Class: WMIRef

Inherits:
Object
  • Object
show all
Defined in:
lib/monitor/client/wmi/wmi_ref.rb

Constant Summary collapse

TABLENAME = 
'wmi_ref'

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(n, descr, calc) ⇒ WMIRef 



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 116

def initialize (n, descr, calc)
  #name is the identifier, it must be uniq
     @name=n
     @description=descr
     @value=calc
  @nb_use=0
end

Instance Attribute Details

#description ⇒ Object

Returns the value of attribute description.



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 2

def description
  @description
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 2

def name
  @name
end

#value ⇒ Object

Returns the value of attribute value.



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 2

def value
  @value
end

Class Method Details

.add_wmi_ref(n, descr, calc) ⇒ Object

add an wmi_ref arg n for uniq name, descr the description and calc the calcul to do return true if deleted otherwise false



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 12

def WMIRef::add_wmi_ref(n, descr, calc)
  if $wmi_refs[n] == nil
    $wmi_refs[n] = WMIRef.new(n, descr, calc)
    return true
  end
  return false
end

.del_wmi_ref(n) ⇒ Object

delete an wmi_ref return true is entry delete otherwise false



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 25

def WMIRef::del_wmi_ref(n)
  if !$wmi_refs[n].used?()
    $wmi_refs.delete(n)
    return true
  end
  return false
end

.get_wmi_refs_name ⇒ Object

return a table of all wmirefs name



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 91

def WMIRef::get_wmi_refs_name()
  name_t=[]
  $wmi_refs.each_key {|name|
    name_t.push name
  }
  return name_t
end

.read_db_wmiref ⇒ Object 



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 60

def WMIRef::read_db_wmiref()
  if defined?($db) && ($db !=nil)
    db_select_all_prp(TABLENAME).execute do |rs|
      rs.each do |name, description, value|
        add_wmi_ref(name,description,value)
      end
    end
  end
end

.read_wmiref_conf_file(fic = WMIREFS_CONF_FILE) ⇒ Object 



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 70

def WMIRef::read_wmiref_conf_file(fic=WMIREFS_CONF_FILE)
  field_separator='~'
  if FileTest.exist?(fic)
    fic = File.new(fic,'r')
    lign=fic.gets
    while lign
      lign_t = lign.split(field_separator)
      if lign_t.size() == 3
        add_wmi_ref(lign_t[0],lign_t[1],lign_t[2].chomp())
      end
      lign=fic.gets
    end
    fic.close
  else
    puts "wmirefs conf file not found"
  end
end

.wmi_ref_exist?(name) ⇒ Boolean

check if a given wmi ref name is defined



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 102

def WMIRef::wmi_ref_exist?(name)
  return $wmi_refs[name] != nil
end

.wmi_ref_nb_entry ⇒ Object

return number of wmi ref



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 109

def WMIRef::wmi_ref_nb_entry()
  return $wmi_refs.size
end

.write_db_wmiref ⇒ Object 



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 33

def  WMIRef::write_db_wmiref()
  if defined?($db) && ($db !=nil)
    $db.transaction
    ps=db_delete_all_prp(TABLENAME)
    if ps
      ps.execute()
      stmt=db_insert_ref_prp(TABLENAME)
      $wmi_refs.each_value do |wmi_ref|
        stmt.execute(wmi_ref.name, wmi_ref.description, wmi_ref.value)
      end
      $db.commit
    else
      $db.rollback
    end
  end
end

.write_wmiref_conf_file(fic_name = WMIREFS_CONF_FILE) ⇒ Object 



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 50

def WMIRef::write_wmiref_conf_file(fic_name=WMIREFS_CONF_FILE)
     field_separator='~'
      fic=Tempfile.new(File.basename(fic_name))
    $wmi_refs.each_value do |wmi_ref|
      fic.puts "#{wmi_ref.name}#{field_separator}#{wmi_ref.description}#{field_separator}#{wmi_ref.value}"
    end
    fic.close()
    FileUtils.move(fic.path, fic_name)
end

Instance Method Details

#add_use ⇒ Object 



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 124

def add_use()
  @nb_use+=1
end

#del_use ⇒ Object 



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 128

def del_use()
  @nb_use-=1
end

#to_str ⇒ Object 



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 136

def to_str()
  print "WMIRef: ", @name, " ", @description, " ", @value
end

#used? ⇒ Boolean 



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# File 'lib/monitor/client/wmi/wmi_ref.rb', line 132

def used?()
  return @nb_use>0 
end