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# SOAP4R - Nested exception implementation
# Copyright (C) 2000-2007 NAKAMURA, Hiroshi <nahi@ruby-lang.org>.
# This program is copyrighted free software by NAKAMURA, Hiroshi. You can
# redistribute it and/or modify it under the same terms of Ruby's license;
# either the dual license version in 2003, or any later version.
module SOAP
module NestedException
attr_reader :cause
attr_reader :original_backtraace
def initialize(msg = nil, cause = nil)
super(msg)
@cause = cause
@original_backtrace = nil
end
def set_backtrace(backtrace)
if @cause and @cause.respond_to?(:backtrace)
@original_backtrace = backtrace
=begin
# for agressive backtrace abstraction: 'here' only should not be good
here = @original_backtrace[0]
backtrace = Array[*@cause.backtrace]
backtrace[0] = "#{backtrace[0]}: #{@cause} (#{@cause.class})"
backtrace.unshift(here)
=end
# just join the nested backtrace at the tail of backtrace
caused = Array[*@cause.backtrace]
caused[0] = "#{caused[0]}: #{@cause} (#{@cause.class}) [NESTED]"
backtrace += caused
end
super(backtrace)
end
end
end
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