By Steve Vinoski, Michael Henning
This is the CORBA ebook that each C++ software program engineer has been looking forward to. complex CORBA® Programming with C++ presents designers and builders with the instruments required to appreciate CORBA know-how on the architectural, layout, and resource code degrees. This e-book bargains hands-on reasons for construction effective purposes, in addition to lucid examples that supply sensible recommendation on warding off expensive blunders. With this publication as a advisor, programmers will locate the aid they should effectively adopt industrial-strength CORBA improvement projects.
The content material is systematically prepared and awarded so the publication can be utilized as either an instructional and a reference. the wealthy instance courses during this definitive textual content exhibit CORBA builders tips on how to write clearer code that's extra maintainable, moveable, and effective. The authors' particular insurance of the IDL-to-C++ mapping strikes past the mechanics of the APIs to debate themes comparable to strength pitfalls and potency. An in-depth presentation of the hot transportable item Adapter (POA) explains easy methods to benefit from its a variety of positive factors to create scalable and high-performance servers. furthermore, specific dialogue of complex subject matters, reminiscent of rubbish assortment and multithreading, offers builders with the information they should write advertisement applications.
* In-depth insurance of IDL, together with universal idioms and layout trade-offs
* whole and distinctive factors of the lifestyles Cycle, Naming, buying and selling, and occasion Services
* dialogue of IIOP and implementation repositories
* perception into the dynamic facets of CORBA, comparable to dynamic typing and the hot DynAny interfaces
* recommendation on deciding on acceptable program architectures and designs
* specified, moveable, and vendor-independent resource code
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This is the CORBA e-book that each C++ software program engineer has been anticipating. complicated CORBA® Programming with C++ offers designers and builders with the instruments required to appreciate CORBA expertise on the architectural, layout, and resource code degrees. This publication deals hands-on reasons for construction effective purposes, in addition to lucid examples that offer useful suggestion on heading off high priced errors.
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Additional info for Advanced CORBA Programming with C++
References can be persistent. Clients and servers can convert an object reference into a string and write the string to disk. Sometime later, that string can be converted back into an object reference that denotes the same original object. 39 IT-SC book: Advanced CORBA® Programming with C++ References can be interoperable. CORBA specifies a standard format for object references. This means that one ORB can use references created by a different vendor's ORB, whether they are exchanged as parameters or as strings.
You must define your servant classes and implement their member functions (which represent their IDL methods) to perform the services that you want your CORBA objects to provide to your clients. Write a server main program. As with all C++ programs, the main function provides the entry and exit points for a C++ CORBA application. For your server, your main must initialize the ORB and the POA, create some servants, arrange for the servants to incarnate your CORBA objects, and finally, start listening for requests.
To find out whether an object reference still denotes an existing object, a client can invoke the non_existent operation, which is supported by all objects. References are opaque. Object references contain a number of standardized components that are the same for all ORBs as well as proprietary information that is ORB-specific. To permit source code compatibility across different ORBs, clients and servers are not allowed to see the 38 IT-SC book: Advanced CORBA® Programming with C++ representation of an object reference.