| java.lang.Object
 org.h2.bnf.Bnf
| Bnf | | public class Bnf (Code) | | This class can read a file that is similar to BNF (Backus-Naur form).
It is made specially to support SQL grammar.
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| Constructor Summary | |
| | Bnf()
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| COMBINE_KEYWORDS | | final static boolean COMBINE_KEYWORDS(Code) | | |
| addFixedRule | | void addFixedRule(String name, int fixedType)(Code) | | |
| getInstance | | public static Bnf getInstance(Reader csv) throws Exception(Code) | | Create an instance using the grammar specified in the CSV file.
Parameters:
csv - if not specified, the help.csv is used a new instance |
| getNextTokenList | | public HashMap getNextTokenList(String query)(Code) | | Get the list of tokens that can follow.
This is the main autocomplete method.
The returned map for the query 'S' may look like this:
key: 1#SELECT, value: ELECT
key: 1#SET, value: ET
Parameters:
query - the start of the statement the map of possible token types / tokens |
| getStatements | | public ArrayList getStatements()(Code) | | Get the list of possible statements.
the list of statements |
| getSyntaxHtml | | public String getSyntaxHtml(String rule, String syntax)(Code) | | Get the HTML documentation for a given syntax.
Parameters:
rule - the rule (topic)
Parameters:
syntax - the BNF syntax the HTML formatted text |
| linkStatements | | public void linkStatements()(Code) | | Cross-link all statements with each other.
This method is called after updating the topics.
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| updateTopic | | public void updateTopic(String topic, DbContextRule rule)(Code) | | Update a topic with a context specific rule.
This is used for autocomplete support.
Parameters:
topic - the topic
Parameters:
rule - the database context rule |
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