Class: OpenWFE::OldRestServlet

Inherits:
WEBrick::HTTPServlet::AbstractServlet
  • Object
show all
Defined in:
lib/openwfe/orest/oldrestservlet.rb

Overview

A common parent class for the worklist and the engine old-style (2002) REST interface.

Direct Known Subclasses

OldRestWorklistServlet

Constant Summary collapse

MUTEX = 
Mutex.new
CT = 
"Content-Type"

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(server, params) ⇒ OldRestServlet

Returns a new instance of OldRestServlet.



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# File 'lib/openwfe/orest/oldrestservlet.rb', line 58

def initialize (server, params)

    super

    @auth_system = params[:AuthSystem] || {}

    @realm_name = get_realm_name

    @last_given_session_id = -1
    @sessions = {}
end

Class Method Details

.get_instance(server, *options) ⇒ Object

Returns always the same servlet instance.



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# File 'lib/openwfe/orest/oldrestservlet.rb', line 122

def self.get_instance (server, *options)
    MUTEX.synchronize do
        return @__instance__ if @__instance__
        @__instance__ = self.new(server, *options)
    end
end

Instance Method Details

#get_realm_name ⇒ Object

this default implementation returns “no_realm”.



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# File 'lib/openwfe/orest/oldrestservlet.rb', line 73

def get_realm_name
    "no_realm"
end

#service(req, res) ⇒ Object 



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# File 'lib/openwfe/orest/oldrestservlet.rb', line 77

def service req, res

    if req.request_method == 'POST'
        class << req
            def parse_query
                @query = WEBrick::HTTPUtils::parse_query(@query_string)
            end
        end
    end

    username = authenticate req, res

    if req.query_string == nil

        get_new_session username, req, res
        return
    end

    req.attributes['username'] = username

    action = req.query["action"]
    action = action.downcase if action

    if action == "endworksession"
        end_work_session req, res
        return
    end

    action_method = "do__#{action}".intern

    unless self.respond_to?(action_method)
        action_not_implemented action, res
        return
    end

    begin
        self.send action_method, req, res
    rescue Exception => e
        reply_with_exception res, e
    end
end