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Coarse Grained SOA:
Services are also could be coarse grained. E.g: You may have a purchase element with individual functions to make a purchase order, add line items, and a customer element to set the customer information etc. calling these individual functions locally would not cause any problem but if you use remote service invokes then performance causes can be evident. The solution is for the service to give a single method call to prepare an order, add line items and set the customer details adding a façade design pattern by getting a single DTO (Data Transfer Object) or an XML containing the full data base structure for the entire order.
how to imlement thomas'' write rule?
EJB elements operate inside a container environment and rely heavily on the container to give security. The four key services needed for the security are: 1. Identification :
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In RPC the method invoker waits for the method to finish implementation and return the control back to the invoker. Therefore it is completely synchronous in nature. Whereas in JMS
Create a class HourlyWorker mind: particularHourlyWorker employee. • Declare two data members named wage and hours of double type with private access. • Implement a parameterized c
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What is Operator Overloading? A few object oriented languages, notably C++, permit you to not only overload techniques but also operators like + or -. This is very menaingful w
Project Description: A web developer is required to finish a webcam site with basic account management and voting functionality. The website can make use of a third party fla
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