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Interaction Protocol Definition and Verification Project

This project involves defining and verifying interaction protocols between agents. The process includes sending and receiving messages to achieve successful communication. The project aims to establish clear guidelines for agent interaction.

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Interaction Protocol Definition and Verification Project

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  1. Progetto PRIN: Specifica e verifica di protocolli di interazione fra agenti Viviana Mascardi Alessandria, 29-03-06

  2. Publisher side

  3. exec(s('sd FruitMarket',0)) :- exec(s(s('sd FruitMarket',0),0)). exec(s(s('sd FruitMarket',0),0)) :- traceable_receive('REQUEST','availability_and_price(fruit(F))', 'fruitBuyer@klimt:1099/JADE'), exec(s(s('sd FruitMarket',0),1)). exec(s(s('sd FruitMarket',0),1)) :- check_case_guard_passed(s(s(s('sd FruitMarket',0),1),0),no_guard), !, exec(s(s(s('sd FruitMarket',0),1),0)). exec(s(s(s('sd FruitMarket',0),1),0)) :- exec(s(s(s(s('sd FruitMarket',0),1),0),0)). exec(s(s(s(s('sd FruitMarket',0),1),0),0)) :- traceable_send('INFORM','available(fruit(F),price(EuroForKg))', 'fruitBuyer@klimt:1099/JADE'), exec(s(s(s(s('sd FruitMarket',0),1),0),1)). process( parameters( ontology('FruitMarketOntology'), content_language('first order logic')), protocol_name('sd FruitMarket'), agent_publisher(short_name('fruitSeller@klimt:1099/JADE'), long_name('fs/fruitSeller:fruitSellerClass')), agent_reader(short_name('fruitBuyer@klimt:1099/JADE'), long_name('fb/fruitBuyer:fruitBuyerClass')), main_fragment( seq([ send(msg('REQUEST', 'availability_and_price(fruit(F))')), switch([case(no_guard, seq([receive(msg('INFORM', 'available(fruit(F),price(EuroForKg))')), receive(msg('PROPOSE', 'buy(fruit(F),price(EuroForKg))')), switch([case(no_guard, seq([send(msg('REQUEST', 'delivery_modes')), receive(msg('INFORM', 'delivery_mode(ListOfModes)')), Generated Prolog code Prolog representation Execution in DCaseLP: graphical and textual traces ******************** THE PROTOCOL STARTS ******************** Received message: REQUEST availability_and_price(fruit(F)) fruitBuyer@klimt:1099/JADE Checked case guard: s(s(s('sd FruitMarket',0),1),0) no_guard Sent message: INFORM available(fruit(F),price(EuroForKg)) fruitBuyer@klimt:1099/JADE Sent message: PROPOSE buy(fruit(F),price(EuroForKg)) fruitBuyer@klimt:1099/JADE Checked case guard: s(s(s(s(s('sd FruitMarket',0),1),0),2),0) no_guard Received message: REQUEST delivery_modes fruitBuyer@klimt:1099/JADE Sent message: INFORM delivery_mode(ListOfModes) fruitBuyer@klimt:1099/JADE Received message: REQUEST accepted_payment_methods fruitBuyer@klimt:1099/JADE Sent message: INFORM accepted_payment_methods(ListOfMethods) fruitBuyer@klimt:1099/JADE Checked case guard: s(s(s(s(s(s(s('sd FruitMarket',0),1),0),2),0),4),0) no_guard Received message: ACCEPT-PROPOSAL sell(fruit(F), amount(A), payment_method(M), delivery_mode(D)) fruitBuyer@klimt:1099/JADE *********** THE PROTOCOL TERMINATED SUCCESSFULLY ************ Publisher side

  4. process( parameters( ontology('FruitMarketOntology'), content_language('first order logic')), protocol_name('sd FruitMarket'), agent_publisher(short_name('fruitSeller@klimt:1099/JADE'), long_name('fs/fruitSeller:fruitSellerClass')), agent_reader(short_name('fruitBuyer@klimt:1099/JADE'), long_name('fb/fruitBuyer:fruitBuyerClass')), main_fragment( seq([ send(msg('REQUEST', 'availability_and_price(fruit(F))')), switch([case(no_guard, seq([receive(msg('INFORM', 'available(fruit(F),')), receive(msg('PROPOSE', 'buy(fruit(F),price(E4Kg))')), WSDL + WS-BPEL documents 1 Prolog representation <definitions xmlns="http://schemas.xmlsoap.org/wsdl/" … <types> <xs:schema xmlns="http://www.w3.org/2001/XMLSchema"/> <xs:element name="accept-proposal_ca" type="xs:string“ fixed="accept-proposal"/> <xs:element name="agree_ca" type="xs:string" fixed="agree"/> <xs:element name="cfp_ca" type="xs:string" fixed="cfp"/> <xs:element name="confirm_ca" type="xs:string" fixed="confirm"/> <xs:element name="disconfirm_ca" type="xs:string" fixed="disconf 2 exec(s(s('sd FruitMarket',0),1)) :- check_case_guard_passed(s(s(s('sd FruitMarket',0),1),0),no_guard), exec(s(s(s('sd FruitMarket',0),1),0)). exec(s(s(s('sd FruitMarket',0),1),0)) :- exec(s(s(s(s('sd FruitMarket',0),1),0),0)). exec(s(s(s(s('sd FruitMarket',0),1),0),0)) :- traceable_send('INFORM','available(fruit(F),price(EuroForKg))', 'fruitBuyer@klimt:1099/JADE'), exec(s(s(s(s('sd FruitMarket',0),1),0),1)). Reasoning stage Generated Prolog code 3 4 Execution in DCaseLP ******************** THE PROTOCOL STARTS ******************** Received message: REQUEST availability_and_price(fruit(F)) fruitBuyer@klimt:1099/JADE Checked case guard: s(s(s('sd FruitMarket',0),1),0) no_guard Sent message: INFORM available(fruit(F) fruitBuyer@klimt:1099/JADE Sent message: PROPOSE buy(fruit(F),price(E4Kg)) fruitBuyer@klimt:1099/JADE Checked case guard: s(s(s(s(s('sd FruitMarket',0),1),0),2),0) no_guard Received message: REQUEST delivery_modes fruitBuyer@klimt:1099/JADE Sent message: INFORM delivery_mode(ListOfModes) fruitBuyer@klimt:1099/JADE Received message: REQUEST accepted_payment_methods fruitBuyer@klimt:1099/JADE Sent message: INFORM accepted_payment_methods(ListOfMethods) fruitBuyer@klimt:1099/JADE Checked case guard: s(s(s(s(s(s(s('sd FruitMarket',0),1),0),2),0),4),0) no_guard Received message: ACCEPT-PROPOSAL sell(fruit(F), amount(A), payment_method(M), delivery_mode(D)) fruitBuyer@klimt:1099/JADE *********** THE PROTOCOL TERMINATED SUCCESSFULLY ************

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