| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| package org.apache.lenya.cms.site.usecases; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import org.apache.avalon.framework.service.ServiceException; |
| import org.apache.avalon.framework.service.ServiceSelector; |
| import org.apache.lenya.cms.publication.Document; |
| import org.apache.lenya.cms.publication.DocumentFactory; |
| import org.apache.lenya.cms.publication.DocumentManager; |
| import org.apache.lenya.cms.publication.Publication; |
| import org.apache.lenya.cms.publication.PublicationException; |
| import org.apache.lenya.cms.publication.PublicationUtil; |
| import org.apache.lenya.cms.publication.util.DocumentSet; |
| import org.apache.lenya.cms.site.SiteException; |
| import org.apache.lenya.cms.site.SiteManager; |
| import org.apache.lenya.cms.site.SiteStructure; |
| import org.apache.lenya.cms.usecase.AbstractUsecase; |
| import org.apache.lenya.cms.usecase.UsecaseException; |
| |
| /** |
| * Empty the trash. |
| * |
| * @version $Id$ |
| */ |
| public class EmptyTrash extends AbstractUsecase { |
| |
| protected static final String DOCUMENTS = "documents"; |
| |
| /** |
| * @see org.apache.lenya.cms.usecase.AbstractUsecase#initParameters() |
| */ |
| protected void initParameters() { |
| super.initParameters(); |
| try { |
| Document[] documents = getTrashDocuments(); |
| setParameter(DOCUMENTS, Arrays.asList(documents)); |
| } catch (SiteException e) { |
| throw new RuntimeException(e); |
| } catch (PublicationException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| /** |
| * Lock the following objects: |
| * <ul> |
| * <li>all involved documents in the trash area</li> |
| * <li>the document trash site structure</li> |
| * </ul> |
| * @see org.apache.lenya.cms.usecase.AbstractUsecase#getNodesToLock() |
| */ |
| protected org.apache.lenya.cms.repository.Node[] getNodesToLock() throws UsecaseException { |
| List nodes = new ArrayList(); |
| ServiceSelector selector = null; |
| SiteManager siteManager = null; |
| |
| try { |
| Publication publication = PublicationUtil.getPublicationFromUrl(this.manager, |
| getDocumentFactory(), |
| getSourceURL()); |
| DocumentFactory identityMap = getDocumentFactory(); |
| Document[] docs = getTrashDocuments(); |
| for (int i = 0; i < docs.length; i++) { |
| nodes.add(docs[i].getRepositoryNode()); |
| } |
| |
| selector = (ServiceSelector) this.manager.lookup(SiteManager.ROLE + "Selector"); |
| siteManager = (SiteManager) selector.select(publication.getSiteManagerHint()); |
| SiteStructure structure = siteManager.getSiteStructure(identityMap, |
| publication, |
| Publication.TRASH_AREA); |
| nodes.add(structure.getRepositoryNode()); |
| } catch (Exception e) { |
| throw new UsecaseException(e); |
| } finally { |
| if (selector != null) { |
| if (siteManager != null) { |
| selector.release(siteManager); |
| } |
| this.manager.release(selector); |
| } |
| } |
| return (org.apache.lenya.cms.repository.Node[]) nodes.toArray(new org.apache.lenya.cms.repository.Node[nodes.size()]); |
| } |
| |
| /** |
| * @see org.apache.lenya.cms.usecase.AbstractUsecase#doExecute() |
| */ |
| protected void doExecute() throws Exception { |
| super.doExecute(); |
| |
| DocumentManager documentManager = null; |
| try { |
| documentManager = (DocumentManager) this.manager.lookup(DocumentManager.ROLE); |
| Document[] documents = getTrashDocuments(); |
| DocumentSet set = new DocumentSet(documents); |
| documentManager.delete(set); |
| } finally { |
| if (documentManager != null) { |
| this.manager.release(documentManager); |
| } |
| } |
| } |
| |
| /** |
| * @return The documents in the trash area. |
| * @throws PublicationException if an error occurs. |
| * @throws SiteException if an error occurs. |
| */ |
| protected Document[] getTrashDocuments() throws PublicationException, SiteException { |
| Publication publication = PublicationUtil.getPublicationFromUrl(this.manager, |
| getDocumentFactory(), |
| getSourceURL()); |
| DocumentFactory identityMap = getDocumentFactory(); |
| Document[] documents; |
| |
| ServiceSelector selector = null; |
| SiteManager siteManager = null; |
| try { |
| selector = (ServiceSelector) this.manager.lookup(SiteManager.ROLE + "Selector"); |
| siteManager = (SiteManager) selector.select(publication.getSiteManagerHint()); |
| documents = siteManager.getDocuments(identityMap, publication, Publication.TRASH_AREA); |
| } catch (ServiceException e) { |
| throw new RuntimeException(e); |
| } finally { |
| if (selector != null) { |
| if (siteManager != null) { |
| selector.release(siteManager); |
| } |
| this.manager.release(selector); |
| } |
| } |
| |
| return documents; |
| } |
| } |