我创建了一个启用蓝牙并发现其他设备的应用程序。
在清单中我有以下内容:
<uses-permission android:name="android.permission.BLUETOOTH" />
<uses-permission android:name="android.permission.BLUETOOTH_ADMIN"/>
然而,在设备上却出现了这样的异常:
11-20 08:08:47.766: E/AndroidRuntime(9380): FATAL EXCEPTION: main
11-20 08:08:47.766: E/AndroidRuntime(9380): java.lang.SecurityException: Need BLUETOOTH permission: Neither user 10111 nor current process has android.permission.BLUETOOTH.
我还需要在清单中添加什么才能使其正常工作?
这是清单:
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="cajun.meet"
android:versionCode="1"
android:versionName="1.0">
<uses-sdk android:minSdkVersion="8" />
<application android:icon="@drawable/icon" android:label="@string/app_name">
<activity android:name=".CajunMeetActivity"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name=".MyULCard"
android:label="@string/app_name">
</activity>
<activity android:name=".MyULContacts"
android:label="@string/app_name">
</activity>
<service android:name = ".BluetoothExchange" android:exported="true" android:enabled="true">
</service>
<uses-permission android:name="android.permission.BLUETOOTH" />
<uses-permission android:name="android.permission.BLUETOOTH_ADMIN"/>
</application>
</manifest>
尝试将权限移至外部<application>
标签。就像下面这样:
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="cajun.meet"
android:versionCode="1"
android:versionName="1.0">
<uses-sdk android:minSdkVersion="8" />
<uses-permission android:name="android.permission.BLUETOOTH" />
<uses-permission android:name="android.permission.BLUETOOTH_ADMIN"/>
<application android:icon="@drawable/icon" android:label="@string/app_name">
<activity android:name=".CajunMeetActivity"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name=".MyULCard"
android:label="@string/app_name">
</activity>
<activity android:name=".MyULContacts"
android:label="@string/app_name">
</activity>
<service android:name = ".BluetoothExchange" android:exported="true" android:enabled="true">
</service>
</application>
</manifest>
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