package fengyun.Fastmail.util;	import java.io.*;	/**
	 * 構件Maildir的目錄結構
	 * @author fengyun
	 * @version 1.00
	 */		public class MaildirMake {				public static final int HOMEDIR_EXISTS = 100;		public static final int MAILDIR_EXISTS = 101;		public static final int CHANGEMOD_ERROR = -1;		public static final int CREATE_ERROR = -2;		public static final int OK = 0;		/**		 * 建用戶目錄		 * @param home 用戶目錄		 * @param owner 目錄所有者		 * @return int 返回消息		 */		public static int makehome(String home,String owner) {			File homedir=new File(home);			if (homedir.exists())				return HOMEDIR_EXISTS;			else {				homedir.mkdirs();				if (owner==null || "".equals(owner)) owner="virtual";				try {					Runtime chg=Runtime.getRuntime();					chg.exec("/bin/chown -R "+owner+". "+homedir.getAbsolutePath());					chg.exec("/bin/chmod -R 711 " + homedir.getAbsolutePath());				}				catch(IOException ioe) {					ioe.printStackTrace();
					return CHANGEMOD_ERROR;				}				return OK;			}		}		/**
		 * 建立用戶Maildir
		 * @param dirname Maildir
		 * @param owner 所有者
		 * @return int 消息
		 */
		public static int make(String dirname,String owner) {			File maildir=new File(dirname);   			if (maildir.exists())				return MAILDIR_EXISTS;			else {				if (maildir.getParent()!=null) {					File homedir=new File(maildir.getParent());					if (!homedir.exists()) {
						makehome(homedir.getAbsolutePath(),owner);
					}				}				maildir.mkdirs();				String subdir[]={"","rev","tmp","src","snt","dsb"};				for(int i=1;i<subdir.length;i++) {					File fsubdir=new File(maildir,subdir[i]);					if(!fsubdir.mkdir()) return CREATE_ERROR;				}              				try {					if (owner=="") owner="virtual";
					String chown="/bin/chown "+owner+". "+maildir.getAbsolutePath();					String chmod="/bin/chmod 0700 "+maildir.getAbsolutePath();
					Runtime chg=Runtime.getRuntime();	                                                      					for(int i=0;i<subdir.length;i++) {						chg.exec(chown+"/"+subdir[i]);
						chg.exec(chmod+"/"+subdir[i]);
					}
				}
				catch(IOException ioe) {
					ioe.printStackTrace();					return MaildirMake.CHANGEMOD_ERROR;
				}
				return OK;
			}
		}		/**
		 * 建立Maildir(默認所有者)
		 * @param dirname Maildir
		 * @return int 消息
		 */
		public static int make(String dirname) {
			return(make(dirname,""));		}		/**
		 * 應用程序
		 * @param args[0] Maildir
		 * @param args[1] Owner
		 */		public static void main(String args[]) {			if (args.length<1) {				System.err.println("Usage:java maildirmake MAILDIR\nCommand: java maildirmake Maildir Owner");
				System.exit(-1);
			}
			int status = OK;			if (args.length==1) {
				status = make(args[0]);
			}			else {
				status = make(args[0],args[1]);
			}			String message = "";
			switch(status) {			case OK: {							  message = "Sucess Create Directory";							  break;						  }			case CHANGEMOD_ERROR :						  {
							  message = "Change Module Error or Change Owner Error";
							  break;						  }			case CREATE_ERROR: 						  {							  message = "Can't create the Directory";							  break;						  }			case HOMEDIR_EXISTS :						  {
							  message = "Home Directory is exists";
							  break;						  }			case MAILDIR_EXISTS :						  {
							  message = "Maildir is exists";
							  break;						  }
			}
			System.out.println(message);		}	}