Class: Chef::Provider::Package::Yum::RPMPackage

Inherits:
Object
  • Object
show all
Includes:
Comparable
Defined in:
lib/chef/provider/package/yum/rpm_utils.rb

Direct Known Subclasses

RPMDbPackage

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ RPMPackage

Returns a new instance of RPMPackage.



327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
 
# File 'lib/chef/provider/package/yum/rpm_utils.rb', line 327

def initialize(*args)
  if args.size == 4
    @n = args[0]
    @version = RPMVersion.new(args[1])
    @a = args[2]
    @provides = args[3]
  elsif args.size == 6
    @n = args[0]
    e = args[1].to_i
    v = args[2]
    r = args[3]
    @version = RPMVersion.new(e, v, r)
    @a = args[4]
    @provides = args[5]
  else
    raise ArgumentError, "Expecting either 'name, epoch-version-release, arch, provides' " +
      "or 'name, epoch, version, release, arch, provides'"
  end

  # We always have one, ourselves!
  if @provides.empty?
    @provides = [ RPMProvide.new(@n, @version.evr, :==) ]
  end
end

Instance Attribute Details

#a ⇒ Object (readonly) Also known as: arch

Returns the value of attribute a.



351
352
353
 
# File 'lib/chef/provider/package/yum/rpm_utils.rb', line 351

def a
  @a
end

#n ⇒ Object (readonly) Also known as: name

Returns the value of attribute n.



351
352
353
 
# File 'lib/chef/provider/package/yum/rpm_utils.rb', line 351

def n
  @n
end

#provides ⇒ Object (readonly)

Returns the value of attribute provides.



351
352
353
 
# File 'lib/chef/provider/package/yum/rpm_utils.rb', line 351

def provides
  @provides
end

#version ⇒ Object (readonly)

Returns the value of attribute version.



351
352
353
 
# File 'lib/chef/provider/package/yum/rpm_utils.rb', line 351

def version
  @version
end

Instance Method Details

#<=>(y) ⇒ Object 



355
356
357
 
# File 'lib/chef/provider/package/yum/rpm_utils.rb', line 355

def <=>(y)
  compare(y)
end

#compare(y) ⇒ Object 



359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
 
# File 'lib/chef/provider/package/yum/rpm_utils.rb', line 359

def compare(y)
  x = self

  # easy! :)
  return 0 if x.nevra == y.nevra

  # compare name
  if x.n.nil? == false && y.n.nil?
    return 1
  elsif x.n.nil? && y.n.nil? == false
    return -1
  elsif x.n.nil? == false && y.n.nil? == false
    if x.n < y.n
      return -1
    elsif x.n > y.n
      return 1
    end
  end

  # compare version
  if x.version > y.version
    return 1
  elsif x.version < y.version
    return -1
  end

  # compare arch
  if x.a.nil? == false && y.a.nil?
    return 1
  elsif x.a.nil? && y.a.nil? == false
    return -1
  elsif x.a.nil? == false && y.a.nil? == false
    if x.a < y.a
      return -1
    elsif x.a > y.a
      return 1
    end
  end

  return 0
end

#nevra ⇒ Object 



405
406
407
 
# File 'lib/chef/provider/package/yum/rpm_utils.rb', line 405

def nevra
  "#{@n}-#{@version.evr}.#{@a}"
end

#to_s ⇒ Object 



401
402
403
 
# File 'lib/chef/provider/package/yum/rpm_utils.rb', line 401

def to_s
  nevra
end