开发JavaMail Web源码

package mypack; /** * This class is used to store session data for each user's session. It * is stored in the HttpSession. */ import javax.mail.*; import javax.mail.internet.*; import javax.activation.*; public class MailUserData { URLName urlName; Session session; Store store; Folder currFolder; Message currMsg; public MailUserData() { } public URLName getURLName() { return urlName; } public void setURLName(URLName url){ urlName=url; } public Session getSession() { return session; } public void setSession(Session s) { session = s; } public Message getCurrMsg() { return currMsg; } public void setCurrMsg(Message s) { currMsg = s; } public Store getStore() { return store; } public void setStore(Store s) { store = s; } public Folder getCurrFolder() { return currFolder; } public void setCurrFolder(Folder f) { currFolder = f; } public void doDeleteFolder(String foldername )throws Exception { //can't delete reserved folder if(foldername.equalsIgnoreCase("inbox")|| foldername.equalsIgnoreCase("trash")|| foldername.equalsIgnoreCase("draft")|| foldername.equalsIgnoreCase("sendbox")){ throw new Exception("Cann't delete reserved folder");} Folder folder=store.getFolder(foldername); if(!folder.exists())throw new Exception("This folder does not exists"); if(folder.isOpen())folder.close(true); folder.delete(true); } public void doCreateFolder(String foldername)throws Exception { if(foldername==null || foldername.equals("")) throw new Exception("You do not input new folder name when creating folder"); Folder folder=store.getFolder(foldername); if(folder.exists())throw new Exception("This folder already exists"); folder.create(Folder.HOLDS_MESSAGES); } public void doRenameFolder(String fromname,String toname)throws Exception { if(toname==null || toname.equals("")) throw new Exception("You do not input new folder name when renaming folder"); //can't rename reserved folder if(fromname.equalsIgnoreCase("inbox")|| fromname.equalsIgnoreCase("trash")|| fromname.equalsIgnoreCase("draft")|| fromname.equalsIgnoreCase("sendbox")|| toname.equalsIgnoreCase("inbox")|| toname.equalsIgnoreCase("trash")|| toname.equalsIgnoreCase("draft")|| toname.equalsIgnoreCase("sendbox")){ throw new Exception("Cann't rename reserved folder");} Folder folderFrom=store.getFolder(fromname); Folder folderTo=store.getFolder(toname); if(!folderFrom.exists())throw new Exception("This folder does not exists"); if(folderFrom.isOpen())folderFrom.close(true); folderFrom.renameTo(folderTo); } public void doDeleteMessage(int arrayOpt[],Folder f)throws Exception { for(int i=0;i<arrayOpt.length;i++){ if(arrayOpt[i]==0)continue; Message msg=f.getMessage(i+1); if(!f.getName().equals("Trash")){ Message[] m=new Message[1]; m[0]=msg; Folder Trash=store.getFolder("Trash"); f.copyMessages(m,Trash); msg.setFlag(Flags.Flag.DELETED, true); }else{ msg.setFlag(Flags.Flag.DELETED, true); } } f.expunge(); } public Message doAssembleMessage(PMessage msg)throws Exception { return doAssembleMessage(msg.getTo(),msg.getCC(),msg.getBCC(),msg.getSubject(),msg.getText()); } public Message doAssembleMessage(String to,String cc,String bcc,String subj,String text)throws Exception { Message msg = new MimeMessage(session); InternetAddress[] toAddrs = null, ccAddrs = null, bccAddrs=null; if (to != null) { toAddrs = InternetAddress.parse(to, false); msg.setRecipients(Message.RecipientType.TO, toAddrs); }else throw new MessagingException("No \"To\" address specified"); if (cc != null) { ccAddrs = InternetAddress.parse(cc, false); msg.setRecipients(Message.RecipientType.CC, ccAddrs); } if (bcc != null) { bccAddrs = InternetAddress.parse(bcc, false); msg.setRecipients(Message.RecipientType.BCC, bccAddrs); } if (subj != null) msg.setSubject(subj); msg.setFrom(new InternetAddress(urlName.getUsername() + "@" + urlName.getHost())); if (text != null) msg.setText(text); return msg; } public void doSendMessage(PMessage pmsg)throws Exception { Message msg=doAssembleMessage(pmsg); //send message Transport.send(msg); //save message in sendbox folder Folder f=store.getFolder("SendBox"); if(!f.isOpen())f.open(Folder.READ_WRITE); doAppendMessage(msg,f); } public void doAppendMessage(Message msg, Folder f)throws Exception{ Message m[]=new Message[1]; m[0]=msg; f.appendMessages(m); } public void doSaveMessage(PMessage pmsg)throws Exception { Message msg=doAssembleMessage(pmsg); //save message in draft folder Folder f=store.getFolder("Draft"); if(!f.isOpen())f.open(Folder.READ_WRITE); doAppendMessage(msg,f); } public void doMoveMessage(String toFolderName)throws Exception { Folder folderFrom=currFolder; Folder folderTo=store.getFolder(toFolderName); if(!folderTo.exists())throw new Exception("Folder does not exist"); Message[] m=new Message[1]; m[0]=currMsg; folderFrom.copyMessages(m,folderTo); currMsg.setFlag(Flags.Flag.DELETED, true); folderFrom.expunge(); } }