ExpressionDomainResultProducer (Hibernate Javadocs)

java.lang.Object
- org.hibernate.query.sqm.mutation.internal.ExpressionDomainResultProducer

All Implemented Interfaces:

DomainResultProducer<Object>, SqlSelectionProducer, Expression, SqlAstNode
```
public class ExpressionDomainResultProducer
extends Object
implements DomainResultProducer<Object>, Expression
```
A wrapper around a basic Expression that produces a BasicResult as domain result.

Constructor Summary

Constructors
Constructor Description

ExpressionDomainResultProducer(Expression expression)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`accept(SqlAstWalker sqlTreeWalker)`
`void`	`applySqlSelections(DomainResultCreationState creationState)`	Used when this producer is a selection in a sub-query.
`DomainResult<Object>`	`createDomainResult(String resultVariable, DomainResultCreationState creationState)`	Produce the domain query
`JdbcMappingContainer`	`getExpressionType()`	The type for this expression

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, createSqlSelection, getColumnReference

- Constructor Detail
  - ExpressionDomainResultProducer
```
public ExpressionDomainResultProducer(Expression expression)
```
- Method Detail
  - createDomainResult
```
public DomainResult<Object> createDomainResult(String resultVariable,
                                               DomainResultCreationState creationState)
```
    Description copied from interface: DomainResultProducer
    
    Produce the domain query
    
    Specified by:
    
    createDomainResult in interface DomainResultProducer<Object>
  - applySqlSelections
```
public void applySqlSelections(DomainResultCreationState creationState)
```
    Description copied from interface: DomainResultProducer
    
    Used when this producer is a selection in a sub-query. The DomainResult is only needed for root query of a SELECT statement. This default impl assumes this producer is a true (Sql)Expression
    
    Specified by:
    
    applySqlSelections in interface DomainResultProducer<Object>
  - accept
```
public void accept(SqlAstWalker sqlTreeWalker)
```
    Specified by:
    
    accept in interface SqlAstNode
  - getExpressionType
```
public JdbcMappingContainer getExpressionType()
```
    Description copied from interface: Expression
    
    The type for this expression
    
    Specified by:
    
    getExpressionType in interface Expression