HowToDoInJava

Java I/O Tutorials

Java IO is an API that comes with Java which is targeted at reading and writing data (input and output). Most applications need to process some input and produce some output based on that input. For instance, read data from a file or over network, and write to a file or write a response back over the network.

The Java IO API is located in the Java IO package (java.io).

Use these tutorials for some nice concepts aroung Java IO APIs.

  1. Java – Append to File
  2. Java – Write to File
  3. Java – Read typesafe input using Scanner class
  4. Java Read File to String [Updated for Java 8]
  5. Java – Convert OutputStream to InputStream Example
  6. Java – Unzip File with Sub-directories
  7. Java – Get Current Working Directory Example
  8. Read file from resources folder – Spring Example
  9. How to read file in java
  10. Java – Create Password Protected Zip File
  11. How to Copy Directories in Java
  12. Generate SHA or MD5 file checksum hash in java
  13. Java Create Read Only File Example
  14. Java File Copy – 4 Ways to Copy Files in Java
  15. Java FilenameFilter Example – Find/delete files of certain extension
  16. Java – BufferedWriter
  17. Java BufferedReader Example
  18. Java – Create New File
  19. How Java I/O Works Internally at Lower Level?
  20. Java – Delete Temporary File
  21. Java – Create Temporary File
  22. Java – Write to Temporary File
  23. How to check if file exists in Java
  24. Convert String to InputStream in Java
  25. Java read file to byte[] array
  26. Java – Read Write UTF-8 Encoded Data
  27. Java – Read File Line by Line – LineNumberReader
  28. Java Read and Write Property File Example
  29. Java – Read console input
  30. Java FileFilter Example
  31. Delete directory recursively in Java
  32. Java Standard IO vs. Java NIO
  33. Convert InputStream to String In Java
  34. Parse CSV files in java