273 lines
10 KiB
Java
273 lines
10 KiB
Java
import java.io.File;
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import java.io.IOException;
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import java.io.PrintStream;
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import java.io.DataInputStream;
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import java.io.FileInputStream;
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import java.util.Map;
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import java.util.List;
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import java.util.HashMap;
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import java.util.ArrayList;
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import java.util.Comparator;
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import java.util.Set;
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import java.util.TreeSet;
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import java.util.Iterator;
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/**
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* Prints HTML reports that can be attached to bugs.
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*/
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public class PrintBugReports {
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private static final String DIR = "out/preload";
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private static boolean PRINT_MEMORY_USAGE = false;
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private static final Comparator<LoadedClass> DEFAULT_ORDER
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= new Comparator<LoadedClass>() {
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public int compare(LoadedClass a, LoadedClass b) {
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// Longest load time first.
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int diff = b.medianTimeMicros() - a.medianTimeMicros();
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if (diff != 0) {
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return diff;
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}
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return a.name.compareTo(b.name);
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}
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};
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public static void main(String[] args)
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throws IOException, ClassNotFoundException {
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Root root = Root.fromFile(args[0]);
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String baseUrl = "";
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if (args.length > 1) {
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baseUrl = args[1];
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}
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new File(DIR).mkdirs();
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Map<String, List<Proc>> procsByName = new HashMap<String, List<Proc>>();
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for (Proc proc : root.processes.values()) {
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if (proc.fromZygote()) {
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List<Proc> procs = procsByName.get(proc.name);
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if (procs == null) {
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procs = new ArrayList<Proc>();
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procsByName.put(proc.name, procs);
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}
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procs.add(proc);
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}
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}
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Set<LoadedClass> coreClasses = new TreeSet<LoadedClass>(DEFAULT_ORDER);
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Set<LoadedClass> frameworkClasses = new TreeSet<LoadedClass>(DEFAULT_ORDER);
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for (List<Proc> procs : procsByName.values()) {
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Proc first = procs.get(0);
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Set<LoadedClass> classes = new TreeSet<LoadedClass>(DEFAULT_ORDER);
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Set<LoadedClass> sharedClasses
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= new TreeSet<LoadedClass>(DEFAULT_ORDER);
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for (Proc proc : procs) {
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for (Operation operation : proc.operations) {
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LoadedClass clazz = operation.loadedClass;
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if (clazz.isSharable() && clazz.systemClass) {
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if (clazz.name.startsWith("dalvik")
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|| clazz.name.startsWith("org")
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|| clazz.name.startsWith("java")) {
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coreClasses.add(clazz);
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} else {
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frameworkClasses.add(clazz);
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}
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sharedClasses.add(clazz);
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} else {
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classes.add(clazz);
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}
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}
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}
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printApplicationHtml(first.name, root.baseline, classes,
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sharedClasses);
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}
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printHtml("core", root.baseline, coreClasses);
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printHtml("framework", root.baseline, frameworkClasses);
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PrintStream out = new PrintStream(DIR + "/toc.html");
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out.println("<html><body>");
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out.println("<a href='" + baseUrl
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+ "/core.html'>core</a><br/>");
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out.println("<a href='" + baseUrl
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+ "/framework.html'>framework</a><br/>");
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for (String s : new TreeSet<String>(procsByName.keySet())) {
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out.println("<a href='" + baseUrl + "/"
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+ s + ".html'>" + s + "</a><br/>");
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}
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out.println("</body></html>");
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out.close();
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}
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static void printApplicationHtml(String name, MemoryUsage baseline,
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Iterable<LoadedClass> classes, Iterable<LoadedClass> sharedClasses)
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throws IOException {
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PrintStream out = new PrintStream(DIR + "/" + name + ".html");
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printHeader(name, out);
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out.println("<body>");
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out.println("<h1><tt>" + name + "</tt></h1>");
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out.println("<p><i>Click a column header to sort by that column.</i></p>");
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out.println("<p><a href=\"#shared\">Shared Classes</a></p>");
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out.println("<h3>Application-Specific Classes</h3>");
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out.println("<p>These classes were loaded only by " + name + ". If"
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+ " the value of the <i>Preloaded</i> column is <i>yes</i> or "
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+ " <i>no</i>, the class is in the boot classpath; if it's not"
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+ " part of the published API, consider"
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+ " moving it into the APK.</p>");
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printTable(out, baseline, classes, false);
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out.println("<p><a href=\"#\">Top</a></p>");
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out.println("<a name=\"shared\"/><h3>Shared Classes</h3>");
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out.println("<p>These classes are in the boot classpath. They are used"
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+ " by " + name + " as well as others.");
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printTable(out, baseline, sharedClasses, true);
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out.println("</body></html>");
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out.close();
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}
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static void printHtml(String name, MemoryUsage baseline,
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Iterable<LoadedClass> classes)
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throws IOException {
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PrintStream out = new PrintStream(DIR + "/" + name + ".html");
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printHeader(name, out);
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out.println("<body>");
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out.println("<h1><tt>" + name + "</tt></h1>");
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out.println("<p><i>Click a column header to sort by that column.</i></p>");
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printTable(out, baseline, classes, true);
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out.println("</body></html>");
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out.close();
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}
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private static void printHeader(String name, PrintStream out)
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throws IOException {
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out.println("<html><head>");
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out.println("<title>" + name + "</title>");
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out.println("<style>");
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out.println("a, th, td, h1, h3, p { font-family: arial }");
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out.println("th, td { font-size: small }");
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out.println("</style>");
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out.println("<script language=\"javascript\">");
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out.write(SCRIPT);
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out.println("</script>");
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out.println("</head>");
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}
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static void printTable(PrintStream out, MemoryUsage baseline,
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Iterable<LoadedClass> classes, boolean showProcNames) {
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out.println("<p><table border=\"1\" cellpadding=\"5\""
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+ " class=\"sortable\" cellspacing=\"0\">");
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out.println("<thead bgcolor=\"#eeeeee\"><tr>");
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out.println("<th>Name</th>");
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out.println("<th>Preloaded</th>");
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out.println("<th>Total Time (us)</th>");
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out.println("<th>Load Time (us)</th>");
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out.println("<th>Init Time (us)</th>");
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if (PRINT_MEMORY_USAGE) {
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out.println("<th>Total Heap (B)</th>");
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out.println("<th>Dalvik Heap (B)</th>");
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out.println("<th>Native Heap (B)</th>");
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out.println("<th>Total Pages (kB)</th>");
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out.println("<th>Dalvik Pages (kB)</th>");
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out.println("<th>Native Pages (kB)</th>");
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out.println("<th>Other Pages (kB)</th>");
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}
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if (showProcNames) {
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out.println("<th>Loaded by</th>");
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}
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out.println("</tr></thead>");
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for (LoadedClass clazz : classes) {
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out.println("<tr>");
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out.println("<td>" + clazz.name + "</td>");
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out.println("<td>" + ((clazz.systemClass)
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? ((clazz.preloaded) ? "yes" : "no") : "n/a") + "</td>");
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out.println("<td>" + clazz.medianTimeMicros() + "</td>");
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out.println("<td>" + clazz.medianLoadTimeMicros() + "</td>");
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out.println("<td>" + clazz.medianInitTimeMicros() + "</td>");
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if (PRINT_MEMORY_USAGE) {
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if (clazz.memoryUsage.isAvailable()) {
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MemoryUsage subtracted
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= clazz.memoryUsage.subtract(baseline);
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long totalHeap = subtracted.javaHeapSize()
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+ subtracted.nativeHeapSize;
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out.println("<td>" + totalHeap + "</td>");
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out.println("<td>" + subtracted.javaHeapSize() + "</td>");
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out.println("<td>" + subtracted.nativeHeapSize + "</td>");
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out.println("<td>" + subtracted.totalPages() + "</td>");
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out.println("<td>" + subtracted.javaPagesInK() + "</td>");
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out.println("<td>" + subtracted.nativePagesInK() + "</td>");
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out.println("<td>" + subtracted.otherPagesInK() + "</td>");
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} else {
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for (int i = 0; i < 7; i++) {
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out.println("<td> </td>");
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}
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}
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}
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if (showProcNames) {
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out.println("<td>");
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Set<String> procNames = new TreeSet<String>();
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for (Operation op : clazz.loads) {
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procNames.add(op.process.name);
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}
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for (Operation op : clazz.initializations) {
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procNames.add(op.process.name);
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}
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if (procNames.size() <= 3) {
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for (String name : procNames) {
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out.print(name + "<br/>");
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}
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} else {
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Iterator<String> i = procNames.iterator();
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out.print(i.next() + "<br/>");
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out.print(i.next() + "<br/>");
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out.print("...and " + (procNames.size() - 2)
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+ " others.");
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}
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out.println("</td>");
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}
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out.println("</tr>");
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}
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out.println("</table></p>");
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}
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static byte[] SCRIPT;
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static {
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try {
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File script = new File(
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"frameworks/base/tools/preload/sorttable.js");
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int length = (int) script.length();
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SCRIPT = new byte[length];
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DataInputStream in = new DataInputStream(
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new FileInputStream(script));
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in.readFully(SCRIPT);
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in.close();
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}
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}
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