Java I/O

• Java I/O
• Please turn off all
• How I Got Interested in Java I/O
• The Main Theme:
• What is a stream?
• Where do streams come from
• The Base Classes
• The Stream Subclasses
• Numeric data
• The console
• Writing bytes to the console
• Security Issues
• Character data
• The OutputStream class
• Writing Bytes to Output Streams
• Flushing Output Streams
• Closing Output Streams
• Subclassing OutputStream
• An OutputStream Subclass
• The InputStream Class
• The read() method
• Example of the read() method
• Reading several bytes at once
• Counting the available bytes
• Skipping bytes
• Marking and Resetting
• Closing Input Streams
• Subclassing InputStream
• An InputStream subclass
• Writing Files
• Writing Files; An Example
• Appending Data to Files Streams
• Reading Files
• Filter Streams
• The Filter Stream Classes
• Buffered Streams
• PushbackInputStream
• PrintStream
• PrintStream is Evil
• Data Streams
• DataOutputStream
• DataInputStream
• readLine() is Evil!
• GZIPOutputStream
• GZIPInputStream
• Subclassing FilterOutputStream
• Subclassing FilterInputStream
• Character Sets
• Readers and Writers
• The Writer class
• OutputStreamWriter
• The Reader class
• InputStreamReader
• Other Readers and Writers
• PrintWriter
• BufferedReader
• BufferedReader readLine() example
• Filter Readers and Writers
• Formatted I/O
• The Old Way
• The New Way
• Locales
• Number Format
• Formatting Numbers
• Number Format example
• Specifying Precision
• Precision Example
• How big is 299792500?
• Grouping
• Currency Formats
• Percent Formats
• Parsing Input
• CS 101 Homework
• Exponentials
• Streams are not Thread Safe
• Future Improvements and Additions
• To Learn More
• Questions?

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