<change id="customizerSupport">

            <api name="plugins"/>

            <summary>

                Added server customizer support.

            </summary>

            <version major="1" minor="19"/>

            <date day="9" month="4" year="2006"/>

            <author login="sherold"/>

            <compatibility binary="compatible" source="compatible" semantic="compatible" addition="yes"/>

            <description>

                <p>

                    Server customizer support class. Provides default implementations of some 

                    common server manager customizer panes.

                </p>

            </description>

            <class package="org.netbeans.modules.j2ee.deployment.plugins.api" name="CustomizerSupport"/>

        </change>

#Customizer

TXT_Classes=Classes

TXT_Javadoc=Javadoc

TXT_OpenJavadoc=Add ZIP/Folder

TXT_OpenSources=Add JAR/Folder

TXT_Sources=Sources

AD_Add=N/A

AD_AddZip=N/A

AD_Classes=Classes

AD_Down=N/A

AD_Javadoc=Javadocs

AD_Remove=N/A]

AD_Sources=Sources

AD_Up=N/A

CTL_Add=Add JAR/Folder...

CTL_AddJavadocURLMessage=URL:

CTL_AddJavadocURLTitle=Add URL

CTL_AddURL=Add URL...

CTL_AddZip=Add ZIP/Folder...

CTL_Cancel=Cancel

CTL_Down=Move Down

CTL_InvalidURLFormat=Invalid URL format.

CTL_Remove=Remove

CTL_Up=Move Up

MNE_Add=J

MNE_AddURL=U

MNE_AddZip=Z

MNE_Cancel=C

MNE_Classes=C

MNE_Down=D

MNE_Javadoc=J

MNE_OpenJavadoc=A

MNE_OpenSources=A

MNE_Remove=m

MNE_Sources=o

MNE_Up=U

/*

 *                 Sun Public License Notice

 *

 * The contents of this file are subject to the Sun Public License

 * Version 1.0 (the "License"). You may not use this file except in

 * compliance with the License. A copy of the License is available at

 * http://www.sun.com/

 *

 * The Original Code is NetBeans. The Initial Developer of the Original

 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun

 * Microsystems, Inc. All Rights Reserved.

 */

package org.netbeans.modules.j2ee.deployment.plugins.api;

import java.awt.Component;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.Insets;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.beans.Customizer;

import java.io.File;

import java.net.MalformedURLException;

import java.net.URI;

import java.net.URL;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.Collection;

import java.util.Iterator;

import java.util.List;

import java.util.StringTokenizer;

import javax.swing.AbstractListModel;

import javax.swing.JButton;

import javax.swing.JFileChooser;

import javax.swing.JLabel;

import javax.swing.JList;

import javax.swing.JPanel;

import javax.swing.JScrollPane;

import javax.swing.event.ListSelectionEvent;

import javax.swing.event.ListSelectionListener;

import javax.swing.filechooser.FileFilter;

import org.netbeans.modules.j2ee.deployment.common.api.J2eeLibraryTypeProvider;

import org.openide.ErrorManager;

import org.openide.NotifyDescriptor;

import org.openide.filesystems.FileUtil;

import org.openide.util.NbBundle;

/**

 * Server customizer support class. Provides default implementations of some 

 * common server manager customizer panes.

 *

 * @author sherold

 *

 * @since 1.19

 */

public final class CustomizerSupport {

    private static final String CLASSPATH = J2eeLibraryTypeProvider.VOLUME_TYPE_CLASSPATH;

    private static final String SOURCES = J2eeLibraryTypeProvider.VOLUME_TYPE_SRC;

    private static final String JAVADOC = J2eeLibraryTypeProvider.VOLUME_TYPE_JAVADOC;

    /** Do not allow to create instances of this class */

    private CustomizerSupport() {

    }

    /**

     * Creates non-editable customizer classes pane.

     *

     * @param model A model prepresenting the class path entries.

     *

     * @return A Component representing the classes pane.

     *

     * @throws NullPointerException If null model is passed in.

     */

    public static Component createClassesCustomizer(PathModel model) {

        if (model == null) {

            throw new NullPointerException();

        }

        return new PathView(model, CLASSPATH, null);

    }

    /**

     * Creates an editable customizer sources pane.

     *

     * @param model A model prepresenting the source path entries.

     * @param currentDir Add sources file chooser current directory. Passing in 

     *                   a null represents the user's default directory.

     *

     * @return A Component representing the sources pane.

     *

     * @throws NullPointerException If null model is passed in.

     */

    public static Component createSourcesCustomizer(PathModel model, File currentDir) {

        if (model == null) {

            throw new NullPointerException();

        }

        return new PathView(model, SOURCES, currentDir);

    }

    /**

     * Creates an editable customizer javadoc pane.

     *

     * @param model A model prepresenting the javadoc entries.

     * @param currentDir Add javadoc file chooser current directory. Passing in 

     *                   a null represents the user's default directory.

     *

     * @return A Component representing the javadoc pane.

     *

     * @throws NullPointerException If null model is passed in.

     */

    public static Component createJavadocCustomizer(PathModel model, File currentDir) {

        if (model == null) {

            throw new NullPointerException();

        }

        return new PathView(model, JAVADOC, currentDir);

    }

    /**

     * Creates an Ant-style path specification from the specified list of URLs.

     *

     * @param The list of URLs.

     *

     * @return An Ant-style path specification.

     */

    public static String buildPath(List<URL> path) {

        String PATH_SEPARATOR = System.getProperty("path.separator"); // NOI18N

        StringBuffer sb = new StringBuffer(path.size() * 16);

        for (Iterator<URL> i = path.iterator(); i.hasNext(); ) {

            sb.append(urlToString(i.next()));

            if (i.hasNext()) {

                sb.append(PATH_SEPARATOR);

            }

        }

        return sb.toString();

    }

    /**

     * Splits an Ant-style path specification into the list of URLs.  Tokenizes on 

     * <code>:</code> and <code>;</code>, paying attention to DOS-style components 

     * such as <samp>C:\FOO</samp>. Also removes any empty components.

     *

     * @param path An Ant-style path (elements arbitrary) using DOS or Unix separators

     *

     * @return A tokenization of the specified path into the list of URLs.

     */

    public static List<URL> tokenizePath(String path) {

        try {

            List<URL> l = new ArrayList();

            StringTokenizer tok = new StringTokenizer(path, ":;", true); // NOI18N

            char dosHack = '\0';

            char lastDelim = '\0';

            int delimCount = 0;

            while (tok.hasMoreTokens()) {

                String s = tok.nextToken();

                if (s.length() == 0) {

                    // Strip empty components.

                    continue;

                }

                if (s.length() == 1) {

                    char c = s.charAt(0);

                    if (c == ':' || c == ';') {

                        // Just a delimiter.

                        lastDelim = c;

                        delimCount++;

                        continue;

                    }

                }

                if (dosHack != '\0') {

                    // #50679 - "C:/something" is also accepted as DOS path

                    if (lastDelim == ':' && delimCount == 1 && (s.charAt(0) == '\\' || s.charAt(0) == '/')) {

                        // We had a single letter followed by ':' now followed by \something or /something

                        s = "" + dosHack + ':' + s;

                        // and use the new token with the drive prefix...

                    } else {

                        // Something else, leave alone.

                        l.add(fileToUrl(new File(Character.toString(dosHack))));

                        // and continue with this token too...

                    }

                    dosHack = '\0';

                }

                // Reset count of # of delimiters in a row.

                delimCount = 0;

                if (s.length() == 1) {

                    char c = s.charAt(0);

                    if ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z')) {

                        // Probably a DOS drive letter. Leave it with the next component.

                        dosHack = c;

                        continue;

                    }

                }

                l.add(fileToUrl(new File(s)));

            }

            if (dosHack != '\0') {

                //the dosHack was the last letter in the input string (not followed by the ':')

                //so obviously not a drive letter.

                //Fix for issue #57304

                l.add(fileToUrl(new File(Character.toString(dosHack))));

            }

            return l;

        } catch (MalformedURLException e) {

            ErrorManager.getDefault().notify(e);

            return new ArrayList();

        }

    }

    /** Return URL representation of the specified file. */

    private static URL fileToUrl(File file) throws MalformedURLException {

        URL url = file.toURI().toURL();

        if (FileUtil.isArchiveFile(url)) {

            url = FileUtil.getArchiveRoot(url);

        }

        return url;

    }

    /** Return string representation of the specified URL. */

    private static String urlToString(URL url) {

        if ("jar".equals(url.getProtocol())) { // NOI18N

            URL fileURL = FileUtil.getArchiveFile(url);

            if (FileUtil.getArchiveRoot(fileURL).equals(url)) {

                // really the root

                url = fileURL;

            } else {

                // some subdir, just show it as is

                return url.toExternalForm();

            }

        }

        if ("file".equals(url.getProtocol())) { // NOI18N

            File f = new File(URI.create(url.toExternalForm()));

            return f.getAbsolutePath();

        }

        else {

            return url.toExternalForm();

        }

    }

    /**

     * Path list model, supports adding, removing and moving URL entries in the list.

     */

    public static final class PathModel extends AbstractListModel {

        private final List<URL> data;

        /**

         * Creates a new PathModel initialized with a list of URL entries.

         *

         * @param data The list of URL entries.

         *

         * @throws NullPointerException If null data attribute is passed in.

         */

        public PathModel(List<URL> data) {

            if (data == null) {

                throw new NullPointerException("The data attribute must not be null."); // NOI18N

            }

            this.data = data;

        }

        /**

         * Returns the number of URL entries in the list.

         *

         * return The number of URL entries in the list.

         */

        public int getSize() {

            return data.size();

        }

        /**

         * Returns the element at the specified position in this list.

         *

         * @param index The element position in the list.

         *

         * @return The element at the specified position in this list.

         */

        public Object getElementAt(int index) {

            URL url = data.get(index);

            if ("jar".equals(url.getProtocol())) { // NOI18N

                URL fileURL = FileUtil.getArchiveFile(url);

                if (FileUtil.getArchiveRoot(fileURL).equals(url)) {

                    // really the root

                    url = fileURL;

                } else {

                    // some subdir, just show it as is

                    return url.toExternalForm();

                }

            }

            if ("file".equals(url.getProtocol())) { // NOI18N

                File f = new File(URI.create(url.toExternalForm()));

                return f.getAbsolutePath();

            }

            else {

                return url.toExternalForm();

            }

        }

        /**

         * Removes the URL entries denotated with their respective indices from the list.

         */

        public void removePath(int[] indices) {

            for (int i = indices.length - 1; i >= 0; i--) {

                data.remove(indices[i]);

            }

            fireIntervalRemoved(this, indices[0], indices[indices.length - 1]);

        }

        /**

         * Moves the URL entries denotated with their respective indices up in the list.

         */

        public void moveUpPath(int[] indices) {

            for (int i = 0; i < indices.length; i++) {

                URL p2 = data.get(indices[i]);

                URL p1 = data.set(indices[i] - 1, p2);

                data.set(indices[i], p1);

            }

            fireContentsChanged(this, indices[0] - 1, indices[indices.length - 1]);

        }

        /**

         * Moves the URL entries denotated with their respective indices down in the list.

         */

        public void moveDownPath(int[] indices) {

            for (int i = indices.length - 1; i >= 0; i--) {

                URL p1 = data.get(indices[i]);

                URL p2 = data.set(indices[i] + 1, p1);

                data.set(indices[i], p2);

            }

            fireContentsChanged(this, indices[0], indices[indices.length - 1] + 1);

        }

        /**

         * Appends the URL representing the specified file to the end of the list.

         * 

         * @return true if the URL was appended, false otherwise.

         */

        public boolean addPath(File f) {

            try {

                URL url = f.toURI().toURL();

                return this.addPath(url);

            } catch (MalformedURLException mue) {

                return false;

            }

        }

        /**

         * Appends the specified URL to the end of the list.

         * 

         * @return true if the URL was appended, false otherwise.

         */

        public boolean addPath(URL url) {

            if (FileUtil.isArchiveFile(url)) {

                url = FileUtil.getArchiveRoot(url);

            } else if (!url.toExternalForm().endsWith("/")) { // NOI18N

                try {

                    url = new URL(url.toExternalForm() + "/"); // NOI18N

                } catch (MalformedURLException mue) {

                    ErrorManager.getDefault().notify(ErrorManager.INFORMATIONAL, mue);

                }

            }

            int oldSize = data.size();

            data.add(url);

            fireIntervalAdded(this, oldSize, oldSize);

            return true;

        }

        /**

         * Returns the list of URL entries.

         * @return The list of URL entries.

         */

        public List<URL> getData() {

            return data;

        }

    }

    // private helper classes -------------------------------------------------

    private static class PathView extends JPanel {

        private JList resources;

        private JButton addButton;

        private JButton addURLButton;

        private JButton removeButton;

        private JButton moveUpButton;

        private JButton moveDownButton;

        private File currentDir;

        private String type;

        public PathView (PathModel model, String type, File currentDir) {

            this.type = type;

            this.currentDir = currentDir;

            initComponents(model);

        }

        private void initComponents(PathModel model) {

            setLayout(new GridBagLayout());

            JLabel label = new JLabel ();

            String key = null;

            String mneKey = null;

            String ad = null;

            if (type.equals(CLASSPATH)) {

                key = "TXT_Classes";       // NOI18N

                mneKey = "MNE_Classes";    // NOI18N

                ad = "AD_Classes";       // NOI18N                

            } else if (type.equals(SOURCES)) {

                key = "TXT_Sources";        // NOI18N

                mneKey = "MNE_Sources";     // NOI18N

                ad = "AD_Sources";          // NOI18N

            } else if (type.equals(JAVADOC)) {

                key = "TXT_Javadoc";        // NOI18N

                mneKey = "MNE_Javadoc";     // NOI18N

                ad = "AD_Javadoc";          // NOI18N                

            } else {

                assert false : "Illegal type of panel"; //NOI18N

                return;

            }

            label.setText(NbBundle.getMessage(CustomizerSupport.class,key));

            label.setDisplayedMnemonic(NbBundle.getMessage(CustomizerSupport.class,mneKey).charAt(0));

            GridBagConstraints c = new GridBagConstraints();

            c.gridx = GridBagConstraints.RELATIVE;

            c.gridy = GridBagConstraints.RELATIVE;

            c.gridwidth = GridBagConstraints.REMAINDER;

            c.insets = new Insets (6,12,2,0);

            c.fill = GridBagConstraints.HORIZONTAL;

            c.weightx = 1.0;

            ((GridBagLayout)getLayout()).setConstraints(label,c);

            add(label);

            resources = new JList(model);

            label.setLabelFor(resources);

            resources.getAccessibleContext().setAccessibleDescription(NbBundle.getMessage(CustomizerSupport.class,ad));

            resources.addListSelectionListener(new ListSelectionListener() {

                public void valueChanged(ListSelectionEvent e) {

                    selectionChanged ();

                }

            });

            JScrollPane spane = new JScrollPane (this.resources);            

            // set the preferred size so that the size won't be set according to

            // the longest row in the list by default

            spane.setPreferredSize(new java.awt.Dimension(200, 100));

            c = new GridBagConstraints();

            c.gridx = GridBagConstraints.RELATIVE;

            c.gridy = GridBagConstraints.RELATIVE;

            c.gridwidth = 1;

            c.gridheight = 5;

            c.insets = new Insets (0,12,12,6);

            c.fill = GridBagConstraints.BOTH;

            c.weightx = 1.0;

            c.weighty = 1.0;

            ((GridBagLayout)this.getLayout()).setConstraints(spane,c);

            add(spane);

            if (type == SOURCES || type == JAVADOC) {

                this.addButton = new JButton ();

                String text;

                char mne;

                if (type == SOURCES) {

                    text = NbBundle.getMessage(CustomizerSupport.class, "CTL_Add");

                    mne = NbBundle.getMessage(CustomizerSupport.class, "MNE_Add").charAt(0);

                    ad = NbBundle.getMessage(CustomizerSupport.class, "AD_Add");

                }

                else {

                    text = NbBundle.getMessage(CustomizerSupport.class, "CTL_AddZip");

                    mne = NbBundle.getMessage(CustomizerSupport.class, "MNE_AddZip").charAt(0);

                    ad = NbBundle.getMessage(CustomizerSupport.class, "AD_AddZip");

                }

                this.addButton.setText(text);

                this.addButton.setMnemonic(mne);

                this.addButton.getAccessibleContext().setAccessibleDescription (ad);

                addButton.addActionListener( new ActionListener () {

                    public void actionPerformed(ActionEvent e) {

                        addPathElement ();

                    }

                });

                c = new GridBagConstraints();

                c.gridx = 1;

                c.gridy = 1;

                c.gridwidth = GridBagConstraints.REMAINDER;

                c.fill = GridBagConstraints.HORIZONTAL;

                c.anchor = GridBagConstraints.NORTHWEST;

                c.insets = new Insets (0,6,0,6);

                ((GridBagLayout)this.getLayout()).setConstraints(addButton,c);

                this.add (addButton);

//                if (this.type == JAVADOC) {

//                    addURLButton  = new JButton (NbBundle.getMessage(CustomizerSupport.class, "CTL_AddURL"));

//                    addURLButton.setMnemonic(NbBundle.getMessage(CustomizerSupport.class, "MNE_AddURL").charAt(0));

//                    addURLButton.addActionListener(new ActionListener () {

//                        public void actionPerformed(ActionEvent e) {

//                            addURLElement ();

//                        }

//                    });

//                    c = new GridBagConstraints();

//                    c.gridx = 1;

//                    c.gridy = 2;

//                    c.gridwidth = GridBagConstraints.REMAINDER;

//                    c.fill = GridBagConstraints.HORIZONTAL;

//                    c.anchor = GridBagConstraints.NORTHWEST;

//                    c.insets = new Insets (0,6,6,12);

//                    ((GridBagLayout)this.getLayout()).setConstraints(addURLButton,c);

//                    this.add (addURLButton);

//                }

                removeButton = new JButton (NbBundle.getMessage(CustomizerSupport.class, "CTL_Remove"));

                removeButton.setMnemonic(NbBundle.getMessage(CustomizerSupport.class, "MNE_Remove").charAt(0));

                removeButton.getAccessibleContext().setAccessibleDescription (NbBundle.getMessage(CustomizerSupport.class,"AD_Remove"));

                removeButton.addActionListener( new ActionListener () {

                    public void actionPerformed(ActionEvent e) {

                        removePathElement ();

                    }

                });

                removeButton.setEnabled(false);

                c = new GridBagConstraints();

                c.gridx = 1;

                c.gridy = 3;

                c.gridwidth = GridBagConstraints.REMAINDER;

                c.fill = GridBagConstraints.HORIZONTAL;

                c.anchor = GridBagConstraints.NORTHWEST;

                c.insets = new Insets (12,6,0,6);

                ((GridBagLayout)this.getLayout()).setConstraints(removeButton,c);

                this.add (removeButton);

                moveUpButton = new JButton (NbBundle.getMessage(CustomizerSupport.class, "CTL_Up"));

                moveUpButton.setMnemonic(NbBundle.getMessage(CustomizerSupport.class, "MNE_Up").charAt(0));

                moveUpButton.getAccessibleContext().setAccessibleDescription (NbBundle.getMessage(CustomizerSupport.class,"AD_Up"));

                moveUpButton.addActionListener( new ActionListener () {

                    public void actionPerformed(ActionEvent e) {

                        moveUpPathElement ();

                    }

                });

                moveUpButton.setEnabled(false);

                c = new GridBagConstraints();

                c.gridx = 1;

                c.gridy = 4;

                c.gridwidth = GridBagConstraints.REMAINDER;

                c.fill = GridBagConstraints.HORIZONTAL;

                c.anchor = GridBagConstraints.NORTHWEST;

                c.insets = new Insets (12,6,0,6);

                ((GridBagLayout)this.getLayout()).setConstraints(moveUpButton,c);

                this.add (moveUpButton);

                moveDownButton = new JButton (NbBundle.getMessage(CustomizerSupport.class, "CTL_Down"));

                moveDownButton.setMnemonic (NbBundle.getMessage(CustomizerSupport.class, "MNE_Down").charAt(0));

                moveDownButton.getAccessibleContext().setAccessibleDescription(NbBundle.getMessage(CustomizerSupport.class,"AD_Down"));

                moveDownButton.addActionListener( new ActionListener () {

                    public void actionPerformed(ActionEvent e) {

                        moveDownPathElement ();

                    }

                });

                moveDownButton.setEnabled(false);

                c = new GridBagConstraints();

                c.gridx = 1;

                c.gridy = 5;

                c.gridwidth = GridBagConstraints.REMAINDER;

                c.fill = GridBagConstraints.HORIZONTAL;

                c.anchor = GridBagConstraints.NORTHWEST;

                c.insets = new Insets (5,6,6,6);

                ((GridBagLayout)this.getLayout()).setConstraints(moveDownButton,c);

                this.add (moveDownButton);

            }

        }

//        private void addURLElement() {

//            JPanel p = new JPanel ();

//            GridBagLayout lm = new GridBagLayout();

//            p.setLayout (lm);

//            GridBagConstraints c = new GridBagConstraints ();

//            c.gridx = c.gridy = GridBagConstraints.RELATIVE;

//            c.insets = new Insets (12,12,12,6);

//            c.anchor = GridBagConstraints.NORTHWEST;

//            JLabel label = new JLabel (NbBundle.getMessage(CustomizerSupport.class,"CTL_AddJavadocURLMessage"));

//            label.setDisplayedMnemonic ('U');

//            lm.setConstraints(label,c);

//            p.add (label);

//            c = new GridBagConstraints ();

//            c.gridx = c.gridy = GridBagConstraints.RELATIVE;

//            c.gridwidth = GridBagConstraints.REMAINDER;

//            c.insets = new Insets (12,0,12,6);

//            c.fill = GridBagConstraints.HORIZONTAL;

//            c.anchor = GridBagConstraints.NORTHWEST;

//            JTextField text = new JTextField ();

//            text.setColumns(30);

//            text.setText (NbBundle.getMessage(CustomizerSupport.class,"TXT_DefaultProtocol"));

//            text.selectAll();

//            label.setLabelFor(text);

//            lm.setConstraints(text,c);

//            p.add (text);            

//            JButton[] options = new JButton[] {

//                new JButton (NbBundle.getMessage(CustomizerSupport.class,"CTL_AddJavadocURLTitle")),

//                new JButton (NbBundle.getMessage(CustomizerSupport.class,"CTL_Cancel"))

//            };

//            options[0].setMnemonic(NbBundle.getMessage(CustomizerSupport.class,"MNE_Add").charAt(0));

//            options[1].setMnemonic(NbBundle.getMessage(CustomizerSupport.class,"MNE_Cancel").charAt(0));

//            DialogDescriptor input = new DialogDescriptor (

//                p,

//                NbBundle.getMessage(CustomizerSupport.class,"CTL_AddJavadocURLTitle"),

//                true, options, options[0], DialogDescriptor.DEFAULT_ALIGN, null, null);            

//            if (DialogDisplayer.getDefault().notify(input) == options[0]) {

//                try {

//                    String value = text.getText();

//                    URL url = new URL (value);

//                    ((PathModel)this.resources.getModel()).addPath(url);

//                    this.resources.setSelectedIndex (this.resources.getModel().getSize()-1);

//                } catch (MalformedURLException mue) {

//                    DialogDescriptor.Message message = new DialogDescriptor.Message (

//                        NbBundle.getMessage(CustomizerSupport.class,"CTL_InvalidURLFormat"),

//                        DialogDescriptor.ERROR_MESSAGE);

//                    DialogDisplayer.getDefault().notify(message);

//                }

//            }

//        }

        private void addPathElement () {

            JFileChooser chooser = new JFileChooser();

            FileUtil.preventFileChooserSymlinkTraversal(chooser, null);

            chooser.setMultiSelectionEnabled (true);

            String title = null;

            String message = null;

            String approveButtonName = null;

            String approveButtonNameMne = null;

            if (this.type == SOURCES) {

                title = NbBundle.getMessage (CustomizerSupport.class,"TXT_OpenSources");

                message = NbBundle.getMessage (CustomizerSupport.class,"TXT_Sources");

                approveButtonName = NbBundle.getMessage (CustomizerSupport.class,"TXT_OpenSources");

                approveButtonNameMne = NbBundle.getMessage (CustomizerSupport.class,"MNE_OpenSources");

            }

            else if (this.type == JAVADOC) {

                title = NbBundle.getMessage (CustomizerSupport.class,"TXT_OpenJavadoc");

                message = NbBundle.getMessage (CustomizerSupport.class,"TXT_Javadoc");

                approveButtonName = NbBundle.getMessage (CustomizerSupport.class,"TXT_OpenJavadoc");

                approveButtonNameMne = NbBundle.getMessage (CustomizerSupport.class,"MNE_OpenJavadoc");

            }

            chooser.setDialogTitle(title);

            chooser.setApproveButtonText(approveButtonName);

            chooser.setApproveButtonMnemonic (approveButtonNameMne.charAt(0));

            chooser.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES);

            //#61789 on old macosx (jdk 1.4.1) these two method need to be called in this order.

            chooser.setAcceptAllFileFilterUsed( false );

            chooser.setFileFilter (new SimpleFileFilter(message,new String[] {"ZIP","JAR"}));   //NOI18N

            if (this.currentDir != null && currentDir.exists()) {

                chooser.setCurrentDirectory(this.currentDir);

            }

            if (chooser.showOpenDialog(this)==JFileChooser.APPROVE_OPTION) {

                File[] fs = chooser.getSelectedFiles();

                PathModel model = (PathModel) this.resources.getModel();

                boolean addingFailed = false;

                int firstIndex = this.resources.getModel().getSize();

                for (int i = 0; i < fs.length; i++) {

                    File f = fs[i];

                    //XXX: JFileChooser workaround (JDK bug #5075580), double click on folder returns wrong file

                    // E.g. for /foo/src it returns /foo/src/src

                    // Try to convert it back by removing last invalid name component

                    if (!f.exists()) {

                        File parent = f.getParentFile();

                        if (parent != null && f.getName().equals(parent.getName()) && parent.exists()) {

                            f = parent;

                        }

                    }

                    addingFailed|=!model.addPath (f);

                }

                if (addingFailed) {

                    new NotifyDescriptor.Message (NbBundle.getMessage(CustomizerSupport.class,"TXT_CanNotAddResolve"),

                            NotifyDescriptor.ERROR_MESSAGE);

                }

                int lastIndex = this.resources.getModel().getSize()-1;

                if (firstIndex<=lastIndex) {

                    int[] toSelect = new int[lastIndex-firstIndex+1];

                    for (int i = 0; i < toSelect.length; i++) {

                        toSelect[i] = firstIndex+i;

                    }

                    this.resources.setSelectedIndices(toSelect);

                }

                this.currentDir = FileUtil.normalizeFile(chooser.getCurrentDirectory());

            }

        }

        private void removePathElement () {

            int[] indices = this.resources.getSelectedIndices();

            if (indices.length == 0) {

                return;

            }

            PathModel model = (PathModel) this.resources.getModel();

            model.removePath (indices);

            if ( indices[indices.length-1]-indices.length+1 < this.resources.getModel().getSize()) {

                this.resources.setSelectedIndex (indices[indices.length-1]-indices.length+1);

            }

            else if (indices[0]>0) {

                this.resources.setSelectedIndex (indices[0]-1);

            }

        }

        private void moveDownPathElement () {

            int[] indices = this.resources.getSelectedIndices();

            if (indices.length == 0) {

                return;

            }

            PathModel model = (PathModel) this.resources.getModel();

            model.moveDownPath (indices);

            for (int i=0; i< indices.length; i++) {

                indices[i] = indices[i] + 1;

            }

            this.resources.setSelectedIndices (indices);

        }

        private void moveUpPathElement () {

            int[] indices = this.resources.getSelectedIndices();

            if (indices.length == 0) {

                return;

            }

            PathModel model = (PathModel) this.resources.getModel();

            model.moveUpPath (indices);

            for (int i=0; i< indices.length; i++) {

                indices[i] = indices[i] - 1;

            }

            this.resources.setSelectedIndices (indices);

        }

        private void selectionChanged () {

            if (this.type == CLASSPATH) {

                return;

            }

            int indices[] = this.resources.getSelectedIndices();

            this.removeButton.setEnabled (indices.length > 0);

            this.moveUpButton.setEnabled (indices.length > 0 && indices[0]>0);

            this.moveDownButton.setEnabled(indices.length > 0 && indices[indices.length-1]<this.resources.getModel().getSize()-1);

        }

    }

    private static class SimpleFileFilter extends FileFilter {

        private String description;

        private Collection extensions;

        public SimpleFileFilter (String description, String[] extensions) {

            this.description = description;

            this.extensions = Arrays.asList(extensions);

        }

        public boolean accept(File f) {

            if (f.isDirectory())

                return true;

            String name = f.getName();

            int index = name.lastIndexOf('.');   //NOI18N

            if (index <= 0 || index==name.length()-1)

                return false;

            String extension = name.substring (index+1).toUpperCase();

            return this.extensions.contains(extension);

        }

        public String getDescription() {

            return this.description;

        }

    }

}