By Andrew Wellings
Real-time performance is vital for constructing many buyer, business, and structures units. whereas the C/C++ programming language is in most cases utilized in the production of real-time software program, the Java language, with its easy and conventional object-oriented programming version, bargains many merits over present real-time practices. Concurrent and Real-Time Programming in Java covers the motivations for, and semantics of, the extensions and ameliorations to the Java programming setting that let the Java platform (Virtual computing device) to satisfy the necessities and constraints of real-time improvement. Key features of concurrent and real-time programming and the way they're carried out in Java are mentioned, corresponding to concurrency, reminiscence administration, real-time scheduling, and real-time source sharing.
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Extra resources for Concurrent and Real-Time Programming in Java
Running the Application To run the application, first we need to know what the URL is to access the application. xml files. xmlfile. war and the servlet mapping is quote. This gives us the path /quote/quote, which we put together with the host and port portion of a URL. How do I do that? Open your web browser and go to http://localhost:8080/quote/quote. You should see something like Figure 2-3. Leave the web browser open, as you'll probably want to use it in the next lab. You might want to click the browser's refresh button to see the counts on the page go up.
Com/products/connector/j/. The driver JAR file is located inside of the archive you downloaded. jar. Once you've located the JDBC JAR file, you will need to copy it to the lib directory of your JBoss server configuration. As you recall, we are working from the default configuration, so that would be server/default/lib. 58 59 Note: The decision to make a library JAR file static or hot deployable is always tough. What just happened? Well, nothing happened. We've talked about the hot deploy feature of JBoss, but that works only for items placed in the deploy directory.
The EJB tier consists of two local CMP entity beans, TaskBean and CommentBean, and one local session bean, TaskMasterBean. You can find the source code for all the beans in the 38 39 src/com/oreilly/jbossnotebook/todo/ejb directory. Notice that there are only three source files for the three enterprise beans, instead of the dozen or so you might normally expect to write. XDoclet will do the heavy lifting and generate all the required J2EE interfaces, as well as a host of other supporting classes.