By Michael Czapski, Sebastian Krueger, Brendan Marry, Saurabh Sahai, Peter Vaneris, Andrew Walker
Use Java CAPS to Streamline IT prone and Leverage Legacy purposes
Design styles are a great tool for streamlining firm integration and net improvement tasks: the mission-critical initiatives that at once influence your competitiveness. Enterprise Integration Patterns by way of Gregor Hohpe and Bobby Woolf (Addison-Wesley, 2004) defined some of the most respected styles for company builders. until eventually lately, notwithstanding, imposing the styles in that vintage reference required the huge use of uncooked Java code. Now there’s a greater substitute: utilizing Sun’s Java Composite software Suite (Java CAPS), architects and builders can enforce company integration styles succinctly, elegantly, and entirely.
In Java™ CAPS Basics , Sun’s personal Java CAPS specialists express the right way to speedy positioned those new instruments and applied sciences to paintings on your real-world firm software integration initiatives. After reviewing the demanding situations of firm integration, they introduce Java CAPS and convey the way it can simplify the advance of today’s cutting-edge “composite” functions. subsequent, they bridge the space among summary development languages and sensible implementation information. you are going to examine crucial Java CAPS ideas and techniques within the context of the styles you’ll really use for real-world message and method administration.
- Comparing techniques to company program integration and discovering how one can combine non-invasively, with fewer alterations and reduce costs
- Mastering the center integration instruments supplied through Java CAPS: eGate, eInsight, eWays and JMS
- Using firm integration styles to enhance program reusability, scalability, resilience, safeguard, and manageability
- Implementing styles for message alternate, correlation, infrastructure, routing, building, transformation, and endpoints
- Generating and utilizing cryptographic items reminiscent of X.509 certificate, PKCS#12, and JKS Keystores
- Using complicated recommendations reminiscent of answer partitioning and subprocess implementation, lots of that are coated nowhere else
- Constructing whole instance ideas that assemble some of the styles mentioned and illustrated during this book
The significant other CD includes designated illustrations for many of the suitable styles and entire Java CAPS-based case stories (with recommendations) that enforce many of the styles mentioned within the e-book. furthermore, half II features a bankruptcy on cryptographic items used to configure security-related facets of the suite. It additionally presents greater than sixty targeted examples designed to demonstrate the options and styles offered during this publication. outfitted with JCAPS eDesigner, those graphical, component-based examples can simply be utilized by company analysts and others without or with robust coding skills.
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Additional info for Java CAPS Basics: Implementing Common EAI Patterns
This results in the project's code and the supporting documentation being tagged at the same time, showing the release and modification history for the project. Figure 3-25 depicts the process. Figure 3-25. Release process [View full size image] 48 Section I: Preliminaries Section I: Preliminaries 49 Once the project has been built in Java CAPS, we • Check in the EAR file and the project export zip file. • Deploy the project EAR file (retrieved from the source control system) to the Java CAPS domain in the environment using the Enterprise Manager.
In the latter case, the message is delivered to the messaging system, which "immediately" acknowledges that it has assumed responsibility for delivery to the ultimate recipient. That delivery, however, may take some time if the recipient is not active for some time or may not take place at all if the recipient never appears. The sender will never know what the ultimate outcome was. In some situations a solution may be architected such that major pieces of functionality are built as functions, modules, or services, accepting some input message, performing some processing, and producing some result.
JMS Request/Reply JMS is typically used to build store-and-forward messaging solutions. It also supports implementation of Request/Reply solutions using temporary JMS Destinations. In Java CAPS, a Java Collaboration can be both a requester and a responder in a Request/Reply configuration. An eInsight Business Process can only be a responder, since no eInsight service exists that would allow an eInsight Business Process to invoke JMS Request/Reply functionality. All is not lost, however. Since an eInsight Business Process can invoke a "New Web Service" Java Collaboration as an activity, and a Java Collaboration can invoke JMS Request/Reply functionality, a JCD wrapper can be used to overcome this limitation.