javamail Demo

package mi.email.activity; import java.io.IOException; import java.util.ArrayList; import java.util.HashMap; import java.util.Properties; import java.util.Timer; import java.util.TimerTask; import javax.mail.Flags; import javax.mail.Folder; import javax.mail.Message; import javax.mail.MessagingException; import javax.mail.Session; import javax.mail.Store; import javax.mail.internet.MimeMessage; import mi.email.core.ResolveMail; import mi.learn.com.R; import android.app.Activity; import android.app.Dialog; import android.app.ProgressDialog; import android.content.Intent; import android.content.SharedPreferences; import android.os.Bundle; import android.os.Handler; import android.util.Log; import android.view.Menu; import android.view.MenuItem; import android.view.SubMenu; import android.view.View; import android.view.MenuItem.OnMenuItemClickListener; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.ListView; import android.widget.SimpleAdapter; public class ReceiveList extends Activity { private static final String SAVE_INFORMATION = "save_information"; private ListView listview; String Title; String Date; String From; String Content; String username; String password; long interval = 600000;//默认十分钟刷新一次收件箱 Timer timer = null; TimerTask task = new TimerTask(){ public void run() { android.os.Message message = new android.os.Message(); message.what = 1; handler.sendMessage(message); } }; Handler handler = new Handler(){ public void handleMessage(android.os.Message msg) { switch (msg.what) { case 1: Log.i("xxx", "catch handler"); try { MenuList(); } catch (MessagingException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } break; } super.handleMessage(msg); } }; protected void onResume() { try { MenuList(); } catch (MessagingException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } timer = new Timer(); timer.schedule(new TimerTask(){ public void run() { android.os.Message message = new android.os.Message(); message.what = 1; handler.sendMessage(message); } }, interval,interval); super.onResume(); } protected void onPause() { if (timer != null) { timer.cancel(); } super.onPause(); } @Override protected void onCreate(Bundle savedInstanceState) { // TODO Auto-generated method stub super.onCreate(savedInstanceState); setContentView(R.layout.listmenu); setTitle("Mail Box"); listview = (ListView) findViewById(R.id.my_list); listview.setOnItemClickListener(new OnItemClickListener() { public void onItemClick(AdapterView<?> parent, View view, int position, long id) { // TODO Auto-generated method stub Intent intent = new Intent(); intent.putExtra("ID", position); intent.setClass(ReceiveList.this, MailDetails.class); startActivity(intent); Log.i("xxx", "ID = "+position); } }); } public void MenuList() throws MessagingException, IOException { // sharedpreference读取数据，用split（）方法，分开字符串。 SharedPreferences pre = getSharedPreferences(SAVE_INFORMATION,MODE_WORLD_READABLE); String content = pre.getString("save", ""); String[] Information = content.split(";"); username = Information[0]; password = Information[1]; Properties props = new Properties(); Session session = Session.getDefaultInstance(props); // 取得pop3协议的邮件服务器 Store store = session.getStore(SetupControl.ShareInstance().getStoreType());//"pop3" // 连接pop.sina.com邮件服务器 // store.connect(SetupControl.ShareInstance().getReceiveFromSever(), username, password); // 返回文件夹对象"pop.qq.com" Folder folder = store.getFolder("INBOX"); // 设置仅读 folder.open(Folder.READ_ONLY); // 获取信息 Message message[] = folder.getMessages(); Log.i("xxx", "list count = "+message.length); ArrayList<HashMap<String, String>> list = new ArrayList<HashMap<String, String>>();//定义一个List并且将其实例化 for (int i = 0; i < message.length; i++) { //通过for语句将读取到的邮件内容一个一个的在list中显示出来 ResolveMail receivemail = new ResolveMail((MimeMessage) message[i]); // message[i].setFlag(Flags.Flag.DELETED, true); Log.i("xxx", "title = "+receivemail.getSubject()); Title = receivemail.getSubject();//得到邮件的标题 Date = receivemail.getSentDate();//得到邮件的发送时间 HashMap<String, String> map = new HashMap<String, String>();//定义一个Map.将获取的内容以键值的方式将内容展现 map.put("title", Title);//显示邮件的标题 map.put("info", Date);//显示邮件的信息 list.add(map); SimpleAdapter listAdapter = new SimpleAdapter(this, list,R.layout.item, new String[] { "title", "info" }, new int[] { R.id.title, R.id.info }); listview.setAdapter(listAdapter); } folder.close(true);//用好之后记得将floder和store进行关闭 store.close(); } @Override public boolean onCreateOptionsMenu(Menu menu) { // TODO Auto-generated method stub SubMenu fontMenu = menu.addSubMenu("接收设定"); fontMenu.setIcon(R.drawable.ic_launcher); fontMenu.setHeaderIcon(R.drawable.a); MenuItem ten = fontMenu.add("10分钟"); MenuItem thirty = fontMenu.add("30分钟"); MenuItem sixty = fontMenu.add("60分钟"); ten.setOnMenuItemClickListener(new OnMenuItemClickListener() { public boolean onMenuItemClick(MenuItem item) { // TODO Auto-generated method stub Log.i("xxx", "ten clicked..."); interval = 600000; changeSchedule(interval); return true; } }); thirty.setOnMenuItemClickListener(new OnMenuItemClickListener() { public boolean onMenuItemClick(MenuItem item) { // TODO Auto-generated method stub Log.i("xxx", "thirty clicked..."); interval = 1800000; changeSchedule(1800000); return true; } }); sixty.setOnMenuItemClickListener(new OnMenuItemClickListener() { public boolean onMenuItemClick(MenuItem item) { // TODO Auto-generated method stub Log.i("xxx", "sixty clicked..."); interval = 3600000; changeSchedule(3600000); return true; } }); return super.onCreateOptionsMenu(menu); } protected void changeSchedule(long interval) { // TODO Auto-generated method stub if (timer != null) { timer.cancel(); } timer = new Timer(); timer.schedule(new TimerTask(){ public void run() { android.os.Message message = new android.os.Message(); message.what = 1; handler.sendMessage(message); } }, interval,interval); } }