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Questions tagged [nested-exceptions]

26 questions
43
votes
9 answers

Catching an exception that is nested into another exception

I want to catch an exception, that is nested into another exception. I'm doing it currently this way: } catch (RemoteAccessException e) { if (e != null && e.getCause() != null && e.getCause().getCause() != null) { MyException etrp =…
user321068
40
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9 answers

Best way to check whether a certain exception type was the cause (of a cause, etc ...) in a nested exception?

I am writing some JUnit tests that verify that an exception of type MyCustomException is thrown. However, this exception is wrapped in other exceptions a number of times, e.g. in an InvocationTargetException, which in turn is wrapped in a…
Yang Meyer
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25
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5 answers

Why doesn't C++ use std::nested_exception to allow throwing from destructor?

The main problem with throwing exceptions from destructor is that in the moment when destructor is called another exception may be "in flight" (std::uncaught_exception() == true) and so it is not obvious what to do in that case. "Overwriting" the…
anton_rh
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13
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4 answers

Should exceptions be chained in C++?

I just finished work on a C++-program where I've implemented my own exceptions (although derived from std::exception). The practice I've applied when one exception causes a chain reaction, propagating the error upwards and giving rise to other…
gablin
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12
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2 answers

Using RAII to nest exceptions

So the way to nest exceptions in C++ using std::nested_exception is: void foo() { try { // code that might throw std::ifstream file("nonexistent.file"); file.exceptions(std::ios_base::failbit); } catch(...) { …
bames53
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4
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1 answer

Nested Exception vs modern (Java SE 7) exceptions

Question What are the advantages and disadvantages of exceptions with context vs nested exceptions? Why I care As a developer who doesn't have a background in or know the background of Java, I have stumbled upon a possible opportunity to update an…
Key Lay
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3
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1 answer

Under what circumstances does EXCEPTION_RECORD link to another nested exception?

The documentation for _EXCEPTION_RECORD says about one of it's members, struct _EXCEPTION_RECORD *ExceptionRecord A pointer to an associated EXCEPTION_RECORD structure. Exception records can be chained together to provide additional information…
Tobi
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2 answers

How one can dynamic_cast from std::exception to std::nested_exception?

I've just seen a code containing dynamic_cast from std::exception to std::nested_exception, for instance, try { std::throw_with_nested(std::runtime_error("error")); } catch (std::exception &e) { auto &nested =…
slyx
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How does this implementation of chaining exceptions work?

I previously asked a question about how to chaining exceptions in C++, and one of the answers provided a nifty solution to how it can be done. The problem is that I don't understand the code, and trying to have this kind of discussion in the…
gablin
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2
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1 answer

Cannot Cast float to int in Error Handling/Validation Function

I have a function to validate some user input (val) that begins as string input. I want the input to end up in integer format but I don't want to strip a number like 4.2 to make it 4. Instead, I want to throw an error and explain the problem to the…
Eoin
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1 answer

Junit5: Expect nested exception

How does JUnit 5 allow to check for a nested exception? I'm looking for something similar to what could be done in JUnit 4 with the help of a @org.junit.Rule, as shown in the following snippet: class MyTest { @Rule public ExpectedException…
Markus Pscheidt
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How to do Distributed testing using JMeter in Azure VMs over firewall

I am trying to do distributed testing using JMeter over Azure VMs behind the firewall using the conventional ways defined in most of the articles. I have tried all the possible options defined in the following site and some other websites. I tried…
S Singha
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2 answers

Class path issue: NoClassDefException :

Here's the issue, i have this one project X that uses another project Y's services. Y was exported as jar file using eclipse and added to the project X build path. it so happens that the class that the spring loads "classService" in X can't load…
Vik2r
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1 answer

std::throw_with_nested() on out of memory condition calls std::terminate()

I've been strong exception guarantee testing a class, especially on what happens on an out of memory condition, by randomly making malloc() return nullptr. It uses nested exceptions. Let's say I have the following code: static…
小太郎
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2 answers

How to catch nested SMTPAddressFailedException using Spring mail API

I am trying to send email to user provided email id and I am getting below : org.springframework.mail.MailSendException: Failed messages: javax.mail.SendFailedException: Invalid Addresses; nested exception…
sunny_dev
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