| /* |
| * 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.wm.shell.protolog; |
| |
| import android.annotation.Nullable; |
| import android.content.Context; |
| import android.util.Log; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.protolog.BaseProtoLogImpl; |
| import com.android.internal.protolog.ProtoLogViewerConfigReader; |
| import com.android.internal.protolog.common.IProtoLogGroup; |
| import com.android.wm.shell.R; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.PrintWriter; |
| |
| import org.json.JSONException; |
| |
| |
| /** |
| * A service for the ProtoLog logging system. |
| */ |
| public class ShellProtoLogImpl extends BaseProtoLogImpl { |
| private static final String TAG = "ProtoLogImpl"; |
| private static final int BUFFER_CAPACITY = 1024 * 1024; |
| // TODO: Get the right path for the proto log file when we initialize the shell components |
| private static final String LOG_FILENAME = new File("wm_shell_log.pb").getAbsolutePath(); |
| |
| private static ShellProtoLogImpl sServiceInstance = null; |
| |
| static { |
| addLogGroupEnum(ShellProtoLogGroup.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 ShellProtoLogImpl getSingleInstance() { |
| if (sServiceInstance == null) { |
| sServiceInstance = new ShellProtoLogImpl(); |
| } |
| return sServiceInstance; |
| } |
| |
| public int startTextLogging(String[] groups, PrintWriter pw) { |
| try (InputStream is = |
| getClass().getClassLoader().getResourceAsStream("wm_shell_protolog.json")){ |
| mViewerConfig.loadViewerConfig(is); |
| return setLogging(true /* setTextLogging */, true, pw, groups); |
| } catch (IOException e) { |
| Log.i(TAG, "Unable to load log definitions: IOException while reading " |
| + "wm_shell_protolog. " + e); |
| } catch (JSONException e) { |
| Log.i(TAG, "Unable to load log definitions: JSON parsing exception while reading " |
| + "wm_shell_protolog. " + e); |
| } |
| return -1; |
| } |
| |
| public int stopTextLogging(String[] groups, PrintWriter pw) { |
| return setLogging(true /* setTextLogging */, false, pw, groups); |
| } |
| |
| private ShellProtoLogImpl() { |
| super(new File(LOG_FILENAME), null, BUFFER_CAPACITY, new ProtoLogViewerConfigReader()); |
| } |
| } |
| |