Do Spring Prototype Beans Need to Be Destroyed Manually?

Date: 2024-09-11

Spring's prototype beans, unlike singletons, are created anew with each request and aren't managed for their entire lifecycle by the Spring container. This means developers must manually destroy them to release resources. Methods for doing so include directly calling a bean's destroy() method or using Spring's ConfigurableBeanFactory. Failing to manually destroy prototype beans can lead to resource leaks. Proper cleanup is crucial, especially when dealing with resources like file handles or database connections.

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