电子邮件外文翻译

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1、JavaMailFrameWorkfordevelopinginternet-basede-mailclientapplications原文：E-mailfunctionalityisanimportantsystemrequirementinareassuchase-commerce,customercare,work-flowmanagementandunifiedmessaging.Inaddition,someapplicationarchitecturesmayneedtosupportnotonlystandardmailprotocol

2、sbutalsoproprietaryones.Ifyou'rechargedwiththetaskofdevelopingane-mailclientapplicationinJava,youhaveanumberofarchitecturalanddesignoptions:buildingyourownserviceslayertosupportmultiplemailprotocols,purchasingthird-partycomponentsthatprovidee-mailfeaturesorusingJavaSoft'sJavaMa

3、ilframework.ThisarticlefocusesontheJavaMailframeworkfordevelopingInternet-basede-mailclientapplications.TheJavaMailAPIshieldsapplicationdevelopersfromimplementationdetailsofspecificmailprotocolsbyprovidingalayerofabstractiondesignedtosupportcurrente-mailstandardsandanyfutureenh

4、ancements.JavaMailincreasesadeveloper'sproductivitybyallowingthedevelopertofocusonthebusinesslogicofanapplicationratherthanonmailprotocolimplementation.Itprovidesaplatformandprotocol-independentmeansofaddinge-mailclientfeaturestoyourapplications.JavaMailversion1.1isastandardJav

5、aextensionandrequiresJDK/JRE1.1.xorhigher.OverviewofInternetMailProtocols BeforegettingintothedetailsofJavaMail,aquickoverviewofsomemessagingtermsandInternete-mailprotocols(IMAP,POP,SMTP)isinorder.Amessageisdescribedintermsofaheaderandcontent.Amessageheadercomprisesinformations

6、uchassender(from),recipient(to),andmessageID(auniquemessageidentifier).Amessage'scontentistheactualmessagebodyandcancomprisemultiplepartsintheformoftextandattachments,asshowninFigure  Figure 1:Ane-mailclientisusedtotransfermessagestoandfromane-mailserver,whichisresponsibleforse

7、ndingandreceivinge-mailmessagesacrosstheInternet.Theseserversstoreauser'smessageseitherpermanentlyoruntilretrievedbyane-mailclient.Todevelopane-mailclientyouneedtodealwithprotocolsforsendingandreceivingmessages.AsshowninFigure2,thecommonprotocolforsendingInternete-mailmessagesi

8、sSMTP(SimpleMailTransferProtocol).TheoriginalSMTPspeci