Package org.hibernate.metamodel.mapping.ordering.ast

Class SelfRenderingOrderingExpression

java.lang.Object

org.hibernate.sql.ast.tree.expression.SelfRenderingSqlFragmentExpression

org.hibernate.metamodel.mapping.ordering.ast.SelfRenderingOrderingExpression

All Implemented Interfaces:

Node, OrderingExpression, SqlSelectionProducer, Expression, SelfRenderingExpression, SqlAstNode

public class SelfRenderingOrderingExpression
extends SelfRenderingSqlFragmentExpression
implements OrderingExpression

Represents a self rendering expression i.e. usually a literal used in an order-by fragment

API Note:

This is Hibernate-specific feature. For OrderBy (JPA) all path references are expected to be domain paths (attributes).

Constructor Summary

Constructors

Constructor	Description
SelfRenderingOrderingExpression(String expression)

Method Summary

Modifier and Type	Method	Description
void	apply(QuerySpec ast, TableGroup tableGroup, String collation, String modelPartName, SortDirection sortOrder, NullPrecedence nullPrecedence, SqlAstCreationState creationState)	Apply the SQL AST sort-specifications associated with this ordering-expression
Expression	resolve(QuerySpec ast, TableGroup tableGroup, String modelPartName, SqlAstCreationState creationState)
String	toDescriptiveText()

Methods inherited from class org.hibernate.sql.ast.tree.expression.SelfRenderingSqlFragmentExpression

getExpression, getExpressionType, renderToSql

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.hibernate.sql.ast.tree.expression.Expression

createDomainResultSqlSelection, createDomainResultSqlSelection, createSqlSelection, createSqlSelection, getColumnReference

Methods inherited from interface org.hibernate.sql.ast.tree.expression.SelfRenderingExpression

accept

Constructor Detail

SelfRenderingOrderingExpression

public SelfRenderingOrderingExpression(String expression)

Method Detail

resolve

public Expression resolve(QuerySpec ast,
                          TableGroup tableGroup,
                          String modelPartName,
                          SqlAstCreationState creationState)

Specified by:

resolve in interface OrderingExpression

apply

public void apply(QuerySpec ast,
                  TableGroup tableGroup,
                  String collation,
                  String modelPartName,
                  SortDirection sortOrder,
                  NullPrecedence nullPrecedence,
                  SqlAstCreationState creationState)

Description copied from interface: OrderingExpression

Apply the SQL AST sort-specifications associated with this ordering-expression

Specified by:

apply in interface OrderingExpression

toDescriptiveText

public String toDescriptiveText()

Specified by:

toDescriptiveText in interface OrderingExpression