| /* |
| * Copyright 2005 The Apache Software Foundation. |
| * |
| * Licensed 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.jackrabbit.webdav.simple; |
| |
| import org.apache.log4j.Logger; |
| |
| import javax.jcr.Item; |
| import javax.jcr.RepositoryException; |
| import javax.jcr.Node; |
| import javax.jcr.Property; |
| import javax.jcr.Session; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * <code>DefaultItemFilter</code>... |
| */ |
| public class DefaultItemFilter implements ItemFilter { |
| |
| private static Logger log = Logger.getLogger(DefaultItemFilter.class); |
| |
| private List prefixFilter = new ArrayList(); |
| private List uriFilter = new ArrayList(); |
| private List nodetypeFilter = new ArrayList(); |
| |
| public DefaultItemFilter() { |
| } |
| |
| /** |
| * @see ItemFilter#setFilteredURIs(String[]) |
| */ |
| public void setFilteredURIs(String[] uris) { |
| if (uris != null) { |
| for (int i = 0; i < uris.length; i++) { |
| uriFilter.add(uris[i]); |
| } |
| } |
| } |
| |
| /** |
| * @see ItemFilter#setFilteredPrefixes(String[]) |
| */ |
| public void setFilteredPrefixes(String[] prefixes) { |
| if (prefixes != null) { |
| for (int i = 0; i < prefixes.length; i++) { |
| prefixFilter.add(prefixes[i]); |
| } |
| } |
| } |
| |
| /** |
| * @see ItemFilter#setFilteredNodetypes(String[]) |
| */ |
| public void setFilteredNodetypes(String[] nodetypeNames) { |
| if (nodetypeNames != null) { |
| for (int i = 0; i < nodetypeNames.length; i++) { |
| nodetypeFilter.add(nodetypeNames[i]); |
| } |
| } |
| } |
| |
| /** |
| * Returns true if the given item matches either one of the namespace or |
| * of the the nodetype filters specified. |
| * |
| * @see ItemFilter#isFilteredItem(Item) |
| */ |
| public boolean isFilteredItem(Item item) { |
| return isFilteredNamespace(item) || isFilteredNodeType(item); |
| } |
| |
| /** |
| * @see ItemFilter#isFilteredItem(String, Session) |
| */ |
| public boolean isFilteredItem(String displayName, Session session) { |
| return isFilteredNamespace(displayName, session); |
| } |
| |
| /** |
| * |
| * @param name |
| * @param session |
| * @return |
| */ |
| private boolean isFilteredNamespace(String name, Session session) { |
| // shortcut |
| if (prefixFilter.isEmpty() && uriFilter.isEmpty()) { |
| return false; |
| } |
| int pos = name.indexOf(":"); |
| if (pos < 0) { |
| // no namespace info present |
| return false; |
| } |
| try { |
| String prefix = name.substring(0, pos); |
| String uri = session.getNamespaceURI(prefix); |
| return prefixFilter.contains(prefix) || uriFilter.contains(uri); |
| } catch (RepositoryException e) { |
| log.warn(e.getMessage()); |
| } |
| return false; |
| } |
| |
| /** |
| * |
| * @param item |
| * @return |
| */ |
| private boolean isFilteredNamespace(Item item) { |
| try { |
| return isFilteredNamespace(item.getName(), item.getSession()); |
| } catch (RepositoryException e) { |
| log.warn(e.getMessage()); |
| } |
| return false; |
| } |
| |
| /** |
| * |
| * @param item |
| * @return |
| */ |
| private boolean isFilteredNodeType(Item item) { |
| // shortcut |
| if (nodetypeFilter.isEmpty()) { |
| return false; |
| } |
| try { |
| String ntName; |
| if (item.isNode()) { |
| ntName = ((Node) item).getDefinition().getDeclaringNodeType().getName(); |
| } else { |
| ntName = ((Property) item).getDefinition().getDeclaringNodeType().getName(); |
| } |
| return nodetypeFilter.contains(ntName); |
| } catch (RepositoryException e) { |
| log.warn(e.getMessage()); |
| } |
| // nodetype info could not be retrieved |
| return false; |
| } |
| } |