org.esigate.parser

Interface Element

All Known Implementing Classes:

UnknownElement

public interface Element

An element represents a tag inside a document.

Author:

Francois-Xavier Bonnet

Method Summary

Modifier and Type	Method and Description
void	characters(CharSequence csq, int start, int end) Method called by the parser when it finds characters between starting and closing tags.
boolean	onError(Exception e, ParserContext ctx)
void	onTagEnd(String tag, ParserContext ctx) Method called by the parser when it finds the matching closing tag.
boolean	onTagStart(String tag, ParserContext ctx) Method called by the parser when it finds an opening tag.

Method Detail

onTagStart

boolean onTagStart(String tag,
                   ParserContext ctx)
            throws IOException,
                   HttpErrorPage

Method called by the parser when it finds an opening tag.

Parameters:

tag - The tag

ctx - The parser context

Returns:

true if the body of this tag should be evaluated

Throws:

IOException

HttpErrorPage

onTagEnd

void onTagEnd(String tag,
              ParserContext ctx)
       throws IOException,
              HttpErrorPage

Method called by the parser when it finds the matching closing tag.

Parameters:

tag - The tag

ctx -

Throws:

IOException

HttpErrorPage

onError

boolean onError(Exception e,
                ParserContext ctx)

Parameters:

e -

ctx -

Returns:

true if error has been handled by this element and it should not be propagated further.

characters

void characters(CharSequence csq,
                int start,
                int end)
         throws IOException

Method called by the parser when it finds characters between starting and closing tags.

Parameters:

csq - the CharSequence to append

start - the start index in the CharSequence. Allows to append only a subset of the CharSequence.

end - the end index in the CharSequence. Allows to append only a subset of the CharSequence.

Throws:

IOException