Class ArrayAccessGrammarMatcher
java.lang.Object
com.singularsys.jep.configurableparser.matchers.ArrayAccessGrammarMatcher
- All Implemented Interfaces:
GrammarMatcher
,Serializable
Matches syntax for array element access a[3].
For multiple dimension arrays the syntax a[2][3] can be used.
- See Also:
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Constructor Summary
ConstructorDescriptionArrayAccessGrammarMatcher
(SymbolToken open, SymbolToken close) Construct a matcher for array access. -
Method Summary
Modifier and TypeMethodDescriptionvoid
Delayed initialisation, this method is called whenever components of the jep instance are changed.match
(Lookahead2Iterator<Token> it, GrammarParser parser) Test whether the input matches this pattern.
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Constructor Details
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ArrayAccessGrammarMatcher
Construct a matcher for array access.- Parameters:
open
- token representing the opening delimiterclose
- token representing the closing delimiter
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Method Details
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init
Description copied from interface:GrammarMatcher
Delayed initialisation, this method is called whenever components of the jep instance are changed.- Specified by:
init
in interfaceGrammarMatcher
- Parameters:
jep
- the current jep instance.
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match
Description copied from interface:GrammarMatcher
Test whether the input matches this pattern.- Specified by:
match
in interfaceGrammarMatcher
- Parameters:
it
- An iterator inspecting the inputparser
- the parser to use when evaluating sub expressions- Returns:
- if matched returns a node representing the content, return null is does not match
- Throws:
ParseException
- if there is a syntactical error in the input.
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