Add spellcheck and word suggestion to the prediction service

third_party/android_prediction/suggest/policyimpl/dictionary/structure/v4/content/single_dict_content.h

Index: third_party/android_prediction/suggest/policyimpl/dictionary/structure/v4/content/single_dict_content.h
diff --git a/third_party/android_prediction/suggest/policyimpl/dictionary/structure/v4/content/single_dict_content.h b/third_party/android_prediction/suggest/policyimpl/dictionary/structure/v4/content/single_dict_content.h
new file mode 100644
index 0000000000000000000000000000000000000000..8978c17221ea226457fe5feb2dd8dc3fc152684e
--- /dev/null
+++ b/third_party/android_prediction/suggest/policyimpl/dictionary/structure/v4/content/single_dict_content.h
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2013, 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.
+ */
+
+#ifndef LATINIME_SINGLE_DICT_CONTENT_H
+#define LATINIME_SINGLE_DICT_CONTENT_H
+
+#include <cstdint>
+#include <cstdio>
+
+#include "third_party/android_prediction/defines.h"
+#include "third_party/android_prediction/suggest/policyimpl/dictionary/structure/v4/ver4_dict_constants.h"
+#include "third_party/android_prediction/suggest/policyimpl/dictionary/utils/buffer_with_extendable_buffer.h"
+#include "third_party/android_prediction/suggest/policyimpl/dictionary/utils/dict_file_writing_utils.h"
+#include "third_party/android_prediction/utils/byte_array_view.h"
+
+namespace latinime {
+
+class SingleDictContent {
+ public:
+    SingleDictContent(uint8_t *const buffer, const int bufferSize)
+            : mExpandableContentBuffer(ReadWriteByteArrayView(buffer, bufferSize),
+                      BufferWithExtendableBuffer::DEFAULT_MAX_ADDITIONAL_BUFFER_SIZE) {}
+
+    SingleDictContent()
+            : mExpandableContentBuffer(Ver4DictConstants::MAX_DICTIONARY_SIZE) {}
+
+    virtual ~SingleDictContent() {}
+
+    bool isNearSizeLimit() const {
+        return mExpandableContentBuffer.isNearSizeLimit();
+    }
+
+ protected:
+    BufferWithExtendableBuffer *getWritableBuffer() {
+        return &mExpandableContentBuffer;
+    }
+
+    const BufferWithExtendableBuffer *getBuffer() const {
+        return &mExpandableContentBuffer;
+    }
+
+    bool flush(FILE *const file) const {
+        return DictFileWritingUtils::writeBufferToFileTail(file, &mExpandableContentBuffer);
+    }
+
+ private:
+    DISALLOW_COPY_AND_ASSIGN(SingleDictContent);
+
+    BufferWithExtendableBuffer mExpandableContentBuffer;
+};
+} // namespace latinime
+#endif /* LATINIME_SINGLE_DICT_CONTENT_H */