io.inbot.xmltools

Class ValidXMLCharacterFilterReader

java.lang.Object

java.io.Reader

java.io.FilterReader

io.inbot.xmltools.ValidXMLCharacterFilterReader

All Implemented Interfaces:

Closeable, AutoCloseable, Readable

public class ValidXMLCharacterFilterReader
extends FilterReader

Remove characters from an imput stream that are illegal in XML. Useful when parsing content from an unreliable source if you don't want to break on every little error. This merely drops any characters that don't pass the filter.

Field Summary

Fields inherited from class java.io.FilterReader

in

Fields inherited from class java.io.Reader

lock

Constructor Summary

Constructors

Constructor and Description
ValidXMLCharacterFilterReader(Reader in) Create a new ValidXMLCharacterFilterReader.

Method Summary

Modifier and Type	Method and Description
static boolean	isAllowedInXml(int c) The xml specification defines these character hex codes as allowed: #x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD] | [#x10000-#x10FFFF] Characters outside this range will cause parsers to reject the xml as not well formed.
int	read(char[] buf, int off, int len)

Methods inherited from class java.io.FilterReader

close, mark, markSupported, read, 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

ValidXMLCharacterFilterReader

public ValidXMLCharacterFilterReader(Reader in)

Create a new ValidXMLCharacterFilterReader.

Parameters:

in - reader

Method Detail

read

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

Overrides:

read in class FilterReader

Throws:

IOException

isAllowedInXml

public static boolean isAllowedInXml(int c)

The xml specification defines these character hex codes as allowed: #x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD] | [#x10000-#x10FFFF] Characters outside this range will cause parsers to reject the xml as not well formed.

Parameters:

c - a character

Returns:

true if character is allowed in an XML document