Package org.jivesoftware.openfire.nio

Class XMLLightweightParser

java.lang.Object
org.jivesoftware.openfire.nio.XMLLightweightParser
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 a message is presents.
Author:
Daniele Piras, Gaston Dombiak

  • Field Details

    • XMPP_PARSER_BUFFER_SIZE

      public static final SystemProperty<Long> XMPP_PARSER_BUFFER_SIZE

    • CDATA_START

      protected static char[] CDATA_START

    • CDATA_END

      protected static char[] CDATA_END

    • buffer

      protected StringBuilder buffer

    • INIT

      protected static final int INIT
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    • INSIDE

      protected static final int INSIDE
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    • PRETAIL

      protected static final int PRETAIL
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    • TAIL

      protected static final int TAIL
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    • VERIFY_CLOSE_TAG

      protected static final int VERIFY_CLOSE_TAG
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    • INSIDE_PARAM_VALUE

      protected static final int INSIDE_PARAM_VALUE
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    • INSIDE_CDATA

      protected static final int INSIDE_CDATA
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    • OUTSIDE

      protected static final int OUTSIDE
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    • status

      protected int status

    • cdataOffset

      protected int cdataOffset

    • tailCount

      protected int tailCount

    • startLastMsg

      protected int startLastMsg

    • insideRootTag

      protected boolean insideRootTag

    • msgs

      protected List<String> msgs

    • insideChildrenTag

      protected boolean insideChildrenTag

  • Constructor Details

    • XMLLightweightParser

      public XMLLightweightParser()

  • Method Details

    • areThereMsgs

      public boolean areThereMsgs()

    • getMsgs

      public String[] getMsgs()

    • invalidateBuffer

      protected void invalidateBuffer()

    • foundMsg

      protected void foundMsg(String msg) throws XMLNotWellFormedException
      Throws:
      XMLNotWellFormedException

    • isMaxBufferSizeExceeded

      public boolean isMaxBufferSizeExceeded()

    • read

      public void read(io.netty.buffer.ByteBuf in) throws Exception
      Throws:
      Exception

    • hasIllegalCharacterReferences

      public static boolean hasIllegalCharacterReferences(String string)
      This method verifies if the provided argument contains at least one numeric character reference ( CharRef ::= '&#' [0-9]+ ';' | '&#x' [0-9a-fA-F]+ ';) for which the decimal or hexadecimal 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.
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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.
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