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bench_java_subclass_invocation.rb

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jruby-9.3

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bench_java_subclass_invocation.rb

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require 'java'

require 'benchmark'

import java.util.ArrayList

puts "method invocation, no subclass"

5.times {

t = ArrayList.new

puts Benchmark.measure {

i = 0

while i < 1000000

i+= 1

t.size()

end

}

}

class MyArrayList < ArrayList

end

puts "method invocation, with subclass"

5.times {

t = MyArrayList.new

puts Benchmark.measure {

i = 0

while i < 1000000

i+= 1

t.size()

end

}

}