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      1 /*
      2  * Copyright (C) 2008 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 
     17 import java.io.IOException;
     18 import java.io.FileInputStream;
     19 import java.io.ObjectInputStream;
     20 import java.io.BufferedInputStream;
     21 import java.io.Writer;
     22 import java.io.PrintStream;
     23 import java.util.Set;
     24 import java.util.HashSet;
     25 import java.util.TreeSet;
     26 import java.util.Iterator;
     27 
     28 /**
     29  * Prints raw information in CSV format.
     30  */
     31 public class PrintCsv {
     32 
     33     public static void main(String[] args)
     34             throws IOException, ClassNotFoundException {
     35         if (args.length != 1) {
     36             System.err.println("Usage: PrintCsv [compiled log file]");
     37             System.exit(0);
     38         }
     39 
     40         Root root = Root.fromFile(args[0]);
     41 
     42         printHeaders(System.out);
     43 
     44         MemoryUsage baseline = MemoryUsage.baseline();
     45 
     46         for (LoadedClass loadedClass : root.loadedClasses.values()) {
     47             if (!loadedClass.systemClass) {
     48                 continue;
     49             }
     50 
     51             printRow(System.out, baseline, loadedClass);
     52         }
     53     }
     54 
     55     static void printHeaders(PrintStream out) {
     56         out.println("Name"
     57                 + ",Preloaded"
     58                 + ",Median Load Time (us)"
     59                 + ",Median Init Time (us)"
     60                 + ",Process Names"
     61                 + ",Load Count"
     62                 + ",Init Count"
     63                 + ",Managed Heap (B)"
     64                 + ",Native Heap (B)"
     65                 + ",Managed Pages (kB)"
     66                 + ",Native Pages (kB)"
     67                 + ",Other Pages (kB)");
     68     }
     69 
     70     static void printRow(PrintStream out, MemoryUsage baseline,
     71             LoadedClass loadedClass) {
     72         out.print(loadedClass.name);
     73         out.print(',');
     74         out.print(loadedClass.preloaded);
     75         out.print(',');
     76         out.print(loadedClass.medianLoadTimeMicros());
     77         out.print(',');
     78         out.print(loadedClass.medianInitTimeMicros());
     79         out.print(',');
     80         out.print('"');
     81 
     82         Set<String> procNames = new TreeSet<String>();
     83         for (Operation op : loadedClass.loads)
     84             procNames.add(op.process.name);
     85         for (Operation op : loadedClass.initializations)
     86             procNames.add(op.process.name);
     87 
     88         if (procNames.size() <= 3) {
     89             for (String name : procNames) {
     90                 out.print(name + "\n");
     91             }
     92         } else {
     93             Iterator<String> i = procNames.iterator();
     94             out.print(i.next() + "\n");
     95             out.print(i.next() + "\n");
     96             out.print("...and " + (procNames.size() - 2)
     97                     + " others.");
     98         }
     99 
    100         out.print('"');
    101         out.print(',');
    102         out.print(loadedClass.loads.size());
    103         out.print(',');
    104         out.print(loadedClass.initializations.size());
    105 
    106         if (loadedClass.memoryUsage.isAvailable()) {
    107             MemoryUsage subtracted
    108                     = loadedClass.memoryUsage.subtract(baseline);
    109 
    110             out.print(',');
    111             out.print(subtracted.javaHeapSize());
    112             out.print(',');
    113             out.print(subtracted.nativeHeapSize);
    114             out.print(',');
    115             out.print(subtracted.javaPagesInK());
    116             out.print(',');
    117             out.print(subtracted.nativePagesInK());
    118             out.print(',');
    119             out.print(subtracted.otherPagesInK());
    120 
    121         } else {
    122             out.print(",n/a,n/a,n/a,n/a,n/a");
    123         }
    124 
    125         out.println();
    126     }
    127 }
    128