Fix: Suggested words from user history are invalid.
- Suggestions form user history can contain invalid words.
- isValidWord always returns false.
Bug: 11139426
Change-Id: I6075b275603332ddb00f4a9284afcaa82d824270
diff --git a/java/src/com/android/inputmethod/latin/personalization/DecayingExpandableBinaryDictionaryBase.java b/java/src/com/android/inputmethod/latin/personalization/DecayingExpandableBinaryDictionaryBase.java
index a1e3600..1de15a3 100644
--- a/java/src/com/android/inputmethod/latin/personalization/DecayingExpandableBinaryDictionaryBase.java
+++ b/java/src/com/android/inputmethod/latin/personalization/DecayingExpandableBinaryDictionaryBase.java
@@ -114,15 +114,6 @@
}
/**
- * Return whether the passed charsequence is in the dictionary.
- */
- @Override
- public boolean isValidWord(final String word) {
- // Words included only in the user history should be treated as not in dictionary words.
- return false;
- }
-
- /**
* Pair will be added to the decaying dictionary.
*
* The first word may be null. That means we don't know the context, in other words,
diff --git a/native/jni/src/suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.cpp b/native/jni/src/suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.cpp
index a8ea69f..495b146 100644
--- a/native/jni/src/suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.cpp
+++ b/native/jni/src/suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.cpp
@@ -55,9 +55,16 @@
readingHelper.initWithPtNodeArrayPos(dicNode->getChildrenPos());
const DynamicPatriciaTrieNodeReader *const nodeReader = readingHelper.getNodeReader();
while (!readingHelper.isEnd()) {
+ bool isTerminal = nodeReader->isTerminal() && !nodeReader->isDeleted();
+ if (isTerminal && mHeaderPolicy.isDecayingDict()) {
+ // A DecayingDict may have a terminal PtNode that has a terminal DicNode whose
+ // probability is NOT_A_PROBABILITY. In such case, we don't want to treat it as a
+ // valid terminal DicNode.
+ isTerminal = getProbability(nodeReader->getProbability(), NOT_A_PROBABILITY)
+ != NOT_A_PROBABILITY;
+ }
childDicNodes->pushLeavingChild(dicNode, nodeReader->getHeadPos(),
- nodeReader->getChildrenPos(), nodeReader->getProbability(),
- nodeReader->isTerminal() && !nodeReader->isDeleted(),
+ nodeReader->getChildrenPos(), nodeReader->getProbability(), isTerminal,
nodeReader->hasChildren(), nodeReader->isBlacklisted() || nodeReader->isNotAWord(),
nodeReader->getCodePointCount(), readingHelper.getMergedNodeCodePoints());
readingHelper.readNextSiblingNode();