Regenerate old version dictionaries using new format.

Bug: 9617181
Change-Id: I228a3eac959f81b38e4092015e8e3c429d46fa60

2 files changed, 11 insertions, 8 deletions

diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java b/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java
index 2cd3a26d8..2e1e66140 100644
--- a/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java
+++ b/java/src/com/android/inputmethod/latin/BinaryDictionaryGetter.java
@@ -224,14 +224,10 @@ final public class BinaryDictionaryGetter {
         }
     }
 
-    // ## HACK ## we prevent usage of a dictionary before version 18 for English only. The reason
-    // for this is, since those do not include whitelist entries, the new code with an old version
-    // of the dictionary would lose whitelist functionality.
+    // ## HACK ## we prevent usage of a dictionary before version 18. The reason for this is, since
+    // those do not include whitelist entries, the new code with an old version of the dictionary
+    // would lose whitelist functionality.
     private static boolean hackCanUseDictionaryFile(final Locale locale, final File f) {
-        // Only for English - other languages didn't have a whitelist, hence this
-        // ad-hoc ## HACK ##
-        if (!Locale.ENGLISH.getLanguage().equals(locale.getLanguage())) return true;
-
         FileInputStream inStream = null;
         try {
             // Read the version of the file
diff --git a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
index 9cdb86c2d..a19363d54 100644
--- a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
@@ -92,7 +92,8 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
     /** Controls access to the local binary dictionary for this instance. */
     private final DictionaryController mLocalDictionaryController = new DictionaryController();
 
-    private static final int BINARY_DICT_VERSION = 1;
+    // TODO: Regenerate version 3 binary dictionary.
+    private static final int BINARY_DICT_VERSION = 2;
     private static final FormatSpec.FormatOptions FORMAT_OPTIONS =
             new FormatSpec.FormatOptions(BINARY_DICT_VERSION);
 
@@ -415,6 +416,12 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
                 // shared dictionary.
                 loadBinaryDictionary();
             }
+            if (mBinaryDictionary != null && !mBinaryDictionary.isValidDictionary()) {
+                // Binary dictionary is not valid. Regenerate the dictionary file.
+                mSharedDictionaryController.mLastUpdateTime = time;
+                generateBinaryDictionary();
+                loadBinaryDictionary();
+            }
             mLocalDictionaryController.mLastUpdateTime = time;
         } finally {
             mSharedDictionaryController.unlock();