Added DateTimeUtc

README.md

@@ -13,6 +13,8 @@ This project provides a set of template renderers.
   - Renders the current date and time in ISO 8061 format.
 - **rife.render.DateTimeRfc2822**
   - Renders the current date and time in RFC 2822 format.
+- **rife.render.DateTimeUtc**
+  - Renders the current UTC date and time in ISO 8061 format.
 - **rife.render.EncodeBase64**
   - Encodes a template value to Base64.
 - **rife.render.EncodeHtml**

lib/src/main/java/rife/render/DateTimeUtc.java

@@ -0,0 +1,47 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *   you may not use this file except in compliance with the License.
+ *   You may obtain a copy of the License at
+ *
+ *       https://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+
+package rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+
+import java.time.ZoneId;
+import java.time.ZonedDateTime;
+
+/**
+ * <p>Return the current UTC date and time in ISO 8601 format.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.DateTimeUTC/--&gt;
+ *   {{v render:rife.render.DateTimeUTC}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @since 1.0
+ */
+public class DateTimeUtc implements ValueRenderer {
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        return ZonedDateTime.now().format(DateTimeIso.iso8601Formatter.withZone(ZoneId.of("UTC")));
+    }
+}

lib/src/test/java/rife/render/TestDateTime.java

@@ -42,6 +42,12 @@ class TestDateTime {
         assertThatCode(() -> DateTimeRfc2822.rfc2822Formatter.parse(t.getContent())).doesNotThrowAnyException();
     }
 
+    @Test
+    void testDateTimeUtc2() {
+        var t = TemplateFactory.HTML.get("dateTimeUtc");
+        assertThatCode(() -> DateTimeIso.iso8601Formatter.parse(t.getContent())).doesNotThrowAnyException();
+    }
+
     @Test
     void testTimeIso() {
         var t = TemplateFactory.HTML.get("timeIso");

lib/src/test/resources/templates/dateTimeUtc.html

@@ -0,0 +1 @@
+{{v render:rife.render.DateTimeUtc/}}