AppException class abstract

Base class for custom application exceptions.

Extend this class to create specific error types with custom messages, status codes, and optional error details.

Example:

class UnauthorizedException extends AppException {
  UnauthorizedException() : super('Unauthorized', statusCode: 401);
}

Implemented types

• Exception

Implementers

• AuthException
• BadRequestException
• CacheException
• CircularDependencyException
• ConfigException
• DatabaseException
• ForbiddenException
• MailException
• MiddlewareNotFoundException
• MissingRequestContextException
• MissingResponseContextException
• MissingServerContextException
• NotFoundException
• PayloadTooLargeException
• QueueException
• ServiceNotFoundException
• StorageException
• TooManyRequestsException
• UnauthorizedException
• ValidationException

Constructors

AppException(String message, {int statusCode = 500, String type = 'about:blank', String title = 'Application Error', String? instance, dynamic details})

Properties

details → dynamic

Optional additional information for debugging.

final

hashCode → int

The hash code for this object.

no setter, inherited

instance → String?

A URI reference that identifies the specific occurrence of the problem.

final

message → String

Human-readable error message (detail).

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

statusCode → int

HTTP-like status code (defaults to 500).

final

title → String

A short, human-readable summary of the problem type.

final

type → String

A URI reference that identifies the problem type.

final

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toResponse() → Map<String, dynamic>

Converts the exception to a serializable response map (RFC 7807).

toString() → String

A string representation of this object.

override

Operators

operator ==(Object other) → bool

The equality operator.

inherited