Android 6 权限访问互联网
Android 6 Permission access to internet
一个月前,我编写了我的第一个应用程序,并获得了在 SD 卡上写入的权限,当 activity 开始时,我请求权限:
if (permission != PackageManager.PERMISSION_GRANTED) {
if (ActivityCompat.shouldShowRequestPermissionRationale(this,
Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setMessage("L'app richiede i permessi di scrittura")
.setTitle("Richiesta Permessi");
builder.setPositiveButton("OK", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
makeRequest();
}
});
AlertDialog dialog = builder.create();
dialog.show();
} else {
makeRequest();
}
}
这是makeRequest()
private static final int REQUEST_WRITE_STORAGE = 112;
private static String TAG = "PermissionDemo";
protected void makeRequest() {
ActivityCompat.requestPermissions(this,
new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE},
REQUEST_WRITE_STORAGE);
}
@Override
public void onRequestPermissionsResult(int requestCode, String permissions[], int[] grantResults) {
switch (requestCode) {
case REQUEST_WRITE_STORAGE: {
if (grantResults.length == 0
|| grantResults[0] !=
PackageManager.PERMISSION_GRANTED) {
//Log.i(TAG, "Permission has been denied by user");
finish();
} else {
//Log.i(TAG, "Permission has been granted by user");
creaConfigurazioneIniziale();
}
return;
}
}
}
现在我的应用程序需要互联网许可,我已将其放在清单中:
<uses-permission android:name="android.permission.INTERNET" />
还有这个
但是不起作用,我可以做些什么来添加 Internet 和网络的权限?
我尝试添加 makereqeust
这个:
protected void makeRequest() {
ActivityCompat.requestPermissions(this,
new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE},
REQUEST_WRITE_STORAGE);
ActivityCompat.requestPermissions(this,
new String[]{Manifest.permission.INTERNET},
REQUEST_WRITE_STORAGE);
ActivityCompat.requestPermissions(this,
new String[]{Manifest.permission.ACCESS_NETWORK_STATE},
REQUEST_WRITE_STORAGE);
}
但不起作用。我该如何解决问题?
对于将访问 Internet 的应用程序,它仍然是强制性的。如果开发人员在未在 Android 清单中定义应用程序的情况下发布应用程序,则在第一次尝试连接时会抛出异常,并且应用程序可能会崩溃。这和以前没什么不同。
安装时授予的有限权限:当用户安装或更新应用时,系统会授予应用请求的属于 PROTECTION_NORMAL 的所有权限。例如,闹钟和互联网权限属于 PROTECTION_NORMAL,因此它们会在安装时自动授予。
谢谢
您不需要请求互联网或 access_network_state 许可,因为 Android 默认授予它。
我们必须检查一些危险的权限
危险权限列表
CALENDAR : READ_CALENDAR, WRITE_CALENDAR
CAMERA : CAMERA
CONTACTS : READ_CONTACTS, WRITE_CONTACTS, GET_ACCOUNTS
LOCATION : ACCESS_FINE_LOCATION, ACCESS_COARSE_LOCATION
MICROPHONE : RECORD_AUDIO
PHONE : READ_PHONE_STATE, CALL_PHONE, READ_CALL_LOG, WRITE_CALL_LOG, ADD_VOICEMAIL, USE_SIP, PROCESS_OUTGOING_CALLS
SENSORS : BODY_SENSORS
SMS : SEND_SMS, RECEIVE_SMS, READ_SMS, RECEIVE_WAP_PUSH, RECEIVE_MMS
STORAGE : READ_EXTERNAL_STORAGE, WRITE_EXTERNAL_STORAGE
普通权限列表
ACCESS_LOCATION_EXTRA_COMMANDS
ACCESS_NETWORK_STATE
ACCESS_NOTIFICATION_POLICY
ACCESS_WIFI_STATE
BLUETOOTH
BLUETOOTH_ADMIN
BROADCAST_STICKY
CHANGE_NETWORK_STATE
CHANGE_WIFI_MULTICAST_STATE
CHANGE_WIFI_STATE
DISABLE_KEYGUARD
EXPAND_STATUS_BAR
FLASHLIGHT
GET_PACKAGE_SIZE
INTERNET
KILL_BACKGROUND_PROCESSES
MODIFY_AUDIO_SETTINGS
NFC
READ_SYNC_SETTINGS
READ_SYNC_STATS
RECEIVE_BOOT_COMPLETED
REORDER_TASKS
REQUEST_INSTALL_PACKAGES
SET_TIME_ZONE
SET_WALLPAPER
SET_WALLPAPER_HINTS
TRANSMIT_IR
USE_FINGERPRINT
VIBRATE
WAKE_LOCK
WRITE_SYNC_SETTINGS
SET_ALARM
INSTALL_SHORTCUT
UNINSTALL_SHORTCUT
查看更多信息。 Normal and Dangerous Permissions
如何检查危险权限?
我按照以前的方式发布代码。假设我们要检查 CAMARA
权限。
public class Utility {
public static final int MY_PERMISSIONS_REQUEST_CAMERA = 130;
public static boolean checkPermissionCAMERA(final Context context) {
int currentAPIVersion = Build.VERSION.SDK_INT;
if (currentAPIVersion >= android.os.Build.VERSION_CODES.M) {
if (ContextCompat.checkSelfPermission(context,
Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
if (ActivityCompat.shouldShowRequestPermissionRationale((Activity) context,
Manifest.permission.CAMERA)) {
AlertDialog.Builder alertBuilder = new AlertDialog.Builder(context);
alertBuilder.setCancelable(true);
alertBuilder.setTitle("Permission necessary");
alertBuilder.setMessage("Camera permission is necessary");
alertBuilder.setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
ActivityCompat.requestPermissions((Activity) context,
new String[] { Manifest.permission.CAMERA }, MY_PERMISSIONS_REQUEST_CAMERA);
}
});
AlertDialog alert = alertBuilder.create();
alert.show();
} else {
ActivityCompat.requestPermissions((Activity) context, new String[] { Manifest.permission.CAMERA },
MY_PERMISSIONS_REQUEST_CAMERA);
}
return false;
} else {
return true;
}
} else {
return true;
}
}
public static void showDialogOK(final Activity context, String message) {
AlertDialog.Builder alertBuilder = new AlertDialog.Builder(context);
alertBuilder.setCancelable(true);
alertBuilder.setTitle("Permission necessary");
alertBuilder.setMessage(message);
alertBuilder.setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
Utility.checkAndRequestPermissions(context);
}
});
AlertDialog alert = alertBuilder.create();
alert.show();
}
}
现在在你的 Activity.
里面
if(Utility.checkPermissionCAMERA(this)){
// Do work
}
并最终覆盖 onRequestPermissionsResult
@Override
public void onRequestPermissionsResult(int requestCode,
String[] permissions, int[] grantResults) {
switch (requestCode) {
case Utility.MY_PERMISSIONS_REQUEST_CAMERA:
if (ContextCompat.checkSelfPermission(Splash_Activity.this,
Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED) {
// do work
}else{
// take action
}
break;
}
}
编辑:
如何检查多个权限?
public class Utility {
public static final int REQUEST_ID_MULTIPLE_PERMISSIONS = 101;
public static boolean checkAndRequestPermissions(final Activity context) {
int ExtstorePermission = ContextCompat.checkSelfPermission(context,
Manifest.permission.READ_EXTERNAL_STORAGE);
int WExtstorePermission = ContextCompat.checkSelfPermission(context,
Manifest.permission.WRITE_EXTERNAL_STORAGE);
int cameraPermission = ContextCompat.checkSelfPermission(context,
Manifest.permission.CAMERA);
int READ_PHONE_STATE = ContextCompat.checkSelfPermission(context,
Manifest.permission.READ_PHONE_STATE);
int location = ContextCompat.checkSelfPermission(context,
Manifest.permission.ACCESS_FINE_LOCATION);
int READ_CONTACTS = ContextCompat.checkSelfPermission(context,
Manifest.permission.READ_CONTACTS);
int RECORD_AUDIO = ContextCompat.checkSelfPermission(context,
Manifest.permission.RECORD_AUDIO);
int internet = ContextCompat.checkSelfPermission(context,
Manifest.permission.INTERNET);
List<String> listPermissionsNeeded = new ArrayList<>();
if (cameraPermission != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded.add(Manifest.permission.CAMERA);
}
if (WExtstorePermission != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded
.add(Manifest.permission.WRITE_EXTERNAL_STORAGE);
}
if (ExtstorePermission != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded
.add(Manifest.permission.READ_EXTERNAL_STORAGE);
}
if (location != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded.add(Manifest.permission.ACCESS_FINE_LOCATION);
}
if (READ_PHONE_STATE != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded.add(Manifest.permission.READ_PHONE_STATE);
}
if (READ_CONTACTS != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded.add(Manifest.permission.READ_CONTACTS);
}
if (RECORD_AUDIO != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded.add(Manifest.permission.RECORD_AUDIO);
}
if (internet != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded.add(Manifest.permission.INTERNET);
}
if (!listPermissionsNeeded.isEmpty()) {
ActivityCompat.requestPermissions(context, listPermissionsNeeded
.toArray(new String[listPermissionsNeeded.size()]),
REQUEST_ID_MULTIPLE_PERMISSIONS);
return false;
}
return true;
}
public static void showDialogOK(final Activity context, String message) {
AlertDialog.Builder alertBuilder = new AlertDialog.Builder(context);
alertBuilder.setCancelable(true);
alertBuilder.setTitle("Permission necessary");
alertBuilder.setMessage(message);
alertBuilder.setPositiveButton(android.R.string.yes,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
Utility.checkAndRequestPermissions(context);
}
});
AlertDialog alert = alertBuilder.create();
alert.show();
}
}
希望对您有所帮助
一个月前,我编写了我的第一个应用程序,并获得了在 SD 卡上写入的权限,当 activity 开始时,我请求权限:
if (permission != PackageManager.PERMISSION_GRANTED) {
if (ActivityCompat.shouldShowRequestPermissionRationale(this,
Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setMessage("L'app richiede i permessi di scrittura")
.setTitle("Richiesta Permessi");
builder.setPositiveButton("OK", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
makeRequest();
}
});
AlertDialog dialog = builder.create();
dialog.show();
} else {
makeRequest();
}
}
这是makeRequest()
private static final int REQUEST_WRITE_STORAGE = 112;
private static String TAG = "PermissionDemo";
protected void makeRequest() {
ActivityCompat.requestPermissions(this,
new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE},
REQUEST_WRITE_STORAGE);
}
@Override
public void onRequestPermissionsResult(int requestCode, String permissions[], int[] grantResults) {
switch (requestCode) {
case REQUEST_WRITE_STORAGE: {
if (grantResults.length == 0
|| grantResults[0] !=
PackageManager.PERMISSION_GRANTED) {
//Log.i(TAG, "Permission has been denied by user");
finish();
} else {
//Log.i(TAG, "Permission has been granted by user");
creaConfigurazioneIniziale();
}
return;
}
}
}
现在我的应用程序需要互联网许可,我已将其放在清单中:
<uses-permission android:name="android.permission.INTERNET" />
还有这个
但是不起作用,我可以做些什么来添加 Internet 和网络的权限?
我尝试添加 makereqeust
这个:
protected void makeRequest() {
ActivityCompat.requestPermissions(this,
new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE},
REQUEST_WRITE_STORAGE);
ActivityCompat.requestPermissions(this,
new String[]{Manifest.permission.INTERNET},
REQUEST_WRITE_STORAGE);
ActivityCompat.requestPermissions(this,
new String[]{Manifest.permission.ACCESS_NETWORK_STATE},
REQUEST_WRITE_STORAGE);
}
但不起作用。我该如何解决问题?
对于将访问 Internet 的应用程序,它仍然是强制性的。如果开发人员在未在 Android 清单中定义应用程序的情况下发布应用程序,则在第一次尝试连接时会抛出异常,并且应用程序可能会崩溃。这和以前没什么不同。
安装时授予的有限权限:当用户安装或更新应用时,系统会授予应用请求的属于 PROTECTION_NORMAL 的所有权限。例如,闹钟和互联网权限属于 PROTECTION_NORMAL,因此它们会在安装时自动授予。
谢谢
您不需要请求互联网或 access_network_state 许可,因为 Android 默认授予它。
我们必须检查一些危险的权限
危险权限列表
CALENDAR : READ_CALENDAR, WRITE_CALENDAR
CAMERA : CAMERA
CONTACTS : READ_CONTACTS, WRITE_CONTACTS, GET_ACCOUNTS
LOCATION : ACCESS_FINE_LOCATION, ACCESS_COARSE_LOCATION
MICROPHONE : RECORD_AUDIO
PHONE : READ_PHONE_STATE, CALL_PHONE, READ_CALL_LOG, WRITE_CALL_LOG, ADD_VOICEMAIL, USE_SIP, PROCESS_OUTGOING_CALLS
SENSORS : BODY_SENSORS
SMS : SEND_SMS, RECEIVE_SMS, READ_SMS, RECEIVE_WAP_PUSH, RECEIVE_MMS
STORAGE : READ_EXTERNAL_STORAGE, WRITE_EXTERNAL_STORAGE
普通权限列表
ACCESS_LOCATION_EXTRA_COMMANDS
ACCESS_NETWORK_STATE
ACCESS_NOTIFICATION_POLICY
ACCESS_WIFI_STATE
BLUETOOTH
BLUETOOTH_ADMIN
BROADCAST_STICKY
CHANGE_NETWORK_STATE
CHANGE_WIFI_MULTICAST_STATE
CHANGE_WIFI_STATE
DISABLE_KEYGUARD
EXPAND_STATUS_BAR
FLASHLIGHT
GET_PACKAGE_SIZE
INTERNET
KILL_BACKGROUND_PROCESSES
MODIFY_AUDIO_SETTINGS
NFC
READ_SYNC_SETTINGS
READ_SYNC_STATS
RECEIVE_BOOT_COMPLETED
REORDER_TASKS
REQUEST_INSTALL_PACKAGES
SET_TIME_ZONE
SET_WALLPAPER
SET_WALLPAPER_HINTS
TRANSMIT_IR
USE_FINGERPRINT
VIBRATE
WAKE_LOCK
WRITE_SYNC_SETTINGS
SET_ALARM
INSTALL_SHORTCUT
UNINSTALL_SHORTCUT
查看更多信息。 Normal and Dangerous Permissions
如何检查危险权限?
我按照以前的方式发布代码。假设我们要检查 CAMARA
权限。
public class Utility {
public static final int MY_PERMISSIONS_REQUEST_CAMERA = 130;
public static boolean checkPermissionCAMERA(final Context context) {
int currentAPIVersion = Build.VERSION.SDK_INT;
if (currentAPIVersion >= android.os.Build.VERSION_CODES.M) {
if (ContextCompat.checkSelfPermission(context,
Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
if (ActivityCompat.shouldShowRequestPermissionRationale((Activity) context,
Manifest.permission.CAMERA)) {
AlertDialog.Builder alertBuilder = new AlertDialog.Builder(context);
alertBuilder.setCancelable(true);
alertBuilder.setTitle("Permission necessary");
alertBuilder.setMessage("Camera permission is necessary");
alertBuilder.setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
ActivityCompat.requestPermissions((Activity) context,
new String[] { Manifest.permission.CAMERA }, MY_PERMISSIONS_REQUEST_CAMERA);
}
});
AlertDialog alert = alertBuilder.create();
alert.show();
} else {
ActivityCompat.requestPermissions((Activity) context, new String[] { Manifest.permission.CAMERA },
MY_PERMISSIONS_REQUEST_CAMERA);
}
return false;
} else {
return true;
}
} else {
return true;
}
}
public static void showDialogOK(final Activity context, String message) {
AlertDialog.Builder alertBuilder = new AlertDialog.Builder(context);
alertBuilder.setCancelable(true);
alertBuilder.setTitle("Permission necessary");
alertBuilder.setMessage(message);
alertBuilder.setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
Utility.checkAndRequestPermissions(context);
}
});
AlertDialog alert = alertBuilder.create();
alert.show();
}
}
现在在你的 Activity.
里面if(Utility.checkPermissionCAMERA(this)){
// Do work
}
并最终覆盖 onRequestPermissionsResult
@Override
public void onRequestPermissionsResult(int requestCode,
String[] permissions, int[] grantResults) {
switch (requestCode) {
case Utility.MY_PERMISSIONS_REQUEST_CAMERA:
if (ContextCompat.checkSelfPermission(Splash_Activity.this,
Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED) {
// do work
}else{
// take action
}
break;
}
}
编辑:
如何检查多个权限?
public class Utility {
public static final int REQUEST_ID_MULTIPLE_PERMISSIONS = 101;
public static boolean checkAndRequestPermissions(final Activity context) {
int ExtstorePermission = ContextCompat.checkSelfPermission(context,
Manifest.permission.READ_EXTERNAL_STORAGE);
int WExtstorePermission = ContextCompat.checkSelfPermission(context,
Manifest.permission.WRITE_EXTERNAL_STORAGE);
int cameraPermission = ContextCompat.checkSelfPermission(context,
Manifest.permission.CAMERA);
int READ_PHONE_STATE = ContextCompat.checkSelfPermission(context,
Manifest.permission.READ_PHONE_STATE);
int location = ContextCompat.checkSelfPermission(context,
Manifest.permission.ACCESS_FINE_LOCATION);
int READ_CONTACTS = ContextCompat.checkSelfPermission(context,
Manifest.permission.READ_CONTACTS);
int RECORD_AUDIO = ContextCompat.checkSelfPermission(context,
Manifest.permission.RECORD_AUDIO);
int internet = ContextCompat.checkSelfPermission(context,
Manifest.permission.INTERNET);
List<String> listPermissionsNeeded = new ArrayList<>();
if (cameraPermission != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded.add(Manifest.permission.CAMERA);
}
if (WExtstorePermission != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded
.add(Manifest.permission.WRITE_EXTERNAL_STORAGE);
}
if (ExtstorePermission != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded
.add(Manifest.permission.READ_EXTERNAL_STORAGE);
}
if (location != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded.add(Manifest.permission.ACCESS_FINE_LOCATION);
}
if (READ_PHONE_STATE != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded.add(Manifest.permission.READ_PHONE_STATE);
}
if (READ_CONTACTS != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded.add(Manifest.permission.READ_CONTACTS);
}
if (RECORD_AUDIO != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded.add(Manifest.permission.RECORD_AUDIO);
}
if (internet != PackageManager.PERMISSION_GRANTED) {
listPermissionsNeeded.add(Manifest.permission.INTERNET);
}
if (!listPermissionsNeeded.isEmpty()) {
ActivityCompat.requestPermissions(context, listPermissionsNeeded
.toArray(new String[listPermissionsNeeded.size()]),
REQUEST_ID_MULTIPLE_PERMISSIONS);
return false;
}
return true;
}
public static void showDialogOK(final Activity context, String message) {
AlertDialog.Builder alertBuilder = new AlertDialog.Builder(context);
alertBuilder.setCancelable(true);
alertBuilder.setTitle("Permission necessary");
alertBuilder.setMessage(message);
alertBuilder.setPositiveButton(android.R.string.yes,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
Utility.checkAndRequestPermissions(context);
}
});
AlertDialog alert = alertBuilder.create();
alert.show();
}
}
希望对您有所帮助