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java.lang.Objectorg.exolab.castor.jdo.oql.Lexer
public final class Lexer
Seperates an input string of OQL into a stream of Token
s.
Constructor Summary | |
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Lexer(java.lang.String oqlQueryString)
Creates a lexer which will seperate a string query into a series of tokens. |
Method Summary | |
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boolean |
hasMoreTokens()
Checks whether the query strin has been fully consumed. |
Token |
nextToken()
Returns the next Token from the stream. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public Lexer(java.lang.String oqlQueryString)
oqlQueryString
- The string representation of the OQL QueryMethod Detail |
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public boolean hasMoreTokens()
public Token nextToken() throws InvalidCharException
Token
from the stream.
InvalidCharException
- if an invalid character is found while
generating the next Token.
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