Class: JRubyProf::FlatTextPrinter

Inherits:
AbstractPrinter show all
Defined in:
lib/jruby-prof/flat_text_printer.rb

Constant Summary collapse

TABLE_HEADER = 
" %self  cumulative    total     self   children    calls self/call total/call  name"

Instance Attribute Summary

Attributes inherited from AbstractPrinter

#thread_set

Instance Method Summary collapse

Methods inherited from AbstractPrinter

#initialize, #print_to_file

Constructor Details

This class inherits a constructor from JRubyProf::AbstractPrinter

Instance Method Details



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# File 'lib/jruby-prof/flat_text_printer.rb', line 6

def print_on(output)
  thread_set.invocations.each_with_index do |invocation, i|
    output.puts
    output.puts "Thread #{i + 1} / #{thread_set.length}"
    output.puts
    methods = invocation.get_methods.values.sort_by {|m| m.duration }.reverse
    output.puts TABLE_HEADER
    total_duration = 0
    rows = methods.map do |method|
      total    = method.duration
      children = method.childrens_duration
      self_    = total - children
      total_duration += self_ unless self_ < 0
      next if method.name == "#"
      [total, children, self_, method.count, method.name]
    end
    cumulative = 0
    rows = rows.compact.sort_by {|r| r[2]}.reverse
    rows.each do |row|
      total, children, self_, count, name = *row
      cumulative += self_
      self_pc = (self_.to_f/total_duration)*100
      self_per_call = self_.to_f/count
      total_per_call = total.to_f/count
      output.puts "#{("%2.2f" % self_pc).rjust(6)} #{cumulative.to_s.rjust(11)} #{total.to_s.rjust(8)}  #{self_.to_s.rjust(7)}  #{children.to_s.rjust(8)}   #{count.to_s.rjust(7)} #{("%2.2f" % self_per_call).to_s.rjust(9)} #{("%2.2f" % total_per_call).to_s.rjust(10)}  #{name}"
    end
  end
end