| /* |
| * Copyright (c) 1998, 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: |
| // Oracle - initial API and implementation from Oracle TopLink |
| |
| package org.eclipse.persistence.internal.xr; |
| |
| // Javase imports |
| |
| // Java extension imports |
| |
| // EclipseLink imports |
| import org.eclipse.persistence.descriptors.ClassDescriptor; |
| import org.eclipse.persistence.exceptions.DBWSException; |
| import org.eclipse.persistence.queries.DatabaseQuery; |
| |
| /** |
| * <p><b>INTERNAL:</b> NamedQueryHandler retrieves the TopLink {@link DatabaseQuery} |
| * from the named query |
| * |
| * @author Mike Norman - michael.norman@oracle.com |
| * @since EclipseLink 1.x |
| */ |
| public class NamedQueryHandler extends QueryHandler { |
| |
| protected String name; |
| protected String descriptor; |
| |
| public String getName() { |
| return name; |
| } |
| |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| public String getDescriptor() { |
| return descriptor; |
| } |
| |
| public void setDescriptor(String descriptor) { |
| this.descriptor = descriptor; |
| } |
| |
| @Override |
| public void validate(XRServiceAdapter xrService, QueryOperation queryOperation) { |
| if (descriptor != null) { |
| if (!xrService.getORSession().getProject().getAliasDescriptors().containsKey(descriptor)) { |
| throw DBWSException.couldNotLocateDescriptorForOperation(descriptor, getName()); |
| } |
| ClassDescriptor cd = xrService.getORSession().getProject().getDescriptorForAlias(descriptor); |
| if (cd.getQueryManager().getQuery(name) == null) { |
| boolean foundQuery = false; |
| |
| for (DatabaseQuery q : xrService.getORSession().getProject().getJPAQueries()) { |
| if (q.getName().equals(name)) { |
| foundQuery = true; |
| cd.getQueryManager().addQuery(name, q); |
| break; |
| } |
| } |
| if (!foundQuery) { |
| throw DBWSException.couldNotLocateQueryForDescriptor(name, descriptor); |
| } |
| } |
| } else if (xrService.getORSession().getQuery(name) == null) { |
| boolean foundQuery = false; |
| for (DatabaseQuery q : xrService.getORSession().getJPAQueries()) { |
| if (q.getName().equals(name)) { |
| foundQuery = true; |
| break; |
| } |
| } |
| if (!foundQuery) { |
| throw DBWSException.couldNotLocateQueryForSession(name,xrService.getORSession().getName()); |
| } |
| } |
| } |
| |
| @Override |
| public void initialize(XRServiceAdapter xrService, QueryOperation queryOperation) { |
| if (descriptor != null) { |
| ClassDescriptor cd = xrService.getORSession().getProject().getDescriptorForAlias(descriptor); |
| databaseQuery = cd.getQueryManager().getQuery(name); |
| } else { |
| databaseQuery = xrService.getORSession().getQuery(name); |
| if (databaseQuery == null) { |
| // must be a JPAQuery |
| for (DatabaseQuery q : xrService.getORSession().getJPAQueries()) { |
| if (q.getName().equals(name)) { |
| databaseQuery = q; |
| break; |
| } |
| } |
| } |
| } |
| } |
| } |