fix android l

Bcore/src/main/java/top/niunaijun/blackbox/core/system/os/BStorageManagerService.java

@@ -29,6 +29,9 @@ public class BStorageManagerService extends IBStorageManagerService.Stub impleme
 
     @Override
     public StorageVolume[] getVolumeList(int uid, String packageName, int flags, int userId) throws RemoteException {
+        if (reflection.android.os.storage.StorageManager.getVolumeList == null) {
+            return null;
+        }
         try {
             StorageVolume[] storageVolumes = reflection.android.os.storage.StorageManager.getVolumeList.call(BUserHandle.getUserId(Process.myUid()), 0);
             for (StorageVolume storageVolume : storageVolumes) {

Bcore/src/main/java/top/niunaijun/blackbox/fake/service/IStorageManagerProxy.java

@@ -2,6 +2,7 @@ package top.niunaijun.blackbox.fake.service;
 
 import android.os.IInterface;
 import android.os.Process;
+import android.os.storage.StorageVolume;
 
 import java.lang.reflect.Method;
 
@@ -55,12 +56,24 @@ public class IStorageManagerProxy extends BinderInvocationStub {
         @Override
         protected Object hook(Object who, Method method, Object[] args) throws Throwable {
             if (args == null) {
-                return BlackBoxCore.getBStorageManager().getVolumeList(Process.myUid(), null, 0, BActivityThread.getUserId());
+                StorageVolume[] volumeList = BlackBoxCore.getBStorageManager().getVolumeList(Process.myUid(), null, 0, BActivityThread.getUserId());
+                if (volumeList == null) {
+                    return method.invoke(who, args);
                 }
+                return volumeList;
+            }
+            try {
                 int uid = (int) args[0];
                 String packageName = (String) args[1];
                 int flags = (int) args[2];
-            return BlackBoxCore.getBStorageManager().getVolumeList(uid, packageName, flags, BActivityThread.getUserId());
+                StorageVolume[] volumeList = BlackBoxCore.getBStorageManager().getVolumeList(uid, packageName, flags, BActivityThread.getUserId());
+                if (volumeList == null) {
+                    return method.invoke(who, args);
+                }
+            } catch (Throwable t) {
+                return method.invoke(who, args);
+            }
+            return method.invoke(who, args);
         }
     }
 }