November 2012
Intermediate to advanced
888 pages
54h 46m
Polish
Content preview from Ruby. Receptury
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16.3. Jak napisać klienta XML-RPC?
Podziękowania dla Johna-Masona Shackelforda
Problem
Chcemy wywołać zdalną metodę za pośrednictwem protokołu XML-RPC.
Rozwiązanie
Można wykorzystać bibliotekę xmlrpc4r Michaela Neumanna, wchodzącą w skład standardowej biblioteki Ruby.
Oto elementarny przykład wykorzystania protokołu XML-RPC: na podstawie podanej liczby wyszukiwana jest nazwa stanu USA na alfabetycznie posortowanej liście:
require 'xmlrpc/client'
server = XMLRPC::Client.new2('http://betty.userland.com/RPC2')
server.call('examples.getStateName', 5) # => "California"
Dyskusja
XML-RPC jest niezależnym od języka rozwiązaniem dla systemów rozproszonych, który stanowi prostą alternatywę protokołu SOAP (w rzeczywistości XML-RPC jest ...
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