Write forgetting curve flag.
Bug: 6669677
Change-Id: Ic19aa3b69fb45d9638f9dcc8c3dd8a34aad41965
diff --git a/java/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtils.java b/java/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtils.java
index 99788f6..05f3061 100644
--- a/java/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtils.java
@@ -34,6 +34,7 @@
import java.util.HashMap;
import java.util.Map.Entry;
import java.util.TreeMap;
+import java.util.concurrent.TimeUnit;
/**
* Reads and writes Binary files for a UserHistoryDictionary.
@@ -43,6 +44,9 @@
public final class UserHistoryDictIOUtils {
private static final String TAG = UserHistoryDictIOUtils.class.getSimpleName();
private static final boolean DEBUG = false;
+ private static final String USES_FORGETTING_CURVE_KEY = "USES_FORGETTING_CURVE";
+ private static final String USES_FORGETTING_CURVE_VALUE = "1";
+ private static final String LAST_UPDATED_TIME_KEY = "date";
public interface OnAddWordListener {
public void setUnigram(final String word, final String shortcutTarget, final int frequency);
@@ -61,6 +65,9 @@
final BigramDictionaryInterface dict, final UserHistoryDictionaryBigramList bigrams,
final FormatOptions formatOptions) {
final FusionDictionary fusionDict = constructFusionDictionary(dict, bigrams);
+ fusionDict.addOptionAttribute(USES_FORGETTING_CURVE_KEY, USES_FORGETTING_CURVE_VALUE);
+ fusionDict.addOptionAttribute(LAST_UPDATED_TIME_KEY,
+ String.valueOf(TimeUnit.MILLISECONDS.toSeconds(System.currentTimeMillis())));
try {
dictEncoder.writeDictionary(fusionDict, formatOptions);
Log.d(TAG, "end writing");