fix: filter out new in java16+ method(s) from proxy class for by-builder (appium#1582)

Author: ayuryev

src/main/java/io/appium/java_client/pagefactory/bys/builder/AppiumByBuilder.java

@@ -30,8 +30,10 @@
 import java.lang.reflect.Constructor;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Stream;
 
 /**
  * It is the basic handler of Appium-specific page object annotations
@@ -45,13 +47,11 @@ public abstract class AppiumByBuilder extends AbstractAnnotations {
  private static final List<String> METHODS_TO_BE_EXCLUDED_WHEN_ANNOTATION_IS_READ =
  new ArrayList<String>() {
  private static final long serialVersionUID = 1L; {
- List<String> objectClassMethodNames =
- getMethodNames(Object.class.getDeclaredMethods());
- addAll(objectClassMethodNames);
- List<String> annotationClassMethodNames =
- getMethodNames(Annotation.class.getDeclaredMethods());
- annotationClassMethodNames.removeAll(objectClassMethodNames);
- addAll(annotationClassMethodNames);
+ Stream.of(Object.class, Annotation.class, Proxy.class)
+ .map(Class::getDeclaredMethods)
+ .map(AppiumByBuilder::getMethodNames)
+ .flatMap(List::stream)
+ .forEach(this::add);
  }
  };
  protected final AnnotatedElementContainer annotatedElementContainer;
@@ -73,13 +73,13 @@ private static List<String> getMethodNames(Method[] methods) {
  }
 
  private static Method[] prepareAnnotationMethods(Class<? extends Annotation> annotation) {
- List<String> targeAnnotationMethodNamesList =
+ List<String> targetAnnotationMethodNamesList =
  getMethodNames(annotation.getDeclaredMethods());
- targeAnnotationMethodNamesList.removeAll(METHODS_TO_BE_EXCLUDED_WHEN_ANNOTATION_IS_READ);
- Method[] result = new Method[targeAnnotationMethodNamesList.size()];
- for (String methodName : targeAnnotationMethodNamesList) {
+ targetAnnotationMethodNamesList.removeAll(METHODS_TO_BE_EXCLUDED_WHEN_ANNOTATION_IS_READ);
+ Method[] result = new Method[targetAnnotationMethodNamesList.size()];
+ for (String methodName : targetAnnotationMethodNamesList) {
  try {
- result[targeAnnotationMethodNamesList.indexOf(methodName)] =
+ result[targetAnnotationMethodNamesList.indexOf(methodName)] =
  annotation.getMethod(methodName, DEFAULT_ANNOTATION_METHOD_ARGUMENTS);
  } catch (NoSuchMethodException | SecurityException e) {
  throw new RuntimeException(e);