Reader.read

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Syntax 1

public int read() throws IOException

Returns

The character read, as an integer in the range 0 to 16383 (0x00-0xffff), or -1 if the end of the stream has been reached

Description

Read a single character. This method will block until a character is available, an I/O error occurs, or the end of the stream is reached.

Subclasses that intend to support efficient single-character input should override this method.

Exceptions

IOException If an I/O error occurs

Syntax 2

public int read( char cbuf[] ) throws IOException

Parameters

cbuf: Destination buffer

Returns

The number of bytes read, or -1 if the end of the stream has been reached

Description

Read characters into an array. This method will block until some input is available, an I/O error occurs, or the end of the stream is reached.

Exceptions

IOException If an I/O error occurs

Syntax 3

public abstract int read( char cbuf[], int off, int len ) throws IOException

Parameters

cbuf: Destination buffer
off: Offset at which to start storing characters
len: Maximum number of characters to read

Returns

The number of characters read, or -1 if the end of the stream has been reached

Description

Read characters into a portion of an array. This method will block until some input is available, an I/O error occurs, or the end of the stream is reached.

Exceptions

IOException If an I/O error occurs