/*

 * Copyright 2007-2008 Sun Microsystems, Inc.  All Rights Reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Sun designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Sun in the LICENSE file that accompanied this code.

 *

 * This code 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

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

import java.io.File;

public final class ZipFileIndexEntry implements Comparable<ZipFileIndexEntry> {

    public static final ZipFileIndexEntry[] EMPTY_ARRAY = {};

    // Directory related

    String dir;

    boolean isDir;

    // File related

    String name;

    int offset;

    int size;

    int compressedSize;

    long javatime;

    private int nativetime;

    public ZipFileIndexEntry(String path) {

        int separator = path.lastIndexOf(File.separatorChar);

        if (separator == -1) {

            dir = "".intern();

            name = path;

        } else {

            dir = path.substring(0, separator).intern();

            name = path.substring(separator + 1);

        }

    }

    public ZipFileIndexEntry(String directory, String name) {

        this.dir = directory.intern();

        this.name = name;

    }

    public String getName() {

        if (dir == null || dir.length() == 0) {

            return name;

        }

        StringBuilder sb = new StringBuilder();

        sb.append(dir);

        sb.append(File.separatorChar);

        sb.append(name);

        return sb.toString();

    }

    public String getFileName() {

        return name;

    }

    public long getLastModified() {

        if (javatime == 0) {

                javatime = dosToJavaTime(nativetime);

        }

        return javatime;

    }

    // From java.util.zip

    private static long dosToJavaTime(int nativetime) {

        // Bootstrap build problems prevent me from using the code directly

        // Convert the raw/native time to a long for now

        return (long)nativetime;

    }

    void setNativeTime(int natTime) {

        nativetime = natTime;

    }

    public boolean isDirectory() {

        return isDir;

    }

    public int compareTo(ZipFileIndexEntry other) {

        String otherD = other.dir;

        if (dir != otherD) {

            int c = dir.compareTo(otherD);

            if (c != 0)

                return c;

        }

        return name.compareTo(other.name);

    }

    public String toString() {

        return isDir ? ("Dir:" + dir + " : " + name) :

            (dir + ":" + name);

    }

}