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How can I know what exceptions might be thrown from a method call?
Started by noname on
, 7 posts
by 7 people.
Answer Snippets (Read the full thread at stackoverflow):
It will list all....
If your program wants to know this, use).
There is no way to tell what unchecked exceptions might get thrown.
Look at the throws clause of a method signature to see what "checked" exceptions could be thrown.
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I want the api of my module to only throw MyPackageSpecificException whenever anything goes wrong and the module unable to perform its task. (The original exception will be given as the cause of the MyPackageSpecificException).
Now, for one constructor...
Started by Alderath on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
} public static MyClass createMyClass(String urlString) throws MyPackageSpecificException { try { new MyClass(urlString); catch (Exception....
If it fits your code, you can use a static creator method instead:
private MyClass(String urlString) { .. .
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Possible Duplicates:
Finding out what exceptions a method might throw in C#
How can I determine which exceptions can be thrown by a given method?
Is there a way to discover all the possible exceptions a class can throw?
Id like to implement try catch ...
Started by Sir Psycho on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at stackoverflow):
You handle exceptions, you should expect....
Marc
Usually, not classes throw exceptions, but methods.
Please see: How can I determine which exceptions can be thrown by a given method?
Red-Gate throw that aren't caught anywhere.
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Ask your Facebook Friends
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I am currently writing a small framework that will be used internally by other developers within the company.
I want to provide good Intellisense information, but I am not sure how to document thrown exceptions.
In the following example:
public void MyMethod...
Started by Arnold Zokas on
, 8 posts
by 8 people.
Answer Snippets (Read the full thread at stackoverflow):
To hide() { // There be logic here }
Exceptions that can be thrown by other methods that are called should be caught, handled and documented in....
You should document all exceptions that could possibly be thrown by your method.
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And how to fix it. I'd like to log every thrown exception for maintenance purpose.
Started by caustic on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
For more information, see Handling and Throwing....
To handle XML Web service exceptions, build a SOAP extension to process Web service exceptions in a custom global exception handler.
It to a SOAP fault before the Error being called .
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I'm connecting to a service and using a Channel created by ChannelFactory. I would like to know what exceptions can be thrown while invoking service interface's methods (for example if there is a service interface named ICalculator and I'm invoking its...
Started by agnieszka on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
CommunicationException if an error occurs.
Why would only certain exceptions exception is thrown by the service implementation.
I suspect just about any type of exception you care to throw.
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I might be missing something obvious but is there a reference somewhere about what exceptions are thrown by functions in .NET and why the exception might be thrown?
As an example, I was recently trying out Linq in Visual C# 2008 and I was loading an XML...
Started by Bonnici on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
As a further, it's only functions, properties, etc that actually throw exceptions, so ....
If a function throws an exception, it is usually listed() , it's labeled as "Exceptions".
It lists possible thrown exceptions.
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In Java, is there any way to get(catch) all exceptions instead of catch the exception individually?
Started by Johanna on
, 7 posts
by 7 people.
Answer Snippets (Read the full thread at stackoverflow):
} catch(Exception e) { ...do stuff with e all exceptions extended from....
And all subclasses }
Do you mean catch an Exception of any type that is thrown, as opposed to just specific Exceptions?
If so:
try { ...file IO...
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In java the compiler complains about uncatched exceptions.
I use exceptions in C++ and I miss that feature.
Is there a tool out there capable of doing it? maybe a compiler option (but I doubt it)
Started by f4 on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
Typically this will be enough:
try { //do stuff } catch piece of code - throwing exceptions....
Of course, you really don't want to catch most exceptions at this level, but you can at least to catch all exceptions at the top level.
Levels.
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Connection.close() may throw SqlException , but I have always assumed that it is safe to ignore any such exceptions (and I have never seen code that does not ignore them).
Normally I would write:
try{ connection.close(); }catch(Exception e) {}
Or
try{...
Started by jb on
, 12 posts
by 12 people.
Answer Snippets (Read the full thread at stackoverflow):
If you don't see any way the checked....
I recommend following a few basic rules with exceptions:
If you are ABSOLUTELY SURE you will NEVER cause a problem you need to.
In general, I've had days wasted by people throwing away exceptions like that.
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