Package org.apache.commons.net.ftp.parser

Class VMSVersioningFTPEntryParser

  • All Implemented Interfaces:
    Configurable, FTPFileEntryParser
    public class VMSVersioningFTPEntryParser
extends VMSFTPEntryParser
    Special implementation VMSFTPEntryParser with versioning turned on. This parser removes all duplicates and only leaves the version with the highest version number for each filename. This is a sample of VMS LIST output "1-JUN.LIS;1 9/9 2-JUN-1998 07:32:04 [GROUP,OWNER] (RWED,RWED,RWED,RE)", "1-JUN.LIS;2 9/9 2-JUN-1998 07:32:04 [GROUP,OWNER] (RWED,RWED,RWED,RE)", "DATA.DIR;1 1/9 2-JUN-1998 07:32:04 [GROUP,OWNER] (RWED,RWED,RWED,RE)",

    Version:
    $Id: VMSVersioningFTPEntryParser.java 1747119 2016-06-07 02:22:24Z ggregory $
    See Also:
    FTPFileEntryParser (for usage instructions)

    • Constructor Detail

      • VMSVersioningFTPEntryParser

        public VMSVersioningFTPEntryParser()
        Constructor for a VMSFTPEntryParser object.
        Throws:
        java.lang.IllegalArgumentException - Thrown if the regular expression is unparseable. Should not be seen under normal conditions. It it is seen, this is a sign that REGEX is not a valid regular expression.

      • VMSVersioningFTPEntryParser

        public VMSVersioningFTPEntryParser​(FTPClientConfig config)
        This constructor allows the creation of a VMSVersioningFTPEntryParser object with something other than the default configuration.
        Parameters:
        config - The configuration object used to configure this parser.
        Throws:
        java.lang.IllegalArgumentException - Thrown if the regular expression is unparseable. Should not be seen under normal conditions. It it is seen, this is a sign that REGEX is not a valid regular expression.
        Since:
        1.4

    • Method Detail

      • preParse

        public java.util.List<java.lang.String> preParse​(java.util.List<java.lang.String> original)
        Implement hook provided for those implementers (such as VMSVersioningFTPEntryParser, and possibly others) which return multiple files with the same name to remove the duplicates ..
        Specified by:
        preParse in interface FTPFileEntryParser
        Overrides:
        preParse in class FTPFileEntryParserImpl
        Parameters:
        original - Original list
        Returns:
        Original list purged of duplicates