Fix lib and compat bugs.

Compat issues will be merged to master.

Change-Id: I3285606006483e247bea25ee77979cf71095b9c1

4 files changed, 8 insertions, 4 deletions

diff --git a/java/src/com/android/inputmethod/compat/CompatUtils.java b/java/src/com/android/inputmethod/compat/CompatUtils.java
index a8086919c..f06760e8a 100644
--- a/java/src/com/android/inputmethod/compat/CompatUtils.java
+++ b/java/src/com/android/inputmethod/compat/CompatUtils.java
@@ -68,6 +68,7 @@ public class CompatUtils {
 
     public static Method getMethod(Class<?> targetClass, String name,
             Class<?>... parameterTypes) {
+        if (targetClass == null || TextUtils.isEmpty(name)) return null;
         try {
             return targetClass.getMethod(name, parameterTypes);
         } catch (SecurityException e) {
diff --git a/java/src/com/android/inputmethod/compat/InputMethodManagerCompatWrapper.java b/java/src/com/android/inputmethod/compat/InputMethodManagerCompatWrapper.java
index e0d54da3b..5f3c60b93 100644
--- a/java/src/com/android/inputmethod/compat/InputMethodManagerCompatWrapper.java
+++ b/java/src/com/android/inputmethod/compat/InputMethodManagerCompatWrapper.java
@@ -24,6 +24,7 @@ import android.view.inputmethod.InputMethodManager;
 
 import java.lang.reflect.Method;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -78,7 +79,8 @@ public class InputMethodManagerCompatWrapper {
     public Map<InputMethodInfoCompatWrapper, List<InputMethodSubtypeCompatWrapper>>
             getShortcutInputMethodsAndSubtypes() {
         Object retval = CompatUtils.invoke(mImm, null, METHOD_getShortcutInputMethodsAndSubtypes);
-        if (!(retval instanceof Map)) return null;
+        // Returns an empty map
+        if (!(retval instanceof Map)) return Collections.emptyMap();
         Map<InputMethodInfoCompatWrapper, List<InputMethodSubtypeCompatWrapper>> shortcutMap =
                 new HashMap<InputMethodInfoCompatWrapper, List<InputMethodSubtypeCompatWrapper>>();
         final Map<?, ?> retvalMap = (Map<?, ?>)retval;
diff --git a/java/src/com/android/inputmethod/compat/InputMethodSubtypeCompatWrapper.java b/java/src/com/android/inputmethod/compat/InputMethodSubtypeCompatWrapper.java
index 90b7df949..011f524f8 100644
--- a/java/src/com/android/inputmethod/compat/InputMethodSubtypeCompatWrapper.java
+++ b/java/src/com/android/inputmethod/compat/InputMethodSubtypeCompatWrapper.java
@@ -48,7 +48,8 @@ public final class InputMethodSubtypeCompatWrapper extends AbstractCompatWrapper
             CompatUtils.getMethod(CLASS_InputMethodSubtype, "getExtraValueOf", String.class);
 
     public InputMethodSubtypeCompatWrapper(Object subtype) {
-        super(CLASS_InputMethodSubtype.isInstance(subtype) ? subtype : null);
+        super((CLASS_InputMethodSubtype != null && CLASS_InputMethodSubtype.isInstance(subtype))
+                ? subtype : null);
         if (DBG) {
             Log.d(TAG, "CreateInputMethodSubtypeCompatWrapper");
         }
diff --git a/java/src/com/android/inputmethod/latin/Utils.java b/java/src/com/android/inputmethod/latin/Utils.java
index 35b2b123c..f9080f41e 100644
--- a/java/src/com/android/inputmethod/latin/Utils.java
+++ b/java/src/com/android/inputmethod/latin/Utils.java
@@ -534,9 +534,9 @@ public class Utils {
 
     public static void loadNativeLibrary() {
         try {
-            System.loadLibrary("jni_latinime");
+            System.loadLibrary("jni_latinime2");
         } catch (UnsatisfiedLinkError ule) {
-            Log.e(TAG, "Could not load native library jni_latinime");
+            Log.e(TAG, "Could not load native library jni_latinime2");
         }
     }