JEE: Override an env-entry

Suppose you have an env-entry in your deploymet descriptor (aka web.xml) that binds some value of some type. Suppose, for example, that your entry is something like


anEnvEntryInteger
10
java.lang.Integer

so you have anEnvEntryInteger, as Integer, with value of 10. Now you would certainly retrieve that value to use it in your code. The following code pernits to retrieve code from the entry....

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