pl.otros.vfs.browser.demo.TestBrowser.java Source code

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Here is the source code for pl.otros.vfs.browser.demo.TestBrowser.java

Source

/*
 * Copyright 2013 Krzysztof Otrebski (otros.systems@gmail.com)
 *
 * 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 pl.otros.vfs.browser.demo;

import com.google.common.base.Throwables;
import org.apache.commons.configuration.ConfigurationException;
import org.apache.commons.configuration.DataConfiguration;
import org.apache.commons.configuration.PropertiesConfiguration;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.vfs2.FileObject;
import org.pushingpixels.substance.api.SubstanceLookAndFeel;
import org.pushingpixels.substance.api.skin.SubstanceModerateLookAndFeel;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import pl.otros.vfs.browser.SelectionMode;
import pl.otros.vfs.browser.VfsBrowser;
import pl.otros.vfs.browser.i18n.Messages;
import pl.otros.vfs.browser.table.FileSize;

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.io.*;
import java.lang.reflect.InvocationTargetException;

public class TestBrowser {

    private static final Logger LOGGER = LoggerFactory.getLogger(TestBrowser.class);

    public static void main(final String[] args)
            throws InterruptedException, InvocationTargetException, SecurityException, IOException {
        if (args.length > 1)
            throw new IllegalArgumentException(
                    "SYNTAX:  java... " + TestBrowser.class.getName() + " [initialPath]");

        SwingUtilities.invokeAndWait(new Runnable() {

            @Override
            public void run() {
                tryLoadSubstanceLookAndFeel();
                final JFrame f = new JFrame("OtrosVfsBrowser demo");
                Container contentPane = f.getContentPane();
                contentPane.setLayout(new BorderLayout());
                DataConfiguration dc = null;
                final PropertiesConfiguration propertiesConfiguration = new PropertiesConfiguration();
                File favoritesFile = new File("favorites.properties");
                propertiesConfiguration.setFile(favoritesFile);
                if (favoritesFile.exists()) {
                    try {
                        propertiesConfiguration.load();
                    } catch (ConfigurationException e) {
                        e.printStackTrace();
                    }
                }
                dc = new DataConfiguration(propertiesConfiguration);
                propertiesConfiguration.setAutoSave(true);
                final VfsBrowser comp = new VfsBrowser(dc, (args.length > 0) ? args[0] : null);
                comp.setSelectionMode(SelectionMode.FILES_ONLY);
                comp.setMultiSelectionEnabled(true);
                comp.setApproveAction(new AbstractAction(Messages.getMessage("demo.showContentButton")) {
                    @Override
                    public void actionPerformed(ActionEvent e) {
                        FileObject[] selectedFiles = comp.getSelectedFiles();
                        System.out.println("Selected files count=" + selectedFiles.length);
                        for (FileObject selectedFile : selectedFiles) {
                            try {
                                FileSize fileSize = new FileSize(selectedFile.getContent().getSize());
                                System.out.println(selectedFile.getName().getURI() + ": " + fileSize.toString());
                                byte[] bytes = readBytes(selectedFile.getContent().getInputStream(), 150 * 1024l);
                                JScrollPane sp = new JScrollPane(new JTextArea(new String(bytes)));
                                JDialog d = new JDialog(f);
                                d.setTitle("Content of file: " + selectedFile.getName().getFriendlyURI());
                                d.getContentPane().add(sp);
                                d.setSize(600, 400);
                                d.setVisible(true);
                            } catch (Exception e1) {
                                LOGGER.error("Failed to read file", e1);
                                JOptionPane.showMessageDialog(f,
                                        (e1.getMessage() == null) ? e1.toString() : e1.getMessage(), "Error",
                                        JOptionPane.ERROR_MESSAGE);
                            }
                        }
                    }
                });

                comp.setCancelAction(new AbstractAction(Messages.getMessage("general.cancelButtonText")) {
                    @Override
                    public void actionPerformed(ActionEvent e) {
                        f.dispose();
                        try {
                            propertiesConfiguration.save();
                        } catch (ConfigurationException e1) {
                            e1.printStackTrace();
                        }
                        System.exit(0);
                    }
                });
                contentPane.add(comp);

                f.pack();
                f.setVisible(true);
                f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

            }
        });
    }

    private static void tryLoadSubstanceLookAndFeel() {
        if (!StringUtils.isNotBlank(System.getProperty("swing.defaultlaf", ""))) {//NON-NLS
            try {
                SubstanceLookAndFeel lookAndFeel = new SubstanceModerateLookAndFeel();
                UIManager.setLookAndFeel(lookAndFeel);
            } catch (UnsupportedLookAndFeelException e) {
                LOGGER.info("Can't change look and feel: ", e);//NON-NLS
            }
        } else {
            LOGGER.info("swing.defaultlaf is set, do not switching to Substance LF");//NON-NLS
        }

    }

    private static byte[] readBytes(InputStream inputStream, long max) throws IOException {
        ByteArrayOutputStream bout = new ByteArrayOutputStream((int) max);
        byte[] buff = new byte[1024];
        BufferedInputStream bin = new BufferedInputStream(inputStream);
        int read = 0;
        while ((read = bin.read(buff)) > 0 && bout.size() < max) {
            bout.write(buff, 0, read);
        }

        return bout.toByteArray(); //To change body of created methods use File | Settings | File Templates.
    }
}