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.loganalysis.item; 17 18 import org.json.JSONArray; 19 import org.json.JSONException; 20 import org.json.JSONObject; 21 22 import java.util.HashMap; 23 import java.util.Map; 24 import java.util.Set; 25 26 27 /** 28 * An {@link IItem} used to gfxinfo. 29 */ 30 public class GfxInfoItem implements IItem { 31 /** Constant for JSON output */ 32 public static final String PROCESSES_KEY = "processes"; 33 /** Constant for JSON output */ 34 public static final String PID_KEY = "pid"; 35 /** Constant for JSON output */ 36 public static final String NAME_KEY = "name"; 37 /** Constant for JSON output */ 38 public static final String TOTAL_FRAMES_KEY = "total_frames"; 39 /** Constant for JSON output */ 40 public static final String JANKY_FRAMES_KEY = "janky_frames"; 41 /** Constant for JSON output */ 42 public static final String PERCENTILE_90_KEY = "percentile_90"; 43 /** Constant for JSON output */ 44 public static final String PERCENTILE_95_KEY = "percentile_95"; 45 /** Constant for JSON output */ 46 public static final String PERCENTILE_99_KEY = "percentile_99"; 47 48 private Map<Integer, Row> mRows = new HashMap<Integer, Row>(); 49 50 private static class Row { 51 public String name; 52 public long totalFrames; 53 public long jankyFrames; 54 public int percentile90; 55 public int percentile95; 56 public int percentile99; 57 } 58 59 /** 60 * {@inheritDoc} 61 */ 62 @Override merge(IItem other)63 public IItem merge(IItem other) throws ConflictingItemException { 64 throw new ConflictingItemException("GfxInfo items cannot be merged"); 65 } 66 67 /** 68 * {@inheritDoc} 69 */ 70 @Override isConsistent(IItem other)71 public boolean isConsistent(IItem other) { 72 return false; 73 } 74 75 /** 76 * {@inheritDoc} 77 */ 78 @Override toJson()79 public JSONObject toJson() { 80 JSONObject object = new JSONObject(); 81 JSONArray processes = new JSONArray(); 82 for (int pid : getPids()) { 83 JSONObject proc = new JSONObject(); 84 try { 85 proc.put(PID_KEY, pid); 86 proc.put(NAME_KEY, getName(pid)); 87 proc.put(TOTAL_FRAMES_KEY, getTotalFrames(pid)); 88 proc.put(PERCENTILE_90_KEY, getPrecentile90(pid)); 89 proc.put(PERCENTILE_95_KEY, getPrecentile95(pid)); 90 proc.put(PERCENTILE_99_KEY, getPrecentile99(pid)); 91 processes.put(proc); 92 } catch (JSONException e) { 93 // ignore 94 } 95 } 96 97 try { 98 object.put(PROCESSES_KEY, processes); 99 } catch (JSONException e) { 100 // ignore 101 } 102 return object; 103 } 104 105 /** 106 * Get a set of PIDs seen in the gfxinfo output. 107 */ getPids()108 public Set<Integer> getPids() { 109 return mRows.keySet(); 110 } 111 112 /** 113 * Add a row from the gfxinfo output to the {@link GfxInfoItem}. 114 * 115 * @param pid The PID from the output 116 * @param name The process name 117 * @param totalFrames The number of total frames rendered by the process 118 * @param jankyFrames The number of janky frames rendered by the process 119 */ addRow( int pid, String name, long totalFrames, long jankyFrames, int percentile90, int percentile95, int percentile99)120 public void addRow( 121 int pid, 122 String name, 123 long totalFrames, 124 long jankyFrames, 125 int percentile90, 126 int percentile95, 127 int percentile99) { 128 Row row = new Row(); 129 row.name = name; 130 row.totalFrames = totalFrames; 131 row.jankyFrames = jankyFrames; 132 row.percentile90 = percentile90; 133 row.percentile95 = percentile95; 134 row.percentile99 = percentile99; 135 mRows.put(pid, row); 136 } 137 138 /** 139 * Get the process name for a given PID. 140 */ getName(int pid)141 public String getName(int pid) { 142 return mRows.get(pid).name; 143 } 144 145 /** 146 * Get the number of total frames rendered by a given PID. 147 */ getTotalFrames(int pid)148 public long getTotalFrames(int pid) { 149 return mRows.get(pid).totalFrames; 150 } 151 152 /** 153 * Get the number of janky frames rendered by a given PID. 154 */ getJankyFrames(int pid)155 public long getJankyFrames(int pid) { 156 return mRows.get(pid).jankyFrames; 157 } 158 159 /** Get the 90th percentile value of frame times (ms) */ getPrecentile90(int pid)160 public int getPrecentile90(int pid) { 161 return mRows.get(pid).percentile90; 162 } 163 164 /** Get the 95th percentile value of frame times (ms) */ getPrecentile95(int pid)165 public int getPrecentile95(int pid) { 166 return mRows.get(pid).percentile95; 167 } 168 169 /** Get the 99th percentile value of frame times (ms) */ getPrecentile99(int pid)170 public int getPrecentile99(int pid) { 171 return mRows.get(pid).percentile99; 172 } 173 } 174