com.io7m.jeucreader

Class UnicodeCharacterReader

java.lang.Object

com.io7m.jeucreader.UnicodeCharacterReader

All Implemented Interfaces:

UnicodeCharacterReaderPushBackType, UnicodeCharacterReaderType

public final class UnicodeCharacterReader
extends Object
implements UnicodeCharacterReaderPushBackType

The default implementation of UnicodeCharacterReaderType.

Constructor Summary

Constructors

Constructor and Description
UnicodeCharacterReader(Reader r)

Method Summary

Modifier and Type	Method and Description
static UnicodeCharacterReaderPushBackType	newReader(Reader r) Construct a new character reader from the given reader.
void	pushCodePoint(int c) Push the character c to the stream.
int	readCodePoint()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

UnicodeCharacterReader

public UnicodeCharacterReader(Reader r)

Method Detail

newReader

public static UnicodeCharacterReaderPushBackType newReader(Reader r)

Construct a new character reader from the given reader.

Parameters:

r - The original reader

Returns:

A new reader

pushCodePoint

public void pushCodePoint(int c)

Description copied from interface: UnicodeCharacterReaderPushBackType

Push the character c to the stream.

Specified by:

pushCodePoint in interface UnicodeCharacterReaderPushBackType

Parameters:

c - The character to be pushed

readCodePoint

public int readCodePoint()
                  throws IOException

Specified by:

readCodePoint in interface UnicodeCharacterReaderType

Returns:

A single unicode code point, or -1 at end-of-stream.

Throws:

IOException - On I/O errors

InvalidSurrogatePair - If the character received after a high surrogate was not a low surrogate.

MissingLowSurrogate - If an end-of-stream was encountered before the low surrogate of a surrogate pair was received.

OrphanLowSurrogate - If a low surrogate was received outside of a high/low surrogate pair.