| /* |
| * 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.sling.fsprovider.internal.mapper.jcr; |
| |
| import javax.jcr.AccessDeniedException; |
| import javax.jcr.InvalidItemStateException; |
| import javax.jcr.Item; |
| import javax.jcr.ItemExistsException; |
| import javax.jcr.ItemNotFoundException; |
| import javax.jcr.ItemVisitor; |
| import javax.jcr.Node; |
| import javax.jcr.ReferentialIntegrityException; |
| import javax.jcr.RepositoryException; |
| import javax.jcr.Session; |
| import javax.jcr.lock.LockException; |
| import javax.jcr.nodetype.ConstraintViolationException; |
| import javax.jcr.nodetype.NoSuchNodeTypeException; |
| import javax.jcr.version.VersionException; |
| |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.commons.lang3.builder.ToStringBuilder; |
| import org.apache.commons.lang3.builder.ToStringStyle; |
| import org.apache.sling.api.resource.Resource; |
| import org.apache.sling.api.resource.ResourceResolver; |
| import org.apache.sling.api.resource.ValueMap; |
| import org.apache.sling.fsprovider.internal.mapper.ContentFile; |
| |
| /** |
| * Simplified implementation of read-only content access via the JCR API. |
| */ |
| abstract class FsItem implements Item { |
| |
| protected final ContentFile contentFile; |
| protected final ResourceResolver resolver; |
| protected final ValueMap props; |
| |
| public FsItem(ContentFile contentFile, ResourceResolver resolver) { |
| this.contentFile = contentFile; |
| this.resolver = resolver; |
| this.props = contentFile.getValueMap(); |
| } |
| |
| @Override |
| public String getPath() throws RepositoryException { |
| if (contentFile.getSubPath() == null) { |
| return contentFile.getPath(); |
| } |
| else { |
| return contentFile.getPath() + "/" + contentFile.getSubPath(); |
| } |
| } |
| |
| @Override |
| public Item getAncestor(int depth) throws ItemNotFoundException, AccessDeniedException, RepositoryException { |
| String path; |
| if (depth == 0) { |
| path = "/"; |
| } |
| else { |
| String[] pathParts = StringUtils.splitPreserveAllTokens(getPath(), "/"); |
| path = StringUtils.join(pathParts, "/", 0, depth + 1); |
| } |
| Resource resource = resolver.getResource(path); |
| if (resource != null) { |
| Node refNode = resource.adaptTo(Node.class); |
| if (refNode != null) { |
| return refNode; |
| } |
| } |
| throw new ItemNotFoundException(); |
| } |
| |
| @Override |
| public int getDepth() throws RepositoryException { |
| if (StringUtils.equals("/", getPath())) { |
| return 0; |
| } else { |
| return StringUtils.countMatches(getPath(), "/"); |
| } |
| } |
| |
| @Override |
| public Session getSession() throws RepositoryException { |
| return resolver.adaptTo(Session.class); |
| } |
| |
| @Override |
| public boolean isNode() { |
| return (this instanceof Node); |
| } |
| |
| @Override |
| public boolean isNew() { |
| return false; |
| } |
| |
| @Override |
| public boolean isModified() { |
| return false; |
| } |
| |
| @Override |
| public boolean isSame(Item otherItem) throws RepositoryException { |
| return StringUtils.equals(getPath(), otherItem.getPath()); |
| } |
| |
| @Override |
| public void accept(ItemVisitor visitor) throws RepositoryException { |
| // do nothing |
| } |
| |
| @Override |
| public String toString() { |
| try { |
| return new ToStringBuilder(this, ToStringStyle.SHORT_PREFIX_STYLE) |
| .append("path", getPath()) |
| .build(); |
| } |
| catch (RepositoryException ex) { |
| throw new RuntimeException(ex); |
| } |
| } |
| |
| |
| // --- unsupported methods --- |
| |
| @Override |
| public void save() throws AccessDeniedException, ItemExistsException, ConstraintViolationException, |
| InvalidItemStateException, ReferentialIntegrityException, VersionException, LockException, |
| NoSuchNodeTypeException, RepositoryException { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public void refresh(boolean keepChanges) throws InvalidItemStateException, RepositoryException { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public void remove() throws VersionException, LockException, ConstraintViolationException, AccessDeniedException, |
| RepositoryException { |
| throw new UnsupportedOperationException(); |
| } |
| |
| } |