AbstractSimpleSelectExpressionStateObjectBuilder (EclipseLink 2.7.15, API Reference)

java.lang.Object
- org.eclipse.persistence.jpa.jpql.tools.model.AbstractStateObjectBuilder
- - org.eclipse.persistence.jpa.jpql.tools.model.AbstractScalarExpressionStateObjectBuilder<ISimpleSelectExpressionStateObjectBuilder>
  - - org.eclipse.persistence.jpa.jpql.tools.model.AbstractSimpleSelectExpressionStateObjectBuilder

All Implemented Interfaces:

IScalarExpressionStateObjectBuilder<ISimpleSelectExpressionStateObjectBuilder>, ISimpleSelectExpressionStateObjectBuilder

Direct Known Subclasses:

AbstractEclipseLinkSimpleSelectExpressionStateObjectBuilder, DefaultSimpleSelectExpressionStateObjectBuilder
```
public abstract class AbstractSimpleSelectExpressionStateObjectBuilder
extends AbstractScalarExpressionStateObjectBuilder<ISimpleSelectExpressionStateObjectBuilder>
implements ISimpleSelectExpressionStateObjectBuilder
```
The abstract implementation of ISimpleSelectExpressionStateObjectBuilder that supports the creation of the select expression based on the JPQL grammar defined in JPA 2.0.

Version:

2.4

Author:

Pascal Filion

Since:

2.4

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`AbstractSimpleSelectExpressionStateObjectBuilder(AbstractSelectClauseStateObject parent)`	Creates a new `AbstractSimpleSelectExpressionStateObjectBuilder`.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected AbstractSelectClauseStateObject`	`getParent()`	Returns the parent of the expression to build, which is only required when a JPQL fragment needs to be parsed.
`ISimpleSelectExpressionStateObjectBuilder`	`variable(java.lang.String variable)`	Creates the expression representing an identification variable.

Methods inherited from class org.eclipse.persistence.jpa.jpql.tools.model.AbstractScalarExpressionStateObjectBuilder
abs, add, arithmetic, avg, avg, avgDistinct, buildCollectionPath, buildIdentificationVariable, buildInputParameter, buildNumeric, buildNumeric, buildStateFieldPath, buildStringLiteral, case_, coalesce, concat, count, count, countDistinct, currentDate, currentTime, currentTimestamp, date, divide, entityType, enumLiteral, function, function, getCaseBuilder, index, length, literal, literals, locate, locate, max, max, maxDistinct, min, min, minDistinct, minus, mod, multiply, nullIf, numeric, numeric, parameter, path, plus, size, sqrt, stateObjects, stateObjects, string, sub, subtract, sum, sum, sumDistinct, type

Methods inherited from class org.eclipse.persistence.jpa.jpql.tools.model.AbstractStateObjectBuilder
add, checkBuilder, checkBuilders, hasStateObjects, pop

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.eclipse.persistence.jpa.jpql.tools.model.IScalarExpressionStateObjectBuilder
abs, add, avg, avgDistinct, case_, coalesce, concat, count, countDistinct, currentDate, currentTime, currentTimestamp, date, divide, entityType, enumLiteral, function, function, getCaseBuilder, index, length, locate, locate, max, maxDistinct, min, minDistinct, minus, mod, multiply, nullIf, numeric, numeric, parameter, path, plus, size, sqrt, string, sub, subtract, sum, sumDistinct, type

Methods inherited from interface org.eclipse.persistence.jpa.jpql.tools.model.ISimpleSelectExpressionStateObjectBuilder
commit

- Constructor Detail
  - AbstractSimpleSelectExpressionStateObjectBuilder
```
protected AbstractSimpleSelectExpressionStateObjectBuilder(AbstractSelectClauseStateObject parent)
```
    Creates a new AbstractSimpleSelectExpressionStateObjectBuilder.
    
    Parameters:
    
    parent - The select clause for which this builder can create a select expression
- Method Detail
  - getParent
```
protected AbstractSelectClauseStateObject getParent()
```
    Returns the parent of the expression to build, which is only required when a JPQL fragment needs to be parsed.
    
    Overrides:
    
    getParent in class AbstractScalarExpressionStateObjectBuilder<ISimpleSelectExpressionStateObjectBuilder>
    
    Returns:
    
    The parent
  - variable
```
public ISimpleSelectExpressionStateObjectBuilder variable(java.lang.String variable)
```
    Creates the expression representing an identification variable.
    
    Specified by:
    
    variable in interface ISimpleSelectExpressionStateObjectBuilder
    
    Parameters:
    
    variable - The identification variable
    
    Returns:
    
    This builder