Class DeleteClauseFactory
java.lang.Object
org.eclipse.persistence.jpa.jpql.parser.ExpressionFactory
org.eclipse.persistence.jpa.jpql.parser.DeleteClauseFactory
- All Implemented Interfaces:
Comparable<ExpressionFactory>
This
DeleteClauseFactory
creates a new DeleteClause
when the portion of the query
to parse starts with DELETE FROM.- Since:
- 2.3
- Version:
- 2.4
- See Also:
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Field Summary
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionprotected AbstractExpression
buildExpression
(AbstractExpression parent, WordParser wordParser, String word, JPQLQueryBNF queryBNF, AbstractExpression expression, boolean tolerant) Creates a newExpression
.Methods inherited from class org.eclipse.persistence.jpa.jpql.parser.ExpressionFactory
compareTo, equals, getExpressionRegistry, getId, hashCode, identifiers, toString
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Field Details
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ID
The unique identifier of thisDeleteClause
.- See Also:
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Constructor Details
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DeleteClauseFactory
public DeleteClauseFactory()Creates a newDeleteClauseFactory
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Method Details
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buildExpression
protected AbstractExpression buildExpression(AbstractExpression parent, WordParser wordParser, String word, JPQLQueryBNF queryBNF, AbstractExpression expression, boolean tolerant) Description copied from class:ExpressionFactory
Creates a newExpression
.- Specified by:
buildExpression
in classExpressionFactory
- Parameters:
parent
- The parentAbstractExpression
wordParser
- The text to parse based on the current position of the cursorword
- The current word being parsedqueryBNF
- The BNF grammar that was used to identifier this factory to be capable to parse a portion of the queryexpression
- During the parsing, it is possible the first part of an expression was parsed which needs to be used as a sub-expression of the newly created expression- Returns:
- A new
AbstractExpression
representing the portion or the totality of the text held byWordParser
starting at the cursor position
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