public final Class InternalSubstringStringExpressionBNF

Class Inheritance

extends JPQLQueryBNF

Annotations

The query BNF for the parameter of the LENGTH expression.
JPA 1.0:

BNF ::= SUBSTRING(string_primary, simple_arithmetic_expression, simple_arithmetic_expression)

JPA 2.0:

BNF ::= SUBSTRING(string_primary, simple_arithmetic_expression [, simple_arithmetic_expression])

JPA 2.1:

BNF ::= SUBSTRING(string_expression, arithmetic_expression [, arithmetic_expression])

Field Summary

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

Access	Constructor and Description
public	InternalSubstringStringExpressionBNF() Creates a new `InternalSubstringStringExpressionBNF`.

Modifier and Type	Method and Description
protected void	initialize() Overrides org.eclipse.persistence.jpa.jpql.parser.JPQLQueryBNF.initialize. Initializes this BNF by registering child `JPQLQueryBNFs` and `ExpressionFactories`.

ID	back to summary
public static final String ID The unique identifier of this BNF rule.

InternalSubstringStringExpressionBNF	back to summary
public InternalSubstringStringExpressionBNF() Creates a new `InternalSubstringStringExpressionBNF`.

initialize back to summary

initialize	back to summary
protected void initialize() Overrides org.eclipse.persistence.jpa.jpql.parser.JPQLQueryBNF.initialize. Doc from org.eclipse.persistence.jpa.jpql.parser.JPQLQueryBNF.initialize. Initializes this BNF by registering child `JPQLQueryBNFs` and `ExpressionFactories`. Annotations @Override

protected void initialize()

Initializes this BNF by registering child JPQLQueryBNFs and ExpressionFactories.

Annotations