Created the ListenerExample

src/examples/java/ListenerExample.java

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+import de.gnmyt.autoresponder.SimpleAutoResponder;
+import de.gnmyt.autoresponder.event.api.EventListener;
+import de.gnmyt.autoresponder.event.api.Listener;
+import de.gnmyt.autoresponder.event.chat.ChatMessageReceivedEvent;
+import de.gnmyt.autoresponder.event.group.GroupMessageReceivedEvent;
+import de.gnmyt.autoresponder.exceptions.ResponderException;
+
+public class ListenerExample {
+
+    public static void main(String[] args) throws ResponderException {
+
+        // Create an instance of the SimpleAutoResponder
+        SimpleAutoResponder autoResponder = new SimpleAutoResponder();
+
+        // Here we can register our example listener
+        // You can add as much listener classes as you want to!
+        autoResponder.registerListener(new ExampleListener());
+
+        // Now you can start the auto responder
+        autoResponder.start();
+    }
+
+    public static class ExampleListener implements Listener {
+
+        /**
+         * This method handles gives your group a name
+         *
+         * @param event The {@link GroupMessageReceivedEvent} that your listener needs to handle
+         */
+        @EventListener
+        public void handle(GroupMessageReceivedEvent event) {
+
+            // Here we can say that the listener should only be executed if its message is "Hi" and the group name is not "example"
+            if (!event.getMessage().equalsIgnoreCase("Hi")) return;
+            if (event.getGroup().equals("example")) return;
+
+            // Now we can reply the first message
+            event.reply("Hi! How can i call your group?");
+
+            // And now we are waiting until the name was written.
+            // Then we are going to reply to the message
+            event.awaitAnswer(then -> then.reply("Awesome! I am gonna call this group " + then.getMessage()));
+        }
+
+        /**
+         * This method gives your chat a name
+         *
+         * @param event The {@link ChatMessageReceivedEvent} that your listener needs to handle
+         */
+        @EventListener
+        public void handle(ChatMessageReceivedEvent event) {
+
+            // Here we can say that the listener should only be executed if its message is "Hi"
+            if (!event.getMessage().equalsIgnoreCase("Hi")) return;
+
+            // Now we can reply to the first message
+            event.reply("Hi! How can i call this chat?");
+
+            // And now we are waiting until the name was written.
+            // Then we are going to reply to the message
+            event.awaitAnswer(then -> then.reply("Awesome! I am gonna call you " + then.getMessage()));
+        }
+
+    }
+
+}
+