我在App Locker工作。我已经制作了将检查锁定的应用程序的服务，并将显示LOCK APP SCREEN，以便用户可以输入密码。我的代码工作正常，直到Lock App打开这个阶段。
我需要停止服务，因为我的服务一直在运行？当用户输入正确的凭据时，它会反复显示我的登录活动。我怎么能阻止这个问题呢？ 码： 服务：
public class SeconActivity extends Activity {
public static final String TAG = "AppLock-Abhishek";
private String oldPasscode = null;
protected EditText codeField1 = null;
protected EditText codeField2 = null;
protected EditText codeField3 = null;
protected EditText codeField4 = null;
protected TextView tvMessage = null;
protected InputFilter[] filters = null;
private String str1,str2,str3,str4;
private ProgressDialog dialog;
Map<String, ?> allEntries;
SharedPreferences sharedPrefsapp;
ArrayList<String> packagezList;
private DbAccess dbAccess;
private ActionBar actionBar;
private int type=0;
private String confirmPass=null;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
dbAccess=new DbAccess(this);
dialog=new ProgressDialog(this);
setContentView(R.layout.page_passcode);
Cursor c;
c=dbAccess.getType();
if(c.moveToNext())
type=c.getInt(c.getColumnIndex("type"));
Cursor cursor;
cursor=dbAccess.getPasssword();
if (cursor.moveToNext()) {
confirmPass = cursor.getString(cursor.getColumnIndex("password"));
}
tvMessage = (TextView) findViewById(R.id.tv_message);
tvMessage.setText(R.string.reenter_passcode);
//editcodeFields
filters = new InputFilter[2];
filters[0] = new InputFilter.LengthFilter(1);
filters[1] = numberFilter;
codeField1 = (EditText) findViewById(R.id.passcode_1);
setupEditText(codeField1);
codeField2 = (EditText) findViewById(R.id.passcode_2);
setupEditText(codeField2);
codeField3 = (EditText) findViewById(R.id.passcode_3);
setupEditText(codeField3);
codeField4 = (EditText) findViewById(R.id.passcode_4);
setupEditText(codeField4);
// setup the keyboard
((Button) findViewById(R.id.button0)).setOnClickListener(btnListener);
((Button) findViewById(R.id.button1)).setOnClickListener(btnListener);
((Button) findViewById(R.id.button2)).setOnClickListener(btnListener);
((Button) findViewById(R.id.button3)).setOnClickListener(btnListener);
((Button) findViewById(R.id.button4)).setOnClickListener(btnListener);
((Button) findViewById(R.id.button5)).setOnClickListener(btnListener);
((Button) findViewById(R.id.button6)).setOnClickListener(btnListener);
((Button) findViewById(R.id.button7)).setOnClickListener(btnListener);
((Button) findViewById(R.id.button8)).setOnClickListener(btnListener);
((Button) findViewById(R.id.button9)).setOnClickListener(btnListener);
((Button) findViewById(R.id.button_clear))
.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
clearFields();
}
});
((Button) findViewById(R.id.button_erase))
.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
onDeleteKey();
}
});
}
private InputFilter numberFilter = new InputFilter() {
@Override
public CharSequence filter(CharSequence source, int start, int end,
Spanned dest, int dstart, int dend) {
if (source.length() > 1) {
return "";
}
if (source.length() == 0) // erase
{
return null;
}
try {
int number = Integer.parseInt(source.toString());
if ((number >= 0) && (number <= 9))
return String.valueOf(number);
else
return "";
} catch (NumberFormatException e) {
return "";
}
}
};
protected void reEnterePass()
{
codeField1.setText("");
codeField2.setText("");
codeField3.setText("");
codeField4.setText("");
codeField1.requestFocus();
// set the value and move the focus
}
protected void onPasscodeError() {
Toast toast = Toast.makeText(this, getString(R.string.passcode_wrong),
Toast.LENGTH_SHORT);
toast.setGravity(Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL, 0, 30);
toast.show();
Thread thread = new Thread() {
public void run() {
Animation animation = AnimationUtils.loadAnimation(
SeconActivity.this, R.anim.shake);
findViewById(R.id.ll_applock).startAnimation(animation);
codeField1.setText("");
codeField2.setText("");
codeField3.setText("");
codeField4.setText("");
codeField1.requestFocus();
}
};
runOnUiThread(thread);
}
protected void setupEditText(EditText editText) {
editText.setInputType(InputType.TYPE_NULL);
editText.setFilters(filters);
editText.setOnTouchListener(touchListener);
editText.setTransformationMethod(PasswordTransformationMethod
.getInstance());
}
private View.OnTouchListener touchListener = new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
v.performClick();
clearFields();
return false;
}
};
private void clearFields() {
codeField1.setText("");
codeField2.setText("");
codeField3.setText("");
codeField4.setText("");
codeField1.postDelayed(new Runnable() {
@Override
public void run() {
codeField1.requestFocus();
}
}, 200);
}
private View.OnClickListener btnListener = new View.OnClickListener() {
@Override
public void onClick(View view) {
int currentValue = -1;
int id = view.getId();
if (id == R.id.button0) {
currentValue = 0;
} else if (id == R.id.button1) {
currentValue = 1;
} else if (id == R.id.button2) {
currentValue = 2;
} else if (id == R.id.button3) {
currentValue = 3;
} else if (id == R.id.button4) {
currentValue = 4;
} else if (id == R.id.button5) {
currentValue = 5;
} else if (id == R.id.button6) {
currentValue = 6;
} else if (id == R.id.button7) {
currentValue = 7;
} else if (id == R.id.button8) {
currentValue = 8;
} else if (id == R.id.button9) {
currentValue = 9;
} else {
}
// set the value and move the focus
String currentValueString = String.valueOf(currentValue);
if (codeField1.isFocused()) {
codeField1.setText(currentValueString);
str1=currentValueString;
codeField2.requestFocus();
codeField2.setText("");
} else if (codeField2.isFocused()) {
codeField2.setText(currentValueString);
str2=currentValueString;
codeField3.requestFocus();
codeField3.setText("");
} else if (codeField3.isFocused()) {
codeField3.setText(currentValueString);
str3=currentValueString;
codeField4.requestFocus();
codeField4.setText("");
} else if (codeField4.isFocused()) {
codeField4.setText(currentValueString);
str4=currentValueString;
}
if (codeField4.getText().toString().length() > 0
&& codeField3.getText().toString().length() > 0
&& codeField2.getText().toString().length() > 0
&& codeField1.getText().toString().length() > 0) {
Log.e(TAG, str1 + str2 + str3 + str4);
String passCode=(str1+str2+str3+str4).trim();
switch (type){
case 1:
if (passCode.equals(confirmPass)){
startActivity(new Intent(getApplicationContext(),LockScreenActivity.class));
}else
{
onPasscodeError();
}
break;
case 2:
if(passCode.equalsIgnoreCase(confirmPass)){
finish();
}else
{
Intent startHomescreen=new Intent(Intent.ACTION_MAIN);
startHomescreen.addCategory(Intent.CATEGORY_HOME);
startHomescreen.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);
startActivity(startHomescreen);
}
break;
default:
break;
}
}
}
};
private void onDeleteKey() {
if (codeField1.isFocused()) {
} else if (codeField2.isFocused()) {
codeField1.requestFocus();
codeField1.setText("");
} else if (codeField3.isFocused()) {
codeField2.requestFocus();
codeField2.setText("");
} else if (codeField4.isFocused()) {
codeField3.requestFocus();
codeField3.setText("");
}
}
}//end of class
LockScreenActivity：
{{1}}
答案 0 :(得分：1)
首先，我想告诉你，你不应该依赖Timer来重复运行你的代码，因为计时器在一段时间后被系统破坏了，我希望你能意识到这个bug。对于您的问题，您应该创建一个哈希映射，以通过验证密码来了解用户已经访问过前景活动的天气。