Package org.eclipse.persistence.jpa.jpql.parser

Class StringPrimaryBNF

java.lang.Object

org.eclipse.persistence.jpa.jpql.parser.JPQLQueryBNF

org.eclipse.persistence.jpa.jpql.parser.StringPrimaryBNF

public final class StringPrimaryBNF
extends JPQLQueryBNF

The query BNF for a string primary expression.

JPA 1.0:

BNF: string_primary ::= state_field_path_expression | string_literal | input_parameter | functions_returning_strings | aggregate_expression

JPA 2.0:

BNF: string_primary ::= state_field_path_expression | string_literal | input_parameter | functions_returning_strings | aggregate_expression | case_expression

JPA 2.1: string_primary becomes string_expression

BNF: string_primary ::= state_field_path_expression | string_literal | input_parameter | functions_returning_strings | aggregate_expression | case_expression | function_invocation | (subquery)

Version:

2.5

Author:

Pascal Filion

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ID	The unique identifier of this BNF rule.

Constructor Summary

Constructors

Constructor	Description
StringPrimaryBNF()	Creates a new StringPrimaryBNF.

Method Summary

Modifier and Type	Method	Description
protected void	initialize()	Initializes this BNF by registering child JPQLQueryBNFs and ExpressionFactories.

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

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details

ID

public static final String ID

The unique identifier of this BNF rule.

See Also:

• Constant Field Values

Constructor Details

StringPrimaryBNF

public StringPrimaryBNF()

Creates a new StringPrimaryBNF.

Method Details

initialize

protected void initialize()

Description copied from class: JPQLQueryBNF

Initializes this BNF by registering child JPQLQueryBNFs and ExpressionFactories.

Overrides:

initialize in class JPQLQueryBNF