[8.0.0 Beta 2] PageFactory not working with Java issue with initElements java 19

[abdullahalqu]

Description

issue with PageFactory class when using AppiumFieldDecorator as follows:-

Environment

MacOS testing IOS SImulator. Using Appium 2.0 beta.71 jdk 19

`

<!-- https://mvnrepository.com/artifact/io.appium/java-client -->
<dependency>
    <groupId>io.appium</groupId>
    <artifactId>java-client</artifactId>
    <version>8.5.0</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.seleniumhq.selenium/selenium-java -->
<dependency>
    <groupId>org.seleniumhq.selenium</groupId>
    <artifactId>selenium-java</artifactId>
    <version>4.9.1</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.testng/testng -->
<dependency>
    <groupId>org.testng</groupId>
    <artifactId>testng</artifactId>
    <version>7.7.0</version>
</dependency>
    <!-- https://mvnrepository.com/artifact/org.slf4j/slf4j-api -->
    <dependency>
        <groupId>org.slf4j</groupId>
        <artifactId>slf4j-api</artifactId>
        <version>2.0.7</version>
    </dependency>
    <!-- https://mvnrepository.com/artifact/org.json/json -->
    <dependency>
        <groupId>org.json</groupId>
        <artifactId>json</artifactId>
        <version>20230227</version>
    </dependency>
    <!-- https://mvnrepository.com/artifact/com.googlecode.json-simple/json-simple -->
    <dependency>
        <groupId>com.googlecode.json-simple</groupId>
        <artifactId>json-simple</artifactId>
        <version>1.1.1</version>
    </dependency>
    <!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind -->
    <dependency>
        <groupId>com.fasterxml.jackson.core</groupId>
        <artifactId>jackson-databind</artifactId>
        <version>2.15.2</version>
    </dependency>
    <!-- https://mvnrepository.com/artifact/org.slf4j/slf4j-nop -->
    <dependency>
        <groupId>org.slf4j</groupId>
        <artifactId>slf4j-nop</artifactId>
        <version>2.0.7</version>
        <scope>test</scope>
    </dependency>

</dependencies>`

Code To Reproduce Issue [ Good To Have ]

private static IOSDriver driver; @iOSXCUITFindBy(accessibility= "test-standard_user") private WebElement standardUser; @iOSXCUITFindBy(accessibility = "test-LOGIN") private WebElement loginBtn; public LoginPage(IOSDriver driver) { super.driver = driver; PageFactory.initElements(new AppiumFieldDecorator(driver),this); }

Exception Stacktraces

java.lang.ExceptionInInitializerError at io.appium.java_client.pagefactory.utils.ProxyFactory.getEnhancedProxy(ProxyFactory.java:53) at io.appium.java_client.pagefactory.utils.ProxyFactory.getEnhancedProxy(ProxyFactory.java:33) at io.appium.java_client.pagefactory.AppiumFieldDecorator.proxyForAnElement(AppiumFieldDecorator.java:208) at io.appium.java_client.pagefactory.AppiumFieldDecorator.access$000(AppiumFieldDecorator.java:60) at io.appium.java_client.pagefactory.AppiumFieldDecorator$1.proxyForLocator(AppiumFieldDecorator.java:99) at org.openqa.selenium.support.pagefactory.DefaultFieldDecorator.decorate(DefaultFieldDecorator.java:61) at io.appium.java_client.pagefactory.AppiumFieldDecorator.decorate(AppiumFieldDecorator.java:146) at org.openqa.selenium.support.PageFactory.proxyFields(PageFactory.java:109) at org.openqa.selenium.support.PageFactory.initElements(PageFactory.java:101) at org.example.saucelab.pages.LoginPage.<init>(LoginPage.java:20) at org.example.base.SetupAndTeardown.setUp(SetupAndTeardown.java:41) at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104) at java.base/java.lang.reflect.Method.invoke(Method.java:578) at org.testng.internal.invokers.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:139) at org.testng.internal.invokers.MethodInvocationHelper.invokeMethodConsideringTimeout(MethodInvocationHelper.java:69) at org.testng.internal.invokers.ConfigInvoker.invokeConfigurationMethod(ConfigInvoker.java:361) at org.testng.internal.invokers.ConfigInvoker.invokeConfigurations(ConfigInvoker.java:296) at org.testng.internal.invokers.TestMethodWorker.invokeBeforeClassMethods(TestMethodWorker.java:180) at org.testng.internal.invokers.TestMethodWorker.run(TestMethodWorker.java:122) at java.base/java.util.ArrayList.forEach(ArrayList.java:1511) at org.testng.TestRunner.privateRun(TestRunner.java:829) at org.testng.TestRunner.run(TestRunner.java:602) at org.testng.SuiteRunner.runTest(SuiteRunner.java:437) at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:431) at org.testng.SuiteRunner.privateRun(SuiteRunner.java:391) at org.testng.SuiteRunner.run(SuiteRunner.java:330) at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52) at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:95) at org.testng.TestNG.runSuitesSequentially(TestNG.java:1256) at org.testng.TestNG.runSuitesLocally(TestNG.java:1176) at org.testng.TestNG.runSuites(TestNG.java:1099) at org.testng.TestNG.run(TestNG.java:1067) at com.intellij.rt.testng.IDEARemoteTestNG.run(IDEARemoteTestNG.java:66) at com.intellij.rt.testng.RemoteTestNGStarter.main(RemoteTestNGStarter.java:109) Caused by: net.sf.cglib.core.CodeGenerationException: java.lang.reflect.InaccessibleObjectException-->Unable to make protected final java.lang.Class java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain) throws java.lang.ClassFormatError accessible: module java.base does not "opens java.lang" to unnamed module @6fadae5d at net.sf.cglib.core.ReflectUtils.defineClass(ReflectUtils.java:464) at net.sf.cglib.core.AbstractClassGenerator.generate(AbstractClassGenerator.java:339) at net.sf.cglib.core.AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:96) at net.sf.cglib.core.AbstractClassGenerator$ClassLoaderData$3.apply(AbstractClassGenerator.java:94) at net.sf.cglib.core.internal.LoadingCache$2.call(LoadingCache.java:54) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317) at net.sf.cglib.core.internal.LoadingCache.createEntry(LoadingCache.java:61) at net.sf.cglib.core.internal.LoadingCache.get(LoadingCache.java:34) at net.sf.cglib.core.AbstractClassGenerator$ClassLoaderData.get(AbstractClassGenerator.java:119) at net.sf.cglib.core.AbstractClassGenerator.create(AbstractClassGenerator.java:294) at net.sf.cglib.core.KeyFactory$Generator.create(KeyFactory.java:221) at net.sf.cglib.core.KeyFactory.create(KeyFactory.java:174) at net.sf.cglib.core.KeyFactory.create(KeyFactory.java:153) at net.sf.cglib.proxy.Enhancer.<clinit>(Enhancer.java:73) ... 34 more Caused by: java.lang.reflect.InaccessibleObjectException: Unable to make protected final java.lang.Class java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain) throws java.lang.ClassFormatError accessible: module java.base does not "opens java.lang" to unnamed module @6fadae5d at java.base/java.lang.reflect.AccessibleObject.throwInaccessibleObjectException(AccessibleObject.java:387) at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:363) at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:311) at java.base/java.lang.reflect.Method.checkCanSetAccessible(Method.java:201) at java.base/java.lang.reflect.Method.setAccessible(Method.java:195) at net.sf.cglib.core.ReflectUtils$1.run(ReflectUtils.java:61) at java.base/java.security.AccessController.doPrivileged(AccessController.java:569) at net.sf.cglib.core.ReflectUtils.<clinit>(ReflectUtils.java:52) at net.sf.cglib.core.KeyFactory$Generator.generateClass(KeyFactory.java:243) at net.sf.cglib.core.DefaultGeneratorStrategy.generate(DefaultGeneratorStrategy.java:25) at net.sf.cglib.core.AbstractClassGenerator.generate(AbstractClassGenerator.java:332) ... 46 more

[mykola-mokhnach]

Have you tried to update the client?

[npopov8]

This relates to my suggestion here https://github.com/appium/java-client/issues/1940 - the problem is described there and the issue is with Selenium.