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  * JBoss, Home of Professional Open Source
  * Copyright 2015, Red Hat, Inc., and individual contributors
  * by the @authors tag. See the copyright.txt in the distribution for a
  * full listing of individual contributors.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.
package org.jboss.weld.bean.proxy;
org.jboss.weld.bean.proxy.ProxyInstantiator implementation that sun.misc.Unsafe.allocateInstance(java.lang.Class) to instantiate proxy class instance. When this instantiator is used, the proxy class does not need to declare a no-arg constructor at all.

Jozef Hartinger
    private final Unsafe unsafe;
        Field field = Unsafe.class.getDeclaredField("theUnsafe");
        this. = (Unsafefield.get(null);
    public <T> T newInstance(Class<T> clazzthrows InstantiationException{
        return (T) .allocateInstance(clazz);
    public boolean isUsingConstructor() {
        return false;
    public void cleanup() {
    public <T> UnproxyableResolutionException validateNoargConstructor(Constructor<T> constructorClass<?> clazzBean<?> declaringBean)
            throws UnproxyableResolutionException {
        // noop - no constructor is fine
        return null;
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