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ItemPropertiesDialog.java

/*
 * jets3t : Java Extra-Tasty S3 Toolkit (for Amazon S3 online storage service)
 * This is a java.net project, see https://jets3t.dev.java.net/
 *
 * Copyright 2007 James Murty
 *
 * 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.jets3t.gui;

import java.awt.Frame;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Properties;

import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.LookAndFeel;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;
import javax.swing.table.DefaultTableModel;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.jets3t.gui.skins.SkinsFactory;
import org.jets3t.service.acl.AccessControlList;
import org.jets3t.service.acl.GrantAndPermission;
import org.jets3t.service.model.S3Bucket;
import org.jets3t.service.model.S3Object;

/**
 * Dialog to display detailed information about an {@link S3Bucket} or a set of {@link S3Object}s.
 * The item's details cannot be modified within this dialog.
 *
 * @author James Murty
 */
00059 public class ItemPropertiesDialog extends JDialog implements ActionListener {
    private static final long serialVersionUID = 7921838316856638675L;

    private static final Log log = LogFactory.getLog(ItemPropertiesDialog.class);

    private Properties applicationProperties = null;
    private SkinsFactory skinsFactory = null;

    private final Insets insetsZero = new Insets(0, 0, 0, 0);
    private final Insets insetsDefault = new Insets(5, 7, 5, 7);
    private final Insets insetsVerticalSpace = new Insets(5, 0, 5, 0);

    private S3Object[] objects = null;
    private int currentObjectIndex = 0;

    private JTextField objectKeyTextField = null;
    private JTextField objectContentTypeTextField = null;
    private JTextField objectContentLengthTextField = null;
    private JTextField objectLastModifiedTextField = null;
    private JTextField objectETagTextField = null;
    private JTextField bucketNameTextField = null;
    private JTextField bucketLocationTextField = null;
    private DefaultTableModel objectMetadataTableModel = null;
    private JTable grantsTable = null;
    private DefaultTableModel grantsTableModel = null;
    private JLabel ownerNameLabel = null;
    private JLabel ownerIdLabel = null;
    private JLabel currentObjectLabel = null;
    private JButton previousObjectButton = null;
    private JButton nextObjectButton = null;
    private JPanel nextPreviousPanel = null;

    private JTextField ownerNameTextField = null;
    private JTextField ownerIdTextField = null;

    private JLabel bucketIsRequesterPaysLabel = null;
    private JCheckBox bucketIsRequesterPaysCheckBox = null;

    private JTextField bucketCreationDateTextField = null;

    private boolean includeMetadata = true;

    /**
     * Construct a modal dialog displaying details of a bucket or object.
     *
     * @param owner
     * the Frame over which the dialog will be displayed and centered
     * @param title
     * a title for the dialog
     * @param isObjectDialog
     * if true an object-specific dialog will be displayed, otherwise a bucket-specific dialog.
     */
00111     protected ItemPropertiesDialog(Frame owner, String title, boolean isObjectDialog,
        Properties applicationProperties, boolean includeMetadata)
    {
        super(owner, title, true);
        this.applicationProperties = applicationProperties;
        this.includeMetadata = includeMetadata;
        this.initGui(isObjectDialog);
    }

    /**
     * Initialise the GUI elements to display the given item.
     *
     * @param s3Item
     * the S3Bucket or an S3Object whose details will be displayed
     */
00126     private void initGui(boolean isObjectBased) {
        // Initialise skins factory.
        skinsFactory = SkinsFactory.getInstance(applicationProperties);

        // Set Skinned Look and Feel.
        LookAndFeel lookAndFeel = skinsFactory.createSkinnedMetalTheme("SkinnedLookAndFeel");
        try {
            UIManager.setLookAndFeel(lookAndFeel);
        } catch (UnsupportedLookAndFeelException e) {
            log.error("Unable to set skinned LookAndFeel", e);
        }

        this.setResizable(true);
        this.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);

        JPanel commonPropertiesContainer = skinsFactory.createSkinnedJPanel("ItemPropertiesCommonPanel");
        commonPropertiesContainer.setLayout(new GridBagLayout());
        JPanel metadataContainer = skinsFactory.createSkinnedJPanel("ItemPropertiesMetadataPanel");
        metadataContainer.setLayout(new GridBagLayout());
        JPanel grantsContainer = skinsFactory.createSkinnedJPanel("ItemPropertiesGrantsPanel");
        grantsContainer.setLayout(new GridBagLayout());

        if (!isObjectBased) {
            // Display bucket details.
            JLabel bucketNameLabel = skinsFactory.createSkinnedJHtmlLabel("BucketNameLabel");
            bucketNameLabel.setText("Bucket name:");
            bucketNameTextField = skinsFactory.createSkinnedJTextField("BucketNameTextField");
            bucketNameTextField.setEditable(false);
            JLabel bucketLocationLabel = skinsFactory.createSkinnedJHtmlLabel("BucketLocationLabel");
            bucketLocationLabel.setText("Location:");
            bucketLocationTextField = skinsFactory.createSkinnedJTextField("BucketLocationTextField");
            bucketLocationTextField.setEditable(false);
            JLabel bucketCreationDateLabel = skinsFactory.createSkinnedJHtmlLabel("BucketCreationDateLabel");
            bucketCreationDateLabel.setText("Creation date:");
            bucketCreationDateTextField = skinsFactory.createSkinnedJTextField("BucketCreationDateTextField");
            bucketCreationDateTextField.setEditable(false);
            ownerNameLabel = skinsFactory.createSkinnedJHtmlLabel("OwnerNameLabel");
            ownerNameLabel.setText("Owner name:");
            ownerNameTextField = skinsFactory.createSkinnedJTextField("OwnerNameTextField");
            ownerNameTextField.setEditable(false);
            ownerIdLabel = skinsFactory.createSkinnedJHtmlLabel("OwnerIdLabel");
            ownerIdLabel.setText("Owner ID:");
            ownerIdTextField = skinsFactory.createSkinnedJTextField("OwnerIdTextField");
            ownerIdTextField.setEditable(false);

            bucketIsRequesterPaysLabel = skinsFactory.createSkinnedJHtmlLabel("BucketIsRequesterPaysLabel");
            bucketIsRequesterPaysLabel.setText("Requester Pays?");
            bucketIsRequesterPaysCheckBox = skinsFactory.createSkinnedJCheckBox("BucketIsRequesterPaysCheckBox");
            bucketIsRequesterPaysCheckBox.setEnabled(false);

            int row = 0;
            commonPropertiesContainer.add(bucketNameLabel, new GridBagConstraints(0, row,
                1, 1, 0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0, 0));
            commonPropertiesContainer.add(bucketNameTextField, new GridBagConstraints(1, row, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsDefault, 0, 0));

            commonPropertiesContainer.add(bucketLocationLabel, new GridBagConstraints(0, ++row,
                1, 1, 0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0, 0));
            commonPropertiesContainer.add(bucketLocationTextField, new GridBagConstraints(1, row, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsDefault, 0, 0));

            commonPropertiesContainer.add(bucketCreationDateLabel, new GridBagConstraints(0, ++row,
                1, 1, 0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0, 0));
            commonPropertiesContainer.add(bucketCreationDateTextField, new GridBagConstraints(1, row,
                1, 1, 1, 0, GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsDefault, 0, 0));

            commonPropertiesContainer.add(bucketIsRequesterPaysLabel, new GridBagConstraints(0, ++row,
                1, 1, 0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0, 0));
            commonPropertiesContainer.add(bucketIsRequesterPaysCheckBox, new GridBagConstraints(1, row,
                1, 1, 0, 0, GridBagConstraints.WEST, GridBagConstraints.NONE, insetsDefault, 0, 0));

            commonPropertiesContainer.add(ownerNameLabel, new GridBagConstraints(0, ++row,
                1, 1, 0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0, 0));
            commonPropertiesContainer.add(ownerNameTextField, new GridBagConstraints(1, row, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsDefault, 0, 0));

            commonPropertiesContainer.add(ownerIdLabel, new GridBagConstraints(0, ++row, 1,
                1, 0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0, 0));
            commonPropertiesContainer.add(ownerIdTextField, new GridBagConstraints(1, row, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsDefault, 0, 0));

        } else {
            // Display object details.
            JLabel objectKeyLabel = skinsFactory.createSkinnedJHtmlLabel("ObjectKeyLabel");
            objectKeyLabel.setText("Object key:");
            objectKeyTextField = skinsFactory.createSkinnedJTextField("ObjectKeyTextField");
            objectKeyTextField.setEditable(false);
            JLabel objectContentTypeLabel = skinsFactory.createSkinnedJHtmlLabel("ContentTypeLabel");
            objectContentTypeLabel.setText("Content type:");
            objectContentTypeTextField = skinsFactory.createSkinnedJTextField("ContentTypeTextField");
            objectContentTypeTextField.setEditable(false);
            JLabel objectContentLengthLabel = skinsFactory.createSkinnedJHtmlLabel("ObjectContentLengthLabel");
            objectContentLengthLabel.setText("Size:");
            objectContentLengthTextField = skinsFactory.createSkinnedJTextField("ObjectContentLengthTextField");
            objectContentLengthTextField.setEditable(false);
            JLabel objectLastModifiedLabel = skinsFactory.createSkinnedJHtmlLabel("ObjectLastModifiedLabel");
            objectLastModifiedLabel.setText("Last modified:");
            objectLastModifiedTextField = skinsFactory.createSkinnedJTextField("ObjectLastModifiedTextField");
            objectLastModifiedTextField.setEditable(false);
            JLabel objectETagLabel = skinsFactory.createSkinnedJHtmlLabel("ObjectETagLabel");
            objectETagLabel.setText("ETag:");
            objectETagTextField = skinsFactory.createSkinnedJTextField("ObjectETagTextField");
            objectETagTextField.setEditable(false);
            JLabel bucketNameLabel = skinsFactory.createSkinnedJHtmlLabel("BucketNameLabel");
            bucketNameLabel.setText("Bucket name:");
            bucketNameTextField = skinsFactory.createSkinnedJTextField("BucketNameTextField");
            bucketNameTextField.setEditable(false);
            ownerNameLabel = skinsFactory.createSkinnedJHtmlLabel("OwnerNameLabel");
            ownerNameLabel.setText("Owner name:");
            ownerNameTextField = skinsFactory.createSkinnedJTextField("OwnerNameTextField");
            ownerNameTextField.setEditable(false);
            ownerIdLabel = skinsFactory.createSkinnedJHtmlLabel("OwnerIdLabel");
            ownerIdLabel.setText("Owner ID:");
            ownerIdTextField = skinsFactory.createSkinnedJTextField("OwnerIdTextField");
            ownerIdTextField.setEditable(false);

            commonPropertiesContainer.add(objectKeyLabel, new GridBagConstraints(0, 0,
                1, 1, 0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0, 0));
            commonPropertiesContainer.add(objectKeyTextField, new GridBagConstraints(1, 0, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsDefault, 0, 0));

            commonPropertiesContainer.add(objectContentTypeLabel, new GridBagConstraints(0, 1,
                1, 1, 0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0, 0));
            commonPropertiesContainer.add(objectContentTypeTextField, new GridBagConstraints(1, 1, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsDefault, 0, 0));

            commonPropertiesContainer.add(objectContentLengthLabel, new GridBagConstraints(0, 2, 1, 1,
                0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0, 0));
            commonPropertiesContainer.add(objectContentLengthTextField, new GridBagConstraints(1, 2, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsDefault, 0, 0));

            commonPropertiesContainer.add(objectLastModifiedLabel, new GridBagConstraints(0,
                3, 1, 1, 0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0, 0));
            commonPropertiesContainer.add(objectLastModifiedTextField, new GridBagConstraints(1, 3, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsDefault, 0, 0));

            commonPropertiesContainer.add(objectETagLabel, new GridBagConstraints(0, 4, 1, 1,
                0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0, 0));
            commonPropertiesContainer.add(objectETagTextField, new GridBagConstraints(1, 4, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsDefault, 0, 0));

            commonPropertiesContainer.add(bucketNameLabel, new GridBagConstraints(0, 5, 1, 1,
                0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0, 0));
            commonPropertiesContainer.add(bucketNameTextField, new GridBagConstraints(1, 5, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsDefault, 0, 0));

            commonPropertiesContainer.add(ownerNameLabel, new GridBagConstraints(0, 7,
                1, 1, 0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0, 0));
            commonPropertiesContainer.add(ownerNameTextField, new GridBagConstraints(1, 7, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsDefault, 0, 0));

            commonPropertiesContainer.add(ownerIdLabel, new GridBagConstraints(0, 8,
                1, 1, 0, 0, GridBagConstraints.EAST, GridBagConstraints.NONE, insetsDefault, 0,
                0));
            commonPropertiesContainer.add(ownerIdTextField, new GridBagConstraints(1, 8, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsDefault, 0, 0));

            // Build metadata table.
            objectMetadataTableModel = new DefaultTableModel(new Object[] {"Name", "Value" }, 0) {
                private static final long serialVersionUID = -3762866886166776851L;

                public boolean isCellEditable(int row, int column) {
                    return false;
                }
            };
            TableSorter metadataTableSorter = new TableSorter(objectMetadataTableModel);
            JTable metadataTable = skinsFactory.createSkinnedJTable("MetadataTable");
            metadataTable.setModel(metadataTableSorter);
            metadataTableSorter.setTableHeader(metadataTable.getTableHeader());
            metadataContainer.add(new JScrollPane(metadataTable), new GridBagConstraints(0, 0, 1,
                1, 1, 1, GridBagConstraints.CENTER, GridBagConstraints.BOTH, insetsDefault, 0, 0));
        }

        // Build grants table.
        grantsTableModel = new DefaultTableModel(new Object[] {"Grantee", "Permission" }, 0) {
            private static final long serialVersionUID = -5882427163845726770L;

            public boolean isCellEditable(int row, int column) {
                return false;
            }
        };
        TableSorter grantsTableSorter = new TableSorter(grantsTableModel);
        grantsTable = skinsFactory.createSkinnedJTable("GrantsTable");
        grantsTable.setModel(grantsTableSorter);
        grantsTableSorter.setTableHeader(grantsTable.getTableHeader());
        grantsContainer.add(new JScrollPane(grantsTable), new GridBagConstraints(0, 0,
            1, 1, 1, 1, GridBagConstraints.CENTER, GridBagConstraints.BOTH, insetsDefault, 0, 0));

        // OK Button.
        JButton okButton = skinsFactory.createSkinnedJButton("ItemPropertiesOKButton");
        okButton.setText("Finished");
        okButton.setActionCommand("OK");
        okButton.addActionListener(this);

        // Set default ENTER button.
        this.getRootPane().setDefaultButton(okButton);

        // Put it all together.
        int row = 0;
        JPanel container = skinsFactory.createSkinnedJPanel("ItemPropertiesPanel");
        container.setLayout(new GridBagLayout());
        container.add(commonPropertiesContainer, new GridBagConstraints(0, row++, 1, 1, 1, 0,
            GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsZero, 0, 0));
        if (isObjectBased) {

            if (includeMetadata) {
                JHtmlLabel metadataLabel = skinsFactory.createSkinnedJHtmlLabel("MetadataLabel");
                metadataLabel.setText("<html><b>Metadata</b></html>");
                metadataLabel.setHorizontalAlignment(JLabel.CENTER);
                container.add(metadataLabel, new GridBagConstraints(0, row++, 1, 1, 1, 0,
                    GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsVerticalSpace, 0, 0));
                container.add(metadataContainer, new GridBagConstraints(0, row++, 1, 1, 1, 1,
                    GridBagConstraints.CENTER, GridBagConstraints.BOTH, insetsZero, 0, 0));
            }

            // Object previous and next buttons, if we have multiple objects.
            previousObjectButton = skinsFactory.createSkinnedJButton("ItemPropertiesPreviousButton");
            previousObjectButton.setText("Previous");
            previousObjectButton.addActionListener(this);
            previousObjectButton.setEnabled(false);
            nextObjectButton = skinsFactory.createSkinnedJButton("ItemPropertiesNextButton");
            nextObjectButton.setText("Next");
            nextObjectButton.addActionListener(this);
            nextObjectButton.setEnabled(false);
            currentObjectLabel = skinsFactory.createSkinnedJHtmlLabel("ItemPropertiesCurrentObjectLabel");
            currentObjectLabel.setHorizontalAlignment(JLabel.CENTER);

            nextPreviousPanel = skinsFactory.createSkinnedJPanel("ItemPropertiesNextPreviousPanel");
            nextPreviousPanel.setLayout(new GridBagLayout());
            nextPreviousPanel.add(previousObjectButton, new GridBagConstraints(0, 0, 1, 1, 0, 0,
                GridBagConstraints.WEST, GridBagConstraints.NONE, insetsZero, 0, 0));
            nextPreviousPanel.add(currentObjectLabel, new GridBagConstraints(1, 0, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsZero, 0, 0));
            nextPreviousPanel.add(nextObjectButton, new GridBagConstraints(2, 0, 1, 1, 0, 0,
                GridBagConstraints.EAST, GridBagConstraints.NONE, insetsZero, 0, 0));

            container.add(nextPreviousPanel, new GridBagConstraints(0, row, 1, 1, 1, 0,
                GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, insetsZero, 0, 0));
            row++;
        } else {
            JHtmlLabel grantsLabel = skinsFactory.createSkinnedJHtmlLabel("GrantsLabel");
            grantsLabel.setText("<html><b>Permissions</b></html>");
            grantsLabel.setHorizontalAlignment(JLabel.CENTER);
            container.add(grantsLabel, new GridBagConstraints(0, row++, 1, 1,
                1, 0, GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL,
                insetsVerticalSpace, 0, 0));
            container.add(grantsContainer, new GridBagConstraints(0, row++, 1, 1, 1, 1,
                GridBagConstraints.CENTER, GridBagConstraints.BOTH, insetsZero, 0, 0));
        }
        container.add(okButton, new GridBagConstraints(0, row++, 3, 1, 0, 0, GridBagConstraints.CENTER,
            GridBagConstraints.NONE, insetsZero, 0, 0));
        this.getContentPane().add(container);

        this.pack();
        if (isObjectBased) {
            this.setSize(400, (includeMetadata ? 500 : 300));
        }
        this.setLocationRelativeTo(this.getOwner());
    }

    private void displayBucketProperties(S3Bucket bucket) {
        bucketNameTextField.setText(bucket.getName());
        String location = "Unknown";
        if (bucket.isLocationKnown()) {
            location = bucket.getLocation();
            if (location == null) {
                location = "US";
            }
        }
        bucketLocationTextField.setText(location);
        bucketCreationDateTextField.setText(String.valueOf(bucket.getCreationDate()));

        if (bucket.getOwner() != null) {
            ownerNameLabel.setVisible(true);
            ownerNameTextField.setVisible(true);
            ownerIdLabel.setVisible(true);
            ownerIdTextField.setVisible(true);
            ownerNameTextField.setText(bucket.getOwner().getDisplayName());
            ownerIdTextField.setText(bucket.getOwner().getId());
        } else {
            ownerNameLabel.setVisible(false);
            ownerNameTextField.setVisible(false);
            ownerIdLabel.setVisible(false);
            ownerIdTextField.setVisible(false);
        }

        if (bucket.getAcl() != null) {
            // Display grants table.
            grantsTable.setVisible(true);
            while (grantsTableModel.getRowCount() > 0) {
                grantsTableModel.removeRow(0);
            }
            AccessControlList acl = bucket.getAcl();
            Iterator iter = acl.getGrants().iterator();
            while (iter.hasNext()) {
                GrantAndPermission gap = (GrantAndPermission) iter.next();
                grantsTableModel.addRow(new Object[] {
                    gap.getGrantee().getIdentifier(), gap.getPermission().toString()});
            }
        } else {
            grantsTable.setVisible(false);
        }

        if (bucket.isRequesterPaysKnown()) {
            bucketIsRequesterPaysLabel.setVisible(true);
            bucketIsRequesterPaysCheckBox.setVisible(true);
            bucketIsRequesterPaysCheckBox.setSelected(bucket.isRequesterPays());
        } else {
            bucketIsRequesterPaysLabel.setVisible(false);
            bucketIsRequesterPaysCheckBox.setVisible(false);
        }

        this.pack();
        this.setSize(this.getWidth(), 350);
        this.setLocationRelativeTo(this.getOwner());
    }

    private void displayObjectsProperties(S3Object[] objects) {
        this.objects = objects;
        this.currentObjectIndex = 0;
        displayObjectProperties();
    }

    private void displayObjectProperties() {
        S3Object object = objects[currentObjectIndex];

        // Manage previous/next buttons.
        if (objects.length > 1) {
            nextPreviousPanel.setVisible(true);
            currentObjectLabel.setText((currentObjectIndex + 1) + " of " + objects.length);
            previousObjectButton.setEnabled(currentObjectIndex > 0);
            nextObjectButton.setEnabled(currentObjectIndex < (objects.length -1));
        } else {
            nextPreviousPanel.setVisible(false);
        }

        objectKeyTextField.setText(object.getKey());
        objectContentTypeTextField.setText(object.getContentType());
        objectContentLengthTextField.setText(String.valueOf(object.getContentLength()));
        objectLastModifiedTextField.setText(String.valueOf(object.getLastModifiedDate()));
        objectETagTextField.setText(object.getETag());
        bucketNameTextField.setText(object.getBucketName());

        if (object.getOwner() != null) {
            ownerNameLabel.setVisible(true);
            ownerNameTextField.setVisible(true);
            ownerIdLabel.setVisible(true);
            ownerIdTextField.setVisible(true);
            ownerNameTextField.setText(object.getOwner().getDisplayName());
            ownerIdTextField.setText(object.getOwner().getId());
        } else {
            ownerNameLabel.setVisible(false);
            ownerNameTextField.setVisible(false);
            ownerIdLabel.setVisible(false);
            ownerIdTextField.setVisible(false);
        }

        // Clear old table contents
        while (objectMetadataTableModel.getRowCount() > 0) {
            objectMetadataTableModel.removeRow(0);
        }

        // Remove the metadata items already displayed, or not suitable for gui display.
        Map objectMetadata = new HashMap(object.getMetadataMap());
        objectMetadata.remove(S3Object.METADATA_HEADER_CONTENT_LENGTH);
        objectMetadata.remove(S3Object.METADATA_HEADER_CONTENT_TYPE);
        objectMetadata.remove(S3Object.METADATA_HEADER_DATE);
        objectMetadata.remove(S3Object.METADATA_HEADER_ETAG);
        objectMetadata.remove(S3Object.METADATA_HEADER_LAST_MODIFIED_DATE);
        objectMetadata.remove(S3Object.METADATA_HEADER_OWNER);
        objectMetadata.remove("id-2"); // HTTP request-specific information
        objectMetadata.remove("request-id"); // HTTP request-specific information

        // Display remaining metadata items in the table.
        Iterator mdIter = objectMetadata.entrySet().iterator();
        while (mdIter.hasNext()) {
            Map.Entry entry = (Map.Entry) mdIter.next();
            Object name = entry.getKey();
            Object value = entry.getValue();
            objectMetadataTableModel.addRow(new Object[] {name, value});
        }
    }

    /**
     * Displays a dialog showing the detailed properties of a bucket, which will remain until the user
     * dismisses the dialog.
     *
     * @param owner
     * the Frame over which the dialog will be displayed and centered
     * @param bucket the bucket whose details will be displayed
     */
00517     public static void showDialog(Frame owner, S3Bucket bucket, Properties applicationProperties) {
        ItemPropertiesDialog dialog =
            new ItemPropertiesDialog(owner, "Bucket properties", false, applicationProperties, false);
        dialog.displayBucketProperties(bucket);
        dialog.setVisible(true);
        dialog.dispose();
    }

    /**
     * Displays a dialog showing the detailed properties of an object, which will remain until the user
     * dismisses the dialog.
     *
     * @param owner
     * the Frame over which the dialog will be displayed and centered
     * @param objects
     * the object whose details will be displayed
     */
00534     public static void showDialog(Frame owner, S3Object[] objects, Properties applicationProperties,
        boolean includeMetadata) {
        ItemPropertiesDialog dialog =
            new ItemPropertiesDialog(owner, "Object properties", true, applicationProperties,includeMetadata);
        dialog.displayObjectsProperties(objects);
        dialog.setVisible(true);
        dialog.dispose();
    }

    /**
     * Event handler for this dialog.
     */
00546     public void actionPerformed(ActionEvent e) {
        if (e.getSource().equals(nextObjectButton)) {
            currentObjectIndex++;
            displayObjectProperties();
        } else if (e.getSource().equals(previousObjectButton)) {
            currentObjectIndex--;
            displayObjectProperties();
        } else if ("OK".equals(e.getActionCommand())) {
            this.setVisible(false);
        }
    }

}

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