1 files changed, 80 insertions, 0 deletions
diff --git a/native/jni/org_kelar_inputmethod_latin_DicTraverseSession.cpp b/native/jni/org_kelar_inputmethod_latin_DicTraverseSession.cpp
new file mode 100644
index 000000000..edb9f41c6
--- /dev/null
+++ b/native/jni/org_kelar_inputmethod_latin_DicTraverseSession.cpp
@@ -0,0 +1,80 @@
+/*
+ * 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.
+ */
+
+#define LOG_TAG "LatinIME: jni: Session"
+
+#include "org_kelar_inputmethod_latin_DicTraverseSession.h"
+
+#include "defines.h"
+#include "dictionary/property/ngram_context.h"
+#include "jni.h"
+#include "jni_common.h"
+#include "suggest/core/session/dic_traverse_session.h"
+
+namespace latinime {
+class Dictionary;
+static jlong latinime_setDicTraverseSession(JNIEnv *env, jclass clazz, jstring localeJStr,
+        jlong dictSize) {
+    void *traverseSession = DicTraverseSession::getSessionInstance(env, localeJStr, dictSize);
+    return reinterpret_cast<jlong>(traverseSession);
+}
+
+static void latinime_initDicTraverseSession(JNIEnv *env, jclass clazz, jlong traverseSession,
+        jlong dictionary, jintArray previousWord, jint previousWordLength) {
+    DicTraverseSession *ts = reinterpret_cast<DicTraverseSession *>(traverseSession);
+    if (!ts) {
+        return;
+    }
+    Dictionary *dict = reinterpret_cast<Dictionary *>(dictionary);
+    if (!previousWord) {
+        NgramContext emptyNgramContext;
+        ts->init(dict, &emptyNgramContext, 0 /* suggestOptions */);
+        return;
+    }
+    int prevWord[previousWordLength];
+    env->GetIntArrayRegion(previousWord, 0, previousWordLength, prevWord);
+    NgramContext ngramContext(prevWord, previousWordLength, false /* isStartOfSentence */);
+    ts->init(dict, &ngramContext, 0 /* suggestOptions */);
+}
+
+static void latinime_releaseDicTraverseSession(JNIEnv *env, jclass clazz, jlong traverseSession) {
+    DicTraverseSession *ts = reinterpret_cast<DicTraverseSession *>(traverseSession);
+    DicTraverseSession::releaseSessionInstance(ts);
+}
+
+static const JNINativeMethod sMethods[] = {
+    {
+        const_cast<char *>("setDicTraverseSessionNative"),
+        const_cast<char *>("(Ljava/lang/String;J)J"),
+        reinterpret_cast<void *>(latinime_setDicTraverseSession)
+    },
+    {
+        const_cast<char *>("initDicTraverseSessionNative"),
+        const_cast<char *>("(JJ[II)V"),
+        reinterpret_cast<void *>(latinime_initDicTraverseSession)
+    },
+    {
+        const_cast<char *>("releaseDicTraverseSessionNative"),
+        const_cast<char *>("(J)V"),
+        reinterpret_cast<void *>(latinime_releaseDicTraverseSession)
+    }
+};
+
+int register_DicTraverseSession(JNIEnv *env) {
+    const char *const kClassPathName = "org/kelar/inputmethod/latin/DicTraverseSession";
+    return registerNativeMethods(env, kClassPathName, sMethods, NELEMS(sMethods));
+}
+} // namespace latinime