# File lib/wsman.rb, line 145
  def clear_all_jobs
    job_svc_uri = find_instance_uri(JOB_SVC_CLASS)
    output = self.command("invoke -a DeleteJobQueue",job_svc_uri, " -m 256 -k JobID=\"JID_CLEARALL\"")

    return false unless output

    hash = XmlSimple.xml_in(output, "ForceArray" => false)
    t = hash["Body"]

    if t["Fault"]
      return false, t["Fault"]
    end

    if t["DeleteJobQueue_OUTPUT"]["ReturnValue"].instance_of? Hash
      return true, "nil value"
    end

    ret = t["DeleteJobQueue_OUTPUT"]["ReturnValue"].to_i == 0 rescue false
    return ret, t["DeleteJobQueue_OUTPUT"]["Message"]
  end