Examples of org.eclipse.persistence.jpa.jpql.model.query.SelectClauseStateObject

Package org.eclipse.persistence.jpa.jpql.model.query

Examples of org.eclipse.persistence.jpa.jpql.model.query.SelectClauseStateObject

org.eclipse.persistence.jpa.jpql.model.query.SelectClauseStateObject
The SELECT statement queries data from entities, which determines the type of the objects or values to be selected.
```
BNF: select_clause ::= SELECT [DISTINCT] select_expression {, select_expression} select_expression ::= single_valued_path_expression | aggregate_expression | identification_variable | OBJECT(identification_variable) | constructor_expression
```
@see SelectStatementStateObject @see SelectClause @version 2.4 @since 2.4 @author Pascal Filion

     * {@inheritDoc}
     */
    @Override
    public void visit(SelectClause expression) {


      SelectClauseStateObject selectClause = stateObject.getSelectClause();
      selectClause.setExpression(expression);
      selectClause.setDistinct(expression.hasDistinct());


      for (Expression child : children(expression.getSelectExpression())) {


        StateObject stateObject = getSelectItemBuilder().buildStateObject(selectClause, child);


        if (stateObject != null) {
          selectClause.addItem(stateObject);
        }
      }
    }

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     * {@inheritDoc}
     */
    @Override
    public void visit(SelectClause expression) {


      SelectClauseStateObject selectClause = stateObject.getSelectClause();
      selectClause.setExpression(expression);
      selectClause.setDistinct(expression.hasDistinct());


      for (Expression child : children(expression.getSelectExpression())) {


        StateObject stateObject = getSelectItemBuilder().buildStateObject(selectClause, child);


        if (stateObject != null) {
          selectClause.addItem(stateObject);
        }
      }
    }

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     * {@inheritDoc}
     */
    @Override
    public void visit(SelectClause expression) {


      SelectClauseStateObject selectClause = stateObject.getSelectClause();
      selectClause.setExpression(expression);
      selectClause.setDistinct(expression.hasDistinct());


      for (Expression child : children(expression.getSelectExpression())) {


        StateObject stateObject = getSelectItemBuilder().buildStateObject(selectClause, child);


        if (stateObject != null) {
          selectClause.addItem(stateObject);
        }
      }
    }

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Related Classes of org.eclipse.persistence.jpa.jpql.model.query.SelectClauseStateObject

org.eclipse.persistence.jpa.jpql.model.BasicStateObjectBuilder$SelectStatementBuilder

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