| /* |
| * Copyright (C) 2020 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.internal.protolog; |
| |
| import android.annotation.Nullable; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.protolog.common.IProtoLogGroup; |
| |
| import java.io.File; |
| |
| /** |
| * A service for the ProtoLog logging system. |
| */ |
| public class ProtoLogImpl extends BaseProtoLogImpl { |
| private static final int BUFFER_CAPACITY = 1024 * 1024; |
| private static final String LOG_FILENAME = "/data/misc/wmtrace/wm_log.pb"; |
| private static final String VIEWER_CONFIG_FILENAME = "/system/etc/protolog.conf.json.gz"; |
| |
| private static ProtoLogImpl sServiceInstance = null; |
| |
| static { |
| addLogGroupEnum(ProtoLogGroup.values()); |
| } |
| |
| /** Used by the ProtoLogTool, do not call directly - use {@code ProtoLog} class instead. */ |
| public static void d(IProtoLogGroup group, int messageHash, int paramsMask, |
| @Nullable String messageString, |
| Object... args) { |
| getSingleInstance() |
| .log(LogLevel.DEBUG, group, messageHash, paramsMask, messageString, args); |
| } |
| |
| /** Used by the ProtoLogTool, do not call directly - use {@code ProtoLog} class instead. */ |
| public static void v(IProtoLogGroup group, int messageHash, int paramsMask, |
| @Nullable String messageString, |
| Object... args) { |
| getSingleInstance().log(LogLevel.VERBOSE, group, messageHash, paramsMask, messageString, |
| args); |
| } |
| |
| /** Used by the ProtoLogTool, do not call directly - use {@code ProtoLog} class instead. */ |
| public static void i(IProtoLogGroup group, int messageHash, int paramsMask, |
| @Nullable String messageString, |
| Object... args) { |
| getSingleInstance().log(LogLevel.INFO, group, messageHash, paramsMask, messageString, args); |
| } |
| |
| /** Used by the ProtoLogTool, do not call directly - use {@code ProtoLog} class instead. */ |
| public static void w(IProtoLogGroup group, int messageHash, int paramsMask, |
| @Nullable String messageString, |
| Object... args) { |
| getSingleInstance().log(LogLevel.WARN, group, messageHash, paramsMask, messageString, args); |
| } |
| |
| /** Used by the ProtoLogTool, do not call directly - use {@code ProtoLog} class instead. */ |
| public static void e(IProtoLogGroup group, int messageHash, int paramsMask, |
| @Nullable String messageString, |
| Object... args) { |
| getSingleInstance() |
| .log(LogLevel.ERROR, group, messageHash, paramsMask, messageString, args); |
| } |
| |
| /** Used by the ProtoLogTool, do not call directly - use {@code ProtoLog} class instead. */ |
| public static void wtf(IProtoLogGroup group, int messageHash, int paramsMask, |
| @Nullable String messageString, |
| Object... args) { |
| getSingleInstance().log(LogLevel.WTF, group, messageHash, paramsMask, messageString, args); |
| } |
| |
| /** Returns true iff logging is enabled for the given {@code IProtoLogGroup}. */ |
| public static boolean isEnabled(IProtoLogGroup group) { |
| return group.isLogToLogcat() |
| || (group.isLogToProto() && getSingleInstance().isProtoEnabled()); |
| } |
| |
| /** |
| * Returns the single instance of the ProtoLogImpl singleton class. |
| */ |
| public static synchronized ProtoLogImpl getSingleInstance() { |
| if (sServiceInstance == null) { |
| sServiceInstance = new ProtoLogImpl( |
| new File(LOG_FILENAME), BUFFER_CAPACITY, new ProtoLogViewerConfigReader()); |
| } |
| return sServiceInstance; |
| } |
| |
| @VisibleForTesting |
| public static synchronized void setSingleInstance(@Nullable ProtoLogImpl instance) { |
| sServiceInstance = instance; |
| } |
| |
| public ProtoLogImpl(File logFile, int bufferCapacity, |
| ProtoLogViewerConfigReader viewConfigReader) { |
| super(logFile, VIEWER_CONFIG_FILENAME, bufferCapacity, viewConfigReader); |
| } |
| } |
| |