# Save the previous filehandles for STDOUT and STDERR so we
# can restore them when we're done.
local *REAL_STDOUT;
local *REAL_STDERR;
open(REAL_STDOUT, ">&STDOUT");
open(REAL_STDERR, ">&STDERR");
$this->{'_stdout'} = *REAL_STDOUT;
$this->{'_stderr'} = *REAL_STDERR;

# Set the new filehandles for STDOUT and STDERR
local *STDOUT_LOG;
local *STDERR_LOG;
*STDOUT_LOG = $this->{'stdout_log'};
*STDERR_LOG = $this->{'stderr_log'};
open(STDOUT, ">&STDOUT_LOG");
open(STDERR, ">&STDERR_LOG");