Class: Couchbase::Query

Inherits:
Object
  • Object
show all
Defined in:
lib/couchbase/query.rb

Constant Summary collapse

METHOD_MAPPING = 
{
  :include_docs       => :setIncludeDocs,
  :descending         => :setDescending,
  :key                => :setKey,
  :keys               => :setKeys,
  :start_key          => :setRangeStart,
  :startkey           => :setRangeStart,
  :startkey_docid     => :setStartkeyDocID,
  :endkey             => :setRangeEnd,
  :endkey_docid       => :setEndkeyDocID,
  :inclusive_end      => :setInclusiveEnd,
  :limit              => :setLimit,
  :skip               => :setSkip,
  :reduce             => :setReduce,
  :group              => :setGroup,
  :group_level        => :setGroupLevel,
  :connection_timeout => nil
}.freeze

Instance Method Summary collapse

Constructor Details

#initialize(params) ⇒ Query

Returns a new instance of Query.



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# File 'lib/couchbase/query.rb', line 43

def initialize(params)
  @params = params
end

Instance Method Details

#generate ⇒ Object 



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# File 'lib/couchbase/query.rb', line 47

def generate
  query = Java::ComCouchbaseClientProtocolViews::Query.new

  if stale = @params.delete(:stale)
    case stale
    when :after_update
      query.setStale(Stale::UPDATE_AFTER)
    when :ok
      query.setStale(Stale::OK)
    when false
      query.setStale(Stale::FALSE)
    end
  end

  @params.each_pair do |meth, val|
    if METHOD_MAPPING.key?(meth)
      if java_meth = METHOD_MAPPING[meth]
        query.send(java_meth, val)
      end
    else
      fail ArgumentError, "Query does not support #{meth}"
    end
  end


  # @option params [true, false] :quiet (true) Do not raise error if
  #   associated document not found in the memory. If the parameter +true+
  #   will use +nil+ value instead.
  # @option params [String, Symbol] :on_error (:continue) Sets the
  #   response in the event of an error. Supported values:
  #   :continue:: Continue to generate view information in the event of an
  #               error, including the error information in the view
  #               response stream.
  #   :stop::     Stop immediately when an error condition occurs. No
  #               further view information will be returned.
  # @option params [Fixnum] :connection_timeout (75000) Timeout before the
  #   view request is dropped (milliseconds)


  # @option params [Hash] :body
  query
end