Service Provider ·The service provider creates a service and in some cases publishes its interface and access information to a service registry. ·Each provider must decide which services to expose, evaluate trade-offs between security and easy availability, determine how to price the services or determine how to exploit the value of the services if they are free. ·The provider also has to decide in which category the service should be listed, and what sortof trading partner agreements are required to use the service. Service Consumer ·The service consumer locates (discovers) entries in the service registry and thenbinds to the service provider in order to invoke the defined service. A Service A service in SOA is an exposed piece of functionality with three properties: ·The interface contract to the service is platform-independent. ·The service can be dynamically located and invoked. ·The service is self-contained
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