Adding error-page to location that is a static html examples

jetty · Feb 12, 2024 · 8ff124a · 8ff124a
1 parent ab92f98
commit 8ff124a
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diff --git a/webapps/error-handling-4/src/main/webapp/WEB-INF/web.xml b/webapps/error-handling-4/src/main/webapp/WEB-INF/web.xml
@@ -69,4 +69,9 @@
     <error-code>404</error-code>
     <location>/errors/400</location>
   </error-page>
+
+  <error-page>
+    <error-code>403</error-code>
+    <location>/forbidden.html</location>
+  </error-page>
 </web-app>
diff --git a/webapps/error-handling-4/src/main/webapp/forbidden.html b/webapps/error-handling-4/src/main/webapp/forbidden.html
@@ -0,0 +1,12 @@
+<html>
+<head>
+    <title>Error Handling WebApp - FORBIDDEN</title>
+    <link rel="stylesheet" href="main.css">
+</head>
+<body>
+<h1>Error Handling WebApp - FORBIDDEN</h1>
+<p>
+    This endpoint is FORBIDDEN
+</p>
+</body>
+</html>
diff --git a/webapps/error-handling-4/src/main/webapp/index.html b/webapps/error-handling-4/src/main/webapp/index.html
@@ -20,6 +20,10 @@ <h1>Error Handling WebApp</h1>
             <td><a href="hello"><code>hello</code></a></td>
             <td>Servlet replies with Hello World</td>
         </tr>
+        <tr>
+            <td><a href="triggers/403"><code>triggers/403</code></a></td>
+            <td>Servlet calls <code>response.sendError(403)</code> - should see <code>forbidden.html</code> contents</td>
+        </tr>
         <tr>
             <td><a href="triggers/404"><code>triggers/404</code></a></td>
             <td>Servlet calls <code>response.sendError(404)</code></td>
@@ -36,6 +40,10 @@ <h1>Error Handling WebApp</h1>
             <td><a href="triggers/Example%20Message%20from%20sendError"><code>triggers/Example%20Message%20from%20sendError</code></a></td>
             <td>Servlet calls a <code>response.sendError(500, message)</code></td>
         </tr>
+        <tr>
+            <td><a href="hello?trigger=403"><code>hello?trigger=403</code></a></td>
+            <td>Filter calls <code>response.sendError(403)</code> - should see <code>forbidden.html</code> contents</td>
+        </tr>
         <tr>
             <td><a href="hello?trigger=404"><code>hello?trigger=404</code></a></td>
             <td>Filter calls <code>response.sendError(404)</code></td>

diff --git a/webapps/error-handling-4/src/test/java/examples/ErrorTest.java b/webapps/error-handling-4/src/test/java/examples/ErrorTest.java
@@ -18,6 +18,7 @@
 import java.net.http.HttpRequest;
 import java.net.http.HttpResponse;
 import java.nio.charset.StandardCharsets;
+import javax.servlet.http.HttpServletResponse;
 
 import org.eclipse.jetty.ee8.webapp.WebAppContext;
 import org.eclipse.jetty.server.Server;
@@ -106,6 +107,24 @@ public void testTriggers404InContext() throws IOException, InterruptedException
         assertThat(body, containsString("ERROR_EXCEPTION: null"));
     }
 
+    /**
+     * Demo of an error-page setup to respond to 403 (Forbidden) sendError with a static HTML page.
+     */
+    @Test
+    public void testTriggers403InContext() throws IOException, InterruptedException
+    {
+        HttpClient httpClient = HttpClient.newBuilder().build();
+        HttpRequest httpRequest = HttpRequest.newBuilder()
+            .uri(server.getURI().resolve("/app/triggers/" + HttpServletResponse.SC_FORBIDDEN))
+            .GET().build();
+        HttpResponse<String> httpResponse = httpClient.send(httpRequest, HttpResponse.BodyHandlers.ofString(StandardCharsets.UTF_8));
+
+        assertThat(httpResponse.statusCode(), is(403));
+        String body = httpResponse.body();
+        assertThat(body, containsString("<title>Error Handling WebApp - FORBIDDEN</title>"));
+        assertThat(body, containsString("<h1>Error Handling WebApp - FORBIDDEN</h1>"));
+    }
+
     @Test
     public void testTriggers500InContext() throws IOException, InterruptedException
     {
@@ -233,6 +252,21 @@ public void testTriggersExceptionInFilterUsingHeader() throws IOException, Inter
         assertThat(body, containsString("at examples.TriggersFilter.doFilter("));
     }
 
+    @Test
+    public void testTriggers403InFilterUsingQuery() throws IOException, InterruptedException
+    {
+        HttpClient httpClient = HttpClient.newBuilder().build();
+        HttpRequest httpRequest = HttpRequest.newBuilder()
+            .uri(server.getURI().resolve("/app/hello?trigger=403"))
+            .GET().build();
+        HttpResponse<String> httpResponse = httpClient.send(httpRequest, HttpResponse.BodyHandlers.ofString(StandardCharsets.UTF_8));
+
+        assertThat(httpResponse.statusCode(), is(403));
+        String body = httpResponse.body();
+        assertThat(body, containsString("<title>Error Handling WebApp - FORBIDDEN</title>"));
+        assertThat(body, containsString("<h1>Error Handling WebApp - FORBIDDEN</h1>"));
+    }
+
     @Test
     public void testTriggers404InFilterUsingQuery() throws IOException, InterruptedException
     {