Method startInternal

java/org/apache/catalina/loader/WebappLoader.java:317–363

Start associated ClassLoader and implement the requirements of org.apache.catalina.util.LifecycleBase#startInternal(). @exception LifecycleException if this component detects a fatal error that prevents this component from being used

()

     *                                   used
     */
    @Override
    protected void startInternal() throws LifecycleException {

        if (log.isDebugEnabled()) {
            log.debug(sm.getString("webappLoader.starting"));
        }

        if (context.getResources() == null) {
            log.info(sm.getString("webappLoader.noResources", context));
            setState(LifecycleState.STARTING);
            return;
        }

        // Construct a class loader based on our current repositories list
        try {

            classLoader = createClassLoader();
            classLoader.setResources(context.getResources());
            classLoader.setDelegate(this.delegate);

            // Set Jakarta class converter
            if (getJakartaConverter() != null) {
                MigrationUtil.addJakartaEETransformer(classLoader, getJakartaConverter());
            }

            classLoader.start();

            // Configure our repositories
            setClassPath();

            String contextName = context.getName();
            if (!contextName.startsWith("/")) {
                contextName = "/" + contextName;
            }
            ObjectName cloname =
                    new ObjectName(context.getDomain() + ":type=" + classLoader.getClass().getSimpleName() + ",host=" +
                            context.getParent().getName() + ",context=" + contextName);
            Registry.getRegistry(null).registerComponent(classLoader, cloname, null);

        } catch (Throwable t) {
            Throwable throwable = ExceptionUtils.unwrapInvocationTargetException(t);
            ExceptionUtils.handleThrowable(throwable);
            throw new LifecycleException(sm.getString("webappLoader.startError"), throwable);
        }

        setState(LifecycleState.STARTING);
    }


    /**