Spring injects instances of attributes based on the XML configuration file P namespace

The class code to generate objects and inject attributes through namespaces is as follows:

The XML configuration file is written as follows:

p:userName="peach"

p: Followed by the variable name of the attribute, followed by the assignment

The constraint is xmlns: P=“ http://www.springframework.org/schema/p "

Generate object and attribute values and call methods. The code is as follows:

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