先说场景,公司在app上集成推送功能,可是在OPPO手机上一直接收不到推送消息,debug一下发现推送消息可以接受到但是没有吊起通知栏。去设置一看通知栏没给权限。又去oppo开放平台咨询,oppo官方回答如下
咋办呢。。。。。。
首先想到是不是和运行时权限一样,用到时申请一下呢,便尝试了以下方法。
方案一:
通过反射检查通知是否打开,没打开便去申请。
package com.example.jpushdemo;
import android.app.AppOpsManager;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.net.Uri;
import android.provider.Settings;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
/**
*/
public class NotificationsUtils {
private static final String CHECK_OP_NO_THROW = "checkOpNoThrow";
private static final String OP_POST_NOTIFICATION = "OP_POST_NOTIFICATION";
//检测 通知状态 是否已打开
public static boolean isNotificationEnabled(Context context) {
AppOpsManager mAppOps = (AppOpsManager) context.getSystemService(Context.APP_OPS_SERVICE);
ApplicationInfo appInfo = context.getApplicationInfo();
String pkg = context.getApplicationContext().getPackageName();
int uid = appInfo.uid;
Class appOpsClass = null;
/* Context.APP_OPS_MANAGER */
try {
appOpsClass = Class.forName(AppOpsManager.class.getName());
Method checkOpNoThrowMethod =
appOpsClass.getMethod(
CHECK_OP_NO_THROW,
Integer.TYPE,
Integer.TYPE,
String.class
);
Field opPostNotificationValue = appOpsClass.getDeclaredField(OP_POST_NOTIFICATION);
int value = (int) opPostNotificationValue.get(Integer.class);
return (
(int) checkOpNoThrowMethod.invoke(mAppOps, value, uid, pkg) ==
AppOpsManager.MODE_ALLOWED);
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (NoSuchMethodException e) {
e.printStackTrace();
} catch (NoSuchFieldException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
}
return false;
}
/**
* 跳转设置页面 去设置通知权限
* @param context
*/
public static void toNotificationSetting(Context context) {
if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.LOLLIPOP) {
Intent intent = new Intent();
intent.setAction("android.settings.APP_NOTIFICATION_SETTINGS");
intent.putExtra("app_package", context.getApplicationContext().getPackageName());
intent.putExtra("app_uid", context.getApplicationInfo().uid);
context.startActivity(intent);
} else if (android.os.Build.VERSION.SDK_INT == android.os.Build.VERSION_CODES.KITKAT) {
Intent intent = new Intent();
intent.setAction(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
intent.addCategory(Intent.CATEGORY_DEFAULT);
intent.setData(Uri.parse("package:" + context.getApplicationContext().getPackageName()));
context.startActivity(intent);
}
}
}