add spdx

src/test/java/org/openhab/automation/jrule/rules/JRuleHttpTest.java

@@ -1,3 +1,15 @@
+/**
+ * Copyright (c) 2010-2023 Contributors to the openHAB project
+ *
+ * See the NOTICE file(s) distributed with this work for additional
+ * information.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ */
 package org.openhab.automation.jrule.rules;
 
 import java.nio.charset.StandardCharsets;
@@ -13,6 +25,11 @@
 import org.mockito.Mockito;
 import org.openhab.core.io.net.http.HttpUtil;
 
+/**
+ * The {@link JRuleHttpTest} for testing the available http methods
+ *
+ * @author Robert Delbrück - Initial contribution
+ */
 class JRuleHttpTest {
     private final JRule jRule = new JRule();