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- All Known Implementing Classes:
- BufferedReader, CharArrayReader, CharBuffer, FileReader, FilterReader, InputStreamReader, LineNumberReader, PipedReader, PushbackReader, Reader, StringReader
public interface ReadableA Readable is a source of characters. Characters from a Readable are made available to callers of the read method via aCharBuffer.- Since:
- 1.5
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Method Summary
Methods Modifier and Type Method and Description intread(CharBuffer cb)Attempts to read characters into the specified character buffer.
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Method Detail
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read
int read(CharBuffer cb) throws IOException
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- the buffer to read characters into- Returns:
- The number of
charvalues added to the buffer, or -1 if this source of characters is at its end - Throws:
IOException- if an I/O error occursNullPointerException- if cb is nullReadOnlyBufferException- if cb is a read only buffer
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Document created the 11/06/2005, last modified the 04/03/2020
Source of the printed document:https://www.gaudry.be/en/java-api-rf-java/lang/Readable.html
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