sequence

Element information

Content

• Sequence [1..1]
  from type tExtensibleElements
  documentation [0..*]    
  Any element [0..*] Namespace: ##other, Process Contents: lax
  from type tActivity
  targets [0..1]    
  sources [0..1]    
  from group activity
  Choice [1..*]
  • assign    
  • compensate    
  • compensateScope    
  • empty    
  • exit    
  • extensionActivity    
  • flow    
  • forEach    
  • if    
  • invoke    
  • pick    
  • receive    
  • repeatUntil    
  • reply    
  • rethrow    
  • scope    
  • sequence    
  • throw    
  • validate    
  • wait    
  • while    

Attributes

Used in

• Group activity
• Type tCatch via reference to activity (Element catch)
• Type tElseif via reference to activity (Element elseif)
• Type tFlow via reference to activity (Element flow)
• Type tIf via reference to activity (Element if)
• Type tOnAlarmPick via reference to activity (Element onAlarm)
• Type tOnMessage via reference to activity (Element onMessage)
• Type tProcess via reference to activity (Element process)
• Type tRepeatUntil via reference to activity (Element repeatUntil)
• Type tScope via reference to activity (Element scope)
• Type tSequence via reference to activity (Element sequence)
• Type tWhile via reference to activity (Element while)
• Type tActivityContainer via reference to activity (Elements catchAll, else, compensationHandler, terminationHandler)

Sample instance

<sequence>
   <receive partnerLink="purchasing" portType="lns:purchaseOrderPT"
            operation="sendPurchaseOrder"
            variable="PO"
            createInstance="yes">
      <documentation>Receive Purchase Order</documentation>
   </receive>
   <flow>
      <documentation>
                    
                    A parallel flow to handle shipping, invoicing and
                    
                    scheduling
                    
                </documentation>
      <links>
         <link name="ship-to-invoice"/>
         <link name="ship-to-scheduling"/>
      </links>
      <sequence>
         <assign>
            <copy>
               <from>$PO.customerInfo</from>
               <to>$shippingRequest.customerInfo</to>
            </copy>
         </assign>
         <invoke partnerLink="shipping" portType="lns:shippingPT" operation="requestShipping"
                 inputVariable="shippingRequest"
                 outputVariable="shippingInfo">
            <documentation>Decide On Shipper</documentation>
            <sources>
               <source linkName="ship-to-invoice"/>
            </sources>
         </invoke>
         <receive partnerLink="shipping" portType="lns:shippingCallbackPT"
                  operation="sendSchedule"
                  variable="shippingSchedule">
            <documentation>Arrange Logistics</documentation>
            <sources>
               <source linkName="ship-to-scheduling"/>
            </sources>
         </receive>
      </sequence>
      <sequence>
         <invoke partnerLink="invoicing" portType="lns:computePricePT"
                 operation="initiatePriceCalculation"
                 inputVariable="PO">
            <documentation>
                            
                            Initial Price Calculation
                            
                        </documentation>
         </invoke>
         <invoke partnerLink="invoicing" portType="lns:computePricePT"
                 operation="sendShippingPrice"
                 inputVariable="shippingInfo">
            <documentation>
                            
                            Complete Price Calculation
                            
                        </documentation>
            <targets>
               <target linkName="ship-to-invoice"/>
            </targets>
         </invoke>
         <receive partnerLink="invoicing" portType="lns:invoiceCallbackPT"
                  operation="sendInvoice"
                  variable="Invoice"/>
      </sequence>
      <sequence>
         <invoke partnerLink="scheduling" portType="lns:schedulingPT"
                 operation="requestProductionScheduling"
                 inputVariable="PO">
            <documentation>
                            
                            Initiate Production Scheduling
                            
                        </documentation>
         </invoke>
         <invoke partnerLink="scheduling" portType="lns:schedulingPT"
                 operation="sendShippingSchedule"
                 inputVariable="shippingSchedule">
            <documentation>
                            
                            Complete Production Scheduling
                            
                        </documentation>
            <targets>
               <target linkName="ship-to-scheduling"/>
            </targets>
         </invoke>
      </sequence>
   </flow>
   <reply partnerLink="purchasing" portType="lns:purchaseOrderPT"
          operation="sendPurchaseOrder"
          variable="Invoice">
      <documentation>Invoice Processing</documentation>
   </reply>
</sequence>