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Serialization of inner classes can introduce platform dependencies and can cause serialization of instances of the outer class.
Rule | Severity | Likelihood | Remediation Cost | Priority | Level |
|---|---|---|---|---|---|
SER05-J | Medium | Likely | Medium | P12 | L1 |
Automated Detection
Detection of inner classes that implement serialization is straightforward.
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| "Serializable" inner classes of non-serializable classes should be "static" "Serializable" inner classes of "Serializable" classes should be static |
Related Guidelines
Bibliography
[API 2014] | |
Item 74, "Implement Serialization Judiciously" | |
[JLS 2015] | |
[Sun 2006] | Serialization Specification, Section 1.10, "The Serializable Interface" |
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