Package org.apache.commons.compress.compressors.gzip

Class GzipParameters

  • public class GzipParameters
extends java.lang.Object
    Parameters for the GZIP compressor.
    Since:
    1.7

    • Constructor Detail

      • GzipParameters

        public GzipParameters()

    • Method Detail

      • getCompressionLevel

        public int getCompressionLevel()

      • setCompressionLevel

        public void setCompressionLevel​(int compressionLevel)
        Sets the compression level.
        Parameters:
        compressionLevel - the compression level (between 0 and 9)
        See Also:
        Deflater.NO_COMPRESSION, Deflater.BEST_SPEED, Deflater.DEFAULT_COMPRESSION, Deflater.BEST_COMPRESSION

      • getModificationTime

        public long getModificationTime()

      • setModificationTime

        public void setModificationTime​(long modificationTime)
        Sets the modification time of the compressed file.
        Parameters:
        modificationTime - the modification time, in milliseconds

      • getFilename

        public java.lang.String getFilename()

      • setFilename

        public void setFilename​(java.lang.String fileName)
        Sets the name of the compressed file.
        Parameters:
        fileName - the name of the file without the directory path

      • getComment

        public java.lang.String getComment()

      • setComment

        public void setComment​(java.lang.String comment)

      • getOperatingSystem

        public int getOperatingSystem()

      • setOperatingSystem

        public void setOperatingSystem​(int operatingSystem)
        Sets the operating system on which the compression took place. The defined values are:
        • 0: FAT file system (MS-DOS, OS/2, NT/Win32)
        • 1: Amiga
        • 2: VMS (or OpenVMS)
        • 3: Unix
        • 4: VM/CMS
        • 5: Atari TOS
        • 6: HPFS file system (OS/2, NT)
        • 7: Macintosh
        • 8: Z-System
        • 9: CP/M
        • 10: TOPS-20
        • 11: NTFS file system (NT)
        • 12: QDOS
        • 13: Acorn RISCOS
        • 255: Unknown
        Parameters:
        operatingSystem - the code of the operating system

      • getBufferSize

        public int getBufferSize()
        Gets size of the buffer used to retrieve compressed data.
        Returns:
        The size of the buffer used to retrieve compressed data.
        Since:
        1.21
        See Also:
        setBufferSize(int)

      • setBufferSize

        public void setBufferSize​(int bufferSize)
        Sets size of the buffer used to retrieve compressed data from Deflater and write to underlying OutputStream.
        Parameters:
        bufferSize - the bufferSize to set. Must be a positive value.
        Since:
        1.21