November 2004
Intermediate to advanced
1024 pages
27h 50m
English
Content preview from Core Java™ 2 Volume II - Advanced Features, Seventh Edition
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Remote Method Invocations
The Remote Method Invocation mechanism lets you do something that sounds simple. If you have access to an object on a different machine, you can call methods of the remote object. Of course, the method parameters must somehow be shipped to the other machine, the server must be informed to execute the method, and the return value must be shipped back. RMI handles these details.
For example, the client seeking product information can query a Warehouse object on the server. It calls a remote method, find, which has one parameter: a Customer object. The find method returns an object to the client: the Product object (see Figure 5-3).
Figure 5-3. Invoking a remote method on a server object
In RMI terminology, the object ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.