Topics

• File I/O
• Ignoring Files and Folders
• Serialization
• Random Number Generation

Examples

• Copying a file using InputStream and OutputStream
• Reading a file using Channel and Buffer
• Copying a file using Channel
• Reading a file using BufferedInputStream
• Writing a file using Channel and Buffer
• Writing a file using PrintStream
• Generating Random number using apache-common lang3
• Clear already committed files, but included in .gitignore
• Custom JSON Deserialization with Jackson