1 files changed, 7 insertions, 25 deletions

diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionary.java b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
index 0e03b5280..aa530ffb9 100644
--- a/java/src/com/android/inputmethod/latin/BinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
@@ -57,7 +57,7 @@ public final class BinaryDictionary extends Dictionary {
     @UsedForTesting
     public static final String MAX_BIGRAM_COUNT_QUERY = "MAX_BIGRAM_COUNT";
 
-    public static final int NOT_A_VALID_TIME_STAMP = -1;
+    public static final int NOT_A_VALID_TIMESTAMP = -1;
 
     private long mNativeDict;
     private final Locale mLocale;
@@ -121,6 +121,7 @@ public final class BinaryDictionary extends Dictionary {
             String[] attributeKeyStringArray, String[] attributeValueStringArray);
     private static native long openNative(String sourceDir, long dictOffset, long dictSize,
             boolean isUpdatable);
+    private static native boolean hasValidContentsNative(long dict);
     private static native void flushNative(long dict, String filePath);
     private static native boolean needsToRunGCNative(long dict, boolean mindsBlockByGC);
     private static native void flushWithGCNative(long dict, String filePath);
@@ -242,6 +243,10 @@ public final class BinaryDictionary extends Dictionary {
         return mNativeDict != 0;
     }
 
+    public boolean hasValidContents() {
+        return hasValidContentsNative(mNativeDict);
+    }
+
     public int getFormatVersion() {
         return getFormatVersionNative(mNativeDict);
     }
@@ -285,18 +290,6 @@ public final class BinaryDictionary extends Dictionary {
         return getBigramProbabilityNative(mNativeDict, codePoints0, codePoints1);
     }
 
-    // Add a unigram entry to binary dictionary in native code.
-    public void addUnigramWord(final String word, final int probability) {
-        if (TextUtils.isEmpty(word)) {
-            return;
-        }
-        final int[] codePoints = StringUtils.toCodePointArray(word);
-        final int[] shortcutTargetCodePoints = new int[0];
-        addUnigramWordNative(mNativeDict, codePoints, probability, shortcutTargetCodePoints,
-                NOT_A_PROBABILITY, false /* isNotAWord */, false /* isBlacklisted */,
-                NOT_A_VALID_TIME_STAMP);
-    }
-
     // Add a unigram entry to binary dictionary with unigram attributes in native code.
     public void addUnigramWord(final String word, final int probability,
             final String shortcutTarget, final int shortcutProbability, final boolean isNotAWord,
@@ -311,17 +304,6 @@ public final class BinaryDictionary extends Dictionary {
                 shortcutProbability, isNotAWord, isBlacklisted, timestamp);
     }
 
-    // Add a bigram entry to binary dictionary in native code.
-    public void addBigramWords(final String word0, final String word1, final int probability) {
-        if (TextUtils.isEmpty(word0) || TextUtils.isEmpty(word1)) {
-            return;
-        }
-        final int[] codePoints0 = StringUtils.toCodePointArray(word0);
-        final int[] codePoints1 = StringUtils.toCodePointArray(word1);
-        addBigramWordsNative(mNativeDict, codePoints0, codePoints1, probability,
-                NOT_A_VALID_TIME_STAMP);
-    }
-
     // Add a bigram entry to binary dictionary with timestamp in native code.
     public void addBigramWords(final String word0, final String word1, final int probability,
             final int timestamp) {
@@ -403,7 +385,7 @@ public final class BinaryDictionary extends Dictionary {
     private void reopen() {
         close();
         final File dictFile = new File(mDictFilePath);
-        // WARNING: Because we pass 0 as the offstet and file.length() as the length, this can
+        // WARNING: Because we pass 0 as the offset and file.length() as the length, this can
         // only be called for actual files. Right now it's only called by the flush() family of
         // functions, which require an updatable dictionary, so it's okay. But beware.
         loadDictionary(dictFile.getAbsolutePath(), 0 /* startOffset */,