Package org.jivesoftware.openfire.nio
Class XMLLightweightParser
- java.lang.Object
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- org.jivesoftware.openfire.nio.XMLLightweightParser
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public class XMLLightweightParser extends Object
This is a Light-Weight XML Parser. It read data from a channel and collect data until data are available in the channel. When a message is complete you can retrieve messages invoking the method getMsgs() and you can invoke the method areThereMsgs() to know if at least an message is presents.- Author:
- Daniele Piras, Gaston Dombiak
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Field Summary
Fields Modifier and Type Field Description protected StringBuilder
buffer
protected static char[]
CDATA_END
protected static char[]
CDATA_START
protected int
cdataOffset
protected StringBuilder
head
protected static int
HEAD
protected static int
INIT
protected static int
INSIDE
protected static int
INSIDE_CDATA
protected static int
INSIDE_PARAM_VALUE
protected boolean
insideChildrenTag
protected boolean
insideRootTag
protected List<String>
msgs
protected static int
OUTSIDE
protected static int
PRETAIL
protected int
startLastMsg
protected int
status
protected static int
TAIL
protected int
tailCount
protected static int
VERIFY_CLOSE_TAG
static SystemProperty<Long>
XMPP_PARSER_BUFFER_SIZE
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Constructor Summary
Constructors Constructor Description XMLLightweightParser()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
areThereMsgs()
protected void
foundMsg(String msg)
String[]
getMsgs()
static boolean
hasIllegalCharacterReferences(String string)
This method verifies if the provided argument contains at least one numeric character reference (CharRef ::= '' [0-9]+ ';' | '' [0-9a-fA-F]+ ';
) for which the decimal or hexidecimal character value refers to an invalid XML 1.0 character.protected void
invalidateBuffer()
static boolean
isLegalXmlCharacter(int value)
Verifies if the codepoint value represents a valid character as defined in paragraph 2.2 of "Extensible Markup Language (XML) 1.0 (Fifth Edition)"boolean
isMaxBufferSizeExceeded()
void
read(char[] buf)
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Field Detail
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XMPP_PARSER_BUFFER_SIZE
public static final SystemProperty<Long> XMPP_PARSER_BUFFER_SIZE
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CDATA_START
protected static char[] CDATA_START
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CDATA_END
protected static char[] CDATA_END
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buffer
protected StringBuilder buffer
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INIT
protected static final int INIT
- See Also:
- Constant Field Values
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HEAD
protected static final int HEAD
- See Also:
- Constant Field Values
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INSIDE
protected static final int INSIDE
- See Also:
- Constant Field Values
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PRETAIL
protected static final int PRETAIL
- See Also:
- Constant Field Values
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TAIL
protected static final int TAIL
- See Also:
- Constant Field Values
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VERIFY_CLOSE_TAG
protected static final int VERIFY_CLOSE_TAG
- See Also:
- Constant Field Values
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INSIDE_PARAM_VALUE
protected static final int INSIDE_PARAM_VALUE
- See Also:
- Constant Field Values
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INSIDE_CDATA
protected static final int INSIDE_CDATA
- See Also:
- Constant Field Values
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OUTSIDE
protected static final int OUTSIDE
- See Also:
- Constant Field Values
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status
protected int status
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cdataOffset
protected int cdataOffset
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tailCount
protected int tailCount
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startLastMsg
protected int startLastMsg
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insideRootTag
protected boolean insideRootTag
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head
protected StringBuilder head
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insideChildrenTag
protected boolean insideChildrenTag
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Method Detail
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areThereMsgs
public boolean areThereMsgs()
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getMsgs
public String[] getMsgs()
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invalidateBuffer
protected void invalidateBuffer()
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foundMsg
protected void foundMsg(String msg) throws XMLNotWellFormedException
- Throws:
XMLNotWellFormedException
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isMaxBufferSizeExceeded
public boolean isMaxBufferSizeExceeded()
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hasIllegalCharacterReferences
public static boolean hasIllegalCharacterReferences(String string)
This method verifies if the provided argument contains at least one numeric character reference (CharRef ::= '' [0-9]+ ';' | '' [0-9a-fA-F]+ ';
) for which the decimal or hexidecimal character value refers to an invalid XML 1.0 character.- Parameters:
string
- The input string- Returns:
true
if the input string contains an invalid numeric character reference,false
otherwise.- See Also:
- Definition of a character reference
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isLegalXmlCharacter
public static boolean isLegalXmlCharacter(int value)
Verifies if the codepoint value represents a valid character as defined in paragraph 2.2 of "Extensible Markup Language (XML) 1.0 (Fifth Edition)"- Parameters:
value
- the codepoint- Returns:
true
if the codepoint is a valid character per XML 1.0 definition,false
otherwise.- See Also:
- Definition of a characters range
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