org.apache.directory.studio.ldapservers.apacheds.RepairAction.java Source code

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Here is the source code for org.apache.directory.studio.ldapservers.apacheds.RepairAction.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.apacheds;

import org.apache.directory.studio.ldapservers.jobs.StudioLdapServerJob;
import org.apache.directory.studio.ldapservers.model.LdapServer;
import org.apache.directory.studio.ldapservers.model.LdapServerStatus;
import org.apache.directory.studio.ldapservers.views.ServersView;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;

/**
 * This class implements the repair action for an ApacheDS 2.0.0 server.
 *
 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
 */
public class RepairAction implements IObjectActionDelegate {
    /** The {@link ServersView} */
    private ServersView view;

    @Override
    public void run(IAction action) {
        LdapServer server = getSelectedServer();
        if (server != null) {
            // Checking that the server is really an ApacheDS 2.0.0 server
            if (!ExtensionUtils.verifyApacheDs200OrPrintError(server, view)) {
                return;
            }

            // Creating and scheduling the job to start the server
            StudioLdapServerJob job = new StudioLdapServerJob(new RepairRunnable(server));
            job.schedule();
        }
    }

    /**
     * {@inheritDoc}
     */
    public void selectionChanged(IAction action, ISelection selection) {
        LdapServer server = getSelectedServer();
        action.setEnabled(server != null && server.getStatus() == LdapServerStatus.STOPPED);
    }

    /**
     * {@inheritDoc}
     */
    public void setActivePart(IAction action, IWorkbenchPart targetPart) {
        // Storing the Servers view
        if (targetPart instanceof ServersView) {
            view = (ServersView) targetPart;
        }
    }

    private LdapServer getSelectedServer() {
        if (view != null) {
            // Getting the selection
            StructuredSelection selection = (StructuredSelection) view.getViewer().getSelection();
            if ((!selection.isEmpty()) && (selection.size() == 1)) {
                // Getting the server
                LdapServer server = (LdapServer) selection.getFirstElement();
                return server;
            }
        }

        return null;
    }

}