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Contents
# Copyright 2011-2012 Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"). You
# may not use this file except in compliance with the License. A copy of
# the License is located at
#
# http://aws.amazon.com/apache2.0/
#
# or in the "license" file accompanying this file. This file 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.
module AWS
class S3
# @private
module PaginatedCollection
include Core::Collection::WithLimitAndNextToken
protected
def _each_item markers, limit, options = {}, &block
options = list_options(options)
options.merge!(markers) unless markers.nil? or markers.empty?
options[limit_param] = limit || 1000
response = list_request(options)
each_member_in_page(response, &block)
response.data[:truncated] ? next_markers(response) : nil
end
protected
def each_member_in_page(page, &block); end
protected
def list_request(options)
raise NotImplementedError
end
protected
def list_options options
opts = {}
opts[:bucket_name] = bucket.name if respond_to?(:bucket)
opts
end
protected
def limit_param
raise NotImplementedError
end
protected
def pagination_markers
[:key_marker]
end
protected
def next_markers page
pagination_markers.inject({}) do |markers, marker_name|
if marker = page.data[:"next_#{marker_name}"]
markers[marker_name] = marker if marker
end
markers
end
end
end
end
end
Version data entries
13 entries across 13 versions & 1 rubygems