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Java 9 Dependency Injection
book

Java 9 Dependency Injection

by Nilang Patel, Krunal Patel
April 2018
Intermediate to advanced content levelIntermediate to advanced
246 pages
6h 11m
English
Packt Publishing
Content preview from Java 9 Dependency Injection

Spring scopes

We have understood how a bean definition works with different attributes, and scope is one of the attributes in a bean definition. Before going on to learn about scope types, one question comes to mind: what are scopes?

If we look from a Spring perspective, the meaning of scope is, to characterize the life cycle of a bean and define visibility of that bean within a specific context in which the bean is utilized. When the scope of the object ends, it will be considered out of scope and can no longer be injected into different instances.

From the The Oxford English Dictionary, scope means "the extent of the area or subject matter that something deals with or to which it is relevant."

Spring has seven scopes, and out of them, five ...

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Publisher Resources

ISBN: 9781788296250Supplemental Content