本书是OSGi的综合指南，有两个主要目标。 首先，它提供了对OSGi概念的清晰介绍，并提供了与架构师和开发人员都相关的示例。Contents
Preface
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Nuts and bolts
1. Introduction
1.1. What is a Module
1.2. The Problem(s) with JARs
1.2.1. Class Loading and the Global Classpath
1. 2.2. Conflicting Classes
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1.2.
Spring Cloud_Greenwich.RELEASE，本文是英文文档。Spring Cloud provides tools for developers to quickly build some of the common patterns in distributed systems (e.g. configuration management, service discovery, circuit breakers, intelligent routing, micro-prox
