Add a new binary contacts dictionary based on ExpandableBinaryDictionary and use locale for bigrams.

Bug: 6188977
Change-Id: I753422eed1effaeb5fd01124cf1ddd1e31ee9d60

1 files changed, 54 insertions, 0 deletions

diff --git a/java/src/com/android/inputmethod/latin/SynchronouslyLoadedContactsBinaryDictionary.java b/java/src/com/android/inputmethod/latin/SynchronouslyLoadedContactsBinaryDictionary.java
new file mode 100644
index 000000000..80825a887
--- /dev/null
+++ b/java/src/com/android/inputmethod/latin/SynchronouslyLoadedContactsBinaryDictionary.java
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.inputmethod.latin;
+
+import android.content.Context;
+
+import com.android.inputmethod.keyboard.ProximityInfo;
+
+public class SynchronouslyLoadedContactsBinaryDictionary extends ContactsBinaryDictionary {
+    private boolean mClosed;
+
+    public SynchronouslyLoadedContactsBinaryDictionary(final Context context) {
+        // TODO: add locale information.
+        super(context, Suggest.DIC_CONTACTS, null);
+        mClosed = false;
+    }
+
+    @Override
+    public synchronized void getWords(final WordComposer codes, final WordCallback callback,
+            final ProximityInfo proximityInfo) {
+        syncReloadDictionaryIfRequired();
+        getWordsInner(codes, callback, proximityInfo);
+    }
+
+    @Override
+    public synchronized boolean isValidWord(CharSequence word) {
+        syncReloadDictionaryIfRequired();
+        return isValidWordInner(word);
+    }
+
+    // Protect against multiple closing
+    @Override
+    public synchronized void close() {
+        // Actually with the current implementation of ContactsDictionary it's safe to close
+        // several times, so the following protection is really only for foolproofing
+        if (mClosed) return;
+        mClosed = true;
+        super.close();
+    }
+}
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