Class InternalFromClauseBNF
- java.lang.Object
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- org.eclipse.persistence.jpa.jpql.parser.JPQLQueryBNF
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- org.eclipse.persistence.jpa.jpql.parser.InternalFromClauseBNF
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public final class InternalFromClauseBNF extends JPQLQueryBNF
The query BNF for theFROMdeclaration, basically what follows theFROMidentifier.JPA:
BNF:from_clause ::= FROM identification_variable_declaration {, {identification_variable_declaration | collection_member_declaration}}*EclipseLink 2.4:
BNF:from_clause ::= FROM identification_variable_declaration {, {identification_variable_declaration | collection_member_declaration | (subquery) | table_declaration }}*- Version:
- 2.4
- Author:
- Pascal Filion
- Since:
- 2.3
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Field Summary
Fields Modifier and Type Field Description static java.lang.StringIDThe unique identifier of this BNF rule.
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Constructor Summary
Constructors Constructor Description InternalFromClauseBNF()Creates a newInternalFromClauseBNF.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected voidinitialize()Initializes this BNF by registering childJPQLQueryBNFsandExpressionFactories.-
Methods inherited from class org.eclipse.persistence.jpa.jpql.parser.JPQLQueryBNF
children, getExpressionFactory, getExpressionFactoryIds, getExpressionRegistry, getFallbackBNFId, getFallbackExpressionFactoryId, getId, getIdentifiers, handleAggregate, handleCollection, handlesNestedArray, handleSubExpression, hasChild, hasIdentifier, isCompound, nonCompoundChildren, registerChild, registerExpressionFactory, setCompound, setFallbackBNFId, setFallbackExpressionFactoryId, setHandleAggregate, setHandleCollection, setHandleNestedArray, setHandleSubExpression, toString, toString
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Field Detail
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ID
public static final java.lang.String ID
The unique identifier of this BNF rule.- See Also:
- Constant Field Values
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Method Detail
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initialize
protected void initialize()
Initializes this BNF by registering childJPQLQueryBNFsandExpressionFactories.- Overrides:
initializein classJPQLQueryBNF
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