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Merge pull request #18480 from github/smowton/admin/document-serialization-proxy

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Java: document serialization proxy pattern
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Chris Smowton
2025-01-14 12:34:01 +00:00
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parent 0ff37f1205 0b62338cda
commit 3e10e78c95
1 changed files with 3 additions and 1 deletions
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java/ql/src/Likely Bugs/Serialization/MissingVoidConstructorsOnSerializable.qhelp
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@@ -23,7 +23,9 @@ is not the case. The error will be detected at runtime. </p>
</overview>
<recommendation>
<p>Make sure that every non-serializable class that is extended by a serializable class has a no-argument constructor.</p>
<p>Make sure that every non-serializable class that is extended by a serializable class has a no-argument constructor.
Alternatively, consider defining a <code>writeReplace</code> method that replaces the <code>Serializable</code> class instance with
a serialization proxy, so as to avoid direct deserialization of a class whose parent lacks a no-argument constructor.</p>
</recommendation>
<example>