File I/O and Networking

Problem: How can information be stored between program executions?

• Files
  • Binary
  • Text
• Stream model
• Useful classes
  • File
  • FileOutputStream
  • FileInputStream
  • PrintWriter
  • Scanner

Note: This lecture will be canceled due to October Break. Networking material will be in the book but not in the course.

Problem: How can information be sent from place to place?

• Networking in Java has an interface almost identical to files
• TCP/IP overview
• Useful classes
  • InetAddress
  • Socket