Basic File IO Operations

• Create new file & directory
• Create temporary file
• Recursively list all files present in directory
• List all directories of input path using scope operator & file filter in java
• Recursively list all files & folders of input directory
• Read file line by line using java 8 lambda stream
• Convert local file path to URL & URI
• Check read, write, execute permission & hidden attribute of file
• List system drive & their total, free, used space
• Write standard output error stream to a file in java
• Write console output to a file & again reset to standard output

Scanner Class:

• Read user inputs from command line (Scanner class)
• Read & write contents from/to file

Zip & Unzip file

• Zip contents of directory
• Zip contents of directory & sub-directories recursively
• List contents of compressed or zipped file

BufferReader & BufferWriter

• Read write file
• Read & write file using Non Blocking IO
• Read & Write UTF contents
• Read & write UTF file using (Non Blocking IO)

InputStreamReader & OutputStreamWriter:

• Read & write file
• Read write UTF contents
• Convert InputStream to String

FileInputStream & FileOutputStream

• Read & write file
• Write java properties to file

Other File Streams:

• Read & Write file using CharArrayReader & CharArrayWriter
• File read write IO operation using StringWriter & StringReader
• Write file using PrintWriter
• Inter thread communication using PipedInputStream & PipedOutputStream