Added factory to create template from concept

ical4j · Jan 5, 2024 · dbd7aa8 · dbd7aa8
1 parent afe9059
commit dbd7aa8
Showing 1 changed file with 38 additions and 0 deletions.
diff --git a/src/main/java/org/ical4j/template/TemplateFactory.java b/src/main/java/org/ical4j/template/TemplateFactory.java
@@ -0,0 +1,38 @@
+package org.ical4j.template;
+
+import net.fortuna.ical4j.extensions.concept.ActionType;
+import net.fortuna.ical4j.extensions.concept.EventType;
+import net.fortuna.ical4j.model.component.VEvent;
+import net.fortuna.ical4j.model.component.VToDo;
+import net.fortuna.ical4j.model.property.Concept;
+import org.ical4j.template.groupware.Action;
+import org.ical4j.template.groupware.Meeting;
+
+import java.util.function.UnaryOperator;
+
+public class TemplateFactory {
+
+    @SuppressWarnings("unchecked")
+    public <T> UnaryOperator<T> newInstance(Concept concept) {
+        if (EventType.MEETING.equals(concept)) {
+            return (UnaryOperator<T>) new Meeting();
+        } else if (ActionType.ACTION.equals(concept)) {
+            return (UnaryOperator<T>) new Action();
+//        } else if (ActionType.AGENDA.equals(concept)) {
+//            return (UnaryOperator<T>) new Agenda();
+        }
+        throw new IllegalArgumentException("Unknown concept");
+    }
+
+    @SuppressWarnings("unchecked")
+    public <T> UnaryOperator<T> newInstance(Concept concept, T prototype) {
+        if (EventType.MEETING.equals(concept)) {
+            return (UnaryOperator<T>) new Meeting((VEvent) prototype);
+        } else if (ActionType.ACTION.equals(concept)) {
+            return (UnaryOperator<T>) new Action((VToDo) prototype);
+//        } else if (ActionType.AGENDA.equals(concept)) {
+//            return (UnaryOperator<T>) new Agenda();
+        }
+        throw new IllegalArgumentException("Unknown concept");
+    }
+}