import sun.jvm.hotspot.ui.classbrowser.HTMLGenerator; //导入依赖的package包/类
public void doit(Tokens t) {
    if (t.countTokens() != 0) {
        usage();
    } else {
        ArrayList nmethods = new ArrayList();
        Threads threads = VM.getVM().getThreads();
        HTMLGenerator gen = new HTMLGenerator(false);
        for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) {
            try {
                for (JavaVFrame vf = thread.getLastJavaVFrameDbg(); vf != null; vf = vf.javaSender()) {
                    if (vf instanceof CompiledVFrame) {
                        NMethod c = ((CompiledVFrame)vf).getCode();
                        if (!nmethods.contains(c)) {
                            nmethods.add(c);
                            out.println(gen.genHTML(c));
                        }
                    }
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
}
 

import sun.jvm.hotspot.ui.classbrowser.HTMLGenerator; //导入依赖的package包/类
public void doit(Tokens t) {
    int tokens = t.countTokens();
    if (tokens != 1) {
        usage();
        return;
    }
    String name = t.nextToken();
    Address addr = null;
    try {
        addr = VM.getVM().getDebugger().parseAddress(name);
    } catch (NumberFormatException e) {
       out.println(e);
       return;
    }

    HTMLGenerator generator = new HTMLGenerator(false);
    out.println(generator.genHTML(addr));
}
 

import sun.jvm.hotspot.ui.classbrowser.HTMLGenerator; //导入依赖的package包/类
private static void printBytecodes(String pid,
                                   String[] instanceKlassNames) {
    HotSpotAgent agent = new HotSpotAgent();
    try {
        agent.attach(Integer.parseInt(pid));
    }
    catch (DebuggerException e) {
        System.out.println(e.getMessage());
        System.err.println("Unable to connect to process ID: " + pid);

        agent.detach();
        e.printStackTrace();
    }

    for (String instanceKlassName : instanceKlassNames) {
        InstanceKlass iKlass = SystemDictionaryHelper.findInstanceKlass(instanceKlassName);
        MethodArray methods = iKlass.getMethods();
        for (int i = 0; i < methods.length(); i++) {
            Method m = methods.at(i);
            System.out.println("Method: " + m.getName().asString() +
                               " in instance klass: " + instanceKlassName);
            HTMLGenerator gen = new HTMLGenerator(false);
            System.out.println(gen.genHTML(m));
        }
    }
    agent.detach();
}