org.trancecode.io.Paths.java Source code

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Here is the source code for org.trancecode.io.Paths.java

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/*
 * Copyright (C) 2008 Herve Quiroz
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 * 
 * This library 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 Lesser General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 
 *
 * $Id$
 */
package org.trancecode.io;

import com.google.common.base.Preconditions;

/**
 * Utility methods related to file paths handling.
 * 
 * @author Herve Quiroz
 */
public final class Paths {
    private Paths() {
        // No instantiation
    }

    public static String delimiter() {
        return "/";
    }

    public static String asAbsolutePath(final String path) {
        if (path.startsWith(delimiter())) {
            return path;
        }

        return delimiter() + path;
    }

    public static String asDirectory(final String path) {
        if (path.endsWith(delimiter())) {
            return path;
        }

        return path + delimiter();
    }

    public static String getName(final String path) {
        Preconditions.checkNotNull(path);
        return path.replaceAll("/+$", "").replaceAll(".*/", "");
    }
}