79.5 Implementing the onWrite() Callback Method

The onWrite() callback method is responsible for rendering the pages of the document and then notifying the Printing framework that the document is ready to be printed. When completed, the onWrite() method reads as follows:

package com.ebookfrenzy.customprint;

 

import java.io.FileOutputStream;

import java.io.IOException;

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import android.graphics.pdf.PdfDocument.PageInfo;

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@Override

public void onWrite(final PageRange[] pageRanges,

                   final ParcelFileDescriptor destination,

                   final CancellationSignal cancellationSignal,

                   final WriteResultCallback callback...