+++ /dev/null
-/* ZipEntry.java - Represents entries in a zip file archive
- Copyright (C) 1999, 2000 Free Software Foundation, Inc.
-
-This file is part of GNU Classpath.
-
-GNU Classpath 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, or (at your option)
-any later version.
-
-GNU Classpath 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.
-
-You should have received a copy of the GNU General Public License
-along with GNU Classpath; see the file COPYING. If not, write to the
-Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-02111-1307 USA.
-
-Linking this library statically or dynamically with other modules is
-making a combined work based on this library. Thus, the terms and
-conditions of the GNU General Public License cover the whole
-combination.
-
-As a special exception, the copyright holders of this library give you
-permission to link this library with independent modules to produce an
-executable, regardless of the license terms of these independent
-modules, and to copy and distribute the resulting executable under
-terms of your choice, provided that you also meet, for each linked
-independent module, the terms and conditions of the license of that
-module. An independent module is a module which is not derived from
-or based on this library. If you modify this library, you may extend
-this exception to your version of the library, but you are not
-obligated to do so. If you do not wish to do so, delete this
-exception statement from your version. */
-
-package java.util.zip;
-
-/**
- * @author Per Bothner
- * @date January 6, 1999.
- */
-
-/*
- * Written using on-line Java Platform 1.2 API Specification, as well
- * as "The Java Class Libraries", 2nd edition (Addison-Wesley, 1998).
- * Status: Believed complete and correct.
- */
-
-/**
- * Represents entries in a zip file archive.
- * An Entry cn be created by giving a name or by giving an already existing
- * ZipEntries whose values should be copied. The name normally represents a
- * file path name or directory name.
- */
-public class ZipEntry implements ZipConstants, Cloneable
-{
- // These values were determined using a simple test program.
- public static final int STORED = 0;
- public static final int DEFLATED = 8;
-
- String comment;
- long compressedSize = -1;
- long crc = -1;
- byte[] extra;
- int method = -1;
- String name;
- long size = -1;
- long time = -1;
- long relativeOffset = -1;
-
- ZipEntry next;
-
- public ZipEntry (String name)
- {
- if (name.length() > 65535)
- throw new IllegalArgumentException ();
- this.name = name;
- }
-
- /**
- * Creates a new ZipEntry using the fields of a given ZipEntry.
- * The comment, compressedSize, crc, extra, method, name, size, time and
- * relativeOffset fields are copied from the given entry.
- * Note that the contents of the extra byte array field is not cloned,
- * only the reference is copied.
- * The clone() method does clone the contents of the extra byte array if
- * needed.
- * @since 1.2
- */
- public ZipEntry (ZipEntry ent)
- {
- comment = ent.comment;
- compressedSize = ent.compressedSize;
- crc = ent.crc;
- extra = ent.extra;
- method = ent.method;
- name = ent.name;
- size = ent.size;
- time = ent.time;
- relativeOffset = ent.relativeOffset;
- }
-
- /**
- * Creates a clone of this ZipEntry. Calls <code>new ZipEntry (this)</code>
- * and creates a clone of the contents of the extra byte array field.
- *
- * @since 1.2
- */
- public Object clone ()
- {
- // JCL defines this as being the same as the copy constructor above,
- // except that value of the "extra" field is also copied.
- ZipEntry clone = new ZipEntry (this);
- clone.extra = (byte[]) extra.clone ();
- return clone;
- }
-
- public String getComment () { return comment; }
-
- public long getCompressedSize () { return compressedSize; }
-
- public long getCrc () { return crc; }
-
- public byte[] getExtra() { return extra; }
-
- public int getMethod () { return method; }
-
- public String getName () { return name; }
-
- public long getSize () { return size; }
-
- public long getTime () { return time; }
-
- public boolean isDirectory ()
- {
- if (name != null)
- {
- int nlen = name.length();
- if (nlen > 0 && name.charAt(nlen-1) == '/')
- return true;
- }
- return false;
- }
-
- public void setComment (String comment)
- {
- if (comment != null && comment.length() > 65535)
- throw new IllegalArgumentException ();
- this.comment = comment;
- }
-
- /**
- * Sets the compressedSize of this ZipEntry.
- * The new size must be between 0 and 0xffffffffL.
- * @since 1.2
- */
- public void setCompressedSize (long compressedSize)
- {
- if (compressedSize < 0 || compressedSize > 0xffffffffL)
- throw new IllegalArgumentException ();
- this.compressedSize = compressedSize;
- }
-
- public void setCrc (long crc)
- {
- if (crc < 0 || crc > 0xffffffffL)
- throw new IllegalArgumentException ();
- this.crc = crc;
- }
-
- public void setExtra (byte[] extra)
- {
- if (extra != null && extra.length > 65535)
- throw new IllegalArgumentException ();
- this.extra = extra;
- }
-
- public void setMethod (int method)
- {
- if (method != DEFLATED && method != STORED)
- throw new IllegalArgumentException ();
- this.method = method;
- }
-
- public void setSize (long size)
- {
- if (size < 0 || size > 0xffffffffL)
- throw new IllegalArgumentException ();
- this.size = size;
- }
-
- public void setTime (long time)
- {
- this.time = time;
- }
-
- private final static short[] daysToMonthStart = {
- //Jan Feb Mar Apr May Jun Jul
- 0, 31, 31+28, 2*31+28, 2*31+28+30, 3*31+28+30, 3*31+28+2*30,
- // Aug Sep Oct Nov Dec
- 4*31+28+2*30, 5*31+28+2*30, 5*31+28+3*30, 6*31+28+3*30, 6*31+28+4*30};
-
- /** Convert a DOS-style type value to milliseconds since 1970. */
- static long timeFromDOS (int date, int time)
- {
- int sec = 2 * (time & 0x1f);
- int min = (time >> 5) & 0x3f;
- int hrs = (time >> 11) & 0x1f;
- int day = date & 0x1f;
- int mon = ((date >> 5) & 0xf) - 1;
- int year = ((date >> 9) & 0x7f) + 10; /* Since 1970. */
-
- // Guard against invalid or missing date causing IndexOutOfBoundsException.
- if (mon < 0 || mon > 11)
- return -1;
-
- long mtime = (((hrs * 60) + min) * 60 + sec) * 1000;
-
- // Leap year calculations are rather trivial in this case ...
- int days = 365 * year + ((year+1)>>2);
- days += daysToMonthStart[mon];
- if ((year & 3) == 0 && mon > 1)
- days++;
- days += day;
- return (days * 24*60*60L + ((hrs * 60) + min) * 60 + sec) * 1000L;
- }
-
- public String toString () { return name; }
-
- /**
- * Returns the hashcode of the name of this ZipEntry.
- */
- public int hashCode () { return name.hashCode (); }
-}
projects / msp430-gcc.git / blobdiff