Package org.hotswap.agent.javassist

Examples of org.hotswap.agent.javassist.CtMethod

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    Set<Object> registeredRBMaps = Collections.newSetFromMap(new WeakHashMap<Object, Boolean>());

    @OnClassLoadEvent(classNameRegexp = "com.sun.faces.config.ConfigManager")
    public static void facesConfigManagerInitialized(CtClass ctClass) throws NotFoundException, CannotCompileException {
        CtMethod init = ctClass.getDeclaredMethod("initialize");
        init.insertAfter(PluginManagerInvoker.buildInitializePlugin(JsfPlugin.class));
        LOGGER.debug("com.sun.faces.config.ConfigManager enhanced with plugin initialization.");
    }
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        if (!clazz.isInterface())
            throw new RuntimeException(
                    "Only interfaces are allowed for Annotation creation.");

        CtMethod methods[] = clazz.getDeclaredMethods();
        if (methods.length > 0) {
            members = new LinkedHashMap();
        }

        for (int i = 0; i < methods.length; i++) {
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    private static boolean checkJuelEL(CtClass ctClass)
    {
        try {
            // JUEL, JSF BeanELResolver[s]
            // check if we have purgeBeanClasses method
            CtMethod purgeMeth = ctClass.getDeclaredMethod("purgeBeanClasses");
//            purgeMeth.setModifiers(org.hotswap.agent.javassist.Modifier.PUBLIC);
            ctClass.addMethod(CtNewMethod.make("public void " + PURGE_CLASS_CACHE_METHOD_NAME + "(java.lang.ClassLoader classLoader) {" +
                    "   java.beans.Introspector.flushCaches(); " +
                    "   purgeBeanClasses(classLoader); " +
                    "}", ctClass));
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    @OnClassLoadEvent(classNameRegexp = "org.eclipse.jetty.webapp.WebXmlConfiguration")
    public static void patchWebXmlConfiguration(CtClass ctClass) throws NotFoundException, CannotCompileException, ClassNotFoundException {

        try {
            // after application context initialized, but before processing started
            CtMethod doStart = ctClass.getDeclaredMethod("configure");

            // init the plugin
            String src = PluginManagerInvoker.buildInitializePlugin(JettyPlugin.class, "context.getClassLoader()");
            src += PluginManagerInvoker.buildCallPluginMethod("context.getClassLoader()", JettyPlugin.class,
                    "init", "context", "java.lang.Object");

            doStart.insertBefore(src);
        } catch (NotFoundException e) {
            LOGGER.warning("org.eclipse.jetty.webapp.WebAppContext does not contain startContext method. Jetty plugin will be disabled.\n" +
                    "*** This is Ok, Jetty plugin handles only special properties ***");
            return;
        }
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    // same as above for older jetty versions
    @OnClassLoadEvent(classNameRegexp = "org.mortbay.jetty.webapp.WebXmlConfiguration")
    public static void patchWebXmlConfiguration6x(CtClass ctClass) throws NotFoundException, CannotCompileException, ClassNotFoundException {
        try {
            // after application context initialized, but before processing started
            CtMethod doStart = ctClass.getDeclaredMethod("configureWebApp");

            // init the plugin
            String src = PluginManagerInvoker.buildInitializePlugin(JettyPlugin.class, "getWebAppContext().getClassLoader()");
            src += PluginManagerInvoker.buildCallPluginMethod("getWebAppContext().getClassLoader()", JettyPlugin.class,
                    "init", "getWebAppContext()", "java.lang.Object");

            doStart.insertBefore(src);
        } catch (NotFoundException e) {
            LOGGER.warning("org.mortbay.jetty.webapp.WebXmlConfiguration does not contain startContext method. Jetty plugin will be disabled.\n" +
                    "*** This is Ok, Jetty plugin handles only special properties ***");
            return;
        }
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     * 
     *  Also, add the ServletContainer to a list of registeredJerseyContainers so that we can call reload on it later when classes change
     */
    @OnClassLoadEvent(classNameRegexp = "org.glassfish.jersey.servlet.ServletContainer")
    public static void jerseyServletCallInitialized(CtClass ctClass, ClassPool classPool) throws NotFoundException, CannotCompileException {
        CtMethod init = ctClass.getDeclaredMethod("init", new CtClass[] { classPool.get("org.glassfish.jersey.servlet.WebConfig") });
        init.insertBefore(PluginManagerInvoker.buildInitializePlugin(Jersey2Plugin.class));
        LOGGER.info("org.glassfish.jersey.servlet.ServletContainer enhanced with plugin initialization.");
       
        String registerThis = PluginManagerInvoker.buildCallPluginMethod(Jersey2Plugin.class, "registerJerseyContainer", "this",
            "java.lang.Object", "getConfiguration()", "java.lang.Object");
        init.insertAfter(registerThis);
       
        // Workaround a Jersey issue where ServletContainer cannot be reloaded since it is in an immutable state
        CtMethod reload = ctClass.getDeclaredMethod("reload", new CtClass[] { classPool.get("org.glassfish.jersey.server.ResourceConfig") });    
        reload.insertBefore("$1 = new org.glassfish.jersey.server.ResourceConfig($1);");
    }
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    /**
     *  Fix a scanning issue with jersey pre-2.4 versions.  https://java.net/jira/browse/JERSEY-1936
     */
    @OnClassLoadEvent(classNameRegexp = "org.glassfish.jersey.server.internal.scanning.AnnotationAcceptingListener")
    public static void fixAnnoationAcceptingListener(CtClass ctClass) throws NotFoundException, CannotCompileException {
        CtMethod process = ctClass.getDeclaredMethod("process");
        process.insertAfter("try { $2.close(); } catch (Exception e) {}");
    }
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            }
            this.fieldsSignature = fieldsSignature.toString();

            StringBuilder enclosingMethodSignature = new StringBuilder();
            try {
                CtMethod enclosingMethod = c.getEnclosingMethod();
                if (enclosingMethod != null) {
                    getMethodSignature(enclosingMethodSignature, enclosingMethod);
                }
            } catch (Exception e) {
                // OK, enclosing method not defined or out of scope
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     */
    @OnClassLoadEvent(classNameRegexp = "(org.hibernate.ejb.HibernatePersistence)|(org.hibernate.jpa.HibernatePersistenceProvider)")
    public static void proxyHibernatePersistence(CtClass clazz) throws Exception {
        LOGGER.debug("Override org.hibernate.ejb.HibernatePersistence#createContainerEntityManagerFactory and createEntityManagerFactory to create a EntityManagerFactoryProxy proxy.");

        CtMethod oldMethod = clazz.getDeclaredMethod("createContainerEntityManagerFactory");
        oldMethod.setName("_createContainerEntityManagerFactory" + clazz.getSimpleName());
        CtMethod newMethod = CtNewMethod.make(
                "public javax.persistence.EntityManagerFactory createContainerEntityManagerFactory(" +
                        "           javax.persistence.spi.PersistenceUnitInfo info, java.util.Map properties) {" +
                        "  return " + HibernatePersistenceHelper.class.getName() + ".createContainerEntityManagerFactoryProxy(" +
                        "      info, properties, _createContainerEntityManagerFactory" + clazz.getSimpleName() + "(info, properties)); " +
                        "}", clazz);
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            return;

        LOGGER.debug("Override org.hibernate.cfg.Configuration#buildSessionFactory to create a SessionFactoryProxy proxy.");

        CtClass serviceRegistryClass = classPool.makeClass("org.hibernate.service.ServiceRegistry");
        CtMethod oldMethod = clazz.getDeclaredMethod("buildSessionFactory", new CtClass[]{serviceRegistryClass});
        oldMethod.setName("_buildSessionFactory");

        CtMethod newMethod = CtNewMethod.make(
                "public org.hibernate.SessionFactory buildSessionFactory(org.hibernate.service.ServiceRegistry serviceRegistry) throws org.hibernate.HibernateException {" +
                        "  return " + SessionFactoryProxy.class.getName() + ".getWrapper(this)" +
                        "       .proxy(_buildSessionFactory(serviceRegistry), serviceRegistry); " +
                        "}", clazz);
        clazz.addMethod(newMethod);
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Related Classes of org.hotswap.agent.javassist.CtMethod

  • org.hotswap.agent.javassist.bytecode.annotation.Annotation
  • org.hotswap.agent.javassist.convert.TransformCall
  • org.hotswap.agent.plugin.elresolver.ELResolverPlugin
  • org.hotswap.agent.plugin.hibernate.HibernateTransformers
  • org.hotswap.agent.plugin.jersey.Jersey2Plugin
  • org.hotswap.agent.plugin.jetty.JettyPlugin
  • org.hotswap.agent.plugin.jsf.JsfPlugin
  • org.hotswap.agent.plugin.jvm.AnonymousClassInfo
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