org.apache.commons.compress.archivers.zip

Class AbstractUnicodeExtraField

    • Constructor Detail

      • AbstractUnicodeExtraField

        protected AbstractUnicodeExtraField()

      • AbstractUnicodeExtraField

        protected AbstractUnicodeExtraField(String text,
                                    byte[] bytes,
                                    int off,
                                    int len)
        Assemble as unicode extension from the name/comment and encoding of the original zip entry.
        Parameters:
        text - The file name or comment.
        bytes - The encoded of the filename or comment in the zip file.
        off - The offset of the encoded filename or comment in bytes.
        len - The length of the encoded filename or commentin bytes.

      • AbstractUnicodeExtraField

        protected AbstractUnicodeExtraField(String text,
                                    byte[] bytes)
        Assemble as unicode extension from the name/comment and encoding of the original zip entry.
        Parameters:
        text - The file name or comment.
        bytes - The encoded of the filename or comment in the zip file.

    • Method Detail

      • getNameCRC32

        public long getNameCRC32()
        Returns:
        The CRC32 checksum of the filename or comment as encoded in the central directory of the zip file.

      • setNameCRC32

        public void setNameCRC32(long nameCRC32)
        Parameters:
        nameCRC32 - The CRC32 checksum of the filename as encoded in the central directory of the zip file to set.

      • getUnicodeName

        public byte[] getUnicodeName()
        Returns:
        The UTF-8 encoded name.

      • setUnicodeName

        public void setUnicodeName(byte[] unicodeName)
        Parameters:
        unicodeName - The UTF-8 encoded name to set.

      • getCentralDirectoryData

        public byte[] getCentralDirectoryData()
        Description copied from interface: ZipExtraField
        The actual data to put into central directory - without Header-ID or length specifier.
        Specified by:
        getCentralDirectoryData in interface  ZipExtraField
        Returns:
        the data

      • getCentralDirectoryLength

        public ZipShort getCentralDirectoryLength()
        Description copied from interface: ZipExtraField
        Length of the extra field in the central directory - without Header-ID or length specifier.
        Specified by:
        getCentralDirectoryLength in interface  ZipExtraField
        Returns:
        the length of the field in the central directory

      • getLocalFileDataData

        public byte[] getLocalFileDataData()
        Description copied from interface: ZipExtraField
        The actual data to put into local file data - without Header-ID or length specifier.
        Specified by:
        getLocalFileDataData in interface  ZipExtraField
        Returns:
        the data

      • getLocalFileDataLength

        public ZipShort getLocalFileDataLength()
        Description copied from interface: ZipExtraField
        Length of the extra field in the local file data - without Header-ID or length specifier.
        Specified by:
        getLocalFileDataLength in interface  ZipExtraField
        Returns:
        the length of the field in the local file data

      • parseFromLocalFileData

        public void parseFromLocalFileData(byte[] buffer,
                                   int offset,
                                   int length)
                            throws ZipException
        Description copied from interface: ZipExtraField
        Populate data from this array as if it was in local file data.
        Specified by:
        parseFromLocalFileData in interface  ZipExtraField
        Parameters:
        buffer - the buffer to read data from
        offset - offset into buffer to read data
        length - the length of data
        Throws:
        ZipException - on error

      • parseFromCentralDirectoryData

        public void parseFromCentralDirectoryData(byte[] buffer,
                                          int offset,
                                          int length)
                                   throws ZipException
        Doesn't do anything special since this class always uses the same data in central directory and local file data.
        Specified by:
        parseFromCentralDirectoryData in interface  ZipExtraField
        Parameters:
        buffer - the buffer to read data from
        offset - offset into buffer to read data
        length - the length of data
        Throws:
        ZipException - on error