54 lines
1.2 KiB
Plaintext
54 lines
1.2 KiB
Plaintext
== Why is this an issue?
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include::../jvm-description.adoc[]
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=== Noncompliant code example
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[source,kotlin]
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----
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fun doSomething(file: File, lock: Lock) {
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file.delete() // Noncompliant
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// ...
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lock.tryLock() // Noncompliant
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}
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----
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=== Compliant solution
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[source,kotlin]
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----
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fun doSomething(file: File, lock: Lock) {
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if (!file.delete()) {
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// file delete failed; take appropriate action
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}
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if (!lock.tryLock()) {
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// lock failed; take appropriate action
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}
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}
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----
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== Resources
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Although these resources talk about Java, the underlying information concerning the JVM is just as relevant for Kotlin.
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* https://wiki.sei.cmu.edu/confluence/x/xzdGBQ[CERT, EXP00-J.] - Do not ignore values returned by methods
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* https://wiki.sei.cmu.edu/confluence/x/TTZGBQ[CERT, FIO02-J.] - Detect and handle file-related errors
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* CWE - https://cwe.mitre.org/data/definitions/754[CWE-754 - Improper Check for Unusual Exceptional Conditions]
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ifdef::env-github,rspecator-view[]
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'''
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== Implementation Specification
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(visible only on this page)
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include::../message.adoc[]
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'''
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== Comments And Links
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(visible only on this page)
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include::../comments-and-links.adoc[]
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endif::env-github,rspecator-view[]
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