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Thread safety in Spring beans depends on their scope. Spring supports multiple bean scopes, with Singleton and Prototype being the most commonly used. By default, Spring beans are singletons, meaning a single instance exists per Spring IoC container. In contrast, prototype-scoped beans create a new instance each time they are requested from the ...

Bean Scopes in Spring When the Spring IoC container starts, it reads bean definitions from configuration files (e.g., XML) and converts each <bean> element into a BeanDefinition object. The scope attribute within BeanDefinition determines the bean's scope. Spring provides five built-in scopes, three of which are only available in a web-aw ...