public class WhereClauseStateObject extends AbstractConditionalClauseStateObject
WHERE clause of a query consists of a conditional expression used to
select objects or values that satisfy the expression. The WHERE clause
restricts the result of a select statement or the scope of an update or delete operation.
where_clause ::= WHERE conditional_expressionWhereClauseCONDITIONAL_STATE_OBJECT_PROPERTY| Constructor and Description |
|---|
WhereClauseStateObject(AbstractModifyStatementStateObject parent)
Creates a new
WhereClauseStateObject. |
WhereClauseStateObject(AbstractSelectStatementStateObject parent)
Creates a new
WhereClauseStateObject. |
| Modifier and Type | Method and Description |
|---|---|
void |
accept(StateObjectVisitor visitor)
Visits this
StateObject by the given visitor. |
WhereClause |
getExpression()
Returns the actual parsed object if this
StateObject representation of the JPQL query
was created by parsing an existing JPQL query. |
java.lang.String |
getIdentifier()
Returns the JPQL identifier of this clause.
|
void |
setExpression(WhereClause 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. |
addChildren, andParse, getBuilder, getConditional, hasConditional, isEquivalent, orParse, parse, setConditional, shouldEncapsulateORExpression, toTextInternalacceptUnknownVisitor, acceptUnknownVisitor, 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, toTextpublic WhereClauseStateObject(AbstractModifyStatementStateObject parent)
WhereClauseStateObject.parent - The parent of this state object, which cannot be nulljava.lang.NullPointerException - The given parent cannot be nullpublic WhereClauseStateObject(AbstractSelectStatementStateObject parent)
WhereClauseStateObject.parent - The parent of this state object, which cannot be nulljava.lang.NullPointerException - The given parent cannot be nullpublic void accept(StateObjectVisitor visitor)
StateObject by the given visitor.visitor - The visitor to visit this objectpublic WhereClause 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 java.lang.String getIdentifier()
getIdentifier in class AbstractConditionalClauseStateObjectpublic void setExpression(WhereClause 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 Where
clause