Class: Kronos::Storage::InMemory

Inherits:
Object
  • Object
show all
Defined in:
lib/kronos/storage/in_memory.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ InMemory

Returns a new instance of InMemory.



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# File 'lib/kronos/storage/in_memory.rb', line 9

def initialize
  @scheduled_tasks = []
  @reports = []
  @locks = {}
end

Instance Attribute Details

#reports ⇒ Object (readonly)

Returns the value of attribute reports.



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# File 'lib/kronos/storage/in_memory.rb', line 6

def reports
  @reports
end

#scheduled_tasks ⇒ Object (readonly)

Returns the value of attribute scheduled_tasks.



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# File 'lib/kronos/storage/in_memory.rb', line 7

def scheduled_tasks
  @scheduled_tasks
end

Instance Method Details

#check_lock(task_id, lock_id) ⇒ Object 



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# File 'lib/kronos/storage/in_memory.rb', line 63

def check_lock(task_id, lock_id)
  @locks[task_id] == lock_id
end

#lock_task(task_id) ⇒ Object 



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# File 'lib/kronos/storage/in_memory.rb', line 57

def lock_task(task_id)
  SecureRandom.uuid.tap do |lock_id|
    @locks[task_id] = lock_id
  end
end

#locked_task?(task_id) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kronos/storage/in_memory.rb', line 53

def locked_task?(task_id)
  @locks.key?(task_id)
end

#pending?(task) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/kronos/storage/in_memory.rb', line 25

def pending?(task)
  time = Time.now

  @scheduled_tasks
    .lazy
    .select { |scheduled_task| scheduled_task.next_run > time }
    .map(&:task_id)
    .include?(task.id)
end

#register_report(report) ⇒ Object 



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# File 'lib/kronos/storage/in_memory.rb', line 20

def register_report(report)
  remove_reports_for(report.task_id)
  @reports << report
end

#release_lock(task_id) ⇒ Object 



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# File 'lib/kronos/storage/in_memory.rb', line 67

def release_lock(task_id)
  @locks.delete(task_id)
end

#remove(task_id) ⇒ Object 



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# File 'lib/kronos/storage/in_memory.rb', line 45

def remove(task_id)
  @scheduled_tasks.reject! { |scheduled_task| scheduled_task.task_id == task_id }
end

#remove_reports_for(id) ⇒ Object 



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# File 'lib/kronos/storage/in_memory.rb', line 49

def remove_reports_for(id)
  @reports.reject! { |report| report.task_id == id }
end

#resolved_tasks ⇒ Object 



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# File 'lib/kronos/storage/in_memory.rb', line 35

def resolved_tasks
  time = Time.now

  @scheduled_tasks
    .lazy
    .select { |scheduled_task| scheduled_task.next_run <= time }
    .map(&:task_id)
    .to_a
end

#schedule(scheduled_task) ⇒ Object 



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# File 'lib/kronos/storage/in_memory.rb', line 15

def schedule(scheduled_task)
  remove(scheduled_task.task_id)
  @scheduled_tasks.push(scheduled_task)
end