Class: StringDataSource

Inherits:
BaseDataSource show all
Defined in:
lib/data/string_data_source.rb

Instance Attribute Summary

Attributes inherited from BaseDataSource

#startOffset

Instance Method Summary collapse

Methods inherited from BaseDataSource

#each_with_index, #extendWith, #has_terminator?, #nextDataSourceValueAt, #valueSequence

Constructor Details

#initialize(s) ⇒ StringDataSource

Returns a new instance of StringDataSource.



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# File 'lib/data/string_data_source.rb', line 5

def initialize(s)
  @s = s
  super()
end

Instance Method Details

#numberValues ⇒ Object 



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# File 'lib/data/string_data_source.rb', line 10

def numberValues
  return @s.length
end

#toString(startOffset, endOffset) ⇒ Object

substring



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# File 'lib/data/string_data_source.rb', line 24

def toString(startOffset, endOffset)
  if (endOffset >= startOffset) then
    return @s[startOffset..endOffset]
  else
    return @s[startOffset..(@s.length - 1)]
  end
end

#valueAt(offset) ⇒ Object 



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# File 'lib/data/string_data_source.rb', line 14

def valueAt(offset)
  value = @s[ offset - @startOffset ]
  if (value == nil) then
    return self.nextDataSourceValueAt(offset)
  else
    return value
  end
end