Supporting dynamic property getter in the template engine.

rapidoid-commons/src/main/java/org/rapidoid/render/Getter.java

@@ -0,0 +1,32 @@
+package org.rapidoid.render;
+
+/*
+ * #%L
+ * rapidoid-commons
+ * %%
+ * Copyright (C) 2014 - 2016 Nikolche Mihajlovski and contributors
+ * %%
+ * 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
+ * 
+ *      http://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.
+ * #L%
+ */
+
+import org.rapidoid.annotation.Authors;
+import org.rapidoid.annotation.Since;
+
+@Authors("Nikolche Mihajlovski")
+@Since("5.1.0")
+public interface Getter {
+
+	Object get(String name);
+
+}

rapidoid-commons/src/main/java/org/rapidoid/render/RenderCtxImpl.java

@@ -147,6 +147,11 @@ private static Object propOf(String name, Object[] scope) {
 						return map.get(name);
 					}
 
+				} else if (x instanceof Getter) {
+					Getter getter = (Getter) x;
+
+					return getter.get(name);
+
 				} else {
 					Prop prop = Beany.property(x, name, false);
 

rapidoid-commons/src/main/resources/rapidoid-classes.txt

@@ -466,6 +466,7 @@ org.rapidoid.pool.SynchronizedArrayPool
 org.rapidoid.pool.SynchronizedPool
 org.rapidoid.pool.ThreadSafeArrayPool
 org.rapidoid.RapidoidThing
+org.rapidoid.render.Getter
 org.rapidoid.render.RapidoidTemplate
 org.rapidoid.render.Render
 org.rapidoid.render.RenderCtx