org.apache.directory.studio.ldapservers.actions.RenameAction.java Source code

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Here is the source code for org.apache.directory.studio.ldapservers.actions.RenameAction.java

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/*
 *  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.directory.studio.ldapservers.actions;

import org.apache.directory.studio.ldapservers.LdapServersManager;
import org.apache.directory.studio.ldapservers.LdapServersPluginConstants;
import org.apache.directory.studio.ldapservers.model.LdapServer;
import org.apache.directory.studio.ldapservers.views.ServersView;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.IInputValidator;
import org.eclipse.jface.dialogs.InputDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.IWorkbenchWindowActionDelegate;

/**
 * This class implements the open action for a server.
 *
 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
 */
public class RenameAction extends Action implements IWorkbenchWindowActionDelegate {
    /** The associated view */
    private ServersView view;

    /**
     * Creates a new instance of RenameAction.
     * 
     * @param view
     *      the associated view
     */
    public RenameAction(ServersView view) {
        this.view = view;
        setText(Messages.getString("RenameAction.Rename")); //$NON-NLS-1$
        setToolTipText(Messages.getString("RenameAction.RenameToolTip")); //$NON-NLS-1$
        setId(LdapServersPluginConstants.CMD_RENAME);
        setActionDefinitionId(LdapServersPluginConstants.CMD_RENAME);
    }

    /**
     * {@inheritDoc}
     */
    public void run() {
        if (view != null) {
            // Getting the selected server
            StructuredSelection selection = (StructuredSelection) view.getViewer().getSelection();
            final LdapServer server = (LdapServer) selection.getFirstElement();

            if (server != null) {
                IInputValidator validator = new IInputValidator() {
                    public String isValid(String newName) {
                        if (server.getName().equals(newName)) {
                            return null;
                        } else if (!LdapServersManager.getDefault().isNameAvailable(newName)) {
                            return Messages.getString("RenameAction.ErrorNameInUse"); //$NON-NLS-1$
                        } else {
                            return null;
                        }
                    }
                };

                // Opening a dialog to ask the user a new name for the server
                InputDialog dialog = new InputDialog(view.getSite().getShell(),
                        Messages.getString("RenameAction.RenameServer"), //$NON-NLS-1$ 
                        Messages.getString("RenameAction.NewName"), //$NON-NLS-1$ 
                        server.getName(), validator);
                dialog.open();

                String newName = dialog.getValue();
                if (newName != null) {
                    server.setName(newName);
                }
            }
        }
    }

    /**
     * {@inheritDoc}
     */
    public void run(IAction action) {
        run();
    }

    /**
     * {@inheritDoc}
     */
    public void dispose() {
        // Nothing to do
    }

    /**
     * {@inheritDoc}
     */
    public void init(IWorkbenchWindow window) {
        // Nothing to do
    }

    /**
     * {@inheritDoc}
     */
    public void selectionChanged(IAction action, ISelection selection) {
        // Nothing to do
    }
}