Class: Megam::SnapshotsCollection
- Inherits:
-
Object
- Object
- Megam::SnapshotsCollection
- Includes:
- Enumerable
- Defined in:
- lib/megam/core/snapshots_collection.rb
Instance Attribute Summary collapse
-
#iterator ⇒ Object
readonly
Returns the value of attribute iterator.
Class Method Summary collapse
Instance Method Summary collapse
- #<<(*args) ⇒ Object (also: #push)
- #[](index) ⇒ Object
- #[]=(index, arg) ⇒ Object
- #all_snapshots ⇒ Object
- #each ⇒ Object
- #each_index ⇒ Object
- #empty? ⇒ Boolean
- #for_json ⇒ Object
-
#initialize ⇒ SnapshotsCollection
constructor
A new instance of SnapshotsCollection.
- #insert(snapshots) ⇒ Object
- #lookup(snapshots) ⇒ Object
- #to_json(*a) ⇒ Object
- #to_s ⇒ Object
Constructor Details
#initialize ⇒ SnapshotsCollection
Returns a new instance of SnapshotsCollection.
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# File 'lib/megam/core/snapshots_collection.rb', line 6 def initialize @snapshots = Array.new @snapshots_by_name = Hash.new @insert_after_idx = nil end |
Instance Attribute Details
#iterator ⇒ Object (readonly)
Returns the value of attribute iterator.
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# File 'lib/megam/core/snapshots_collection.rb', line 5 def iterator @iterator end |
Class Method Details
.json_create(o) ⇒ Object
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# File 'lib/megam/core/snapshots_collection.rb', line 101 def self.json_create(o) collection = self.new() o["results"].each do |snapshots_list| snapshots_array = snapshots_list.kind_of?(Array) ? snapshots_list : [ snapshots_list ] snapshots_array.each do |snapshots| collection.insert(snapshots) end end collection end |
Instance Method Details
#<<(*args) ⇒ Object Also known as: push
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# File 'lib/megam/core/snapshots_collection.rb', line 26 def <<(*args) args.flatten.each do |a| is_megam_events(a) @snapshots << a @snapshots_by_name[a.account_id] = @snapshots.length - 1 end self end |
#[](index) ⇒ Object
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# File 'lib/megam/core/snapshots_collection.rb', line 16 def [](index) @snapshots[index] end |
#[]=(index, arg) ⇒ Object
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# File 'lib/megam/core/snapshots_collection.rb', line 20 def []=(index, arg) is_megam_snapshots(arg) @snapshots[index] = arg @snapshots_by_name[arg.account_id] = index end |
#all_snapshots ⇒ Object
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# File 'lib/megam/core/snapshots_collection.rb', line 12 def all_snapshots @snapshots end |
#each ⇒ Object
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# File 'lib/megam/core/snapshots_collection.rb', line 57 def each @snapshots.each do |snapshots| yield snapshots end end |
#each_index ⇒ Object
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# File 'lib/megam/core/snapshots_collection.rb', line 63 def each_index @snapshots.each_index do |i| yield i end end |
#empty? ⇒ Boolean
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# File 'lib/megam/core/snapshots_collection.rb', line 69 def empty? @snapshots.empty? end |
#for_json ⇒ Object
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# File 'lib/megam/core/snapshots_collection.rb', line 93 def for_json to_a.map { |item| item.to_s } end |
#insert(snapshots) ⇒ Object
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# File 'lib/megam/core/snapshots_collection.rb', line 38 def insert(snapshots) is_megam_snapshots(snapshots) if @insert_after_idx # in the middle of executing a run, so any nodes inserted now should # be placed after the most recent addition done by the currently executing # node @snapshots.insert(@insert_after_idx + 1, snapshots) # update name -> location mappings and register new node @snapshots_by_name.each_key do |key| @snapshots_by_name[key] += 1 if @snapshots_by_name[key] > @insert_after_idx end @snapshots_by_name[snapshots.account_id] = @insert_after_idx + 1 @insert_after_idx += 1 else @snapshots << snapshots @snapshots_by_name[snapshots.account_id] = @snapshots.length - 1 end end |
#lookup(snapshots) ⇒ Object
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# File 'lib/megam/core/snapshots_collection.rb', line 73 def lookup(snapshots) lookup_by = nil if events.kind_of?(Megam::Snapshots) lookup_by = snapshots.account_id elsif snapshots.kind_of?(String) lookup_by = snapshots else raise ArgumentError, "Must pass a Megam::Snapshots or String to lookup" end res = @snapshots_by_name[lookup_by] unless res raise ArgumentError, "Cannot find a node matching #{lookup_by} (did you define it first?)" end @snapshots[res] end |
#to_json(*a) ⇒ Object
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# File 'lib/megam/core/snapshots_collection.rb', line 97 def to_json(*a) Megam::JSONCompat.to_json(for_json, *a) end |
#to_s ⇒ Object
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# File 'lib/megam/core/snapshots_collection.rb', line 89 def to_s @snapshots.join(", ") end |