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#
# Copyright 2014 MongoDB, Inc.
#
# Licensed 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.
#
package MongoDB::Op::_Delete;
# Encapsulate a delete operation; returns a MongoDB::DeleteResult
use version;
our $VERSION = 'v1.4.5';
use Moo;
use MongoDB::BSON;
use MongoDB::DeleteResult;
use MongoDB::_Constants;
use MongoDB::_Protocol;
use MongoDB::_Types qw(
Document
);
use Types::Standard qw(
Bool
Str
);
use Tie::IxHash;
use namespace::clean;
has db_name => (
is => 'ro',
required => 1,
isa => Str,
);
has coll_name => (
is => 'ro',
required => 1,
isa => Str,
);
has full_name => (
is => 'ro',
required => 1,
isa => Str,
);
has filter => (
is => 'ro',
required => 1,
isa => Document,
);
has just_one => (
is => 'ro',
required => 1,
isa => Bool,
);
with $_ for qw(
MongoDB::Role::_PrivateConstructor
MongoDB::Role::_WriteCommand
);
sub execute {
my ( $self, $link ) = @_;
my $filter =
ref( $self->filter ) eq 'ARRAY'
? { @{ $self->filter } }
: $self->filter;
my $op_doc = { q => $filter, limit => $self->just_one ? 1 : 0 };
return (
! $self->write_concern->is_acknowledged
? (
$self->_send_legacy_op_noreply(
$link,
MongoDB::_Protocol::write_delete(
$self->full_name,
$self->bson_codec->encode_one( $self->filter ),
{ just_one => $self->just_one ? 1 : 0 }
),
$op_doc,
"MongoDB::DeleteResult",
)
)
: $link->does_write_commands
? (
$self->_send_write_command(
$link,
[
delete => $self->coll_name,
deletes => [$op_doc],
@{ $self->write_concern->as_args },
],
$op_doc,
"MongoDB::DeleteResult"
)->assert
)
: (
$self->_send_legacy_op_with_gle(
$link,
MongoDB::_Protocol::write_delete(
$self->full_name,
$self->bson_codec->encode_one( $self->filter ),
{ just_one => $self->just_one ? 1 : 0 }
),
$op_doc,
"MongoDB::DeleteResult",
)->assert
)
);
}
sub _parse_cmd {
my ( $self, $res ) = @_;
return ( deleted_count => $res->{n} || 0 );
}
BEGIN {
no warnings 'once';
*_parse_gle = \&_parse_cmd;
}
1;
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