Java Web Application Integration OSGIA simple understanding of OSGI
Just as Java Web applications need to run in containers such as Tomcat and Weblogic. OSGI packages developed by programmers also need to run in OSGI containers. Currently, mainstream OSGI containers include Apache Felix and Eclipse Equinox. The
Original URL: http://sangmin214.iteye.com/blog/784131
Chapter 2 proficiency
This is mainly about osgi's modularity. What is atomicity? Generally, why is regionalization so important, and how it will benefit you from future Java development, construction, and maintenance.
Specifically, this chapter describes the metadata of osgi bundle and how to use the metadata to describe the adequacy of your application. Of course, there is another example.
2.1 W
Introduction
OSGi is a java-based, runtime framework that provides dynamic module loading and management, which has been widely used in the industry. The OSGi framework uses Bundle to modularize complex applications. In the OSGi framework, the Bundle lifecycle is managed by the OSGi runtime environment, Bundle in loos
[51cto] in the previous "Hello, osgi" SeriesMedium,We have laid the foundation for understanding how the osgi service platform works. In the last few articles, we will learn how to apply osgi pluggable and component-based development models to the WebApplication. You will create an osgi Application Based on bundle, whi
This article isGood, osgiThe fourth part of the series. The following describes the osgi service. Readers who are not familiar with osgi can first read what osgi is.Article.
Osgi Service
As mentioned above, the osgi architecture is very suitable for implementing service-orie
SOA strategy for deploying and supporting multiple versions of WEB services
Brief introduction
OSGi is a Java-oriented dynamic modular system. The OSGi Alliance publishes specifications for the module system. Some of the popular OSGi containers include Eclipse Equinox and Apache Felix, among others. As a framework for developing and deploying modular, reusable
The build of CQ is based on the OSGi container, so the custom code and functionality can be added to CQ via the feature provided by OSGi. To deploy custom code to OSGi containers, developers must package their code as a bundle. An OSGi bundle is just a jar file with additional metadata added. This article details how t
After nearly two years of preparation, the OSGi Alliance finally released the latest version of the OSGi Service Platform V4.2 specification in September 2009. Among them, the new Core Specification V4.2 specification adds Framework Launching,service Hooks concept, and the Conditional Permission Admin standard is improved and supplemented to facilitate Ann Fully managed and configured. In addition, with the
Bluedavy, a new employee from brothers, was just an indirect mentor when I started osgi (I read his osgi Advanced Course and shared some practical experiences). I met bluedavy for the first time on the Internet at noon, after talking about it for a while, I have a little time in the afternoon to read three new articles about osgi, SCA, and service framework. I ha
Introduction: as a new de facto industry standard, OSGi has received extensive attention, its basic concept of service-oriented (interface) and the ability of dynamic module deployment, is the goal that enterprise application has been pursuing for a long time. Spring is a well-known lightweight Java EE Development Framework characterized by interface-oriented programming and non-intrusive dependency injection. Combining
OSGi Introductory article: module layer1 What is modularityThe module layer is the most basic part of the OSGi framework, where the modular nature of Java has been well implemented in this layer. However, this implementation is obviously different from some of the existing modularity features of Java itself. This article describes some of the basics of the module layer and some of the considerations that
Introduction
This article is part 1th of this series, and we will develop an order application that contains both client and server-side components. These components are then packaged as OSGi packages. The client invokes the service component to process the order. The service component has methods for processing orders and printing order IDs. After reading this article, you can apply the concepts and features of Apache Felix to build and package Java
OSGI (Dynamic model system for Java)The OSGi (Open Service Gateway Initiative) technology is a series of specifications for the dynamic modular system of Java. OSGi refers to OSGi, on the one hand, that maintains OSGi specificationsThe official alliance, on the other hand, r
Starting with V3.0, Eclipse has made a huge leap by choosing the Open Service Gateway Protocol, open Services gateways Initiative,osgi, to replace the unstable Eclipse plug-in technology in previous releases. This transition is almost transparent to the user, because the plugin you are using now installs and operates in a manner that does not look any different from the previous plugin.
Figure 1. Plug-ins within Eclipse
Because Eclipse is now buil
The main console commands are listed below:Table 1. Equinox OSGi main console command table
Category
Command
Meaning
Control framework
launch
Start frame
shutdown
Stop frame
close
Close, exit frame
exit
Exit immediately, equivalent to System.exit
init
Uninstall all bundles (if already shutdown)
setprop
The relationship between Eclipse and OSGi, from Plugin.xml to MANIFEST.MF
The core of the Eclipse Integrated Development Environment (IDE) and Eclipse Rich Client Platform (RCP) applications is driven by the implementation of the Open Services Gateway Initiative (OSGI) specification. This article illustrates the relationship between Eclipse and OSGi by describin
Osgi: the foundation of eclipse
Osgi provides a set of standard component-oriented specifications for network services. network services are the basis of Service Oriented Architecture. by using the osgi platform, you can easily manage the lifecycle of software components. These components can be deployed on any device on the network, and can be dynamically instal
Level: elementary
Liu Qing (qlcdl@cn.ibm.com), software engineer, IBM China Software Development CenterZhu Zhihui (zhuzhih@cn.ibm.com), software engineer, IBM China Software Development Center
July 23, 2009
Osgi, as a new de facto industrial standard, is booming in various fields, while web development technology has long been widely used as a mainstream technology in the software industry. How traditional Web developers combine web development and
Reprint Source: Http://www.cnblogs.com/liuzhuo1. Creating an OSGi ProjectFirst open the New Project Wizard and choose Create Eclipse plug-in project. SELECT [OSGi Framework] in the [Target Platform] option.Figure 5-1 Creating a plug-in projectSelect when selecting a template, and click Done after the Hello OSGi bundle.Figure 5-2 Selecting an
The original purpose of OSGi (Open Service Gateway Initiative) is to provide a common software running platform for a variety of embedded devices, that is, a middleware platform that can shield the difference between device operating systems and hardware. PCs are basically monopolized by the Wintel architecture, and applications running on PCs can be run on another PC, but different for other devices, their hardware platforms may be completely differe
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