1 files changed, 50 insertions, 0 deletions
diff --git a/native/jni/src/suggest/policyimpl/dictionary/utils/file_utils.h b/native/jni/src/suggest/policyimpl/dictionary/utils/file_utils.h
new file mode 100644
index 000000000..59b894fa6
--- /dev/null
+++ b/native/jni/src/suggest/policyimpl/dictionary/utils/file_utils.h
@@ -0,0 +1,50 @@
+/*
+ * 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_FILE_UTILS_H
+#define LATINIME_FILE_UTILS_H
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#include "defines.h"
+
+namespace latinime {
+
+class FileUtils {
+ public:
+    // Returns -1 on error.
+    static int getFileSize(const char *const filePath) {
+        const int fd = open(filePath, O_RDONLY);
+        if (fd == -1) {
+            return -1;
+        }
+        struct stat statBuf;
+        if (fstat(fd, &statBuf) != 0) {
+            close(fd);
+            return -1;
+        }
+        close(fd);
+        return static_cast<int>(statBuf.st_size);
+    }
+
+ private:
+    DISALLOW_IMPLICIT_CONSTRUCTORS(FileUtils);
+};
+} // namespace latinime
+#endif /* LATINIME_FILE_UTILS_H */