所包含的一个实例模式是NoCyclic Dependency。

An example pattern that is included is NoCyclicDependency.

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要以多实例模式配置Message Broker，必须执行三组动作。

There are three sets of actions that must be performed to configure Message Broker in multi-instance mode.

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因为根据设计它是线程安全的，创建它之后可以把它缓存在一个公共静态最终变量中，或者包装在单实例模式中以供以后访问。

Since it is thread safe by design, you might cache it in a public static final variable, or wrap it in a singleton pattern after creation for later access.

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