###############################################################################
# CLASS Clearcase::UndoCheckoutCmd
# This class inherits from the CCCmpdProc and executes the cleartool command
# "checkin" with no default args, args can be set
#
# It Does not override CCProcess, it runs in no processing mode so output is printed
# directly.
###############################################################################

package Clearcase::UndoCheckoutCmd;

use strict;
use DeployUtils::Logger;
use Clearcase::CmdProc;

use vars qw( @ISA );

@ISA = qw( Clearcase::CmdProc );

#==============================================================================
#   Constructor
#==============================================================================
sub new
{
    my $obclass = shift;
    my $class = ref($obclass) || $obclass;
    my $args = "";

    LogDebug("Clearcase::UndoCheckoutCmd::new Instantiating new object of class $class");
    
    # Call base class's constructor
    my $self = $class->SUPER::new();

    # set Cmd to do no processing
    $self->processOutput(0);
    $self->abortOnError(0);

    # Add this class's data to the class object
    $self->{_FILELIST} = [];
    
    bless($self, $class);

    # set Clearcase command and arg
    $self->CCcmd("uncheckout");
    foreach my $newarg ( @_ )
    {
        $args .= " " . $newarg;
    }
    $self->CCargs($args);

    return $self;
}   # new


#==============================================================================
#   addFiles
# Adds files to list of files to checkin
#==============================================================================
sub addFiles
{
    my $self = shift;

    map { $_ = "\"$_\"" } @_;
    LogDebug("Clearcase::UndoCheckoutCmd::addFiles Added Files " . join(",", @_));
    push( @{$self->{_FILELIST}}, @_);
}   # addFiles


#==============================================================================
#   getNumFiles
# Returns number of files in file list
#==============================================================================
sub getNumFiles
{
    my $self = shift;

    return $#{$self->{_FILELIST}};
}   # getNumFiles


#==============================================================================
#   CCexecute
# Overrides base class version.
# It simply appends files to args and calls the base class execute.  
# If there are no files it returns without running
#==============================================================================
sub CCexecute
{
    my $self = shift;
    my $retval = 0;

    if ( $#{$self->{_FILELIST}} >= 0 )
    {
        $self->CCaddArgs(@{$self->{_FILELIST}});
        $retval = $self->SUPER::CCexecute();
    }
    else
    {
        LogInfo("Clearcase::UndoCheckoutCmd::CCexecute No execution as no Files supplied");
    }

    return $retval;
}   # CCexecute