/*
    * Copyright (C) 2007-2012 Argeo GmbH
    *
    * 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.argeo.cms.ui.workbench.internal.jcr.parts;
  
  import org.eclipse.jface.resource.ImageDescriptor;
  import org.eclipse.ui.IEditorInput;
  import org.eclipse.ui.IPersistableElement;
  
  /**
   * An editor input based on three strings define a node :
   * <ul>
   * <li>complete path to the node</li>
   * <li>the workspace name</li>
   * <li>the repository alias</li>
   * </ul>
   * In a single workspace and/or repository environment, name and alias can be
   * null.
   * 
   * Note : unused for the time being.
   */
  
  public class StringNodeEditorInput implements IEditorInput {
  	private final String path;
  	private final String repositoryAlias;
  	private final String workspaceName;
  
  	/**
  	 * In order to implement a generic explorer that supports remote and multi
  	 * workspaces repositories, node path can be detailed by these strings.
  	 * 
  	 * @param repositoryAlias
  	 *            : can be null
  	 * @param workspaceName
  	 *            : can be null
  	 * @param path
  	 */
  	public StringNodeEditorInput(String repositoryAlias, String workspaceName,
  			String path) {
  		this.path = path;
  		this.repositoryAlias = repositoryAlias;
  		this.workspaceName = workspaceName;
  	}
  
  	@SuppressWarnings("unchecked")
  	public Object getAdapter(@SuppressWarnings("rawtypes") Class adapter) {
  		return null;
  	}
  
  	public boolean exists() {
  		return true;
  	}
  
  	public ImageDescriptor getImageDescriptor() {
  		return null;
  	}
  
  	public String getName() {
  		return path;
  	}
  
  	public String getRepositoryAlias() {
  		return repositoryAlias;
  	}
  
  	public String getWorkspaceName() {
  		return workspaceName;
  	}
  
  	public IPersistableElement getPersistable() {
  		return null;
  	}
  
  	public String getToolTipText() {
  		return path;
  	}
  
  	public String getPath() {
  		return path;
  	}
  
  	public boolean equals(Object obj) {
  		if (this == obj)
  			return true;
  		if (obj == null)
  			return false;
  		if (getClass() != obj.getClass())
 			return false;
 
 		StringNodeEditorInput other = (StringNodeEditorInput) obj;
 
 		if (!path.equals(other.getPath()))
 			return false;
 
 		String own = other.getWorkspaceName();
 		if ((workspaceName == null && own != null)
 				|| (workspaceName != null && (own == null || !workspaceName
 						.equals(own))))
 			return false;
 
 		String ora = other.getRepositoryAlias();
 		if ((repositoryAlias == null && ora != null)
 				|| (repositoryAlias != null && (ora == null || !repositoryAlias
 						.equals(ora))))
 			return false;
 
 		return true;
 	}
 }