Class: Ferret::Index::TermBuffer

Inherits:
Object
  • Object
show all
Includes:
Comparable
Defined in:
lib/ferret/index/term_buffer.rb,
ext/term_buffer.c

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Object

Methods



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# File 'ext/term_buffer.c', line 35

def initialize
  @text = String.new
  @text_length = -1
  @field = nil
end

Instance Attribute Details

#field ⇒ Object (readonly)

Returns the value of attribute field.



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# File 'ext/term_buffer.c', line 60

def field
  @field
end

#text ⇒ Object (readonly)

Returns the value of attribute text.



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# File 'ext/term_buffer.c', line 51

def text
  @text
end

#text_length ⇒ Object (readonly)

Returns the value of attribute text_length.



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# File 'ext/term_buffer.c', line 42

def text_length
  @text_length
end

Instance Method Details

#<(rother) ⇒ Object 



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# File 'ext/term_buffer.c', line 125

VALUE
frt_termbuffer_lt(VALUE self, VALUE rother)
{
  return frt_termbuffer_compare_to_int(self, rother) < 0 ? Qtrue : Qfalse;
}

#<=(rother) ⇒ Object 



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# File 'ext/term_buffer.c', line 137

VALUE
frt_termbuffer_le(VALUE self, VALUE rother)
{
  return frt_termbuffer_compare_to_int(self, rother) <= 0 ? Qtrue : Qfalse;
}

#<=>(rother) ⇒ Object 



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# File 'ext/term_buffer.c', line 157

def <=>(other) 
  if (@field == other.field)
    return text_str <=> other.text_str
  end
  @field <=> other.field
end

#==(rother) ⇒ Object 



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# File 'ext/term_buffer.c', line 149

VALUE
frt_termbuffer_eq(VALUE self, VALUE rother)
{
  if (rother == Qnil)
    return Qfalse;
  return frt_termbuffer_compare_to_int(self, rother) == 0 ? Qtrue : Qfalse;
}

#>(rother) ⇒ Object 



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# File 'ext/term_buffer.c', line 131

VALUE
frt_termbuffer_gt(VALUE self, VALUE rother)
{
  return frt_termbuffer_compare_to_int(self, rother) > 0 ? Qtrue : Qfalse;
}

#>=(rother) ⇒ Object 



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# File 'ext/term_buffer.c', line 143

VALUE
frt_termbuffer_ge(VALUE self, VALUE rother)
{
  return frt_termbuffer_compare_to_int(self, rother) >= 0 ? Qtrue : Qfalse;
}

#eql?(rother) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/term_buffer.c', line 149

VALUE
frt_termbuffer_eq(VALUE self, VALUE rother)
{
  if (rother == Qnil)
    return Qfalse;
  return frt_termbuffer_compare_to_int(self, rother) == 0 ? Qtrue : Qfalse;
}

#hash ⇒ Object 



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# File 'ext/term_buffer.c', line 252

def hash()
  return @text.hash + @field.hash
end

#initialize_copy(rother) ⇒ Object 



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# File 'ext/term_buffer.c', line 192

def initialize_copy(o)
  set!(o)
end

#read(input, info) ⇒ Object 



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# File 'ext/term_buffer.c', line 220

def read(input, field_infos)
  @term = nil                           # invalidate cache
  start = input.read_vint()
  length = input.read_vint()
  total_length = start + length
  @text_length = total_length
  input.read_chars(@text, start, length)
  @field = field_infos[input.read_vint()].name
end

#reset ⇒ Object 



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# File 'ext/term_buffer.c', line 69

def reset() 
  @field = nil
  @text = String.new
  @text_length = 0
  @term = nil
end

#set!(rother) ⇒ Object 



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# File 'ext/term_buffer.c', line 192

def set!(other) 
  @text_length = other.text_length
  @text = other.text.clone if other.text
  @field = other.field
  @term = other.term
end

#term=(rterm) ⇒ Object 



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# File 'ext/term_buffer.c', line 163

def term=(term) 
  if (term == nil) 
    reset()
    return
  end

  # copy text into the buffer
  @text_length = term.text.length
  @text = term.text.clone

  @field = term.field
  @term = term
end

#text_str ⇒ Object 



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# File 'ext/term_buffer.c', line 51

def text_str()
  @text[0,@text_length]
end

#to_s ⇒ Object 



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# File 'lib/ferret/index/term_buffer.rb', line 82

def to_s()
  to_term.to_s
end

#to_term ⇒ Object Also known as: term 



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# File 'ext/term_buffer.c', line 83

def to_term() 
  if @field.nil?                            # unset
    return nil
  end

  if @term.nil?
    @term = Term.new(@field, @text[0,@text_length].to_s)
  end
  return @term
end