NET.NetException

Capture error information for .NET exception

Description

Process information from a NET.NetException object to handle .NET errors. This class is derived from MException.

Creation

Syntax

e = NET.NetException(msgID,errMsg,netObj)

Description

e = NET.NetException(msgID,errMsg,netObj) constructs instance e of NET.NetException class.

Input Arguments

msgID — Message identifier

string scalar | character vector

Message identifier, specified as a string or a character vector.

errMsg — Error message text

string scalar | character vector

Error message text, specified as a string or a character vector.

netObj — .NET object

System.Exception

.NET object that caused the exception, specified as a System.Exception object.

Properties

ExceptionObject — Class causing error

System.Exception

Class causing the error, specified as a System.Exception object.

Object Functions

See the object functions of MException.

Examples

Load Unknown Assembly

Display error information after trying to load an unknown assembly.

try
  NET.addAssembly('C:\Work\invalidfile.dll')
catch e
  e.message;
  if(isa(e, 'NET.NetException'))
    eObj = e.ExceptionObject
  end
end

ans =
Message: Could not load file or assembly 
  'file:///C:\Work\invalidfile.dll' or 
  one of its dependencies. The system cannot 
  find the file specified.
Source: mscorlib
HelpLink: 

eObj = 
  FileNotFoundException with properties:

           Message: [1x1 System.String]
          FileName: [1x1 System.String]
         FusionLog: [1x1 System.String]
              Data: [1x1 System.Collections.ListDictionaryInternal]
    InnerException: []
        TargetSite: [1x1 System.Reflection.RuntimeMethodInfo]
        StackTrace: [1x1 System.String]
          HelpLink: []
            Source: [1x1 System.String]

Version History

Introduced in R2009b