| # |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License. |
| # |
| |
| use qpid_proton; |
| |
| package qpid::proton::Mapping; |
| |
| our %by_type_value = (); |
| |
| sub new { |
| my ($class) = @_; |
| my ($self) = {}; |
| |
| my $name = $_[1]; |
| my $type_value = $_[2]; |
| my $set_method = $_[3]; |
| my $get_method = $_[4]; |
| |
| $self->{_name} = $name; |
| $self->{_type_value} = $type_value; |
| $self->{_set_method} = $set_method; |
| $self->{_get_method} = $get_method; |
| |
| bless $self, $class; |
| |
| $qpid::proton::Mapping::by_type_value{$type_value} = $self; |
| |
| return $self; |
| } |
| |
| use overload ( |
| '""' => \& stringify, |
| '==' => \& equals, |
| ); |
| |
| sub stringify { |
| my ($self) = @_; |
| return $self->{_name}; |
| } |
| |
| sub equals { |
| my ($self) = @_; |
| my $that = $_[1]; |
| |
| return ($self->get_type_value == $that->get_type_value); |
| } |
| |
| sub getter_method { |
| my ($self) = @_; |
| |
| return $self->{_get_method}; |
| } |
| |
| sub get_type_value { |
| my ($self) = @_; |
| my $type_value = $self->{_type_value}; |
| |
| return $self->{_type_value}; |
| } |
| |
| =pod |
| |
| =head1 MARSHALLING DATA |
| |
| I<Mapping> can move data automatically into and out of a I<Data> object. |
| |
| =over |
| |
| =item $mapping->put( [DATA], [VALUE] ); |
| |
| =item $mapping->get( [DATA] ); |
| |
| =back |
| |
| =cut |
| |
| sub put { |
| my ($self) = @_; |
| my $data = $_[1]; |
| my $value = $_[2]; |
| my $setter_method = $self->{_set_method}; |
| |
| $data->$setter_method($value); |
| } |
| |
| sub get { |
| my ($self) = @_; |
| my $data = $_[1]; |
| my $getter_method = $self->{_get_method}; |
| |
| my $result = $data->$getter_method; |
| |
| return $result; |
| } |
| |
| sub find_by_type_value { |
| my $type_value = $_[1]; |
| |
| return undef if !defined($type_value); |
| |
| return $qpid::proton::Mapping::by_type_value{$type_value}; |
| } |
| |
| 1; |
| |