public Class generateProxyClass()

in javassist/src/main/java/org/apache/commons/proxy2/javassist/JavassistProxyFactory.java [134:167]
34 lines of code
5 McCabe index (conditional complexity)

        public Class<?> generateProxyClass(ClassLoader classLoader, Class<?>... proxyClasses)
        {
            try
            {
                final CtClass proxyClass = JavassistUtils.createClass(getSuperclass(proxyClasses));
                JavassistUtils.addField(ObjectProvider.class, "provider", proxyClass);
                final CtConstructor proxyConstructor = new CtConstructor(
                        JavassistUtils.resolve(new Class[] { ObjectProvider.class }), proxyClass);
                proxyConstructor.setBody("{ this.provider = $1; }");
                proxyClass.addConstructor(proxyConstructor);
                JavassistUtils.addInterfaces(proxyClass, toInterfaces(proxyClasses));
                addHashCodeMethod(proxyClass);
                addEqualsMethod(proxyClass);
                final Method[] methods = getImplementationMethods(proxyClasses);
                for (int i = 0; i < methods.length; ++i)
                {
                    if (!ProxyUtils.isEqualsMethod(methods[i]) && !ProxyUtils.isHashCode(methods[i]))
                    {
                        final Method method = methods[i];
                        final CtMethod ctMethod = new CtMethod(JavassistUtils.resolve(method.getReturnType()),
                                method.getName(), JavassistUtils.resolve(method.getParameterTypes()), proxyClass);
                        final String body = "{ return ( $r ) ( ( " + method.getDeclaringClass().getName()
                                + " )provider.getObject() )." + method.getName() + "($$); }";
                        ctMethod.setBody(body);
                        proxyClass.addMethod(ctMethod);
                    }
                }
                return proxyClass.toClass(classLoader, null);
            }
            catch (CannotCompileException e)
            {
                throw new ProxyFactoryException("Could not compile class.", e);
            }
        }