31 lines
554 B
Elixir
31 lines
554 B
Elixir
defmodule DatabaseServer do
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def start do
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spawn(&loop/0)
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end
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defp loop do
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receive do
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{:run_query, caller, query_def} ->
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send(caller, {:query_result, run_query(query_def)})
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end
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loop()
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end
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defp run_query(query_def) do
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Process.sleep(2000)
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"#{query_def} result"
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end
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def run_async(server_pid, query_def) do
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send(server_pid, {:run_query, self(), query_def})
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end
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def get_result do
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receive do
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{:query_result, result} -> result
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after
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5000 -> {:error, :timeout}
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end
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end
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end
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