Fix Javadoc and null analysis related warnings

This CL also adds @SuppressWarning("unused" to java-overridable package.

Bug: 18003991
Change-Id: If70527e30654384705d7a814f5efd181d9f539e1

12 files changed, 14 insertions, 1 deletions

diff --git a/java-overridable/src/com/android/inputmethod/compat/AppWorkaroundsHelper.java b/java-overridable/src/com/android/inputmethod/compat/AppWorkaroundsHelper.java
index 21535e421..f5e56eb4b 100644
--- a/java-overridable/src/com/android/inputmethod/compat/AppWorkaroundsHelper.java
+++ b/java-overridable/src/com/android/inputmethod/compat/AppWorkaroundsHelper.java
@@ -18,6 +18,7 @@ package com.android.inputmethod.compat;
 
 import android.content.pm.PackageInfo;
 
+@SuppressWarnings("unused")
 public class AppWorkaroundsHelper {
     private AppWorkaroundsHelper() {
         // This helper class is not publicly instantiable.
diff --git a/java-overridable/src/com/android/inputmethod/dictionarypack/MetadataUriGetter.java b/java-overridable/src/com/android/inputmethod/dictionarypack/MetadataUriGetter.java
index ed817658e..d8951df86 100644
--- a/java-overridable/src/com/android/inputmethod/dictionarypack/MetadataUriGetter.java
+++ b/java-overridable/src/com/android/inputmethod/dictionarypack/MetadataUriGetter.java
@@ -21,6 +21,7 @@ import android.content.Context;
 /**
  * Helper to get the metadata URI from its base URI and the additional ID, if any.
  */
+@SuppressWarnings("unused")
 public class MetadataUriGetter {
     private MetadataUriGetter() {
         // This helper class is not instantiable.
diff --git a/java-overridable/src/com/android/inputmethod/latin/accounts/LoginAccountUtils.java b/java-overridable/src/com/android/inputmethod/latin/accounts/LoginAccountUtils.java
index e07a9f358..dcc64a223 100644
--- a/java-overridable/src/com/android/inputmethod/latin/accounts/LoginAccountUtils.java
+++ b/java-overridable/src/com/android/inputmethod/latin/accounts/LoginAccountUtils.java
@@ -40,6 +40,7 @@ public class LoginAccountUtils {
      * @return an array of accounts. Empty (never null) if no accounts are available for login.
      */
     @Nonnull
+    @SuppressWarnings("unused")
     public static String[] getAccountsForLogin(final Context context) {
         return new String[0];
     }
diff --git a/java-overridable/src/com/android/inputmethod/latin/define/ProductionFlags.java b/java-overridable/src/com/android/inputmethod/latin/define/ProductionFlags.java
index 99b958952..f80625644 100644
--- a/java-overridable/src/com/android/inputmethod/latin/define/ProductionFlags.java
+++ b/java-overridable/src/com/android/inputmethod/latin/define/ProductionFlags.java
@@ -24,7 +24,8 @@ public final class ProductionFlags {
     public static final boolean IS_HARDWARE_KEYBOARD_SUPPORTED = false;
 
     /**
-     * Include all suggestions from all dictionaries in {@link SuggestedWords#mRawSuggestions}.
+     * Include all suggestions from all dictionaries in
+     * {@link com.android.inputmethod.latin.SuggestedWords#mRawSuggestions}.
      */
     public static final boolean INCLUDE_RAW_SUGGESTIONS = false;
 
diff --git a/java-overridable/src/com/android/inputmethod/latin/personalization/ContextualDictionaryUpdater.java b/java-overridable/src/com/android/inputmethod/latin/personalization/ContextualDictionaryUpdater.java
index 7dc120e06..fe1d846d8 100644
--- a/java-overridable/src/com/android/inputmethod/latin/personalization/ContextualDictionaryUpdater.java
+++ b/java-overridable/src/com/android/inputmethod/latin/personalization/ContextualDictionaryUpdater.java
@@ -20,6 +20,7 @@ import android.content.Context;
 
 import com.android.inputmethod.latin.DictionaryFacilitator;
 
+@SuppressWarnings("unused")
 public class ContextualDictionaryUpdater {
     public ContextualDictionaryUpdater(final Context context,
             final DictionaryFacilitator dictionaryFacilitator,
diff --git a/java-overridable/src/com/android/inputmethod/latin/personalization/PersonalizationDictionaryUpdater.java b/java-overridable/src/com/android/inputmethod/latin/personalization/PersonalizationDictionaryUpdater.java
index 8b66cff53..64bace35a 100644
--- a/java-overridable/src/com/android/inputmethod/latin/personalization/PersonalizationDictionaryUpdater.java
+++ b/java-overridable/src/com/android/inputmethod/latin/personalization/PersonalizationDictionaryUpdater.java
@@ -20,6 +20,7 @@ import android.content.Context;
 
 import com.android.inputmethod.latin.DictionaryFacilitator;
 
+@SuppressWarnings("unused")
 public class PersonalizationDictionaryUpdater {
     final Context mContext;
     final DictionaryFacilitator mDictionaryFacilitator;
diff --git a/java-overridable/src/com/android/inputmethod/latin/settings/AdditionalFeaturesSettingUtils.java b/java-overridable/src/com/android/inputmethod/latin/settings/AdditionalFeaturesSettingUtils.java
index 1dfaf259e..bd54238f8 100644
--- a/java-overridable/src/com/android/inputmethod/latin/settings/AdditionalFeaturesSettingUtils.java
+++ b/java-overridable/src/com/android/inputmethod/latin/settings/AdditionalFeaturesSettingUtils.java
@@ -29,6 +29,7 @@ import javax.annotation.Nonnull;
 /**
  * Utility class for managing additional features settings.
  */
+@SuppressWarnings("unused")
 public class AdditionalFeaturesSettingUtils {
     public static final int ADDITIONAL_FEATURES_SETTINGS_SIZE = 0;
 
diff --git a/java-overridable/src/com/android/inputmethod/latin/touchinputconsumer/GestureConsumer.java b/java-overridable/src/com/android/inputmethod/latin/touchinputconsumer/GestureConsumer.java
index 672d6d1a1..1d60e0cf5 100644
--- a/java-overridable/src/com/android/inputmethod/latin/touchinputconsumer/GestureConsumer.java
+++ b/java-overridable/src/com/android/inputmethod/latin/touchinputconsumer/GestureConsumer.java
@@ -17,6 +17,7 @@
 package com.android.inputmethod.latin.touchinputconsumer;
 
 import android.view.inputmethod.EditorInfo;
+
 import com.android.inputmethod.keyboard.Keyboard;
 import com.android.inputmethod.latin.InputPointers;
 import com.android.inputmethod.latin.SuggestedWords;
@@ -31,6 +32,7 @@ import java.util.Locale;
  * The methods of this class should only be called from a single thread, e.g.,
  * the UI Thread.
  */
+@SuppressWarnings("unused")
 public class GestureConsumer {
     public static final GestureConsumer NULL_GESTURE_CONSUMER =
             new GestureConsumer();
diff --git a/java-overridable/src/com/android/inputmethod/latin/utils/FeedbackUtils.java b/java-overridable/src/com/android/inputmethod/latin/utils/FeedbackUtils.java
index 0aed41ee4..67de8ba32 100644
--- a/java-overridable/src/com/android/inputmethod/latin/utils/FeedbackUtils.java
+++ b/java-overridable/src/com/android/inputmethod/latin/utils/FeedbackUtils.java
@@ -19,6 +19,7 @@ package com.android.inputmethod.latin.utils;
 import android.content.Context;
 import android.content.Intent;
 
+@SuppressWarnings("unused")
 public class FeedbackUtils {
     public static boolean isHelpAndFeedbackFormSupported() {
         return false;
diff --git a/java-overridable/src/com/android/inputmethod/latin/utils/MetadataFileUriGetter.java b/java-overridable/src/com/android/inputmethod/latin/utils/MetadataFileUriGetter.java
index 9ad319da6..97fb17de3 100644
--- a/java-overridable/src/com/android/inputmethod/latin/utils/MetadataFileUriGetter.java
+++ b/java-overridable/src/com/android/inputmethod/latin/utils/MetadataFileUriGetter.java
@@ -23,6 +23,7 @@ import android.content.Context;
 /**
  * Helper class to get the metadata URI and the additional ID.
  */
+@SuppressWarnings("unused")
 public class MetadataFileUriGetter {
     private MetadataFileUriGetter() {
         // This helper class is not instantiable.
diff --git a/java-overridable/src/com/android/inputmethod/latin/utils/StatsUtils.java b/java-overridable/src/com/android/inputmethod/latin/utils/StatsUtils.java
index fcaeca827..044970267 100644
--- a/java-overridable/src/com/android/inputmethod/latin/utils/StatsUtils.java
+++ b/java-overridable/src/com/android/inputmethod/latin/utils/StatsUtils.java
@@ -22,6 +22,7 @@ import com.android.inputmethod.latin.settings.SettingsValues;
 
 import javax.annotation.Nullable;
 
+@SuppressWarnings("unused")
 public final class StatsUtils {
 
     private StatsUtils() {
diff --git a/java-overridable/src/com/android/inputmethod/latin/utils/StatsUtilsManager.java b/java-overridable/src/com/android/inputmethod/latin/utils/StatsUtilsManager.java
index 138f70f4c..c99dbf6a1 100644
--- a/java-overridable/src/com/android/inputmethod/latin/utils/StatsUtilsManager.java
+++ b/java-overridable/src/com/android/inputmethod/latin/utils/StatsUtilsManager.java
@@ -21,6 +21,7 @@ import android.content.Context;
 
 import com.android.inputmethod.latin.settings.SettingsValues;
 
+@SuppressWarnings("unused")
 public class StatsUtilsManager {
 
     private static final StatsUtilsManager sInstance = new StatsUtilsManager();