Error handling inside or out of class?

Posted by Rin on Stack Overflow See other posts from Stack Overflow or by Rin
Published on 2009-11-28T18:38:00Z Indexed on 2010/04/16 15:53 UTC
Read the original article Hit count: 278

Filed under:

design-patterns

|

errors

|

error-handling

|

best-practices

Usually I do all what I can inside a class, in every method (try and catch). Am I doing it wrong? Recently I heard better way is handle error in program body...

What is good habit?

© Stack Overflow or respective owner

Related posts about design-patterns

Should universities put more emphasis on teaching their students about design patterns?

as seen on Programmers - Search for 'Programmers'
While I've heard about design patterns being mentioned in a few courses at uni, I know of only a single course which actually teaches design patterns. In almost all other areas (algorithms, parallelism, architecture, dynamic languages, paradigms, etc), there are several, often a basic course and an… >>> More
Podcasts on GoF design patterns

as seen on Stack Overflow - Search for 'Stack Overflow'
Anyone know of a good podcast on design patterns? >>> More
How often are design patterns used in the workplace using PHP

as seen on Stack Overflow - Search for 'Stack Overflow'
Hey everyone, I read a book awhile back called PHP Design Patterns and Practice, and ever since then I have been using design patterns whenever I think they are needed. However it just occurred to me that maybe most companies do not use design patterns very often for PHP, or at all. What I was wondering… >>> More
Who benefits from the use of Design Patterns?

as seen on DotNetBlocks - Search for 'DotNetBlocks'
Who benefits from the use of design patterns is like asking who benefits from clean air or a good education. All of the stakeholders of a project benefit from the use of design patterns. Project Sponsor Project sponsors benefit from the use of design patterns because they promote reduced development… >>> More
Architect: "Collaborating on Design Patterns"

as seen on Oracle Technology Network - Search for 'Oracle Technology Network'
It takes an architect community to raise a collection of SOA design patterns. >>> More

Related posts about errors

Application Errors vs User Errors in PHP

as seen on Stack Overflow - Search for 'Stack Overflow'
So after much debate back and forth, I've come up with what I think may be a valid plan to handle Application/System errors vs User Errors (I.e. Validation Issues, Permission Issues etc). Application/System Errors will be handled using a custom error handler (via set_error_handler()). Depending on… >>> More
Prevent Apache from logging 404 Errors, logging all other errors

as seen on Stack Overflow - Search for 'Stack Overflow'
I would like to disable 404 errors from appearing in my Apache error logs. The reason for this is that I have a custom page that handles 404 errors, performing any necessary redirects. If no valid redirect is found in this 404 page, then a nice page appears and the url and other information are logged… >>> More
adding errors to Django form errors.__all__

as seen on Stack Overflow - Search for 'Stack Overflow'
How do I add errors to the top of a form after I cleaned the data? I have an object that needs to make a REST call to an external app (google maps) as a pre-save condition, and this can fail, which means I need my users to correct the data in the form. So I clean the data and then try to save and… >>> More
No compile errors when reference added, but errors seen upon build

as seen on Stack Overflow - Search for 'Stack Overflow'
A solution was just converted from VS 2008 to VS 2010. My VS 2010 build is failing with the popular "The type or namespace X could not be found". When I go to the project and go to Add References and add the appropriate project dll, the class name appears in blue text as if .NET found the correct… >>> More
Visual Designer errors, when there are no errors

as seen on Stack Overflow - Search for 'Stack Overflow'
I get errors when viewing forms and there are not any. I can close VS and reopen and it is fine. What cases this? Can it be fixed without closing? >>> More