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java.lang.Objectorg.eclipse.persistence.jpa.jpql.model.query.AbstractStateObject
org.eclipse.persistence.jpa.jpql.model.query.AbstractModifyStatementStateObject
org.eclipse.persistence.jpa.jpql.model.query.DeleteStatementStateObject
public class DeleteStatementStateObject
Bulk delete operation apply to entities of a single entity class (together with its subclasses, if any).
delete_statement ::= delete_clause [where_clause]
DeleteStatement| Field Summary |
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| Fields inherited from class org.eclipse.persistence.jpa.jpql.model.query.AbstractModifyStatementStateObject |
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WHERE_CLAUSE_PROPERTY |
| Constructor Summary | |
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DeleteStatementStateObject(JPQLQueryStateObject parent)
Creates a new DeleteStatementStateObject. |
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| Method Summary | |
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void |
accept(StateObjectVisitor visitor)
Visits this StateObject by the given visitor. |
protected AbstractModifyClauseStateObject |
buildModifyClause()
Creates the actual AbstractModifyClauseStateObject that represents the modify clause. |
DeleteStatement |
getExpression()
Returns the actual parsed object if this StateObject representation of the JPQL query
was created by parsing an existing JPQL query. |
DeleteClauseStateObject |
getModifyClause()
Returns the state object representing the DELETE clause. |
void |
setExpression(DeleteStatement expression)
Keeps a reference of the parsed object object, which should only be
done when this object is instantiated during the conversion of a parsed JPQL query into
StateObjects. |
| Methods inherited from class org.eclipse.persistence.jpa.jpql.model.query.AbstractModifyStatementStateObject |
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addChildren, addWhereClause, getAbstractSchemaName, getAbstractSchemaNameStateObject, getDeclaration, getEntity, getIdentificationVariable, getIdentificationVariableStateObject, getParent, getRangeVariableDeclaration, getWhereClause, hasWhereClause, initialize, isEquivalent, removeWhereClause, setConditionalStateObject, setDeclaration, setDeclaration, setDeclaration, setDeclaration, setEntity, setEntityName, setIdentificationVariable, toggleWhereClause, toTextInternal |
| Methods inherited from class org.eclipse.persistence.jpa.jpql.model.query.AbstractStateObject |
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acceptUnknownVisitor, acceptUnknownVisitor, addProblems, addPropertyChangeListener, areEquivalent, buildProblem, buildProblem, buildStateObject, buildStateObjects, checkParent, children, decorate, equals, findIdentificationVariable, firePropertyChanged, getChangeSupport, getDecorator, getGrammar, getManagedTypeProvider, getQueryBuilder, getRoot, getType, getType, getTypeHelper, getTypeRepository, hashCode, isDecorated, parent, parent, parent, removePropertyChangeListener, setExpression, setParent, toString, toString, toStringInternal, toStringItems, toText |
| Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
| Constructor Detail |
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public DeleteStatementStateObject(JPQLQueryStateObject parent)
DeleteStatementStateObject.
parent - The parent of this state object, which cannot be null
java.lang.NullPointerException - The given parent cannot be null| Method Detail |
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public void accept(StateObjectVisitor visitor)
StateObject by the given visitor.
visitor - The visitor to visit this objectprotected AbstractModifyClauseStateObject buildModifyClause()
AbstractModifyClauseStateObject that represents the modify clause.
buildModifyClause in class AbstractModifyStatementStateObjectpublic DeleteStatement getExpression()
StateObject representation of the JPQL query
was created by parsing an existing JPQL query.
getExpression in interface StateObjectgetExpression in class AbstractStateObjectStateObject
or null when the JPQL query is manually created (i.e. not from a string)public DeleteClauseStateObject getModifyClause()
DELETE clause.
getModifyClause in class AbstractModifyStatementStateObjectDELETE clause, which is never
nullpublic void setExpression(DeleteStatement expression)
parsed object object, which should only be
done when this object is instantiated during the conversion of a parsed JPQL query into
StateObjects.
expression - The parsed object representing a DELETE
statement
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