【正文】 on} /text attachments attachment resource=org/example// attachment name= expression=${picture} mimetype=image/jpeg/ /attachments transition to=end / /mail state name=end//process. 不穩(wěn)定標(biāo)簽. timerl timer可以在等待狀態(tài)節(jié)點(diǎn)中的transition中指定,例如:state,task,向外轉(zhuǎn)移就會(huì)推進(jìn).l timer也可以在等待狀態(tài)節(jié)點(diǎn)中的自定義時(shí)間標(biāo)簽中指定,例如:state,task,subprocess和group. ,事件根據(jù)timer中的duedate屬性發(fā)動(dòng).l timer在進(jìn)入節(jié)點(diǎn)的時(shí)候被創(chuàng)建.l 在執(zhí)行過程中,timer仍然在節(jié)點(diǎn)里面直到到duedte的時(shí)候,timer發(fā)動(dòng).l 當(dāng)執(zhí)行離開節(jié)點(diǎn),timer將被取消.l timer節(jié)點(diǎn)的屬性:AttributeTypeDefaultRequired?Descriptionduedateany text可選節(jié)點(diǎn)名稱,名稱應(yīng)該在整個(gè)流程中是唯一的.duedatetimestring可選使用流程設(shè)計(jì)工具時(shí),圖象大小和坐標(biāo)信息.repeattns:continueTypeasync|sync|exclusivesync可選指定同步,異步或互斥的.l timer節(jié)點(diǎn)嵌套的標(biāo)簽:ElementDescriptiondescription節(jié)點(diǎn)描述.eventlistener定義事件監(jiān)聽節(jié)點(diǎn).hql定義hql節(jié)點(diǎn)sql定義sql節(jié)點(diǎn)java定以java節(jié)點(diǎn)assign定義assign節(jié)點(diǎn)script定義script節(jié)點(diǎn)mail定義mail節(jié)點(diǎn)l example:下面的例子是所有可能的使用The following examples of the usage are all possibletimer name=daysBeforeHoliday duedate=5 business days.../timertimer name=pensionDate duedate={dateOfBirth} + 65 years .../timertimer name=pensionReminder duedate={dateOfPension} 1 year .../timertimer name=fireWorks duedate={chineseNewYear} repeat=1 year .../timerreminder name=hitBoss duedate={payRaiseDay} + 3 days repeat=1 week /reminder name=hitBoss duedate={payRaiseDay} + 3 days repeat={iritationFactor} / 下面一個(gè)例子,一個(gè)在業(yè)務(wù)組合中的減法,是不支持的,將會(huì)拋出異常,結(jié)果是duedates是過去的時(shí)間.reminder name=toGoOrNotToGo duedate={goLive} 3 business days/. groupl 在流程中,把一系列的節(jié)點(diǎn)歸成一類.l 包含的組必須有層次地嵌套.l 一個(gè)組對(duì)應(yīng)于一個(gè)BPMN被擴(kuò)展的子流程.l group節(jié)點(diǎn)的屬性:AttributeTypeDefaultRequired?Descriptionnameany text可選節(jié)點(diǎn)名稱,名稱應(yīng)該在整個(gè)流程中是唯一的.gstring可選使用流程設(shè)計(jì)工具時(shí),圖象大小和坐標(biāo)信息.l group節(jié)點(diǎn)嵌套的標(biāo)簽:ElementMultiplicityDescriptiondescription節(jié)點(diǎn)描述.transition定義transition節(jié)點(diǎn)on定義on節(jié)點(diǎn)start定義start節(jié)點(diǎn)end定義end節(jié)點(diǎn)endcancel定義endcancel節(jié)點(diǎn)enderror定義enderror節(jié)點(diǎn)state定義state節(jié)點(diǎn)decision定義decision節(jié)點(diǎn)foreach定義foreach節(jié)點(diǎn)fork定義fork節(jié)點(diǎn)join定義join節(jié)點(diǎn)task定義task節(jié)點(diǎn)subprocess定義subprocess節(jié)點(diǎn)group定義group節(jié)點(diǎn)rulesdecision定義rulesdecision節(jié)點(diǎn)rules定義rules節(jié)點(diǎn)eventlistener定義事件監(jiān)聽節(jié)點(diǎn).hql定義hql節(jié)點(diǎn)sql定義sql節(jié)點(diǎn)java1定以java節(jié)點(diǎn)assign定義assign節(jié)點(diǎn)script定義script節(jié)點(diǎn)mail定義mail節(jié)點(diǎn)timer定義timer節(jié)點(diǎn)jms定義jms節(jié)點(diǎn)l example:這個(gè)例子是group的基本操作.process name=GroupSimple xmlns= start transition to=evaluate document / /start group name=evaluate document start transition to=distribute document / /start state name=distribute document transition to=collect feedback / /state state name=collect feedback transition name=approved to=done / transition name=rejected to=update document / /state state name=update document transition to=distribute document / /state end name=done / transition to=publish document / /group state name=publish document //process接下來的代碼片段是一個(gè)當(dāng)文檔第一次傳入到collect feedback的時(shí)候, document,distribute document,并回到collect ,collect state.ProcessInstance processInstance = executionService .startProcessInstanceByKey(GroupSimple)。String pid = ()。assertEquals(distribute document, ())。processInstance = (pid)。assertEquals(collect feedback, ())。processInstance = (pid, rejected)。assertEquals(update document, ())。processInstance = (pid)。assertEquals(distribute document, ())。processInstance = (pid)。assertEquals(collect feedback, ())。processInstance = (pid, approved)。assertEquals(publish document, ())。. foreachl foreach允許從一個(gè)單一的開始點(diǎn)分離成多個(gè)分支執(zhí)行.l foreach節(jié)點(diǎn)的屬性:AttributeTypeDefaultRequired?Descriptionnameany text可選節(jié)點(diǎn)名稱,名稱應(yīng)該在整個(gè)流程中是唯一的.gstring可選使用流程設(shè)計(jì)工具時(shí),圖象大小和坐標(biāo)信息.continuetns:continueTypeasync|sync|exclusivesync可選指定同步,異步或互斥的.varstring可選腳本執(zhí)行保存的結(jié)果的參數(shù)的名稱.l foreach節(jié)點(diǎn)嵌套的標(biāo)簽:ElementDescriptiondescription節(jié)點(diǎn)描述on全局標(biāo)簽,定義某個(gè)節(jié)點(diǎn)的在on可以嵌套的標(biāo)簽的功能(timer,hql,eventlistener等等).transition全局標(biāo)簽,向外的轉(zhuǎn)移l example:在下面的例子里, names,其中的quota說明了有多少task必須在執(zhí)行離開join節(jié)點(diǎn)之前完成.process name=ForEach xmlns= start g=28,61,48,48 name=start1 transition to=foreach1/ /start foreach var=department in={departments} g=111,60,48,48 name=foreach1 transition to=Collect reports/ /foreach task candidategroups={department} g=201,58,92,52 name=Collect reports transition to=join1/ /task join g=343,59,48,48 multiplicity={quorum} name=join1 transition to=end1/ /join end g=433,60,48,48 name=end1//process. java(Automatic activities)l 的方法.l Java節(jié)點(diǎn)的屬性:AttributeTypeDefaultRequired?Descriptionnameany text可選節(jié)點(diǎn)名稱,名稱應(yīng)該在整個(gè)流程中是唯一的.gstring可選使用流程設(shè)計(jì)工具時(shí),圖象大小和坐標(biāo)信息.continuetns:continueTypeasync|sync|exclusivesync可選指定同步,異步或互斥的.ejbjndinamestring可選ejb需要調(diào)用的jndi名稱.exprstring可選解析目標(biāo)對(duì)象調(diào)用哪個(gè)方法.langstring可選聲明expr中使用的語言methodstring可選調(diào)用方法的名稱.varstring可選保存返回值的參數(shù).l Java節(jié)點(diǎn)嵌套的標(biāo)簽:ElementDescriptiondescription節(jié)點(diǎn)描述field從環(huán)境調(diào)用中注入字段.arg方法傳入?yún)?shù)on全局標(biāo)簽,定義某個(gè)節(jié)點(diǎn)的在on可以嵌套的標(biāo)簽的功能(timer,hql,eventlistener等等).transition全局標(biāo)簽,向外的轉(zhuǎn)移l example: session bean方法.正是因?yàn)檫@樣一來,:package 。import 。@Statelesspublic class CalculatorBean implements CalculatorRemote, CalculatorLocal { public Integer add(Integer x, Integer y) { return x + y。 } public Integer subtract(Integer x, Integer y) { return x y。 }}和下面的流程定義:process name=EJB start transition to=calculate / /start java name=calculate ejbjndiname=CalculatorBean/local