| /* |
| * Copyright (C) 2010 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.systemui; |
| |
| import android.app.Service; |
| import android.content.Intent; |
| import android.os.Build; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Process; |
| import android.os.SystemProperties; |
| import android.os.UserHandle; |
| import android.util.Slog; |
| |
| import com.android.internal.os.BinderInternal; |
| import com.android.systemui.broadcast.BroadcastDispatcher; |
| import com.android.systemui.dagger.qualifiers.Main; |
| import com.android.systemui.dump.DumpHandler; |
| import com.android.systemui.dump.LogBufferFreezer; |
| import com.android.systemui.dump.SystemUIAuxiliaryDumpService; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| |
| import javax.inject.Inject; |
| |
| public class SystemUIService extends Service { |
| |
| private final Handler mMainHandler; |
| private final DumpHandler mDumpHandler; |
| private final BroadcastDispatcher mBroadcastDispatcher; |
| private final LogBufferFreezer mLogBufferFreezer; |
| |
| @Inject |
| public SystemUIService( |
| @Main Handler mainHandler, |
| DumpHandler dumpHandler, |
| BroadcastDispatcher broadcastDispatcher, |
| LogBufferFreezer logBufferFreezer) { |
| super(); |
| mMainHandler = mainHandler; |
| mDumpHandler = dumpHandler; |
| mBroadcastDispatcher = broadcastDispatcher; |
| mLogBufferFreezer = logBufferFreezer; |
| } |
| |
| @Override |
| public void onCreate() { |
| super.onCreate(); |
| |
| // Start all of SystemUI |
| ((SystemUIApplication) getApplication()).startServicesIfNeeded(); |
| |
| // Finish initializing dump logic |
| mLogBufferFreezer.attach(mBroadcastDispatcher); |
| |
| // For debugging RescueParty |
| if (Build.IS_DEBUGGABLE && SystemProperties.getBoolean("debug.crash_sysui", false)) { |
| throw new RuntimeException(); |
| } |
| |
| if (Build.IS_DEBUGGABLE) { |
| // b/71353150 - looking for leaked binder proxies |
| BinderInternal.nSetBinderProxyCountEnabled(true); |
| BinderInternal.nSetBinderProxyCountWatermarks(1000,900); |
| BinderInternal.setBinderProxyCountCallback( |
| new BinderInternal.BinderProxyLimitListener() { |
| @Override |
| public void onLimitReached(int uid) { |
| Slog.w(SystemUIApplication.TAG, |
| "uid " + uid + " sent too many Binder proxies to uid " |
| + Process.myUid()); |
| } |
| }, mMainHandler); |
| } |
| |
| // Bind the dump service so we can dump extra info during a bug report |
| startServiceAsUser( |
| new Intent(getApplicationContext(), SystemUIAuxiliaryDumpService.class), |
| UserHandle.SYSTEM); |
| } |
| |
| @Override |
| public IBinder onBind(Intent intent) { |
| return null; |
| } |
| |
| @Override |
| protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| // If no args are passed, assume we're being dumped as part of a bug report (sadly, we have |
| // no better way to guess whether this is taking place). Set the appropriate dump priority |
| // (CRITICAL) to reflect that this is taking place. |
| String[] massagedArgs = args; |
| if (args.length == 0) { |
| massagedArgs = new String[] { |
| DumpHandler.PRIORITY_ARG, |
| DumpHandler.PRIORITY_ARG_CRITICAL}; |
| } |
| |
| mDumpHandler.dump(fd, pw, massagedArgs); |
| } |
| } |