 11 +++++++++
 3 files changed, 36 insertions(+)
 create mode 100644 src/main/java/org/joinfaces/example/WelcomePageServlet.java

diff --git a/src/main/java/org/joinfaces/example/JarExampleApplication.java b/src/main/java/org/joinfaces/example/JarExampleApplication.java
index 9417025..707a919 100644
--- a/src/main/java/org/joinfaces/example/JarExampleApplication.java
+++ b/src/main/java/org/joinfaces/example/JarExampleApplication.java
@@ -2,11 +2,13 @@
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.web.servlet.ServletComponentScan;
 
 /**
  * @author Lars Grefer
  */
 @SpringBootApplication
+@ServletComponentScan
 public class JarExampleApplication {
 
     public static void main(String[] args) {
diff --git a/src/main/java/org/joinfaces/example/WelcomePageServlet.java b/src/main/java/org/joinfaces/example/WelcomePageServlet.java
new file mode 100644
index 0000000..b978e30
--- /dev/null
+++ b/src/main/java/org/joinfaces/example/WelcomePageServlet.java
@@ -0,0 +1,23 @@
+package org.joinfaces.example;
+
+import jakarta.servlet.GenericServlet;
+import jakarta.servlet.ServletRequest;
+import jakarta.servlet.ServletResponse;
+import jakarta.servlet.annotation.WebServlet;
+import jakarta.servlet.http.HttpServletResponse;
+
+import java.io.IOException;
+
+/**
+ * @author Lars Grefer
+ */
+@WebServlet(urlPatterns = "/")
+public class WelcomePageServlet extends GenericServlet {
+
+    @Override
+    public void service(ServletRequest req, ServletResponse res) throws IOException {
+        if (res instanceof HttpServletResponse httpServletResponse) {
+            httpServletResponse.sendRedirect("/index.xhtml");
+        }
+    }
+}
diff --git a/src/test/java/org/joinfaces/example/JarExampleApplicationTest.java b/src/test/java/org/joinfaces/example/JarExampleApplicationTest.java
index 3ed7fd8..880eafa 100644
--- a/src/test/java/org/joinfaces/example/JarExampleApplicationTest.java
+++ b/src/test/java/org/joinfaces/example/JarExampleApplicationTest.java
@@ -24,6 +24,17 @@ public class JarExampleApplicationTest {
     public void testHelloFromSpring() {
         ResponseEntity<String> entity = restTemplate.getForEntity("/index.xhtml", String.class);
 
+        checkResponse(entity);
+    }
+
+    @Test
+    public void testWelcomePageRedirect() {
+        ResponseEntity<String> entity = restTemplate.getForEntity("/", String.class);
+
+        checkResponse(entity);
+    }
+
+    private static void checkResponse(ResponseEntity<String> entity) {
         assertThat(entity.getStatusCode().is2xxSuccessful()).isTrue();
 
         assertThat(entity.getBody()).contains("Hello from Spring:");