许多网关技术支持某些形式的中间件过滤器或处理器程序设计模型,以实现自定义增强功能。
Many gateway technologies support some form of intermediary filter or handler programming model to enable custom enhancements to function.
通过向这些中间对象字段应用条件,过滤器将对一个或多个中间对象字段进行操作。
Filters operate on one or more intermediate object fields by applying conditions to these fields.
此管道其中的一部分负责将更多的元素添加到管道中(生成器),一部分负责编辑管道中的元素(过滤器),还有一些负责处理中间的操作(比如记录)。
Parts of this pipeline can either add more elements into the pipeline generators, redact elements out of the pipeline filters, or somewhere in between such as the logging example.
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