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java.util.zip - ZipEntry
  • 时间:2024-09-17

java.util.zip - ZipEntry Class


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Introduction

The java.util.zip.ZipEntry class is used to represent a ZIP file entry.

Class declaration

Following is the declaration for java.util.zip.ZipEntry class −

pubpc class ZipEntry
   extends Object
      implements Cloneable

Fields

Following are the fields for java.util.zip.ZipEntry class −

    protected byte[] buf − Output buffer for writing uncompressed data.

    protected Inflater inf − Decompressor for this stream.

    static int CENATT

    static int CENATX

    static int CENCOM

    static int CENCRC

    static int CENDSK

    static int CENEXT

    static int CENFLG

    static int CENHDR

    static int CENHOW

    static int CENLEN

    static int CENNAM

    static int CENOFF

    static long CENSIG

    static int CENSIZ

    static int CENTIM

    static int CENVEM

    static int CENVER

    static int DEFLATED − Compression method for compressed (deflated) entries.

    static int ENDCOM

    static int ENDHDR

    static int ENDOFF

    static long ENDSIG

    static int ENDSIZ

    static int ENDSUB

    static int ENDTOT

    static int EXTCRC

    static int EXTHDR

    static int EXTLEN

    static long EXTSIG

    static int EXTSIZ

    static int LOCCRC

    static int LOCEXT

    static int LOCFLG

    static int LOCHDR

    static int LOCHOW

    static int LOCLEN

    static int LOCNAM

    static long LOCSIG

    static int LOCSIZ

    static int LOCTIM

    static int LOCVER

    static int STORED − Compression method for uncompressed entries.

Constructors

Sr.No. Constructor & Description
1

ZipEntry(String name)

Creates a new zip entry with the specified name.

2

ZipEntry(ZipEntry e)

Creates a new zip entry with fields taken from the specified zip entry.

Class methods

Sr.No. Method & Description
1 Object clone()

Returns a copy of this entry.

2 String getComment()

Returns the comment string for the entry, or null if none.

3 long getCompressedSize()

Returns the size of the compressed entry data, or -1 if not known.

4 long getCrc()

Returns the CRC-32 checksum of the uncompressed entry data, or -1 if not known.

5 byte[] getExtra()

Returns the extra field data for the entry, or null if none.

6 int getMethod()

Returns the compression method of the entry, or -1 if not specified.

7 String getName()

Returns the name of the entry.

8 long getSize()

Returns the uncompressed size of the entry data, or -1 if not known.

9 long getTime()

Returns the modification time of the entry, or -1 if not specified.

10 int hashCode()

Returns the hash code value for this entry.

11 boolean isDirectory()

Returns true if this is a directory entry.

12 void setComment(String comment)

Sets the optional comment string for the entry.

13 void setCrc(long crc)

Sets the CRC-32 checksum of the uncompressed entry data.

14 void setExtra(byte[] extra)

Sets the optional extra field data for the entry.

15 void setMethod(int method)

Sets the compression method for the entry.

16 void setSize(long size)

Sets the uncompressed size of the entry data.

17 void setTime(long time)

Sets the modification time of the entry.

18 String toString()

Returns a string representation of the ZIP entry.

Methods inherited

This class inherits methods from the following classes −

    java.io.FilterOutputStream

    java.lang.Object

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