Class UnknownExpressionStateObject
- java.lang.Object
-
- org.eclipse.persistence.jpa.jpql.tools.model.query.AbstractStateObject
-
- org.eclipse.persistence.jpa.jpql.tools.model.query.SimpleStateObject
-
- org.eclipse.persistence.jpa.jpql.tools.model.query.UnknownExpressionStateObject
-
- All Implemented Interfaces:
StateObject
public class UnknownExpressionStateObject extends SimpleStateObject
ThisStateObjectholds onto an unknown portion of a JPQL query that could not be parsed.- Version:
- 2.4
- See Also:
UnknownExpression- Author:
- Pascal Filion
- Since:
- 2.4
-
-
Field Summary
-
Fields inherited from class org.eclipse.persistence.jpa.jpql.tools.model.query.SimpleStateObject
TEXT_PROPERTY
-
-
Constructor Summary
Constructors Constructor Description UnknownExpressionStateObject(StateObject parent, java.lang.String text)Creates a newUnknownExpressionStateObject.
-
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voidaccept(StateObjectVisitor visitor)Visits thisStateObjectby the givenvisitor.UnknownExpressiongetExpression()Returns the actual parsed object if thisStateObjectrepresentation of the JPQL query was created by parsing an existing JPQL query.voidsetExpression(UnknownExpression expression)Keeps a reference of theparsed objectobject, which should only be done when this object is instantiated during the conversion of a parsed JPQL query intoStateObjects.-
Methods inherited from class org.eclipse.persistence.jpa.jpql.tools.model.query.SimpleStateObject
getText, hasText, isEquivalent, setText, setTextInternally, toTextInternal
-
Methods inherited from class org.eclipse.persistence.jpa.jpql.tools.model.query.AbstractStateObject
acceptUnknownVisitor, acceptUnknownVisitor, addChildren, addProblems, addPropertyChangeListener, areEquivalent, buildProblem, buildProblem, buildStateObject, buildStateObjects, checkParent, children, decorate, equals, findIdentificationVariable, firePropertyChanged, getChangeSupport, getDeclaration, getDecorator, getGrammar, getManagedTypeProvider, getParent, getQueryBuilder, getRoot, getType, getType, getTypeHelper, getTypeRepository, hashCode, initialize, isDecorated, parent, parent, parent, removePropertyChangeListener, setExpression, setParent, toString, toString, toStringInternal, toStringItems, toText
-
-
-
-
Constructor Detail
-
UnknownExpressionStateObject
public UnknownExpressionStateObject(StateObject parent, java.lang.String text)
Creates a newUnknownExpressionStateObject.- Parameters:
parent- The parent of this state object, which cannot benulltext- The unknown expression- Throws:
java.lang.NullPointerException- The given parent cannot benull
-
-
Method Detail
-
accept
public void accept(StateObjectVisitor visitor)
Visits thisStateObjectby the givenvisitor.- Parameters:
visitor- Thevisitorto visit this object
-
getExpression
public UnknownExpression getExpression()
Returns the actual parsed object if thisStateObjectrepresentation of the JPQL query was created by parsing an existing JPQL query.- Specified by:
getExpressionin interfaceStateObject- Overrides:
getExpressionin classAbstractStateObject- Returns:
- The parsed object when a JPQL query is parsed and converted into a
StateObjectornullwhen the JPQL query is manually created (i.e. not from a string)
-
setExpression
public void setExpression(UnknownExpression expression)
Keeps a reference of theparsed objectobject, which should only be done when this object is instantiated during the conversion of a parsed JPQL query intoStateObjects.- Parameters:
expression- Theparsed objectrepresenting an unknown expression
-
-