ZK-5764: Unable to call original method when using custom ViewModelAn…

zkbind/src/main/java/org/zkoss/bind/init/ViewModelAnnotationResolvers.java

@@ -106,13 +106,13 @@ public static <T extends Annotation> T getAnnotation(Class clazz, Class<T> annot
 	 * @since 9.6.0
 	 */
 	public static Method getOriginalMethod(Object base, Method method) {
-		Method m;
+		Method m = null;
 		List<ViewModelAnnotationResolver> resolvers = getResolvers();
 		for (ViewModelAnnotationResolver resolver : resolvers) {
 			m = resolver.getOriginalMethod(base, method);
-			if (m != null)
+			if (m != null && !method.equals(m))
 				break;
 		}
-		return method;
+		return m;
 	}
 }

zkdoc/release-note

@@ -2,6 +2,7 @@ ZK 10.1.0
 * Features
 
 * Bugs
+ ZK-5764: Unable to call original method when using custom ViewModelAnnotationResolver
 
 * Upgrade Notes
 

zktest/src/main/java/org/zkoss/zktest/test2/B101_ZK_5764VM.java

@@ -0,0 +1,33 @@
+/* B101_ZK_5764VM.java
+
+	Purpose:
+
+	Description:
+
+	History:
+		Fri Aug 02 12:50:22 CST 2024, Created by jameschu
+
+Copyright (C) 2024 Potix Corporation. All Rights Reserved.
+*/
+package org.zkoss.zktest.test2;
+
+import java.lang.reflect.Method;
+
+import org.zkoss.bind.annotation.Command;
+import org.zkoss.bind.init.ViewModelAnnotationResolvers;
+import org.zkoss.zk.ui.util.Clients;
+
+/**
+ * @author jameschu
+ */
+public class B101_ZK_5764VM {
+	@Command
+	public void update() {
+		try {
+			Method update = ViewModelAnnotationResolvers.getOriginalMethod(this, this.getClass().getMethod("update"));
+			Clients.log(update.getDeclaringClass().getName());
+		} catch (NoSuchMethodException e) {
+			throw new RuntimeException(e);
+		}
+	}
+}

zktest/src/main/java/org/zkoss/zktest/test2/B101_ZK_5764ViewModelAnnotationHandler.java

@@ -0,0 +1,45 @@
+/*
+	B101_ZK_5764ViewModelAnnotationHandler.java
+	Purpose:
+
+	Description:
+
+	History:
+		Fri Aug 02 12:50:22 CST 2024, Created by jameschu
+
+Copyright (C) 2024 Potix Corporation. All Rights Reserved.
+*/
+package org.zkoss.zktest.test2;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Method;
+
+import org.zkoss.bind.ViewModelAnnotationResolver;
+
+/**
+ * @author jameschu
+ */
+public class B101_ZK_5764ViewModelAnnotationHandler implements ViewModelAnnotationResolver {
+	public <T extends Annotation> T getAnnotation(Method method, Class<T> annotationClass) {
+		return method.getAnnotation(annotationClass);
+	}
+
+	public <T extends Annotation> T getAnnotation(Class clazz, Class<T> annotationClass) {
+		return (T) clazz.getAnnotation(annotationClass);
+	}
+
+	public Method getOriginalMethod(Object base, Method method) {
+		try {
+			String targetMethodName = "update";
+			if (targetMethodName.equals(method.getName())) {
+				return this.getClass().getMethod(targetMethodName);
+			}
+		} catch (NoSuchMethodException e) {
+			throw new RuntimeException(e);
+		}
+		return method;
+	}
+
+	public void update() {
+	}
+}

zktest/src/main/webapp/WEB-INF/zk.xml

@@ -844,4 +844,8 @@ Copyright (C) 2006 Potix Corporation. All Rights Reserved.
 <!--		<name>org.zkoss.bind.defaultComposer.class</name>-->
 <!--		<value>org.zkoss.zktest.test2.F100_ZK_BindComposer</value>-->
 <!--	</library-property>-->
+	<!-- for ZK-5764 -->
+<!--	<listener>-->
+<!--		<listener-class>org.zkoss.zktest.test2.B101_ZK_5764ViewModelAnnotationHandler</listener-class>-->
+<!--	</listener>-->
 </zk>

zktest/src/main/webapp/test2/B101-ZK-5764-zk.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<zk>
+	<listener>
+		<listener-class>org.zkoss.zktest.test2.B101_ZK_5764ViewModelAnnotationHandler</listener-class>
+	</listener>
+</zk>

zktest/src/main/webapp/test2/B101-ZK-5764.zul

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+B101-ZK-5764.zul
+
+	Purpose:
+
+	Description:
+
+	History:
+		Fri Aug 02 12:50:22 CST 2024, Created by jameschu
+
+Copyright (C) 2024 Potix Corporation. All Rights Reserved.
+
+-->
+<zk xmlns:w="client">
+	<label multiline="true"><![CDATA[
+		1. Add the following setting in zk.xml
+		<listener>
+			<listener-class>org.zkoss.zktest.test2.B101_ZK_5764ViewModelAnnotationHandler</listener-class>
+		</listener>
+		2. Click button, should see log "org.zkoss.zktest.test2.B101_ZK_5764ViewModelAnnotationHandler"
+	]]></label>
+	<div viewModel="@id('vm') @init('org.zkoss.zktest.test2.B101_ZK_5764VM')">
+		<button label="call cmd update" onClick="@command('update')"/>
+	</div>
+</zk>

zktest/src/main/webapp/test2/config.properties

@@ -3125,6 +3125,9 @@ B90-ZK-4431.zul=A,E,Multislider
 ##zats##B100-ZK-5650.zul=A,E,Fileupload,WebSocket
 ##zats##B100-ZK-5722.zul=A,E,XSS,Security
 
+## B101
+##zats##B101-ZK-5764.zul=A,E,MVVM,Annotation,Method
+
 ##
 # Features - 3.0.x version
 ##

zktest/src/test/java/org/zkoss/zktest/zats/test2/B101_ZK_5764Test.java

@@ -0,0 +1,38 @@
+/* B101_ZK_5764Test.java
+
+	Purpose:
+
+	Description:
+
+	History:
+		Fri Aug 02 12:50:22 CST 2024, Created by jameschu
+
+Copyright (C) 2024 Potix Corporation. All Rights Reserved.
+*/
+package org.zkoss.zktest.zats.test2;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.RegisterExtension;
+
+import org.zkoss.test.webdriver.ExternalZkXml;
+import org.zkoss.test.webdriver.ForkJVMTestOnly;
+import org.zkoss.zats.mimic.DesktopAgent;
+import org.zkoss.zktest.zats.ZATSTestCase;
+
+/**
+ * @author jameschu
+ */
+@ForkJVMTestOnly
+public class B101_ZK_5764Test extends ZATSTestCase {
+	@RegisterExtension
+	public static final ExternalZkXml CONFIG = new ExternalZkXml("/test2/B101-ZK-5764-zk.xml");
+
+	@Test
+	public void test() {
+		DesktopAgent desktopAgent = connect();
+		desktopAgent.query("button").click();
+		assertEquals("org.zkoss.zktest.test2.B101_ZK_5764ViewModelAnnotationHandler", desktopAgent.getZkLog().get(0));
+	}
+}