load.java

private MappedByteBuffer loadFile() throws IOException {
        AssetFileDescriptor fileDescriptor=this.getAssets().openFd("degree.tflite");
        FileInputStream inputStream=new FileInputStream(fileDescriptor.getFileDescriptor());
        FileChannel fileChannel=inputStream.getChannel();
        long startOffset=fileDescriptor.getStartOffset();
        long declareLength=fileDescriptor.getDeclaredLength();
        return fileChannel.map(FileChannel.MapMode.READ_ONLY,startOffset,declareLength);
    }