ch.cyberduck.core.shared.DefaultHomeFinderService.java Source code

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Here is the source code for ch.cyberduck.core.shared.DefaultHomeFinderService.java

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package ch.cyberduck.core.shared;

/*
 * Copyright (c) 2013 David Kocher. All rights reserved.
 * http://cyberduck.ch/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * Bug fixes, suggestions and comments should be sent to:
 * feedback@cyberduck.ch
 */

import ch.cyberduck.core.Host;
import ch.cyberduck.core.Path;
import ch.cyberduck.core.PathNormalizer;
import ch.cyberduck.core.SerializerFactory;
import ch.cyberduck.core.Session;
import ch.cyberduck.core.exception.BackgroundException;
import ch.cyberduck.core.features.Home;
import ch.cyberduck.core.serializer.PathDictionary;

import org.apache.commons.lang3.StringUtils;

import java.util.EnumSet;

public class DefaultHomeFinderService implements Home {

    protected final Path DEFAULT_HOME = new Path(String.valueOf(Path.DELIMITER),
            EnumSet.of(Path.Type.volume, Path.Type.directory));

    private final Session<?> session;

    public DefaultHomeFinderService(final Session session) {
        this.session = session;
    }

    @Override
    public Path find() throws BackgroundException {
        final Host host = session.getHost();
        if (host.getWorkdir() != null) {
            return new PathDictionary().deserialize(host.getWorkdir().serialize(SerializerFactory.get()));
        } else {
            final String path = host.getDefaultPath();
            if (StringUtils.isNotBlank(path)) {
                return this.find(DEFAULT_HOME, path);
            } else {
                // No default path configured
                return DEFAULT_HOME;
            }
        }
    }

    @Override
    public Path find(final Path root, final String path) {
        if (path.startsWith(String.valueOf(Path.DELIMITER))) {
            // Mount absolute path
            final String normalized = this.normalize(path, true);
            return new Path(normalized,
                    normalized.equals(String.valueOf(Path.DELIMITER))
                            ? EnumSet.of(Path.Type.volume, Path.Type.directory)
                            : EnumSet.of(Path.Type.directory));
        } else {
            if (path.startsWith(Path.HOME)) {
                // Relative path to the home directory
                return new Path(root,
                        this.normalize(StringUtils.removeStart(StringUtils.removeStart(path, Path.HOME),
                                String.valueOf(Path.DELIMITER)), false),
                        EnumSet.of(Path.Type.directory));
            } else {
                // Relative path
                return new Path(root, this.normalize(path, false), EnumSet.of(Path.Type.directory));
            }
        }
    }

    protected String normalize(final String input, final boolean absolute) {
        return PathNormalizer.normalize(
                StringUtils.replace(input, String.valueOf("\\"), String.valueOf(Path.DELIMITER)), absolute);
    }
}