Spring configuration file encryption method example

The spring configuration file is a "drawing" used to guide the spring factory in bean generation, dependency injection and bean sample distribution. It is an XML document of one or more standard bricks. J2EE programmers must learn to flexibly apply this "drawing" and accurately express their "generation intention". Spring configuration files are one or more standard XML documents, ApplicationContext XML is the default configuration file of spring. When the specified configuration document cannot be found when the container starts, it will try to load the default configuration file.

Spring framework in some production environments with high security requirements, the configuration file does not allow plaintext user name and password configuration, such as database configuration. This paper is mainly used to solve the encryption of plaintext user name and password.

The ciphertext decryption is realized by inheriting the spring configuration class and rewriting the processing method

Configure ApplicationContext XML file, and in JDBC Set ciphertext in properties (generated according to decryption secret key)

summary

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