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Contents
#This module contains various extra errors used by the other Knj-code.
module Knj::Errors
#An error that is used when the error is just a notice.
class Notice < StandardError; end
#Typically used when an object is not found by the given arguments.
class NotFound < StandardError; end
#If invalid data was supplied to a list-method or something like it.
class InvalidData < StandardError; end
#An error that specifies that the caller should retry the operation.
class Retry < StandardError; end
#The current env does not have access to calling the method.
class NoAccess < StandardError; end
#The thing you are trying to add already exists or have already been done.
class Exists < StandardError; end
#Returns a string describing the given error. Possible arguments can be given if you want the returned string formatted as HTML.
#
#===Examples
# begin
# raise 'test'
# rescue => e
# print Knj::Errors.error_str(e, :html => true)
# end
def self.error_str(err, args = {})
if !err.is_a?(Exception) and err.class.message != "Java::JavaLang::LinkageError"
raise "Invalid object of class '#{err.class.name}' given."
end
str = ""
if args[:html]
str << "<b>#{Knj::Web.html(err.class.name)}</b>: #{Knj::Web.html(err.message)}<br />\n<br />\n"
err.backtrace.each do |bt|
str << "#{Knj::Web.html(bt)}<br />\n"
end
str << "<br />\n<br />\n"
else
str << "#{err.class.name}: #{err.message}\n\n"
str << err.backtrace.join("\n")
str << "\n\n"
end
return str
end
end
Version data entries
19 entries across 19 versions & 1 rubygems