The defaultstrategy is to try to locate and read the deployment manifest file before the application starts.
预设的策略是在应用程序启动前,尝试找出并读取部署资讯清单档。
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The BeanExporter can be used with explicit references to declared beans or you can have it automatically detect beans using the defaultstrategy or a more specific one.
In some ways it reflects the way that international negotiations have been heading, though their new "bottom up" direction was reached more by default than by strategy.