Class: SMPTool::VirtualVolume::DataEntryHeader

Inherits:
Object
  • Object
show all
Defined in:
lib/smp_tool/virtual_volume/data_entry_header.rb

Overview

Header of a ‘virtual’ data entry.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(params) ⇒ DataEntryHeader

Returns a new instance of DataEntryHeader.



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 11

def initialize(params)
  @status = params[:status]
  @filename = params[:filename]
  @n_clusters = params[:n_clusters]
  @ch_job = params[:ch_job]
  @date = params[:date]
  @extra_word = params[:extra_word] || Basic10::ENTRY_EXTRA_WORD
end

Instance Attribute Details

#ch_job ⇒ Object (readonly)

Returns the value of attribute ch_job.



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 9

def ch_job
  @ch_job
end

#date ⇒ Object (readonly)

Returns the value of attribute date.



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 9

def date
  @date
end

#extra_word ⇒ Object (readonly)

Returns the value of attribute extra_word.



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 9

def extra_word
  @extra_word
end

#filename ⇒ Object (readonly)

Returns the value of attribute filename.



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 9

def filename
  @filename
end

#n_clusters ⇒ Object (readonly)

Returns the value of attribute n_clusters.



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 9

def n_clusters
  @n_clusters
end

#status ⇒ Object (readonly)

Returns the value of attribute status.



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 9

def status
  @status
end

Instance Method Details

#clean ⇒ Object 



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 55

def clean
  make_empty

  rename(
    [PAD_WORD, PAD_WORD, PAD_WORD]
  )
end

#empty_entry? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 43

def empty_entry?
  @status == EMPTY_ENTRY
end

#make_empty ⇒ Object 



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 51

def make_empty
  _set_status(EMPTY_ENTRY)
end

#make_permanent ⇒ Object 



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 47

def make_permanent
  _set_status(PERM_ENTRY)
end

#permanent_entry? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 39

def permanent_entry?
  @status == PERM_ENTRY
end

#print_ascii_filename ⇒ Object 



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 20

def print_ascii_filename
  Filename.new(radix50: @filename).print_ascii
end

#rename(new_radix_id) ⇒ Object 



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 63

def rename(new_radix_id)
  @filename = new_radix_id
end

#resize(new_size) ⇒ Object 



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 35

def resize(new_size)
  @n_clusters = new_size
end

#snapshot ⇒ Object 



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# File 'lib/smp_tool/virtual_volume/data_entry_header.rb', line 24

def snapshot
  {
    status: _status_snapshot,
    filename: print_ascii_filename,
    n_clusters: @n_clusters,
    ch_job: @ch_job,
    date: @date,
    extra_word: @extra_word
  }
end