How PDf file can be read through android via coding

public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.main);
    Button OpenPDF = (Button) findViewById(R.id.button);
    OpenPDF.setOnClickListener(new View.OnClickListener()
    { 
        public void onClick(View v) 
        {
            File pdfFile = new File("res/raw/comic.pdf");
            if(pdfFile.exists()) 
            {
               //Uri path = Uri.fromFile(pdfFile); 
            Uri path = Uri.parse("android.resource://" + getPackageName() + "/ R.raw.comic.pdf");

                Intent intent = new Intent(Intent.ACTION_VIEW);
                intent.setDataAndType(path, "application/pdf");
                intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);

               // Intent pdfIntent = new Intent(Intent.ACTION_VIEW);
               // Intent pdfIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("content://package.name/" + pdfFile));
              //  pdfIntent.setDataAndType(path, "/assets/arduino-comic-latest.pdf");
               // pdfIntent.setType("application/pdf");
               // pdfIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
                try
                {
                    startActivity(intent);
                }
                catch(ActivityNotFoundException e)
                {
                    Toast.makeText(MainActivity.this, "No Application available to view pdf", Toast.LENGTH_LONG).show(); 
                }开发者_运维技巧
            }

        }
    });

I have done this code but this is not find the path of the file.what I have to do??can Anyone help me

Thankyou

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you cant do that directly, you have to use Native Library for reading PDF... library may be iText, jPedal, Mupdf, Pdfbox... etc. Google it