PushbackReader class methods in Java

java.io.PushbackReader

A character-stream reader allows characters to be pushed back into the stream.

It extends FilterReader

Implemented Interfaces:

Closeable

AutoCloseable

Readable

Some methods of PushbackReader class

close()This method closes the stream and releases any system resources associated with it.

mark(int)This method marks the present position in the stream.

markSupported()This method tells whether this stream supports the mark() operation, which it does not.

PushbackReader(Reader)This method creates a new pushback reader with a one-character pushback buffer.

PushbackReader(Reader, int)This method creates a new pushback reader with a pushback buffer of the given size.

read()This method reads a single character.

read(char[], int, int)This method reads characters into a portion of an array.

ready()This method tells whether this stream is ready to be read.

reset()This method resets the stream.

skip(long)This method skips characters

unread(char[])This method pushes back an array of characters by copying it to the front of the pushback buffer.

unread(int)This method pushes back a single character by copying it to the front of the pushback buffer.

unread(char[], int, int) This method pushes back a portion of an array of characters by copying it to the front of the pushback buffer.

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