rspec/rules/S4970/java/rule.adoc

58 lines
1.2 KiB
Plaintext

include::../description.adoc[]
== Noncompliant Code Example
----
public class HiddenCatchBlock {
public static class CustomException extends Exception {
}
public static class CustomDerivedException extends CustomException {
}
public static void main(String[] args) {
try {
throwCustomDerivedException();
} catch(CustomDerivedException e) {
// ...
} catch(CustomException e) { // Noncompliant; this code is unreachable
// ...
}
}
private static void throwCustomDerivedException() throws CustomDerivedException {
throw new CustomDerivedException();
}
}
----
== Compliant Solution
----
public class HiddenCatchBlock {
public static class CustomException extends Exception {
}
public static class CustomDerivedException extends CustomException {
}
public static void main(String[] args) {
try {
throwCustomDerivedException();
} catch(CustomDerivedException e) { // Compliant; try-catch block is "catching" only the Exception that can be thrown in the "try"
//...
}
}
}
----
ifdef::env-github,rspecator-view[]
'''
== Comments And Links
(visible only on this page)
include::../comments-and-links.adoc[]
endif::env-github,rspecator-view[]