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API23权限申请新方式 java.io.IOException

API23权限申请新方式 java.io.IOException

作者: cd2016 | 来源:发表于2016-07-19 18:03 被阅读4431次
API23权限申请新方式

API23权限申请新方式

java.io.IOException: open failed: EACCES (Permission denied)
at java.io.File.createNewFile(File.java:940)

需要这个弹框,提示用户授予权限,不然会报错

private static final int REQUEST_EXTERNAL_STORAGE = 1;
private static String[] PERMISSIONS_STORAGE = {
        Manifest.permission.READ_EXTERNAL_STORAGE,
Manifest.permission.WRITE_EXTERNAL_STORAGE
};
public static void verifyStoragePermissions(Activity activity) {
// Check if we have write permission
int permission = ActivityCompat.checkSelfPermission(activity, Manifest.permission.WRITE_EXTERNAL_STORAGE);
    if (permission != PackageManager.PERMISSION_GRANTED) {
// We don't have permission so prompt the user
ActivityCompat.requestPermissions(
                activity,
PERMISSIONS_STORAGE,
REQUEST_EXTERNAL_STORAGE
);
}
}
AndroidManifest.xml
<uses-permissionandroid:name="android.permission.READ_EXTERNAL_STORAGE"/>
<uses-permissionandroid:name="android.permission.WRITE_EXTERNAL_STORAGE"/>

API23权限申请新方式 java.io.IOException: open failed: EACCES (Permission denied)

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