finalize() Method Without super.finalize()

The software contains a finalize() method that does not call super.finalize().


Description

The Java Language Specification states that it is a good practice for a finalize() method to call super.finalize().

Demonstrations

The following examples help to illustrate the nature of this weakness and describe methods or techniques which can be used to mitigate the risk.

Note that the examples here are by no means exhaustive and any given weakness may have many subtle varieties, each of which may require different detection methods or runtime controls.

Example One

The following method omits the call to super.finalize().

protected void finalize() {
  discardNative();
}

See Also

SEI CERT Oracle Secure Coding Standard for Java - Guidelines 06. Methods (MET)

Weaknesses in this category are related to the rules and recommendations in the Methods (MET) section of the SEI CERT Oracle Secure Coding Standard for Java.

SFP Secondary Cluster: Unexpected Entry Points

This category identifies Software Fault Patterns (SFPs) within the Unexpected Entry Points cluster.

Comprehensive CWE Dictionary

This view (slice) covers all the elements in CWE.

Weaknesses Introduced During Implementation

This view (slice) lists weaknesses that can be introduced during implementation.

Weaknesses in Software Written in Java

This view (slice) covers issues that are found in Java programs that are not common to all languages.


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