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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.InternalJoinBNF
public final class InternalJoinBNF
The query BNF for what's following the join identifier.
Field Summary | |
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static java.lang.String |
ID The unique identifier of this BNF rule. |
Constructor Summary | |
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InternalJoinBNF() Creates a new InternalJoinBNF . |
Method Summary | |
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boolean |
handleAggregate() Determines whether the Expression handles a collection of sub-expressions that are aggregated by logical or arithmetic operators. |
boolean |
handleCollection() Determines whether the Expression handles a collection of sub-expressions that are separated by commas. |
(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, 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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InternalJoinBNF()
InternalJoinBNF
.Method Detail |
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public boolean handleAggregate()
Expression
handles a collection of sub-expressions that are aggregated by logical or arithmetic operators.handleAggregate
in class JPQLQueryBNF
true
if the sub-expression to parse might have several logical and/or arithmetic expressions; false
otherwisepublic boolean handleCollection()
Expression
handles a collection of sub-expressions that are separated by commas.handleCollection
in class JPQLQueryBNF
true
if the sub-expression to parse might have several sub-expressions separated by commas; false
otherwisevoid initialize()
BNF rules
and expression factories
.initialize
in class JPQLQueryBNF
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