Examples of org.ow2.asm.util.TraceClassVisitor

org.ow2.easybeans.api.event.bean.EZBEventBeanInvocation
s version 49.0 (49) // access flags 0x21 public class Hello { // compiled from: Hello.java // access flags 0x1 public <init> ()V ALOAD 0 INVOKESPECIAL java/lang/Object <init> ()V RETURN MAXSTACK = 1 MAXLOCALS = 1 // access flags 0x9 public static main ([Ljava/lang/String;)V GETSTATIC java/lang/System out Ljava/io/PrintStream; LDC "hello" INVOKEVIRTUAL java/io/PrintStream println (Ljava/lang/String;)V RETURN MAXSTACK = 2 MAXLOCALS = 1 } where Hello is defined by:
```
 public class Hello { public static void main(String[] args) { System.out.println("hello"); } } 
```
@author Eric Bruneton @author Eugene Kuleshov

            fos.close();
        }
        
        // "disassembles" the adapted class
        cr = new ClassReader(b);
        cv = new TraceClassVisitor(new PrintWriter(System.out));
        cr.accept(cv, new Attribute[] { new CommentAttribute("") }, 0);
    }

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        final ClassAdapter filter2) throws Exception
    {
        if (!Arrays.equals(cr1.b, cr2.b)) {
            StringWriter sw1 = new StringWriter();
            StringWriter sw2 = new StringWriter();
            ClassVisitor cv1 = new TraceClassVisitor(new PrintWriter(sw1));
            ClassVisitor cv2 = new TraceClassVisitor(new PrintWriter(sw2));
            if (filter1 != null) {
                filter1.cv = cv1;
            }
            if (filter2 != null) {
                filter2.cv = cv2;
            }
            cr1.accept(filter1 == null ? cv1 : filter1, 0);
            cr2.accept(filter2 == null ? cv2 : filter2, 0);
            String s1 = sw1.toString();
            String s2 = sw2.toString();
            try {
                assertEquals("different data", s1, s2);
            } catch (Throwable e) {
                /*
                 * ClassReader may introduce unused labels in the code, due to
                 * the way uninitialized frame types are handled (false
                 * positives may occur, see the doc of ClassReader). These
                 * unused labels may differ before / after a transformation, but
                 * this does not change the method code itself. Thus, if a
                 * difference occurs, we retry a comparison, this time by
                 * removing the unused labels first (we do not do this in the
                 * first place because it is costly).
                 */
                sw1 = new StringWriter();
                sw2 = new StringWriter();
                cv1 = new RemoveUnusedLabelsAdapter(new TraceClassVisitor(new PrintWriter(sw1)));
                cv2 = new RemoveUnusedLabelsAdapter(new TraceClassVisitor(new PrintWriter(sw2)));
                if (filter1 != null) {
                    filter1.cv = cv1;
                }
                if (filter2 != null) {
                    filter2.cv = cv2;

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            ClassReader cr = new ClassReader(is);
            byte[] b = transformClass("", cr.b);
            StringWriter sw1 = new StringWriter();
            StringWriter sw2 = new StringWriter();
            sw2.write(ve.toString() + "\n");
            ClassVisitor cv1 = new TraceClassVisitor(new PrintWriter(sw1));
            ClassVisitor cv2 = new TraceClassVisitor(new PrintWriter(sw2));
            cr.accept(cv1, 0);
            new ClassReader(b).accept(cv2, 0);
            String s1 = sw1.toString();
            String s2 = sw2.toString();
            assertEquals("different data", s1, s2);

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            ClassReader cr = new ClassReader(is);
            byte[] b = transformClass(cr.b);
            StringWriter sw1 = new StringWriter();
            StringWriter sw2 = new StringWriter();
            sw2.write(ve.toString() + "\n");
            ClassVisitor cv1 = new TraceClassVisitor(new PrintWriter(sw1));
            ClassVisitor cv2 = new TraceClassVisitor(new PrintWriter(sw2));
            cr.accept(cv1, 0);
            new ClassReader(b).accept(cv2, 0);
            String s1 = sw1.toString();
            String s2 = sw2.toString();
            assertEquals("different data", s1, s2);

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        final ClassFilter filter2) throws Exception
    {
        if (!Arrays.equals(cr1.b, cr2.b)) {
            StringWriter sw1 = new StringWriter();
            StringWriter sw2 = new StringWriter();
            ClassVisitor cv1 = new TraceClassVisitor(new PrintWriter(sw1));
            ClassVisitor cv2 = new TraceClassVisitor(new PrintWriter(sw2));
            if (filter1 != null) {
                filter1.setNext(cv1);
            }
            if (filter2 != null) {
                filter2.setNext(cv2);

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        FileReader r = new FileReader(fileName);


        ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);
        BFCompiler c = new BFCompiler();
        if (verbose) {
            c.compile(r, className, fileName, new TraceClassVisitor(cw,
                    new PrintWriter(System.out)));
        } else {
            c.compile(r, className, fileName, cw);
        }

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            } catch (Exception e) {
                this.logger.error("Cannot configure Carol to use CMI", e);
                throw new EZBComponentException("Cannot configure Carol to use CMI", e);
            }


            ClusterViewManagerFactory clusterViewManagerFactory = ClusterViewManagerFactory.getFactory();


            // Start the manager
            try {
                this.clusterViewManager = (ServerClusterViewManager) clusterViewManagerFactory.create();
            } catch (Exception e) {
                this.logger.error("Cannot retrieve the CMI Server", e);
                throw new EZBComponentException("Cannot retrieve the CMI Server", e);
            }
            if (this.clusterViewManager != null
                    && this.clusterViewManager.getState().equals(ClusterViewManager.State.STOPPED)) {
                if (this.eventComponent != null) {
                    List<Component> components =
                        clusterViewManagerFactory.getConfig().getComponents().getComponents();
                    if (components != null) {
                        for (Component cmiEventComponent : components) {
                            if (org.ow2.cmi.component.event.EventComponent.class.isAssignableFrom(cmiEventComponent.getClass())) {
                                ((org.ow2.cmi.component.event.EventComponent) cmiEventComponent).setEventService(
                                        this.eventComponent.getEventService());

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            return EASYBEANS_ROOT;
        } else if (EZBContainer.class.isAssignableFrom(clazz)) {
            // The object is an EJB container.


            EZBContainer container = (EZBContainer) instance;


            // Get the archive name (remove all character before the last slash/antislash).
            String archiveName = container.getName().replaceAll("(.*[/\\\\])", "");


            // Compute the application id.
            return EASYBEANS_ROOT + "/" + container.getApplicationName() + "/" + archiveName;
        } else if (Factory.class.isAssignableFrom(clazz)) {
            // The object is a bean factory.


            Factory<?, ?> factory = (Factory<?, ?>) instance;
            EZBContainer container = factory.getContainer();


            // Get the archive name (remove all character before the last slash/antislash).
            String archiveName = container.getName().replaceAll("(.*[/\\\\])", "");


            // Get the bean class name (remove all character before the last point).
            String factoryName = factory.getClassName().replaceAll("(.*\\.)", "");


            // Compute the bean id.
            return EASYBEANS_ROOT + "/" + container.getApplicationName() + "/" + archiveName + "/" + factoryName;
        } else {
            throw new java.lang.IllegalArgumentException("Name is not define for argument of type " + instance.getClass());
        }
    }

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                    throw new EZBComponentException("Cannot start the CMI Server", e);
                }
            }
        }
        // register the listener.
        EZBEventListener eventListener = new CmiEventListener();
        this.eventComponent.registerEventListener(eventListener);


        this.logger.debug("The CMI configuration extension has been added.");
    }

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            public synchronized void handle(final IEvent event) {
                if (EZBEventBeanInvocationBegin.class.isAssignableFrom(event.getClass())) {
                    EZBEventBeanInvocationBegin e = (EZBEventBeanInvocationBegin) event;
                    MeanCallTimeStatistic.this.pendingCall.put(Long.valueOf(e.getInvocationNumber()), e);
                } else {
                    EZBEventBeanInvocation eventEnd = (EZBEventBeanInvocation) event;
                    EZBEventBeanInvocation eventBegin =
                        MeanCallTimeStatistic.this.pendingCall.remove(Long.valueOf(eventEnd.getInvocationNumber()));


                    MeanCallTimeStatistic.this.count++;
                    MeanCallTimeStatistic.this.total += eventEnd.getTime() - eventBegin.getTime();
                    setLastSampleTime(System.currentTimeMillis());
                }
            }

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