Class: Palm::Record

Inherits:
Object
  • Object
show all
Defined in:
lib/palm/palm_record.rb

Overview

Base class for all Palm::PDB Records. This stores the basic metadata for each record. Subclasses should extend this provide a useful interface for accessing specific record types.

Direct Known Subclasses

RawRecord, WabaRecord

Constant Summary collapse

RECORD_ATTRIBUTE_CODES = 
{
	:expunged 	=>    0x80,
	:dirty 	 		=>    0x40,
	:deleted  	=>    0x20,
	:private   	=>    0x10
}

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Record

Returns a new instance of Record.



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# File 'lib/palm/palm_record.rb', line 16

def initialize
	@category = 	0
	@record_id = 	0
	@dirty = 			true
end

Instance Attribute Details

#archive ⇒ Object

Returns the value of attribute archive.



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# File 'lib/palm/palm_record.rb', line 13

def archive
  @archive
end

#category ⇒ Object

Returns the value of attribute category.



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# File 'lib/palm/palm_record.rb', line 14

def category
  @category
end

#deleted ⇒ Object

Returns the value of attribute deleted.



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# File 'lib/palm/palm_record.rb', line 13

def deleted
  @deleted
end

#dirty ⇒ Object

Returns the value of attribute dirty.



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# File 'lib/palm/palm_record.rb', line 13

def dirty
  @dirty
end

#expunged ⇒ Object

Returns the value of attribute expunged.



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# File 'lib/palm/palm_record.rb', line 13

def expunged
  @expunged
end

#private ⇒ Object

Returns the value of attribute private.



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# File 'lib/palm/palm_record.rb', line 13

def private
  @private
end

#record_id ⇒ Object

Returns the value of attribute record_id.



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# File 'lib/palm/palm_record.rb', line 14

def record_id
  @record_id
end

Instance Method Details

#packed_attributes ⇒ Object 



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# File 'lib/palm/palm_record.rb', line 22

def packed_attributes
	encoded = 0
	if @expunged or @deleted
		encoded |= 0x08 if @archive
	else
		encoded = @category & 0x0f
	end
	
	RECORD_ATTRIBUTE_CODES.each do |name,code|
		encoded |= code if send(name)
	end
	
	encoded
end

#packed_attributes=(value) ⇒ Object 



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# File 'lib/palm/palm_record.rb', line 37

def packed_attributes=(value)
	RECORD_ATTRIBUTE_CODES.each do |key,code|
		self.send("#{key}=", (value & code) > 0)
	end
	if (value & 0xa0) == 0
		@category = (value & 0x0f)
	else
		@archive = (value & 0x08) > 0
	end
end