# Print output for @column tags ?>
public
interface
Readable
java.lang.Readable |
A Readable is a source of characters. Characters from
a Readable are made available to callers of the read
method via a CharBuffer
.
Public methods | |
---|---|
abstract
int
|
read(CharBuffer cb)
Attempts to read characters into the specified character buffer. |
public abstract int read (CharBuffer cb)
Attempts to read characters into the specified character buffer. The buffer is used as a repository of characters as-is: the only changes made are the results of a put operation. No flipping or rewinding of the buffer is performed.
Parameters | |
---|---|
cb |
CharBuffer : the buffer to read characters into |
Returns | |
---|---|
int |
The number of char values added to the buffer,
or -1 if this source of characters is at its end |
Throws | |
---|---|
IOException |
if an I/O error occurs |
NullPointerException |
if cb is null |
ReadOnlyBufferException |
if cb is a read only buffer |