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gnu.xml.xpath

Interface XPathParser.yyInput

Known Implementing Classes:
XPathTokenizer
public static interface XPathParser.yyInput
must be implemented by a scanner object to supply input to the parser.

Method Summary

boolean
advance()
move on to next token.
int
token()
classifies current token.
Object
value()
associated with current token.

Method Details

advance

public boolean advance()
            throws java.io.IOException
move on to next token.

Returns:
false if positioned beyond tokens.

token

public int token()
classifies current token. Should not be called if advance() returned false.

Returns:
current %token or single character.

value

public Object value()
associated with current token. Should not be called if advance() returned false.

Returns:
value for token().

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