CharArrayReader 

Introduction

The Java.io.CharArrayReader class implements a character buffer that can be used as a character-input stream.

Class declaration

Following is the declaration for Java.io.CharArrayReader class −

public class CharArrayReader
   extends Reader

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Field

Following are the fields for Java.io.CharArrayReader class −

• protected char[] buf − This is the character buffer.
• protected int count − This is the index of the end of this buffer.
• protected int markedPos − This is the position of mark in buffer.
• protected int pos − This is the current buffer position.
• protected Object lock − This is the object used to synchronize operations on this stream.

Class constructors

Sr.No.	Constructor & Description
1	CharArrayReader(char[] buf)This creates a CharArrayReader from the specified array of chars.
2	CharArrayReader(char[] buf, int offset, int length)This creates a CharArrayReader from the specified array of chars.

Class methods

Sr.No.	Method & Description
1	void close()This method closes the stream and releases any system resources associated with it.
2	void mark(int readAheadLimit)This method marks the present position in the stream.
3	boolean markSupported()This method tells whether this stream supports the mark() operation, which it does.
4	int read()This method reads a single character.
5	int read(char[] b, int off, int len)This method Reads characters into a portion of an array.
6	boolean ready()This method tells whether this stream is ready to be read.
7	void reset()This method resets the stream to the most recent mark, or to the beginning if it has never been marked.
8	long skip(long n)This method skips characters.

Methods inherited

This class inherits methods from the following classes −

• Java.io.Reader
• Java.io.Object