fix DXSubcommand thaw protection

[spider.git] / perl / DXSubprocess.pm

diff --git a/perl/DXSubprocess.pm b/perl/DXSubprocess.pm
index 6ff5adae1bbba143f2531007359e19bd31ed9a09..e9624c7d8da4bebd0c961e7563f2ea084add4813 100644 (file)
--- a/perl/DXSubprocess.pm
+++ b/perl/DXSubprocess.pm
@@ -29,7 +29,7 @@ sub freeze
        my $j = shift;
        unless ($j) {
                LogDbg('DXUser', "DXSubcommand::freeze: undefined or empty input");
-               return q{[null, ""]};
+               return q{[null, '']};
        }
        
        eval { $r = encode_json($j) };
@@ -47,14 +47,14 @@ sub thaw
        my $j = shift;
        unless ($j) {
                LogDbg('DXUser', "DXSubcommand::thaw: empty string on input");
-               return q{[null, ""]};
+               return [undef,[0]];
        }
 
        return [undef, [1]] unless $j; 
        eval { $r = decode_json($j) };
        if ($@) {
                LogDbg('DXUser', "DXSubcommand::thaw: json error on '$j': $@");
-               $r = qq{[$@,[1]]};
+               $r = [$@,[0]];
        }
        return $r;
 }