| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.timezone; |
| |
| import android.content.Context; |
| import android.content.pm.PackageManager; |
| import android.os.AsyncTask; |
| import android.os.Binder; |
| import android.os.ParcelFileDescriptor; |
| |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| import java.util.concurrent.Executor; |
| import libcore.io.Streams; |
| |
| /** |
| * A single class that implements multiple helper interfaces for use by {@link RulesManagerService}. |
| */ |
| final class RulesManagerServiceHelperImpl implements PermissionHelper, Executor { |
| |
| private final Context mContext; |
| |
| RulesManagerServiceHelperImpl(Context context) { |
| mContext = context; |
| } |
| |
| @Override |
| public void enforceCallerHasPermission(String requiredPermission) { |
| mContext.enforceCallingPermission(requiredPermission, null /* message */); |
| } |
| |
| @Override |
| public boolean checkDumpPermission(String tag, PrintWriter pw) { |
| // TODO(nfuller): Switch to DumpUtils.checkDumpPermission() when it is available in AOSP. |
| if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) |
| != PackageManager.PERMISSION_GRANTED) { |
| pw.println("Permission Denial: can't dump LocationManagerService from from pid=" |
| + Binder.getCallingPid() |
| + ", uid=" + Binder.getCallingUid()); |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public void execute(Runnable runnable) { |
| AsyncTask.execute(runnable); |
| } |
| } |