static public Class loadClass0()

in yoko-rmi-impl/src/main/java/org/apache/yoko/rmi/impl/UtilImpl.java [553:654]
79 lines of code
26 McCabe index (conditional complexity)

    static public Class<?> loadClass0(String name, String codebase, ClassLoader loader)
            throws ClassNotFoundException {

        try {
            return ProviderLocator.loadClass(name, null, loader);
        } catch (ClassNotFoundException e) {
            //skip
        }
        Class<?> result = null;

        ClassLoader stackLoader = null;
        ClassLoader thisLoader = Util.class.getClassLoader();
        Class<?>[] stack = _secman.getClassContext();
        for (int i = 1; i < stack.length; i++) {
            ClassLoader testLoader = stack[i].getClassLoader();
            if (testLoader != null && testLoader != thisLoader) {
                stackLoader = thisLoader;
                break;
            }
        }

        if (stackLoader != null) {
            try {
                result = stackLoader.loadClass(name);
            } catch (ClassNotFoundException ex) {
                // skip //
            }

            if (result != null) {
                return result;
            }
        }

        // try loading using our loader, just in case we really were loaded
        // using the same classloader the delegate is in.
        if (thisLoader != null) {
            try {
                result = thisLoader.loadClass(name);
            } catch (ClassNotFoundException ex) {
                // skip //
            }

            if (result != null) {
                return result;
            }
        }

        if (codebase != null && !"".equals(codebase)
                && !Boolean.getBoolean("java.rmi.server.useCodeBaseOnly")) {
            logger.finer("trying RMIClassLoader");
            try (URLClassLoader url_loader = new URLClassLoader(new URL[]{new URL(codebase)}, loader)) {
                result = url_loader.loadClass(name);
            } catch (ClassNotFoundException ex) {
                logger.log(Level.FINER, "RMIClassLoader says " + ex.getMessage(), ex);
            } catch (MalformedURLException ex) {
                logger.log(Level.FINER, "RMIClassLoader says " + ex.getMessage(), ex);
                logger.finer("FAILED class download " + name + " from " + codebase + " " + ex.getMessage());
            } catch (RuntimeException ex) {
                logger.log(Level.FINER, "FAILED class download " + name + " from " + codebase + " " + ex.getMessage(), ex);
            } catch (IOException unimportant) {
            }

            if (result != null) {
                return result;
            }

        } else {

            codebase = (String) AccessController.doPrivileged(new GetSystemPropertyAction("java.rmi.server.codebase"));

            if (codebase != null) {
                try {
                    result = java.rmi.server.RMIClassLoader.loadClass(codebase,
                            name);
                } catch (ClassNotFoundException ex) {
                    // skip //
                } catch (MalformedURLException ex) {
                    // skip //
                }

                if (result != null) {
                    return result;
                }
            }
        }

        if (loader == null) {
            loader = getContextClassLoader();
        }

        try {
            result = loader.loadClass(name);
        } catch (ClassNotFoundException ex) {
            logger.log(Level.FINER, "LocalLoader says " + ex.getMessage(), ex);
        }

        if (result != null) {
            return result;
        }

        throw new ClassNotFoundException(name);
    }