/*
* Copyright (C) 2013 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.app.procstats;
import android.os.Parcel;
import android.os.Parcelable;
import android.os.SystemClock;
import android.os.SystemProperties;
import android.os.UserHandle;
import android.text.format.DateFormat;
import android.util.ArrayMap;
import android.util.ArraySet;
import android.util.DebugUtils;
import android.util.Log;
import android.util.Slog;
import android.util.SparseArray;
import android.util.TimeUtils;
import static com.android.internal.app.procstats.ProcessStats.*;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.Objects;
/**
* Utilities for dumping.
*/
public final class DumpUtils {
public static final String[] STATE_NAMES = new String[] {
"Persist", "Top ", "ImpFg ", "ImpBg ",
"Backup ", "HeavyWt", "Service", "ServRst",
"Receivr", "Home ",
"LastAct", "CchAct ", "CchCAct", "CchEmty"
};
public static final String[] ADJ_SCREEN_NAMES_CSV = new String[] {
"off", "on"
};
public static final String[] ADJ_MEM_NAMES_CSV = new String[] {
"norm", "mod", "low", "crit"
};
public static final String[] STATE_NAMES_CSV = new String[] {
"pers", "top", "impfg", "impbg", "backup", "heavy",
"service", "service-rs", "receiver", "home", "lastact",
"cch-activity", "cch-aclient", "cch-empty"
};
static final String[] ADJ_SCREEN_TAGS = new String[] {
"0", "1"
};
static final String[] ADJ_MEM_TAGS = new String[] {
"n", "m", "l", "c"
};
static final String[] STATE_TAGS = new String[] {
"p", "t", "f", "b", "u", "w",
"s", "x", "r", "h", "l", "a", "c", "e"
};
static final String CSV_SEP = "\t";
/**
* No instantiate
*/
private DumpUtils() {
}
public static void printScreenLabel(PrintWriter pw, int offset) {
switch (offset) {
case ADJ_NOTHING:
pw.print(" ");
break;
case ADJ_SCREEN_OFF:
pw.print("SOff/");
break;
case ADJ_SCREEN_ON:
pw.print("SOn /");
break;
default:
pw.print("????/");
break;
}
}
public static void printScreenLabelCsv(PrintWriter pw, int offset) {
switch (offset) {
case ADJ_NOTHING:
break;
case ADJ_SCREEN_OFF:
pw.print(ADJ_SCREEN_NAMES_CSV[0]);
break;
case ADJ_SCREEN_ON:
pw.print(ADJ_SCREEN_NAMES_CSV[1]);
break;
default:
pw.print("???");
break;
}
}
public static void printMemLabel(PrintWriter pw, int offset, char sep) {
switch (offset) {
case ADJ_NOTHING:
pw.print(" ");
if (sep != 0) pw.print(' ');
break;
case ADJ_MEM_FACTOR_NORMAL:
pw.print("Norm");
if (sep != 0) pw.print(sep);
break;
case ADJ_MEM_FACTOR_MODERATE:
pw.print("Mod ");
if (sep != 0) pw.print(sep);
break;
case ADJ_MEM_FACTOR_LOW:
pw.print("Low ");
if (sep != 0) pw.print(sep);
break;
case ADJ_MEM_FACTOR_CRITICAL:
pw.print("Crit");
if (sep != 0) pw.print(sep);
break;
default:
pw.print("????");
if (sep != 0) pw.print(sep);
break;
}
}
public static void printMemLabelCsv(PrintWriter pw, int offset) {
if (offset >= ADJ_MEM_FACTOR_NORMAL) {
if (offset <= ADJ_MEM_FACTOR_CRITICAL) {
pw.print(ADJ_MEM_NAMES_CSV[offset]);
} else {
pw.print("???");
}
}
}
public static void printPercent(PrintWriter pw, double fraction) {
fraction *= 100;
if (fraction < 1) {
pw.print(String.format("%.2f", fraction));
} else if (fraction < 10) {
pw.print(String.format("%.1f", fraction));
} else {
pw.print(String.format("%.0f", fraction));
}
pw.print("%");
}
public static void printProcStateTag(PrintWriter pw, int state) {
state = printArrayEntry(pw, ADJ_SCREEN_TAGS, state, ADJ_SCREEN_MOD*STATE_COUNT);
state = printArrayEntry(pw, ADJ_MEM_TAGS, state, STATE_COUNT);
printArrayEntry(pw, STATE_TAGS, state, 1);
}
public static void printAdjTag(PrintWriter pw, int state) {
state = printArrayEntry(pw, ADJ_SCREEN_TAGS, state, ADJ_SCREEN_MOD);
printArrayEntry(pw, ADJ_MEM_TAGS, state, 1);
}
public static void printProcStateTagAndValue(PrintWriter pw, int state, long value) {
pw.print(',');
printProcStateTag(pw, state);
pw.print(':');
pw.print(value);
}
public static void printAdjTagAndValue(PrintWriter pw, int state, long value) {
pw.print(',');
printAdjTag(pw, state);
pw.print(':');
pw.print(value);
}
public static long dumpSingleTime(PrintWriter pw, String prefix, long[] durations,
int curState, long curStartTime, long now) {
long totalTime = 0;
int printedScreen = -1;
for (int iscreen=0; iscreen<ADJ_COUNT; iscreen+=ADJ_SCREEN_MOD) {
int printedMem = -1;
for (int imem=0; imem<ADJ_MEM_FACTOR_COUNT; imem++) {
int state = imem+iscreen;
long time = durations[state];
String running = "";
if (curState == state) {
time += now - curStartTime;
if (pw != null) {
running = " (running)";
}
}
if (time != 0) {
if (pw != null) {
pw.print(prefix);
printScreenLabel(pw, printedScreen != iscreen
? iscreen : STATE_NOTHING);
printedScreen = iscreen;
printMemLabel(pw, printedMem != imem ? imem : STATE_NOTHING, (char)0);
printedMem = imem;
pw.print(": ");
TimeUtils.formatDuration(time, pw); pw.println(running);
}
totalTime += time;
}
}
}
if (totalTime != 0 && pw != null) {
pw.print(prefix);
pw.print(" TOTAL: ");
TimeUtils.formatDuration(totalTime, pw);
pw.println();
}
return totalTime;
}
public static void dumpAdjTimesCheckin(PrintWriter pw, String sep, long[] durations,
int curState, long curStartTime, long now) {
for (int iscreen=0; iscreen<ADJ_COUNT; iscreen+=ADJ_SCREEN_MOD) {
for (int imem=0; imem<ADJ_MEM_FACTOR_COUNT; imem++) {
int state = imem+iscreen;
long time = durations[state];
if (curState == state) {
time += now - curStartTime;
}
if (time != 0) {
printAdjTagAndValue(pw, state, time);
}
}
}
}
private static void dumpStateHeadersCsv(PrintWriter pw, String sep, int[] screenStates,
int[] memStates, int[] procStates) {
final int NS = screenStates != null ? screenStates.length : 1;
final int NM = memStates != null ? memStates.length : 1;
final int NP = procStates != null ? procStates.length : 1;
for (int is=0; is<NS; is++) {
for (int im=0; im<NM; im++) {
for (int ip=0; ip<NP; ip++) {
pw.print(sep);
boolean printed = false;
if (screenStates != null && screenStates.length > 1) {
printScreenLabelCsv(pw, screenStates[is]);
printed = true;
}
if (memStates != null && memStates.length > 1) {
if (printed) {
pw.print("-");
}
printMemLabelCsv(pw, memStates[im]);
printed = true;
}
if (procStates != null && procStates.length > 1) {
if (printed) {
pw.print("-");
}
pw.print(STATE_NAMES_CSV[procStates[ip]]);
}
}
}
}
}
/*
* Doesn't seem to be used.
*
public static void dumpProcessList(PrintWriter pw, String prefix, ArrayList<ProcessState> procs,
int[] screenStates, int[] memStates, int[] procStates, long now) {
String innerPrefix = prefix + " ";
for (int i=procs.size()-1; i>=0; i--) {
ProcessState proc = procs.get(i);
pw.print(prefix);
pw.print(proc.mName);
pw.print(" / ");
UserHandle.formatUid(pw, proc.mUid);
pw.print(" (");
pw.print(proc.durations.getKeyCount());
pw.print(" entries)");
pw.println(":");
proc.dumpProcessState(pw, innerPrefix, screenStates, memStates, procStates, now);
if (proc.pssTable.getKeyCount() > 0) {
proc.dumpPss(pw, innerPrefix, screenStates, memStates, procStates);
}
}
}
*/
public static void dumpProcessSummaryLocked(PrintWriter pw, String prefix,
ArrayList<ProcessState> procs, int[] screenStates, int[] memStates, int[] procStates,
long now, long totalTime) {
for (int i=procs.size()-1; i>=0; i--) {
final ProcessState proc = procs.get(i);
proc.dumpSummary(pw, prefix, screenStates, memStates, procStates, now, totalTime);
}
}
public static void dumpProcessListCsv(PrintWriter pw, ArrayList<ProcessState> procs,
boolean sepScreenStates, int[] screenStates, boolean sepMemStates, int[] memStates,
boolean sepProcStates, int[] procStates, long now) {
pw.print("process");
pw.print(CSV_SEP);
pw.print("uid");
pw.print(CSV_SEP);
pw.print("vers");
dumpStateHeadersCsv(pw, CSV_SEP, sepScreenStates ? screenStates : null,
sepMemStates ? memStates : null,
sepProcStates ? procStates : null);
pw.println();
for (int i=procs.size()-1; i>=0; i--) {
ProcessState proc = procs.get(i);
pw.print(proc.getName());
pw.print(CSV_SEP);
UserHandle.formatUid(pw, proc.getUid());
pw.print(CSV_SEP);
pw.print(proc.getVersion());
proc.dumpCsv(pw, sepScreenStates, screenStates, sepMemStates,
memStates, sepProcStates, procStates, now);
pw.println();
}
}
public static int printArrayEntry(PrintWriter pw, String[] array, int value, int mod) {
int index = value/mod;
if (index >= 0 && index < array.length) {
pw.print(array[index]);
} else {
pw.print('?');
}
return value - index*mod;
}
public static String collapseString(String pkgName, String itemName) {
if (itemName.startsWith(pkgName)) {
final int ITEMLEN = itemName.length();
final int PKGLEN = pkgName.length();
if (ITEMLEN == PKGLEN) {
return "";
} else if (ITEMLEN >= PKGLEN) {
if (itemName.charAt(PKGLEN) == '.') {
return itemName.substring(PKGLEN);
}
}
}
return itemName;
}
}