1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.internal.logging; 17 18 import android.content.Context; 19 import android.os.Build; 20 import android.view.View; 21 22 import com.android.internal.logging.MetricsProto.MetricsEvent; 23 24 /** 25 * Log all the things. 26 * 27 * @hide 28 */ 29 public class MetricsLogger { 30 // define metric categories in frameworks/base/proto/src/metrics_constants.proto. 31 32 public static final int VIEW_UNKNOWN = MetricsEvent.VIEW_UNKNOWN; 33 visible(Context context, int category)34 public static void visible(Context context, int category) throws IllegalArgumentException { 35 if (Build.IS_DEBUGGABLE && category == VIEW_UNKNOWN) { 36 throw new IllegalArgumentException("Must define metric category"); 37 } 38 EventLogTags.writeSysuiViewVisibility(category, 100); 39 } 40 hidden(Context context, int category)41 public static void hidden(Context context, int category) throws IllegalArgumentException { 42 if (Build.IS_DEBUGGABLE && category == VIEW_UNKNOWN) { 43 throw new IllegalArgumentException("Must define metric category"); 44 } 45 EventLogTags.writeSysuiViewVisibility(category, 0); 46 } 47 visibility(Context context, int category, boolean visibile)48 public static void visibility(Context context, int category, boolean visibile) 49 throws IllegalArgumentException { 50 if (visibile) { 51 visible(context, category); 52 } else { 53 hidden(context, category); 54 } 55 } 56 visibility(Context context, int category, int vis)57 public static void visibility(Context context, int category, int vis) 58 throws IllegalArgumentException { 59 visibility(context, category, vis == View.VISIBLE); 60 } 61 action(Context context, int category)62 public static void action(Context context, int category) { 63 action(context, category, ""); 64 } 65 action(Context context, int category, int value)66 public static void action(Context context, int category, int value) { 67 action(context, category, Integer.toString(value)); 68 } 69 action(Context context, int category, boolean value)70 public static void action(Context context, int category, boolean value) { 71 action(context, category, Boolean.toString(value)); 72 } 73 action(Context context, int category, String pkg)74 public static void action(Context context, int category, String pkg) { 75 if (Build.IS_DEBUGGABLE && category == VIEW_UNKNOWN) { 76 throw new IllegalArgumentException("Must define metric category"); 77 } 78 EventLogTags.writeSysuiAction(category, pkg); 79 } 80 81 /** Add an integer value to the monotonically increasing counter with the given name. */ count(Context context, String name, int value)82 public static void count(Context context, String name, int value) { 83 EventLogTags.writeSysuiCount(name, value); 84 } 85 86 /** Increment the bucket with the integer label on the histogram with the given name. */ histogram(Context context, String name, int bucket)87 public static void histogram(Context context, String name, int bucket) { 88 EventLogTags.writeSysuiHistogram(name, bucket); 89 } 90 } 91