Dictionary migration in Java side.

Bug: 13406708

Change-Id: If83938e4b4810d2e8353c70cdd8ef3ea97a29571

1 files changed, 9 insertions, 0 deletions

diff --git a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
index 7847738e0..aa320e362 100644
--- a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
@@ -137,6 +137,11 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
         return formatVersion == FormatSpec.VERSION4;
     }
 
+    private boolean needsToMigrateDictionary(final int formatVersion) {
+        // TODO: Check version.
+        return false;
+    }
+
     public boolean isValidDictionaryLocked() {
         return mBinaryDictionary.isValidDictionary();
     }
@@ -471,6 +476,10 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
         if (oldBinaryDictionary != null) {
             oldBinaryDictionary.close();
         }
+        if (mBinaryDictionary.isValidDictionary()
+                && needsToMigrateDictionary(mBinaryDictionary.getFormatVersion())) {
+            mBinaryDictionary.migrateTo(DICTIONARY_FORMAT_VERSION);
+        }
     }
 
     /**