importaction.java

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/*
*  Copyright (c) 2001 Sun Microsystems, Inc.  All rights
*  reserved.
*
*  Redistribution and use in source and binary forms, with or without
*  modification, are permitted provided that the following conditions
*  are met:
*
*  1. Redistributions of source code must retain the above copyright
*  notice, this list of conditions and the following disclaimer.
*
*  2. Redistributions in binary form must reproduce the above copyright
*  notice, this list of conditions and the following disclaimer in
*  the documentation and/or other materials provided with the
*  distribution.
*
*  3. The end-user documentation included with the redistribution,
*  if any, must include the following acknowledgment:
*  "This product includes software developed by the
*  Sun Microsystems, Inc. for Project JXTA."
*  Alternately, this acknowledgment may appear in the software itself,
*  if and wherever such third-party acknowledgments normally appear.
*
*  4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA"
*  must not be used to endorse or promote products derived from this
*  software without prior written permission. For written
*  permission, please contact Project JXTA at http://www.jxta.org.
*
*  5. Products derived from this software may not be called "JXTA",
*  nor may "JXTA" appear in their name, without prior written
*  permission of Sun.
*
*  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
*  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
*  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
*  DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
*  ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
*  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
*  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
*  USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
*  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
*  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
*  OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
*  SUCH DAMAGE.
*  ====================================================================
*
*  This software consists of voluntary contributions made by many
*  individuals on behalf of Project JXTA.  For more
*  information on Project JXTA, please see
*  <http://www.jxta.org/>.
*
*  This license is based on the BSD license adopted by the Apache Foundation.
*
*  $Id: ImportAction.java,v 1.7 2007/01/26 21:54:32 bondolo Exp $
*/
package net.jxta.myjxta.ui.action;

import net.jxta.document.*;
import net.jxta.myjxta.View;
import net.jxta.myjxta.dialog.OneToOneCommandDialog;
import net.jxta.myjxta.util.Constants;
import net.jxta.myjxta.util.Group;
import net.jxta.myjxta.util.Peer;
import net.jxta.myjxta.util.Resources;
import net.jxta.myjxta.util.objectmodel.GroupNode;
import net.jxta.myjxta.util.objectmodel.JxtaNode;
import net.jxta.myjxta.util.objectmodel.PeerNode;
import net.jxta.pipe.PipeService;
import net.jxta.protocol.PeerGroupAdvertisement;
import net.jxta.protocol.PipeAdvertisement;

import javax.swing.*;
import javax.swing.filechooser.FileFilter;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.io.*;
import java.util.ResourceBundle;

/**
 *
 * @version $Id: ImportAction.java,v 1.7 2007/01/26 21:54:32 bondolo Exp $
 *
 * @author james todd [gonzo at jxta dot org]
 */

public class ImportAction
    extends AbstractAction {

    private static final String DOT = ".";
    private static final ResourceBundle STRINGS = Resources.getStrings();

    private View view = null;

    public ImportAction(String name, View view) {
        super(name);

        this.view = view;
    }

    public void actionPerformed(ActionEvent ae) {
        process();
    }

    private void process() {
        JFileChooser fc = new JFileChooser();
        
        fc.setFileFilter(new FileFilter() {
            public boolean accept(File f) {
                return f.isDirectory() ||
                    (f.getName().endsWith(DOT + Constants.JXTA_RESOURCE));
            }
            
            public String getDescription() {
                return STRINGS.getString("label.file.chooser.description");
            }
        });
        
        if (fc.showOpenDialog((Frame)this.view) ==
            JFileChooser.APPROVE_OPTION) {
            Advertisement a = getAdvertisement(fc.getSelectedFile());
            GroupNode gn = (GroupNode)this.view.getJxtaNode(GroupNode.class);
            Group g = gn != null ? gn.getGroup() : null;
            JxtaNode n = null;
            
            if (a != null &&
                g != null) {
                if (a instanceof PipeAdvertisement) {
                    PipeAdvertisement pa = (PipeAdvertisement)a;

                    if (pa.getName().startsWith(OneToOneCommandDialog.DIALOG_NAME) &&
                        pa.getType().equals(PipeService.UnicastType)) {
                        n = new PeerNode(new Peer(pa), g);
                    }
                } else if (a instanceof PeerGroupAdvertisement) {
                    n = new GroupNode(new Group(this.view.getControl(),
                        (PeerGroupAdvertisement)a, g));
                }
            }
            
            if (n != null) {
                this.view.getControl().addJxtaNode(n);
            }
        }
    }
    
    private Advertisement getAdvertisement(File f) {
        Advertisement a = null;
        
        try {
            FileInputStream fis = new FileInputStream(f);
            XMLDocument xml = (XMLDocument) StructuredDocumentFactory.newStructuredDocument( MimeMediaType.XMLUTF8, new InputStreamReader(fis) );
            a = AdvertisementFactory.newAdvertisement(xml);
        } catch (FileNotFoundException fnfe) {
            fnfe.printStackTrace();
        } catch (IOException ioe) {
            ioe.printStackTrace();
        } catch (Exception e) {
            e.printStackTrace();
        }

        return a;
    }
}