Adding a generic method to initiate overridable objects
Change-Id: Ia433427c65ad38804f2eed9c6bc209df232758c0
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index 416ca8e..197aaf7 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -60,6 +60,7 @@
import java.io.ByteArrayOutputStream;
import java.io.Closeable;
import java.io.IOException;
+import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Collection;
import java.util.Locale;
@@ -655,4 +656,23 @@
return e.getCause() instanceof TransactionTooLargeException
|| e.getCause() instanceof DeadObjectException;
}
+
+ public static <T> T getOverrideObject(Class<T> clazz, Context context, int resId) {
+ String className = context.getString(resId);
+ if (!TextUtils.isEmpty(className)) {
+ try {
+ Class<?> cls = Class.forName(className);
+ return (T) cls.getDeclaredConstructor(Context.class).newInstance(context);
+ } catch (ClassNotFoundException | InstantiationException | IllegalAccessException
+ | ClassCastException | NoSuchMethodException | InvocationTargetException e) {
+ Log.e(TAG, "Bad overriden class", e);
+ }
+ }
+
+ try {
+ return clazz.newInstance();
+ } catch (InstantiationException|IllegalAccessException e) {
+ throw new RuntimeException(e);
+ }
+ }
}