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Readable
interface Readable
Known Indirect Subclasses
BufferedReader |
Reads text from a character-input stream, buffering characters so as to provide for the efficient reading of characters, arrays, and lines.
|
CharArrayReader |
This class implements a character buffer that can be used as a character-input stream.
|
FileReader |
Reads text from character files using a default buffer size.
|
FilterReader |
Abstract class for reading filtered character streams.
|
InputStreamReader |
An InputStreamReader is a bridge from byte streams to character streams: It reads bytes and decodes them into characters using a specified .
|
LineNumberReader |
A buffered character-input stream that keeps track of line numbers.
|
PipedReader |
Piped character-input streams.
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PushbackReader |
A character-stream reader that allows characters to be pushed back into the stream.
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StringReader |
A character stream whose source is a string.
|
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A Readable
is a source of characters. Characters from a Readable
are made available to callers of the read method via a CharBuffer
.
Summary
Public methods |
abstract Int |
Attempts to read characters into the specified character buffer.
|
Public methods
read
abstract fun read(cb: CharBuffer!): Int
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 |
Return |
Int |
The number of char values added to the buffer, or -1 if this source of characters is at its end |
Exceptions |
java.io.IOException |
if an I/O error occurs |
java.lang.NullPointerException |
if cb is null |
java.nio.ReadOnlyBufferException |
if cb is a read only buffer |
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Last updated 2022-02-10 UTC.
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