Chapter 9: File Handling in Java
File Handling in Java encompasses the processes of creating, reading, writing, and managing files stored on disk, which are essential for applications that require persistent data. The chapter details basic file operations and introduces classes such as File, FileWriter, and FileReader, along with practical code examples to demonstrate these actions. It also outlines best practices and common exceptions associated with file handling to ensure efficient and error-free code execution.
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Sections
Navigate through the learning materials and practice exercises.
What we have learnt
- File handling allows for permanent storage of user input and data.
- Java offers built-in classes for file operations in the java.io and java.nio.file packages.
- Best practices in file handling include closing resources and managing exceptions properly.
Key Concepts
- -- File Handling
- The ability to create, read, write, and modify files stored on disk.
- -- File Class
- A class in Java used to create, delete, and interact with files.
- -- FileWriter and BufferedWriter
- Classes used in Java for writing text data to files.
- -- FileReader and BufferedReader
- Classes used in Java for reading text data from files.
- -- Exceptions in File Handling
- Common errors encountered when performing file operations, such as IOException and FileNotFoundException.
Additional Learning Materials
Supplementary resources to enhance your learning experience.