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# Copyright (C) 2009 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
# USA
package GenTest::Stack::Stack;
require Exporter;
@ISA = qw(GenTest);
use strict;
use GenTest;
use GenTest::Stack::StackFrame;
use Data::Dumper;
use constant FRAME_NO => 0;
use constant FRAMES => 1;
1;
sub new {
my $class = shift;
my $stack = $class->SUPER::new({}, @_);
$stack->[FRAME_NO] = 0;
return $stack;
}
sub _current {
return $_[0]->[FRAME_NO];
}
sub push {
my ($self) = @_;
my $arg;
if ($self->_current() > 0) {
$arg = $self->get("arg") if defined $self->get("arg");
}
$self->[FRAME_NO]++;
$self->[$self->[FRAME_NO]]=GenTest::Stack::StackFrame->new();
$self->set("arg",$arg) if defined $arg;
return undef;
}
sub set {
my ($self, $name, $value) = @_;
$self->[$self->_current()]->set($name,$value);
return undef;
}
sub get {
my ($self, $name, $value) = @_;
return $self->[$self->_current()]->get($name);
}
sub pop {
my ($self,$result) = @_;
$self->[FRAME_NO]--;
## Place the result on the callers frame
$self->set("result",$result) if $self->[FRAME_NO] > 0;
return undef;
}
1;
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