org.apache.jackrabbit.vault.fs.filter.NtFileItemFilter Maven / Gradle / Ivy
/*
* 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.jackrabbit.vault.fs.filter;
import java.util.HashSet;
import java.util.Set;
import javax.jcr.Item;
import javax.jcr.Node;
import javax.jcr.RepositoryException;
import org.apache.jackrabbit.vault.fs.api.DumpContext;
import org.apache.jackrabbit.vault.fs.api.ItemFilter;
import org.apache.jackrabbit.vault.util.JcrConstants;
/**
* The nt file item filter matches all properties that are defined my the
* nt:file or nt:resource node type. the later only, if the respective nodes
* name is 'jcr:content'.
*
* Additionally the properties 'jcr:encoding' can be configured to be excluded.
*
*/
public class NtFileItemFilter implements ItemFilter {
private static final Set fileNames = new HashSet();
static {
fileNames.add(JcrConstants.JCR_PRIMARYTYPE);
fileNames.add(JcrConstants.JCR_MIXINTYPES);
fileNames.add(JcrConstants.JCR_UUID);
fileNames.add(JcrConstants.JCR_CREATED);
fileNames.add(JcrConstants.JCR_CREATED_BY);
}
private static final Set resNames = new HashSet();
static {
resNames.add(JcrConstants.JCR_ENCODING);
resNames.add(JcrConstants.JCR_MIMETYPE);
resNames.add(JcrConstants.JCR_PRIMARYTYPE);
resNames.add(JcrConstants.JCR_MIXINTYPES);
resNames.add(JcrConstants.JCR_UUID);
resNames.add(JcrConstants.JCR_LASTMODIFIED);
resNames.add(JcrConstants.JCR_DATA);
}
/**
* {@inheritDoc}
*
* @return {@code true} if the item is a nt:file or nt:resource property
*/
public boolean matches(Item item, int depth) throws RepositoryException {
if (item.isNode()) {
// include nt:file node
Node node = (Node) item;
if (depth == 0) {
return node.isNodeType(JcrConstants.NT_FILE);
} else if (depth == 1) {
// include jcr:content
return item.getName().equals(JcrConstants.JCR_CONTENT);
} else {
return false;
}
} else {
if (depth == 1) {
return fileNames.contains(item.getName());
} else if (depth == 2 && item.getParent().getName().equals(JcrConstants.JCR_CONTENT)) {
return resNames.contains(item.getName());
} else {
return false;
}
}
}
/**
* {@inheritDoc}
*/
public void dump(DumpContext ctx, boolean isLast) {
ctx.printf(isLast, "%s:", getClass().getSimpleName());
}
}