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oracle.i18n.text
Class CharacterValidationReader

java.lang.Object
java.io.Reader
java.io.FilterReader
oracle.i18n.text.CharacterValidationReader

All Implemented Interfaces:

Closeable, Readable

public class CharacterValidationReader

extends FilterReader

The CharacterValidationReader class is the validator class that checks the conversion failure, and optionally checks the HTML.

Do not use this validator class if the source is allowed to include U+FFFD since this validator cannot distinguish whether the 0xfffd was given because of the conversion failure or intentionally being added.

Since:

10.2

Field Summary

Fields inherited from class java.io.FilterReader

in

Fields inherited from class java.io.Reader

lock

Constructor Summary

CharacterValidationReader(Reader r)
Constructs this object with the Reader object.

Method Summary

int	read() Reads a single character.
int	read(char[] cbuf, int off, int len) Reads characters into a portion of an array.

Methods inherited from class java.io.FilterReader

close, mark, markSupported, ready, reset, skip

Methods inherited from class java.io.Reader

read, read

Methods inherited from class java.lang.Object

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

Constructor Detail

CharacterValidationReader

public CharacterValidationReader(Reader r)
                          throws IOException

Constructs this object with the Reader object.

By default, HTML character and entity reference is not checked.

Parameters:

r - the input Reader object

Throws:

IOException - if any I/O exception occurs

Method Detail

read

public int read()
         throws CharConversionException,
                IOException

Reads a single character.

Overrides:

read in class FilterReader

Returns:

the character read, either as an integer in the range 0 to 65535 (0x00-0xffff), or -1 if the end of the stream has been reached

Throws:

CharConversionException - if any invalid character is found

IOException - if any other I/O error occurs

read

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

Reads characters into a portion of an array.

Overrides:

read in class FilterReader

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

Throws:

CharConversionException - if any invalid character is found

IOException - if any other I/O error occurs

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