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我對android和編程一般都很陌生。我有一個使用K9電子郵件客戶端的電子郵件接收器。我正在檢查電子郵件的正確格式,並將電子郵件的內容輸入到手機上的SQLite數據庫中。接收器工作正常。問題是,當我發送正確格式的消息時,它會從第一封電子郵件中創建2條記錄。如果我發送另一條消息而不刪除第一條消息,則會創建第二條消息的4條記錄。第三個產生6條記錄,等等。我知道可能有一些明顯的我失蹤,但我找不到問題。爲每個收到的郵件獲取2個SQLite記錄
下面是代碼:
public class EmailReceiver extends BroadcastReceiver{
private JobsData jobs;
public static final Uri k9uri = Uri.parse("content://com.fsck.k9.messageprovider/inbox_messages/");
static String[] messages_projection = new String[] {"subject", "preview", "unread"};
@Override
public void onReceive(Context context, Intent intent) {
try {
Context mContext = context;
Cursor curSt = mContext.getContentResolver().query(k9uri, messages_projection, "unread='true'", null, null);
curSt.moveToFirst();
String preview = null;
String subject = null;
jobs = new JobsData(context);
int i = 0;
while (!curSt.isAfterLast()) {
subject = curSt.getString(0);
boolean test = subject.startsWith("JOB# ");
if (test) {
boolean check = true;
try {
for (int k = 5; k < subject.length(); k++) {
if (!Character.isDigit(subject.charAt(k))) {
check = false;
break;
}
}
} catch (Exception e) {
} finally {
}
if (check) {
preview = curSt.getString(1);
compareDb(subject.substring(7), preview, context);
}
}
curSt.moveToNext();
}
curSt.close();
} catch (Exception e) {
Toast toast = Toast.makeText(context, e.toString(), Toast.LENGTH_LONG);
toast.show();
}
if (emails != null) {
}
}
private void compareDb (String jobNo, String preview, Context context) {
try {
String[] dbJobs = new String[] {"JobNo"};
SQLiteDatabase db = jobs.getReadableDatabase();
Cursor dbCur = db.query(tableName, dbJobs, null, null, null, null, null);
dbCur.moveToFirst();
while (!dbCur.isAfterLast()) {
if (!jobNo.equals(dbCur.getString(0))) {
jobExtractor(preview, jobNo, context);
}
dbCur.moveToNext();
}
dbCur.close();
} catch (Exception e){
Toast toast = Toast.makeText(context, e.toString(), Toast.LENGTH_LONG);
toast.show();
}
}
private void addJobs(Job job){
SQLiteDatabase db = jobs.getWritableDatabase();
ContentValues values = new ContentValues();
values.put(custName, job.getCustName());
values.put(jobNumber, job.getJobNumber());
values.put(jobType, job.getJobType());
values.put(address, job.getAddress());
values.put(zip, job.getZip());
values.put(contact, job.getContact());
values.put(contactNumber, job.getContactNumber());
values.put(problem, job.getProblem());
db.insertOrThrow(tableName, null, values);
db.close();
}
的「jobextractor」法正常工作,所以我不包括它。如果有人可以請幫助我,我將不勝感激。
謝謝
只是一個側面說明。我也希望它只查看未讀電子郵件,但這也不起作用。這一點不是主要問題,但如果您有答案,我會非常感激。