SyncDir.java

/*
 * 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.ide.eclipse.ui.nav.model;

import java.util.StringTokenizer;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IResource;

/** WIP: model object for the syncDir [root] shown in the content package view in project explorer **/
public class SyncDir extends JcrNode {

	private final IFolder folder;

	public SyncDir(IFolder folder) {
		if (folder==null) {
			throw new IllegalArgumentException("folder must not be null");
		}
		this.folder = folder;
		setResource(folder);
		SyncDirManager.registerNewSyncDir(this);
	}
	
	@Override
	public int hashCode() {
		return folder.hashCode();
	}
	
	@Override
	protected boolean childShouldNotBeShown(IResource resource) {
	    // WTP Dynamic Web projects automatically create WEB-INF/lib and META-INF/MANIFEST.MF in the
	    // web content directory, even though they don't make sense for Sling projects
	    // So just ignore these in our own navigator
	    return resource.getType() == IResource.FOLDER && 
	            ( resource.getName().equals("WEB-INF") || resource.getName().equals("META-INF"));
	}
	
	@Override
	public boolean equals(Object obj) {
		if (obj instanceof SyncDir) {
			SyncDir other = (SyncDir) obj;
			return folder.equals(other.folder);
		}
		return false;
	}

	public String getLabel() {
        return folder.getProjectRelativePath().toString();
	}
	
	@Override
	public String getDescription() {
		return folder.getProjectRelativePath().toString() + "[jcr root]";
	}

	public IFolder getFolder() {
		return folder;
	}
	
	@Override
	public String getName() {
		return "/";
	}
	
	@Override
	String getJcrPathName() {
	    return "/";
	}
	
	@Override
	public IFile getFileForEditor() {
		return null;
	}
	
	@Override
	public SyncDir getSyncDir() {
	    return this;
	}

	public JcrNode getNode(String path) {
	    StringTokenizer st = new StringTokenizer(path, "/");
	    JcrNode node = SyncDirManager.getSyncDirOrNull(folder);
	    while(st.hasMoreTokens()) {
	        String nodeName = st.nextToken();
	        node.getChildren(true);
	        JcrNode child = node.getChild(nodeName);
	        if (child==null) {
	            return null;
	        }
	        node = child;
	    }
	    return node;
	}
	
	@Override
	public boolean canBeRenamed() {
	    return false;
	}
	
	@Override
	public boolean canBeDeleted() {
	    return false;
	}
	
	@Override
	public IResource getResourceForImportExport() {
	    return folder;
	}
	
}