class AliyunMns::Queue
Attributes
name[R]
Public Class Methods
[](name)
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# File lib/aliyun_mns/queue.rb, line 9 def [] name Queue.new(name) end
new(name)
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# File lib/aliyun_mns/queue.rb, line 21 def initialize(name) @name = name end
queues(opts = {})
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# File lib/aliyun_mns/queue.rb, line 13 def queues(opts = {}) mqs_options = {query: "x-mns-prefix", offset: "x-mns-marker", size: "x-mns-ret-number"} mqs_headers = opts.slice(*mqs_options.keys).reduce({}) { |mqs_headers, item| k, v = *item; mqs_headers.merge!(mqs_options[k] => v) } response = Request.get("/queues", mqs_headers: mqs_headers) Hash.xml_array(response, "Queues", "Queue").collect { |item| Queue.new(URI(item["QueueURL"]).path.sub!(/^\/queues\//, "")) } end
Public Instance Methods
create(opts = {})
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创建队列
# File lib/aliyun_mns/queue.rb, line 26 def create(opts = {}) Request.put(queue_path) do |request| msg_options = { :VisibilityTimeout => 30, :DelaySeconds => 0, :MaximumMessageSize => 65536, :MessageRetentionPeriod => 345600, :PollingWaitSeconds => 0 }.merge(opts) request.content(:Queue, msg_options) end end
delete()
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删除队列
# File lib/aliyun_mns/queue.rb, line 40 def delete Request.delete(queue_path) end
messages_path()
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# File lib/aliyun_mns/queue.rb, line 67 def messages_path "/queues/#{name}/messages" end
queue_path()
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# File lib/aliyun_mns/queue.rb, line 63 def queue_path "/queues/#{name}" end
receive_message(wait_seconds = nil)
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消费消息
# File lib/aliyun_mns/queue.rb, line 56 def receive_message(wait_seconds = nil) request_opts = {} request_opts.merge!(params: {waitseconds: wait_seconds}) if wait_seconds result = Request.get(messages_path, request_opts) Message.new(self, result) end
send_message(message, opts = {})
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发送消息
# File lib/aliyun_mns/queue.rb, line 45 def send_message(message, opts = {}) Request.post(messages_path) do |request| msg_options = { :DelaySeconds => 0, :Priority => 8 }.merge(opts) request.content(:Message, msg_options.merge(:MessageBody => message.to_s)) end end