• General
  • Redirect output(stdout/stderr) to a frame
  • Redirect printStackTrace() to a String
  • Redirect to NULL device
• Devices (printer, drives, ...)
  • Print text to a printer easily
  • Print without a Dialog
  • Initialize and write to a serial port
  • Open or close a CD/DVD drive
  • Get the volume label
  • Detect the storage device type
• Console IO
  • Get faster console output (System.out.println() replacement)
  • Simple input from the keyboard
  • Output french character to the console
  • Clear the console and control attributes
  • Easy keyboard input (JDK1.5)
  • Force keyboard input in CAPS LOCK on
• Execute an external program
  • Execute an external program and capture the output
  • Launch the application associated with a file extension
  • Launch an application from another application
  • Start the default browser from an application
  • Execute a Windows Shortcut (.lnk)
  • Create a file association with a Java program
  • Capture the output from a VBS
  • Get a return code from a VBS
  • Execute a CMD file stored in a JAR
• File
  • Read the content of a file
  • Read a text file from a Jar
  • Extract a file from a Jar
  • Read a data file with floats
  • Write to the end of a file
  • Write "real" ascii file
  • Copy a file
  • Use a "log file"
  • Delete files with a certain extension
  • Insert a line in a file
  • Read a file into a variable in one shot
  • Serialize an object to a file
  • Redirect stdout to a file
  • Get the "last modified" date from a file
  • Check if a file exists
  • Detect file (or folder) modification
  • File/directory polling to detect change
  • Get the current directory
  • Get the "root" of an application
  • Get the content of a directory with a Filter
  • Get the content of a directory with subdirectories
  • Make a directory
  • Create a fixed-length file
  • Delete a non-empty directory
  • Create a temporary file
  • Get the default character set of the JVM
  • Parse a pathname
  • Handle Excel files
  • Handle CSV files
  • Create an Excel file (the easy way)
  • Convert OEM (DOS) file to Ansi (Windows)
  • Close a stream in a try/catch block
  • Rename a file extension
  • Remove HTML tags from a file to extract only the TEXT
  • Get the Mime Type from a File
  • Sort a directory listing (based on the last modified timestamp)
  • Sort files by the extension
  • Filter a directory listing by date
  • Convert wildcard to a regex expression
  • Shorten a long path
  • Force a valid Windows filename
  • Dump a file to a HEX file
  • List all files in the classpath or in a Jar
• PDF
  • Create or process PDF files
  • iText - Create a PDF
  • Split a PDF file (using iText)
  • Concatenate PDF files (using iText)
  • Convert TIF to PDF
  • Print a PDF
• ZIP
  • Create a compressed (ZIP) file
  • Display compressed (ZIP) file content
  • Expand the compressed (ZIP) file
• Audio
  • Emit a beep
  • Emit a tone
  • Play an audio file from an application
  • Produce special sound effect
  • Use the Java Speech API (JSPAPI)

IO HowTo

Written and compiled by Réal Gagnon ©1998-2010
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