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Oracle Fusion Middleware Java API Reference for Oracle TopLink 11g Release 1 (11.1.1) E28847-01 |
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java.lang.Object
org.eclipse.persistence.jpa.internal.jpql.parser.JPQLQueryBNF
org.eclipse.persistence.jpa.internal.jpql.parser.FunctionsReturningNumericsBNF
public final class FunctionsReturningNumericsBNF
The query BNF for a function expression returning a numeric value.
functions_returning_numerics::= LENGTH(string_primary) | LOCATE(string_primary, string_primary[, simple_arithmetic_expression]) | ABS(simple_arithmetic_expression) | SQRT(simple_arithmetic_expression) | MOD(simple_arithmetic_expression, simple_arithmetic_expression) | SIZE(collection_valued_path_expression) | INDEX(identification_variable)
Field Summary | |
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static java.lang.String |
ID The unique identifier of this BNF rule. |
Constructor Summary | |
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FunctionsReturningNumericsBNF() Creates a new FunctionsReturningNumericsBNF . |
Method Summary | |
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(package private) void |
initialize() Initializes this BNF rule by registering child BNF rules and expression factories . |
Methods inherited from class org.eclipse.persistence.jpa.internal.jpql.parser.JPQLQueryBNF |
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addChildren, children, expressionFactory, expressionFactoryIds, getFallbackBNFId, getFallbackExpressionFactoryId, getId, handleAggregate, handleCollection, hasIdentifier, identifiers, isCompound, nonCompoundChildren, registerChild, registerExpressionFactory, toString |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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public static final java.lang.String ID
Constructor Detail |
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FunctionsReturningNumericsBNF()
FunctionsReturningNumericsBNF
.Method Detail |
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void initialize()
BNF rules
and expression factories
.initialize
in class JPQLQueryBNF
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