1 files changed, 61 insertions, 0 deletions
diff --git a/src/io/appium/droiddriver/validators/ExemptedClassesValidator.java b/src/io/appium/droiddriver/validators/ExemptedClassesValidator.java
new file mode 100644
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--- /dev/null
+++ b/src/io/appium/droiddriver/validators/ExemptedClassesValidator.java
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+/*
+ * Copyright (C) 2013 DroidDriver committers
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.appium.droiddriver.validators;
+
+import android.text.TextUtils;
+import android.util.Log;
+
+import io.appium.droiddriver.UiElement;
+import io.appium.droiddriver.actions.Action;
+import io.appium.droiddriver.util.Logs;
+
+/**
+ * Always validates the classes that TalkBack always has speech.
+ */
+public class ExemptedClassesValidator implements Validator {
+  private static final Class<?>[] EXEMPTED_CLASSES = {android.widget.Spinner.class,
+      android.widget.EditText.class, android.widget.SeekBar.class,
+      android.widget.AbsListView.class, android.widget.TabWidget.class};
+
+  @Override
+  public boolean isApplicable(UiElement element, Action action) {
+    String className = element.getClassName();
+    if (TextUtils.isEmpty(className)) {
+      return false;
+    }
+
+    Class<?> elementClass = null;
+    try {
+      elementClass = Class.forName(className);
+    } catch (ClassNotFoundException e) {
+      Logs.log(Log.WARN, e);
+      return false;
+    }
+
+    for (Class<?> clazz : EXEMPTED_CLASSES) {
+      if (clazz.isAssignableFrom(elementClass)) {
+        return true;
+      }
+    }
+    return false;
+  }
+
+  @Override
+  public String validate(UiElement element, Action action) {
+    return null;
+  }
+}