Some platforms, in particular, allow a file to be opened for writing by only one FileOutputStream (or other file-writing object) at a time. In such situations the constructors in this class will fail if the file involved …

Nov 3, 2025 · The FileOutputStream class in Java is used to write data to a file in the form of bytes. It is ideal for writing binary data, such as images, audio, or video files.

The FileOutputStream class works in a similar way, but it writes data as raw bytes. That means you can use it not only for text files, but also for binary files (like images, PDFs, or audio).

In this tutorial, we will learn about Java FileOutputStream and its methods with the help of examples to write data to the files.

Apr 16, 2025 · In this article, we've covered the essential methods and features of the Java FileOutputStream class. Understanding these concepts is crucial for working with file output …

Nov 12, 2025 · FileOutputStream is a subclass of the OutputStream class. It is designed to write byte-oriented data to a file. When you create a FileOutputStream, you are essentially opening a …

Feb 12, 2026 · The FileOutputStream class in Java is used to write byte data to a file. In this chapter, we will learn what the FileOutputStream class is, when to use it, its methods, and how to write data to a …

FileOutputStream Methods The FileOutputStream class provides methods to write data (as bytes) to a file:

Learn how to use FileOutputStream in Java for writing data to files. Explore examples and best practices to enhance your file handling skills.

Some platforms, in particular, allow a file to be opened for writing by only one FileOutputStream (or other file-writing object) at a time. In such situations the constructors in this class will fail if the file involved …