| /* |
| * Copyright (c) 2011, 2021 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Gordon Yorke - Initial development |
| // |
| package org.eclipse.persistence.internal.jpa.querydef; |
| |
| import java.lang.reflect.Constructor; |
| |
| import jakarta.persistence.criteria.Selection; |
| |
| import org.eclipse.persistence.internal.queries.ReportItem; |
| import org.eclipse.persistence.queries.ConstructorReportItem; |
| |
| /** |
| * <p> |
| * <b>Purpose</b>: Contains the implementation of the Selection interface of the JPA |
| * criteria API. Specifically this class represents the Selection of a Constructor. |
| * <p> |
| * <b>Description</b>: The Selection is the expression describing what should be returned by the query. |
| * |
| * @see jakarta.persistence.criteria Join |
| * |
| * @author gyorke |
| * @since EclipseLink 1.2 |
| */ |
| public class ConstructorSelectionImpl extends CompoundSelectionImpl { |
| |
| protected transient Constructor constructor; |
| protected Class[] constructorArgTypes; |
| |
| public ConstructorSelectionImpl(Class javaType, Selection[] subSelections) { |
| super(javaType, subSelections, true);//need to validate selection items |
| } |
| |
| public ConstructorReportItem translate(){ |
| ConstructorReportItem item = new ConstructorReportItem(this.getAlias()); |
| item.setResultType(this.getJavaType()); |
| item.setConstructor(constructor); |
| for(Selection selection : this.getCompoundSelectionItems()){ |
| if (selection.isCompoundSelection()){ |
| item.addItem(((ConstructorSelectionImpl)selection).translate()); |
| }else{ |
| ReportItem reportItem = new ReportItem(item.getName()+item.getReportItems().size(), |
| ((SelectionImpl)selection).getCurrentNode()); |
| //bug: 297385 - set type here because the selection already knows the type |
| reportItem.setResultType(selection.getJavaType()); |
| item.addItem(reportItem); |
| } |
| } |
| return item; |
| |
| } |
| |
| @Override |
| public boolean isConstructor(){ |
| return true; |
| } |
| |
| /** |
| * INTERNAL: |
| * Set the constructor. |
| */ |
| public void setConstructor(Constructor constructor){ |
| this.constructor = constructor; |
| } |
| |
| /** |
| * INTERNAL: |
| * Set the constructorArgTypes. |
| */ |
| public void setConstructorArgTypes(Class[] constructorArgTypes){ |
| this.constructorArgTypes = constructorArgTypes; |
| } |
| } |