Skip navigation links
org.eclipse.persistence.jpa.internal.jpql.parser
Class GeneralIdentificationExpressionFactory
java.lang.Object
org.eclipse.persistence.jpa.internal.jpql.parser.ExpressionFactory
org.eclipse.persistence.jpa.internal.jpql.parser.GeneralIdentificationExpressionFactory
- All Implemented Interfaces:
- java.lang.Comparable<ExpressionFactory>
- Direct Known Subclasses:
- KeyExpressionFactory, ValueExpressionFactory
-
abstract class GeneralIdentificationExpressionFactory
- extends ExpressionFactory
This ValueExpressionFactory
creates a general identification variable, which is either with the identifier KEY or VALUE and then checks the existence of a path expression.
- Since:
- 2.3
- Version:
- 2.3
- Author:
- Pascal Filion
- See Also:
KeyExpressionFactory
, ValueExpressionFactory
Methods inherited from class java.lang.Object |
clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
GeneralIdentificationExpressionFactory
GeneralIdentificationExpressionFactory(java.lang.String id,
java.lang.String identifier)
- Creates a new
GeneralIdentificationExpressionFactory
.
- Parameters:
id
- The unique identifier of this ExpressionFactory
identifier
- The JPQL identifier handled by this factory
buildExpression
abstract AbstractExpression buildExpression(AbstractExpression parent)
- Creates the actual expression this factory manages.
-
- Parameters:
parent
- The parent of this expression
- Returns:
- The
Expression
this factory manages
buildExpression
final AbstractExpression buildExpression(AbstractExpression parent,
WordParser wordParser,
java.lang.String word,
JPQLQueryBNF queryBNF,
AbstractExpression expression,
boolean tolerant)
- Creates a new
Expression
.
-
- Specified by:
buildExpression
in class ExpressionFactory
-
- Parameters:
parent
- The parent expression
wordParser
- The text to parse based on the current position of the cursor
word
- The current word to parse
queryBNF
- The BNF grammar that was used to identifier this factory to be capable to parse a portion of the query
expression
- 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
Expression
representing a portion or the totality of the given text
getVersion
final IJPAVersion getVersion()
- Returns the supported JPA version.
-
- Overrides:
getVersion
in class ExpressionFactory
-
- Returns:
- The version for which this factory can support
Skip navigation links